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added more vm handler profiles...

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merge-requests/18/merge
_xeroxz 3 years ago
parent 1b35119de4
commit 051140175d
10 changed files with 375 additions and 12 deletions
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2
CMakeLists.txt
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@ -59,6 +59,7 @@ list(APPEND vmprofiler_SOURCES
"src/vmprofiles/nand.cpp" "src/vmprofiles/nand.cpp"
"src/vmprofiles/popvsp.cpp" "src/vmprofiles/popvsp.cpp"
"src/vmprofiles/pushvsp.cpp" "src/vmprofiles/pushvsp.cpp"
"src/vmprofiles/rdtsc.cpp"
"src/vmprofiles/read.cpp" "src/vmprofiles/read.cpp"
"src/vmprofiles/readcr3.cpp" "src/vmprofiles/readcr3.cpp"
"src/vmprofiles/readcr8.cpp" "src/vmprofiles/readcr8.cpp"
@ -69,6 +70,7 @@ list(APPEND vmprofiler_SOURCES
"src/vmprofiles/sreg.cpp" "src/vmprofiles/sreg.cpp"
"src/vmprofiles/vmexit.cpp" "src/vmprofiles/vmexit.cpp"
"src/vmprofiles/write.cpp" "src/vmprofiles/write.cpp"
"src/vmprofiles/writecr3.cpp"
"src/vmutils.cpp" "src/vmutils.cpp"
"include/calc_jmp.hpp" "include/calc_jmp.hpp"
"include/scn.hpp" "include/scn.hpp"

30
include/vmprofiles.hpp
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@ -13,6 +13,7 @@ namespace vm::handler
{ {
INVALID, INVALID,
LFLAGSQ, LFLAGSQ,
RDTSC,
MULQ, MULQ,
MULDW, MULDW,
@ -188,6 +189,7 @@ namespace vm::handler
extern vm::handler::profile_t shlq; extern vm::handler::profile_t shlq;
extern vm::handler::profile_t shldw; extern vm::handler::profile_t shldw;
extern vm::handler::profile_t shlw; extern vm::handler::profile_t shlw;
extern vm::handler::profile_t shlb;
extern vm::handler::profile_t shldq; extern vm::handler::profile_t shldq;
extern vm::handler::profile_t shlddw; extern vm::handler::profile_t shlddw;
@ -211,6 +213,7 @@ namespace vm::handler
extern vm::handler::profile_t shrq; extern vm::handler::profile_t shrq;
extern vm::handler::profile_t shrdw; extern vm::handler::profile_t shrdw;
extern vm::handler::profile_t shrw; extern vm::handler::profile_t shrw;
extern vm::handler::profile_t shrb;
extern vm::handler::profile_t shrdq; extern vm::handler::profile_t shrdq;
extern vm::handler::profile_t shrddw; extern vm::handler::profile_t shrddw;
@ -222,32 +225,41 @@ namespace vm::handler
extern vm::handler::profile_t call; extern vm::handler::profile_t call;
extern vm::handler::profile_t mulq; extern vm::handler::profile_t mulq;
extern vm::handler::profile_t muldw;
extern vm::handler::profile_t imulq; extern vm::handler::profile_t imulq;
extern vm::handler::profile_t imuldw; extern vm::handler::profile_t imuldw;
extern vm::handler::profile_t readcr8; extern vm::handler::profile_t readcr8;
extern vm::handler::profile_t readcr3;
extern vm::handler::profile_t writecr3;
extern vm::handler::profile_t divq; extern vm::handler::profile_t divq;
extern vm::handler::profile_t divdw;
extern vm::handler::profile_t idivdw; extern vm::handler::profile_t idivdw;
extern vm::handler::profile_t jmp; extern vm::handler::profile_t jmp;
extern vm::handler::profile_t popvsp; extern vm::handler::profile_t popvsp;
extern vm::handler::profile_t rdtsc;
extern vm::handler::profile_t vmexit; extern vm::handler::profile_t vmexit;
/// <summary> /// <summary>
/// a vector of pointers to all defined vm handler profiles... /// a vector of pointers to all defined vm handler profiles...
/// </summary> /// </summary>
inline std::vector< vm::handler::profile_t * > all = { inline std::vector< vm::handler::profile_t * > all = {
&sregq, &sregdw, &sregw, &sregb, &lregq, &lregdw, &lconstq, &lconstbzxw, &sregq, &sregdw, &sregw, &sregb, &lregq, &lregdw, &lconstq,
&lconstbsxdw, &lconstbsxq, &lconstdwsxq, &lconstwsxq, &lconstwsxdw, &lconstdw, &lconstw, &addq, &lconstbzxw, &lconstbsxdw, &lconstbsxq, &lconstdwsxq, &lconstwsxq, &lconstwsxdw, &lconstdw,
&adddw, &addw, &addb, &popvsp, &lconstw, &addq, &adddw, &addw, &addb, &popvsp,
&shlq, &shldw, &shlw, &writeq, &writedw, &writew, &writeb, &nandq, &shlq, &shldw, &shlw, &shlb, &writeq, &writedw, &writew,
&nanddw, &nandw, &nandb, &writeb, &nandq, &nanddw, &nandw, &nandb,
&shlddw, &shldq, &shlddw, &shldq,
&shrq, &shrdw, &shrw, &shrdq, &shrddw, &readgsq, &readq, &readdw, &shrq, &shrdw, &shrw, &shrb, &shrdq, &shrddw, &readgsq,
&readw, &readb, &mulq, &imulq, &imuldw, &pushvsp, &pushvspdw, &readcr8, &readq, &readdw, &readw, &readb, &mulq, &muldw, &imulq,
&divq, &idivdw, &jmp, &lflagsq, &vmexit, &call }; &imuldw, &pushvsp, &pushvspdw, &readcr8, &readcr3, &writecr3, &divq,
&divdw, &idivdw, &jmp, &lflagsq, &vmexit, &call, &rdtsc };
} // namespace profile } // namespace profile
} // namespace vm::handler } // namespace vm::handler

