mirror of https://github.com/hashcat/hashcat.git
Merge pull request #2882 from matrix/vmware_vmx
Added hash-mode: VMware VMX (PBKDF2-HMAC-SHA1 + AES-256-CBC)pull/2934/head
Jens Steube
3 years ago
committed by
GitHub
commit
b386ab1c27
@ -0,0 +1,351 @@
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/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#define NEW_SIMD_CODE
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#ifdef KERNEL_STATIC
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#include "inc_vendor.h"
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#include "inc_types.h"
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#include "inc_platform.cl"
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#include "inc_common.cl"
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#include "inc_simd.cl"
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#include "inc_hash_sha1.cl"
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#include "inc_cipher_aes.cl"
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#endif
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#define COMPARE_S "inc_comp_single.cl"
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#define COMPARE_M "inc_comp_multi.cl"
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typedef struct pbkdf2_sha1_tmp
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{
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u32 ipad[5];
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u32 opad[5];
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u32 dgst[32];
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u32 out[32];
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} pbkdf2_sha1_tmp_t;
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typedef struct vmware_vmx
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{
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u32 salt_buf[64];
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u32 iv_buf[4];
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u32 ct_buf[4];
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} vmware_vmx_t;
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DECLSPEC void hmac_sha1_run_V (u32x *w0, u32x *w1, u32x *w2, u32x *w3, u32x *ipad, u32x *opad, u32x *digest)
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{
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digest[0] = ipad[0];
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digest[1] = ipad[1];
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digest[2] = ipad[2];
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digest[3] = ipad[3];
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digest[4] = ipad[4];
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sha1_transform_vector (w0, w1, w2, w3, digest);
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w0[0] = digest[0];
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w0[1] = digest[1];
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w0[2] = digest[2];
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w0[3] = digest[3];
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w1[0] = digest[4];
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w1[1] = 0x80000000;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = (64 + 20) * 8;
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digest[0] = opad[0];
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digest[1] = opad[1];
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digest[2] = opad[2];
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digest[3] = opad[3];
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digest[4] = opad[4];
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sha1_transform_vector (w0, w1, w2, w3, digest);
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}
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KERNEL_FQ void m27400_init (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, vmware_vmx_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
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sha1_hmac_ctx_t sha1_hmac_ctx;
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sha1_hmac_init_global_swap (&sha1_hmac_ctx, pws[gid].i, pws[gid].pw_len);
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tmps[gid].ipad[0] = sha1_hmac_ctx.ipad.h[0];
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tmps[gid].ipad[1] = sha1_hmac_ctx.ipad.h[1];
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tmps[gid].ipad[2] = sha1_hmac_ctx.ipad.h[2];
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tmps[gid].ipad[3] = sha1_hmac_ctx.ipad.h[3];
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tmps[gid].ipad[4] = sha1_hmac_ctx.ipad.h[4];