56
src/vmprofiles/div.cpp
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@ -57,4 +57,60 @@ namespace vm::handler::profile
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY && return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP; instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } }; } } } };
vm::handler::profile_t divdw = {
// MOV EDX, [RBP]
// MOV EAX, [RBP+0x4]
// DIV [RBP+0xC]
// MOV [RBP+0x8], EDX
// MOV [RBP+0xC], EAX
// PUSHFQ
// POP [RBP]
"DIVDW",
DIVDW,
NULL,
{ { // MOV EDX, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_EDX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP;
},
// MOV EAX, [RBP+0x4]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_EAX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP && instr.operands[ 1 ].mem.disp.value == 0x4;
},
// DIV [RBP+0xC]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_DIV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP && instr.operands[ 0 ].mem.disp.value == 0xC;
},
// MOV [RBP+0x8], EDX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0x8 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EDX;
},
// MOV [RBP+0xC], EAX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0xC &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EAX;
},
// PUSHFQ
[]( const zydis_decoded_instr_t &instr ) -> bool { return instr.mnemonic == ZYDIS_MNEMONIC_PUSHFQ; },
// POP [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } };
} // namespace vm::handler::profile } // namespace vm::handler::profile

66
src/vmprofiles/mul.cpp
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@ -58,4 +58,70 @@ namespace vm::handler::profile
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY && return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP; instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } }; } } } };
vm::handler::profile_t muldw = {
// MOV EDX, [RBP]
// MOV EAX, [RBP+0x4]
// SUB RBP, 0x8
// MUL EDX
// MOV [RBP+0x8], EDX
// MOV [RBP+0xC], EAX
// PUSHFQ
// POP [RBP]
"MULDW",
MULDW,
NULL,
{ { // MOV EDX, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_EDX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP;
},
// MOV EAX, [RBP+0x4]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_EAX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP && instr.operands[ 1 ].mem.disp.value == 0x4;
},
// SUB RBP, 0x8
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SUB &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x8;
},
// MUL EDX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MUL &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_EDX;
},
// MOV [RBP+0x8], EDX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0x8 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EDX;
},
// MOV [RBP+0xC], EAX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0xC &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EAX;
},
// PUSHFQ
[]( const zydis_decoded_instr_t &instr ) -> bool { return instr.mnemonic == ZYDIS_MNEMONIC_PUSHFQ; },
// POP [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } };
} // namespace vm::handler::profile } // namespace vm::handler::profile

38
src/vmprofiles/rdtsc.cpp
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@ -0,0 +1,38 @@
#include <vmprofiler.hpp>
namespace vm::handler::profile
{
vm::handler::profile_t rdtsc = {
// RDTSC
// SUB RBP, 0x8
// MOV [RBP], EDX
// MOV [RBP+0x4], EAX
"RDTSC",
RDTSC,
NULL,
{ { // RDTSC
[]( const zydis_decoded_instr_t &instr ) -> bool { return instr.mnemonic == ZYDIS_MNEMONIC_RDTSC; },
// SUB RBP, 0x8
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SUB &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x8;
},
// MOV [RBP], EDX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EDX;
},
// MOV [RBP+0x4], EAX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0x4 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_EAX;
} } } };
}