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tmps[gid].opad[0] = sha1_hmac_ctx.opad.h[0];
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tmps[gid].opad[1] = sha1_hmac_ctx.opad.h[1];
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tmps[gid].opad[2] = sha1_hmac_ctx.opad.h[2];
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tmps[gid].opad[3] = sha1_hmac_ctx.opad.h[3];
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tmps[gid].opad[4] = sha1_hmac_ctx.opad.h[4];
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sha1_hmac_update_global_swap (&sha1_hmac_ctx, esalt_bufs[DIGESTS_OFFSET].salt_buf, salt_bufs[SALT_POS].salt_len);
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for (u32 i = 0, j = 1; i < 8; i += 5, j += 1)
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{
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sha1_hmac_ctx_t sha1_hmac_ctx2 = sha1_hmac_ctx;
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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w0[0] = j;
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w0[1] = 0;
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w0[2] = 0;
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w0[3] = 0;
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w1[0] = 0;
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w1[1] = 0;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = 0;
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sha1_hmac_update_64 (&sha1_hmac_ctx2, w0, w1, w2, w3, 4);
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sha1_hmac_final (&sha1_hmac_ctx2);
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tmps[gid].dgst[i + 0] = sha1_hmac_ctx2.opad.h[0];
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tmps[gid].dgst[i + 1] = sha1_hmac_ctx2.opad.h[1];
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tmps[gid].dgst[i + 2] = sha1_hmac_ctx2.opad.h[2];
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tmps[gid].dgst[i + 3] = sha1_hmac_ctx2.opad.h[3];
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tmps[gid].dgst[i + 4] = sha1_hmac_ctx2.opad.h[4];
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tmps[gid].out[i + 0] = tmps[gid].dgst[i + 0];
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tmps[gid].out[i + 1] = tmps[gid].dgst[i + 1];
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tmps[gid].out[i + 2] = tmps[gid].dgst[i + 2];
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tmps[gid].out[i + 3] = tmps[gid].dgst[i + 3];
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tmps[gid].out[i + 4] = tmps[gid].dgst[i + 4];
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}
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}
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KERNEL_FQ void m27400_loop (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, vmware_vmx_t))
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{
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const u64 gid = get_global_id (0);
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if ((gid * VECT_SIZE) >= gid_max) return;
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u32x ipad[5];
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u32x opad[5];
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ipad[0] = packv (tmps, ipad, gid, 0);
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ipad[1] = packv (tmps, ipad, gid, 1);
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ipad[2] = packv (tmps, ipad, gid, 2);
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ipad[3] = packv (tmps, ipad, gid, 3);
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ipad[4] = packv (tmps, ipad, gid, 4);
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opad[0] = packv (tmps, opad, gid, 0);
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opad[1] = packv (tmps, opad, gid, 1);
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opad[2] = packv (tmps, opad, gid, 2);
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opad[3] = packv (tmps, opad, gid, 3);
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opad[4] = packv (tmps, opad, gid, 4);
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for (u32 i = 0; i < 8; i += 5)
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{
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u32x dgst[5];
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u32x out[5];
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dgst[0] = packv (tmps, dgst, gid, i + 0);
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dgst[1] = packv (tmps, dgst, gid, i + 1);
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dgst[2] = packv (tmps, dgst, gid, i + 2);
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dgst[3] = packv (tmps, dgst, gid, i + 3);
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dgst[4] = packv (tmps, dgst, gid, i + 4);
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out[0] = packv (tmps, out, gid, i + 0);
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out[1] = packv (tmps, out, gid, i + 1);
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out[2] = packv (tmps, out, gid, i + 2);
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out[3] = packv (tmps, out, gid, i + 3);
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out[4] = packv (tmps, out, gid, i + 4);
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for (u32 j = 0; j < loop_cnt; j++)
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{
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u32x w0[4];
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u32x w1[4];
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u32x w2[4];
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u32x w3[4];
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w0[0] = dgst[0];
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w0[1] = dgst[1];
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w0[2] = dgst[2];
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w0[3] = dgst[3];
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w1[0] = dgst[4];
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w1[1] = 0x80000000;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = (64 + 20) * 8;
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hmac_sha1_run_V (w0, w1, w2, w3, ipad, opad, dgst);
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out[0] ^= dgst[0];
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out[1] ^= dgst[1];
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out[2] ^= dgst[2];
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out[3] ^= dgst[3];
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out[4] ^= dgst[4];
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}
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unpackv (tmps, dgst, gid, i + 0, dgst[0]);
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unpackv (tmps, dgst, gid, i + 1, dgst[1]);
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unpackv (tmps, dgst, gid, i + 2, dgst[2]);
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unpackv (tmps, dgst, gid, i + 3, dgst[3]);
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unpackv (tmps, dgst, gid, i + 4, dgst[4]);
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unpackv (tmps, out, gid, i + 0, out[0]);
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unpackv (tmps, out, gid, i + 1, out[1]);
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unpackv (tmps, out, gid, i + 2, out[2]);
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unpackv (tmps, out, gid, i + 3, out[3]);
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unpackv (tmps, out, gid, i + 4, out[4]);
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}
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}
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KERNEL_FQ void m27400_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, vmware_vmx_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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const u64 lid = get_local_id(0);
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const u64 lsz = get_local_size(0);
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/**
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* aes shared
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*/
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#ifdef REAL_SHM
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LOCAL_VK u32 s_td0[256];
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LOCAL_VK u32 s_td1[256];
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LOCAL_VK u32 s_td2[256];
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LOCAL_VK u32 s_td3[256];
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LOCAL_VK u32 s_td4[256];
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LOCAL_VK u32 s_te0[256];
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LOCAL_VK u32 s_te1[256];
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LOCAL_VK u32 s_te2[256];
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LOCAL_VK u32 s_te3[256];
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LOCAL_VK u32 s_te4[256];
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for (u32 i = lid; i < 256; i += lsz)
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{
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s_td0[i] = td0[i];
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s_td1[i] = td1[i];
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s_td2[i] = td2[i];
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s_td3[i] = td3[i];
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s_td4[i] = td4[i];
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s_te0[i] = te0[i];
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s_te1[i] = te1[i];
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s_te2[i] = te2[i];
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s_te3[i] = te3[i];
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s_te4[i] = te4[i];
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}
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SYNC_THREADS();
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#else
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CONSTANT_AS u32a* s_td0 = td0;
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CONSTANT_AS u32a* s_td1 = td1;
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CONSTANT_AS u32a* s_td2 = td2;
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CONSTANT_AS u32a* s_td3 = td3;
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CONSTANT_AS u32a* s_td4 = td4;
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CONSTANT_AS u32a* s_te0 = te0;
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CONSTANT_AS u32a* s_te1 = te1;
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CONSTANT_AS u32a* s_te2 = te2;
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CONSTANT_AS u32a* s_te3 = te3;
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CONSTANT_AS u32a* s_te4 = te4;
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#endif
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if (gid >= gid_max) return;
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u32 ukey[8];
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ukey[0] = tmps[gid].out[0];
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ukey[1] = tmps[gid].out[1];
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ukey[2] = tmps[gid].out[2];
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ukey[3] = tmps[gid].out[3];
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ukey[4] = tmps[gid].out[4];
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ukey[5] = tmps[gid].out[5];
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ukey[6] = tmps[gid].out[6];
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ukey[7] = tmps[gid].out[7];
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u32 ks[60];
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AES256_set_decrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_td0, s_td1, s_td2, s_td3);
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// iv
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u32 iv_buf[4];
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iv_buf[0] = esalt_bufs[DIGESTS_OFFSET].iv_buf[0];
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iv_buf[1] = esalt_bufs[DIGESTS_OFFSET].iv_buf[1];
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iv_buf[2] = esalt_bufs[DIGESTS_OFFSET].iv_buf[2];
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iv_buf[3] = esalt_bufs[DIGESTS_OFFSET].iv_buf[3];
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// ct
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u32 ct_buf[4];
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ct_buf[0] = esalt_bufs[DIGESTS_OFFSET].ct_buf[0];
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ct_buf[1] = esalt_bufs[DIGESTS_OFFSET].ct_buf[1];
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ct_buf[2] = esalt_bufs[DIGESTS_OFFSET].ct_buf[2];
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ct_buf[3] = esalt_bufs[DIGESTS_OFFSET].ct_buf[3];
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// decrypt first block
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u32 pt_buf[4];
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AES256_decrypt (ks, ct_buf, pt_buf, s_td0, s_td1, s_td2, s_td3, s_td4);
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pt_buf[0] ^= iv_buf[0];
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pt_buf[1] ^= iv_buf[1];
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pt_buf[2] ^= iv_buf[2];
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pt_buf[3] ^= iv_buf[3];
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// check
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const u32 r0 = pt_buf[0];
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const u32 r1 = pt_buf[1];
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const u32 r2 = pt_buf[2];
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const u32 r3 = pt_buf[3];
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#define il_pos 0
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#ifdef KERNEL_STATIC
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#include COMPARE_M
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#endif
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}
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@ -0,0 +1,307 @@
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/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "common.h"
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#include "types.h"
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#include "modules.h"
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#include "bitops.h"
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#include "convert.h"
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#include "shared.h"
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static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
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static const u32 DGST_POS0 = 0;
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static const u32 DGST_POS1 = 1;
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static const u32 DGST_POS2 = 2;
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static const u32 DGST_POS3 = 3;
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static const u32 DGST_SIZE = DGST_SIZE_4_4;
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static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE;
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static const char *HASH_NAME = "VMware VMX (PBKDF2-HMAC-SHA1 + AES-256-CBC)";
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static const u64 KERN_TYPE = 27400;
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static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
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| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
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static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE
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| OPTS_TYPE_ST_HEX;
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static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
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static const char *ST_PASS = "hashcat";
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static const char *ST_HASH = "$vmx$0$10000$264bbab02fdf7c1a793651120bec3723$cbb368564d8dfb99f509d4922f4693413f3816af713f0e76bc2409ff9336935d";
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u32 module_attack_exec (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ATTACK_EXEC; }
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u32 module_dgst_pos0 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS0; }
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u32 module_dgst_pos1 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS1; }
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u32 module_dgst_pos2 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS2; }
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u32 module_dgst_pos3 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS3; }
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u32 module_dgst_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_SIZE; }
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u32 module_hash_category (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_CATEGORY; }
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const char *module_hash_name (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_NAME; }
|
||||
u64 module_kern_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return KERN_TYPE; }
|
||||
u32 module_opti_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTI_TYPE; }
|
||||
u64 module_opts_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTS_TYPE; }
|
||||
u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return SALT_TYPE; }
|
||||
const char *module_st_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH; }
|
||||
const char *module_st_pass (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS; }
|
||||
|
||||
typedef struct pbkdf2_sha1_tmp
|
||||
{
|
||||
u32 ipad[5];
|
||||
u32 opad[5];
|
||||
|
||||
u32 dgst[32];
|
||||
u32 out[32];
|
||||
|
||||
} pbkdf2_sha1_tmp_t;
|
||||
|
||||
typedef struct vmware_vmx
|
||||
{
|
||||
u32 salt_buf[64];
|
||||
u32 iv_buf[4];
|
||||
u32 ct_buf[4];
|
||||
|
||||
} vmware_vmx_t;
|
||||
|
||||
static const char *SIGNATURE_VMWARE_VMX = "$vmx$0$";
|
||||
|
||||
u64 module_esalt_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
|
||||
{
|
||||
const u64 esalt_size = (const u64) sizeof (vmware_vmx_t);
|
||||
|
||||
return esalt_size;
|
||||
}
|
||||
|
||||
u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
|
||||
{
|
||||
const u64 tmp_size = (const u64) sizeof (pbkdf2_sha1_tmp_t);
|
||||
|
||||
return tmp_size;
|
||||
}
|
||||
|
||||
u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
|
||||
{
|
||||
// this overrides the reductions of PW_MAX in case optimized kernel is selected
|
||||
// IOW, even in optimized kernel mode it support length 256
|
||||
|
||||
const u32 pw_max = PW_MAX;
|
||||
|
||||
return pw_max;
|
||||
}
|
||||
|
||||
int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
|
||||
{
|
||||
u32 *digest = (u32 *) digest_buf;
|
||||
|
||||
vmware_vmx_t *vmware_vmx = (vmware_vmx_t *) esalt_buf;
|
||||
|
||||
token_t token;
|
||||
|
||||
token.token_cnt = 4;
|
||||
|
||||
token.signatures_cnt = 1;
|
||||
token.signatures_buf[0] = SIGNATURE_VMWARE_VMX;
|
||||
|
||||
token.sep[0] = '$';
|
||||
token.len[0] = 7;
|
||||
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_SIGNATURE;
|
||||
|
||||
token.sep[1] = '$';
|
||||
token.len_min[1] = 1;
|
||||
token.len_max[1] = 9;
|
||||
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_DIGIT;
|
||||
|
||||
token.sep[2] = '$';
|
||||
token.len_min[2] = 32;
|
||||
token.len_max[2] = 32;
|
||||
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_HEX;
|
||||
|
||||
token.sep[3] = '$';
|
||||
token.len_min[3] = 64;
|
||||
token.len_max[3] = 64;
|
||||
token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_HEX;
|
||||
|
||||
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
|
||||
|
||||
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
|
||||
|
||||
// iter
|
||||
|
||||
const u8 *iter_pos = token.buf[1];
|
||||
|
||||
const u32 iter = hc_strtoul ((const char *) iter_pos, NULL, 10);
|
||||
|
||||
salt->salt_iter = iter - 1;
|
||||
|
||||
// salt
|
||||
|
||||
u8 *salt_pos = (u8 *) token.buf[2];
|
||||
int salt_len = token.len[2];
|
||||
|
||||
salt->salt_buf[0] = hex_to_u32 (salt_pos + 0);
|
||||
salt->salt_buf[1] = hex_to_u32 (salt_pos + 8);
|
||||
salt->salt_buf[2] = hex_to_u32 (salt_pos + 16);
|
||||
salt->salt_buf[3] = hex_to_u32 (salt_pos + 24);
|
||||
|
||||
salt->salt_len = salt_len / 2;
|
||||
|
||||
vmware_vmx->salt_buf[0] = salt->salt_buf[0];
|
||||
vmware_vmx->salt_buf[1] = salt->salt_buf[1];
|
||||
vmware_vmx->salt_buf[2] = salt->salt_buf[2];
|
||||
vmware_vmx->salt_buf[3] = salt->salt_buf[3];
|
||||
|
||||
const u8 *hash_pos = token.buf[3];
|
||||
|
||||
// iv
|
||||
|
||||
vmware_vmx->iv_buf[0] = hex_to_u32 (hash_pos + 0);
|
||||
vmware_vmx->iv_buf[1] = hex_to_u32 (hash_pos + 8);
|
||||
vmware_vmx->iv_buf[2] = hex_to_u32 (hash_pos + 16);
|
||||
vmware_vmx->iv_buf[3] = hex_to_u32 (hash_pos + 24);
|
||||
|
||||
vmware_vmx->iv_buf[0] = byte_swap_32 (vmware_vmx->iv_buf[0]);
|
||||
vmware_vmx->iv_buf[1] = byte_swap_32 (vmware_vmx->iv_buf[1]);
|
||||
vmware_vmx->iv_buf[2] = byte_swap_32 (vmware_vmx->iv_buf[2]);
|
||||
vmware_vmx->iv_buf[3] = byte_swap_32 (vmware_vmx->iv_buf[3]);
|
||||
|
||||
// ct
|
||||
|
||||
vmware_vmx->ct_buf[0] = hex_to_u32 (hash_pos + 32);
|
||||
vmware_vmx->ct_buf[1] = hex_to_u32 (hash_pos + 40);
|
||||
vmware_vmx->ct_buf[2] = hex_to_u32 (hash_pos + 48);
|
||||
vmware_vmx->ct_buf[3] = hex_to_u32 (hash_pos + 56);
|
||||
|
||||
vmware_vmx->ct_buf[0] = byte_swap_32 (vmware_vmx->ct_buf[0]);
|
||||
vmware_vmx->ct_buf[1] = byte_swap_32 (vmware_vmx->ct_buf[1]);
|
||||
vmware_vmx->ct_buf[2] = byte_swap_32 (vmware_vmx->ct_buf[2]);
|
||||
vmware_vmx->ct_buf[3] = byte_swap_32 (vmware_vmx->ct_buf[3]);
|
||||
|
||||
// known pt => 'type=key:cipher='
|
||||
|
||||
digest[0] = 0x74797065;
|
||||
digest[1] = 0x3d6b6579;
|
||||
digest[2] = 0x3a636970;
|
||||
digest[3] = 0x6865723d;
|
||||
|
||||
return (PARSER_OK);
|
||||
}
|
||||
|
||||
int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, MAYBE_UNUSED const void *hook_salt_buf, MAYBE_UNUSED const hashinfo_t *hash_info, char *line_buf, MAYBE_UNUSED const int line_size)
|
||||
{
|
||||
vmware_vmx_t *vmware_vmx = (vmware_vmx_t *) esalt_buf;
|
||||
|
||||
// salt
|
||||
|
||||
u8 salt_buf[32+1] = { 0 };
|
||||
|
||||
u32_to_hex (vmware_vmx->salt_buf[0], salt_buf + 0);
|
||||
u32_to_hex (vmware_vmx->salt_buf[1], salt_buf + 8);
|
||||
u32_to_hex (vmware_vmx->salt_buf[2], salt_buf + 16);
|
||||
u32_to_hex (vmware_vmx->salt_buf[3], salt_buf + 24);
|
||||
|
||||
// iv
|
||||
|
||||
u8 iv_buf[32+1] = { 0 };
|
||||
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->iv_buf[0]), iv_buf + 0);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->iv_buf[1]), iv_buf + 8);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->iv_buf[2]), iv_buf + 16);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->iv_buf[3]), iv_buf + 24);
|
||||
|
||||
// ct
|
||||
|
||||
u8 ct_buf[32+1] = { 0 };
|
||||
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->ct_buf[0]), ct_buf + 0);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->ct_buf[1]), ct_buf + 8);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->ct_buf[2]), ct_buf + 16);
|
||||
u32_to_hex (byte_swap_32 (vmware_vmx->ct_buf[3]), ct_buf + 24);
|
||||
|
||||
const int line_len = snprintf (line_buf, line_size, "%s%u$%s$%s%s",
|
||||
SIGNATURE_VMWARE_VMX,
|
||||
salt->salt_iter + 1,
|
||||
salt_buf,
|
||||
iv_buf,
|
||||
ct_buf);
|
||||
|
||||
return line_len;
|
||||
}
|
||||
|
||||
void module_init (module_ctx_t *module_ctx)
|
||||
{
|
||||
module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
|
||||
module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
|
||||
|
||||
module_ctx->module_attack_exec = module_attack_exec;
|
||||
module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
|
||||
module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
|
||||
module_ctx->module_benchmark_mask = MODULE_DEFAULT;
|
||||
module_ctx->module_benchmark_salt = MODULE_DEFAULT;
|
||||
module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
|
||||
module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
|
||||
module_ctx->module_deprecated_notice = MODULE_DEFAULT;
|
||||
module_ctx->module_dgst_pos0 = module_dgst_pos0;
|
||||
module_ctx->module_dgst_pos1 = module_dgst_pos1;
|
||||
module_ctx->module_dgst_pos2 = module_dgst_pos2;
|
||||
module_ctx->module_dgst_pos3 = module_dgst_pos3;
|
||||
module_ctx->module_dgst_size = module_dgst_size;
|
||||
module_ctx->module_dictstat_disable = MODULE_DEFAULT;
|
||||
module_ctx->module_esalt_size = module_esalt_size;
|
||||
module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
|
||||
module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
|
||||
module_ctx->module_extra_tuningdb_block = MODULE_DEFAULT;
|
||||
module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_binary_count = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_binary_save = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_decode_potfile = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_decode = module_hash_decode;
|
||||
module_ctx->module_hash_encode_status = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_encode_potfile = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_encode = module_hash_encode;
|
||||
module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_mode = MODULE_DEFAULT;
|
||||
module_ctx->module_hash_category = module_hash_category;
|
||||
module_ctx->module_hash_name = module_hash_name;
|
||||
module_ctx->module_hashes_count_min = MODULE_DEFAULT;
|
||||
module_ctx->module_hashes_count_max = MODULE_DEFAULT;
|
||||
module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
|
||||
module_ctx->module_hook_extra_param_size = MODULE_DEFAULT;
|
||||
module_ctx->module_hook_extra_param_init = MODULE_DEFAULT;
|
||||
module_ctx->module_hook_extra_param_term = MODULE_DEFAULT;
|
||||
module_ctx->module_hook12 = MODULE_DEFAULT;
|
||||
module_ctx->module_hook23 = MODULE_DEFAULT;
|
||||
module_ctx->module_hook_salt_size = MODULE_DEFAULT;
|
||||
module_ctx->module_hook_size = MODULE_DEFAULT;
|
||||
module_ctx->module_jit_build_options = MODULE_DEFAULT;
|
||||
module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
|
||||
module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
|
||||
module_ctx->module_kern_type = module_kern_type;
|
||||
module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
|
||||
module_ctx->module_opti_type = module_opti_type;
|
||||
module_ctx->module_opts_type = module_opts_type;
|
||||
module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
|
||||
module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
|
||||
module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
|
||||
module_ctx->module_potfile_disable = MODULE_DEFAULT;
|
||||
module_ctx->module_potfile_keep_all_hashes = MODULE_DEFAULT;
|
||||
module_ctx->module_pwdump_column = MODULE_DEFAULT;
|
||||
module_ctx->module_pw_max = module_pw_max;
|
||||
module_ctx->module_pw_min = MODULE_DEFAULT;
|
||||
module_ctx->module_salt_max = MODULE_DEFAULT;
|
||||
module_ctx->module_salt_min = MODULE_DEFAULT;
|
||||
module_ctx->module_salt_type = module_salt_type;
|
||||
module_ctx->module_separator = MODULE_DEFAULT;
|
||||
module_ctx->module_st_hash = module_st_hash;
|
||||
module_ctx->module_st_pass = module_st_pass;
|
||||
module_ctx->module_tmp_size = module_tmp_size;
|
||||
module_ctx->module_unstable_warning = MODULE_DEFAULT;
|
||||
module_ctx->module_warmup_disable = MODULE_DEFAULT;
|
||||
}
|
||||
@ -0,0 +1,102 @@
|
||||
#!/usr/bin/env perl
|
||||
|
||||
##
|
||||
## Author......: See docs/credits.txt
|
||||
## License.....: MIT
|
||||
##
|
||||
|
||||
use strict;
|
||||
use warnings;
|
||||
|
||||
use Crypt::PBKDF2;
|
||||
use Crypt::CBC;
|
||||
|
||||
sub module_constraints { [[0, 256], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
|
||||
|
||||
sub module_generate_hash
|
||||
{
|
||||
my $word = shift;
|
||||
my $salt_str = shift;
|
||||
my $ct_str = shift;
|
||||
|
||||
my $iv_str = "";
|
||||
|
||||
if (defined $ct_str)
|
||||
{
|
||||
$iv_str = substr($ct_str, 0, 32);
|
||||
}
|
||||
else
|
||||
{
|
||||
$iv_str = random_hex_string (32);
|
||||
}
|
||||
|
||||
my $salt = pack ("H*", $salt_str);
|
||||
|
||||
my $iv = pack ("H*", $iv_str);
|
||||
|
||||
my $iterations = 10000;
|
||||
|
||||
my $hasher = Crypt::PBKDF2->hasher_from_algorithm ('HMACSHA1');
|
||||
|
||||
my $pbkdf2 = Crypt::PBKDF2->new (
|
||||
hasher => $hasher,
|
||||
iterations => $iterations,
|
||||
output_len => 32
|
||||
);
|
||||
|
||||
my $key = $pbkdf2->PBKDF2 ($salt, $word);
|
||||
|
||||
my $cipher = Crypt::CBC->new ({
|
||||
key => $key,
|
||||
cipher => "Crypt::Rijndael",
|
||||
iv => $iv,
|
||||
literal_key => 1,
|
||||
header => "none",
|
||||
keysize => 32
|
||||
});
|
||||
|
||||
my $hash = "";
|
||||
|
||||
my $data = 'type=key:cipher=';
|
||||
|
||||
my $encrypted = unpack ("H*", $cipher->encrypt ($data));
|
||||
|
||||
if (defined $ct_str)
|
||||
{
|
||||
my $ct_bin = pack ("H*", $ct_str);
|
||||
my $iv_bin = substr ($ct_bin, 0, 16);
|
||||
|
||||
$hash = sprintf ("\$vmx\$0\$%s\$%s\$%s%s", $iterations, unpack ("H*", $salt), unpack ("H*", $iv_bin), substr ($encrypted, 0, 32));
|
||||
}
|
||||
else
|
||||
{
|
||||
$hash = sprintf ("\$vmx\$0\$%s\$%s\$%s%s", $iterations, unpack ("H*", $salt), unpack ("H*", $iv), substr ($encrypted, 0, 32));
|
||||
}
|
||||
|
||||
return $hash;
|
||||
}
|
||||
|
||||
sub module_verify_hash
|
||||
{
|
||||
my $line = shift;
|
||||
|
||||
my ($hash, $word) = split (':', $line);
|
||||
|
||||
return unless defined $hash;
|
||||
return unless defined $word;
|
||||
|
||||
my (undef, $signature, $version, $rounds, $salt, $ct) = split '\$', $hash;
|
||||
|
||||
return unless ($signature eq "vmx");
|
||||
return unless ($version eq 0);
|
||||
return unless ($rounds eq 10000);
|
||||
return unless (length $ct eq 64);
|
||||
|
||||
my $word_packed = pack_if_HEX_notation ($word);
|
||||
|
||||
my $new_hash = module_generate_hash ($word_packed, $salt, $ct);
|
||||
|
||||
return ($new_hash, $word);
|
||||
}
|
||||
|
||||
1;
|
||||
@ -0,0 +1,76 @@
|
||||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
# Based on "pyvmx-cracker" (https://github.com/axcheron/pyvmx-cracker) (MIT license)
|
||||
|
||||
# Author: Gabriele 'matrix' Gristina
|
||||
# Version: 1.0
|
||||
# Date: Tue 13 Jul 2021 01:29:23 PM CEST
|
||||
# License: MIT
|
||||
|
||||
import argparse
|
||||
from urllib.parse import unquote
|
||||
from binascii import hexlify
|
||||
import re
|
||||
import base64
|
||||
|
||||
ks_re = '.+phrase/(.*?)/pass2key=(.*?):cipher=(.*?):rounds=(.*?):salt=(.*?),(.*?),(.*?)\)'
|
||||
|
||||
ks_struct = {
|
||||
'password_hash': None,
|
||||
'password_cipher': None,
|
||||
'hash_round': None,
|
||||
'salt': None,
|
||||
'dict': None
|
||||
}
|
||||
|
||||
def parse_keysafe(file):
|
||||
try:
|
||||
with open(file, 'r') as data:
|
||||
lines = data.readlines()
|
||||
except (OSError, IOError):
|
||||
sys.exit('[-] Cannot read from file ' + data)
|
||||
|
||||
for line in lines:
|
||||
if 'encryption.keySafe' in line:
|
||||
keysafe = line
|
||||
|
||||
keysafe = unquote(keysafe)
|
||||
|
||||
match = re.match(ks_re, keysafe)
|
||||
if not match:
|
||||
msg = 'Unsupported format of the encryption.keySafe line:\n' + keysafe
|
||||
raise ValueError(msg)
|
||||
|
||||
vmx_ks = ks_struct
|
||||
|
||||
vmx_ks['password_hash'] = match.group(2)
|
||||
if vmx_ks['password_hash'] != 'PBKDF2-HMAC-SHA-1':
|
||||
msg = 'Unsupported password hash format: ' + vmx_ks['password_hash']
|
||||
raise ValueError(msg)
|
||||
|
||||
vmx_ks['password_cipher'] = match.group(3)
|
||||
if vmx_ks['password_cipher'] != 'AES-256':
|
||||
msg = 'Unsupported cypher format: ' + vmx_ks['password_cypher']
|
||||
raise ValueError(msg)
|
||||
|
||||
vmx_ks['hash_round'] = int(match.group(4))
|
||||
vmx_ks['salt'] = base64.b64decode(unquote(match.group(5)))
|
||||
vmx_ks['dict'] = base64.b64decode(match.group(7))[0:32]
|
||||
|
||||
return vmx_ks
|
||||
|
||||
def pyvmx(vmx):
|
||||
keysafe = parse_keysafe(vmx)
|
||||
print("$vmx$0$" + str(keysafe['hash_round']) + "$" + hexlify(keysafe['salt']).decode() + "$" + hexlify(keysafe['dict']).decode())
|
||||
|
||||
if __name__ == "__main__":
|
||||
parser = argparse.ArgumentParser(description="vmwarevmx2hashcat extraction tool")
|
||||
parser.add_argument('--vmx', required=True, help='set vmware vmx file from path', type=str)
|
||||
|
||||
args = parser.parse_args()
|
||||
if args.vmx:
|
||||
pyvmx(args.vmx)
|
||||
else:
|
||||
parser.print_help()
|
||||
exit(1)
|
||||
Loading…
Reference in new issue