35
src/vmprofiles/readcr3.cpp
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@ -0,0 +1,35 @@
#include <vmprofiler.hpp>
namespace vm::handler::profile
{
vm::handler::profile_t readcr3 = {
// MOV RAX, CR3
// SUB RBP, 0x8
// MOV [RBP], RAX
"READCR3",
READCR3,
NULL,
{ { // MOV RAX, CR3
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RAX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_CR3;
},
// SUB RBP, 0x8
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SUB &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x8;
},
// MOV [RBP], RAX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_RAX;
} } } };
} // namespace vm::handler::profile

2
src/vmprofiles/readcr8.cpp
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@ -32,4 +32,4 @@ namespace vm::handler::profile
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER && instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_RAX; instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_RAX;
} } } }; } } } };
} } // namespace vm::handler::profile

63
src/vmprofiles/shl.cpp
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@ -124,14 +124,14 @@ namespace vm::handler::profile
// MOV AX, [RBP] // MOV AX, [RBP]
// MOV CL, [RBP+0x2] // MOV CL, [RBP+0x2]
// SUB RBP, 0x6 // SUB RBP, 0x6
// SHL EAX, CL // SHL AX, CL
// MOV [RBP+0x8], EAX // MOV [RBP+0x8], EAX
// PUSHFQ // PUSHFQ
// POP [RBP] // POP [RBP]
"SHLW", "SHLW",
SHLW, SHLW,
NULL, NULL,
{ { // MOV EAX, [RBP] { { // MOV AX, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool { []( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
@ -178,4 +178,63 @@ namespace vm::handler::profile
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY && return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP; instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } }; } } } };
vm::handler::profile_t shlb = {
// MOV AL, [RBP]
// MOV CL, [RBP+0x2]
// SUB RBP, 0x6
// SHL AL, CL
// MOV [RBP+0x8], AX
// PUSHFQ
// POP [RBP]
"SHLB",
SHLB,
NULL,
{ { // MOV AL, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_AL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP;
},
// MOV CL, [RBP+0x4]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_CL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP && instr.operands[ 1 ].mem.disp.value == 0x2;
},
// SUB RBP, 0x6
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SUB &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x6;
},
// SHL AL, CL
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SHL &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_AL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_CL;
},
// MOV [RBP+0x8], AX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0x8 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_AX;
},
// PUSHFQ
[]( const zydis_decoded_instr_t &instr ) -> bool { return instr.mnemonic == ZYDIS_MNEMONIC_PUSHFQ; },
// POP [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } };
} // namespace vm::handler::profile } // namespace vm::handler::profile

59
src/vmprofiles/shr.cpp
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@ -178,4 +178,63 @@ namespace vm::handler::profile
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY && return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP; instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } }; } } } };
vm::handler::profile_t shrb = {
// MOV AL, [RBP]
// MOV CL, [RBP+0x2]
// SUB RBP, 0x6
// SHR AL, CL
// MOV [RBP+0x8], AX
// PUSHFQ
// POP [RBP]
"SHRB",
SHRB,
NULL,
{ { // MOV AL, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_AL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP;
},
// MOV CL, [RBP+0x2]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_CL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP && instr.operands[ 1 ].mem.disp.value == 0x2;
},
// SUB RBP, 0x6
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SUB &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x6;
},
// SHR AL, CL
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_SHR &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_AL &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_CL;
},
// MOV [RBP+0x8], AX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP &&
instr.operands[ 0 ].mem.disp.value == 0x8 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_AX;
},
// PUSHFQ
[]( const zydis_decoded_instr_t &instr ) -> bool { return instr.mnemonic == ZYDIS_MNEMONIC_PUSHFQ; },
// POP [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_POP && instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 0 ].mem.base == ZYDIS_REGISTER_RBP;
} } } };
} // namespace vm::handler::profile } // namespace vm::handler::profile

36
src/vmprofiles/writecr3.cpp
Unescape View File

@ -0,0 +1,36 @@
#include <vmprofiler.hpp>
namespace vm::handler::profile
{
vm::handler::profile_t writecr3 = {
// MOV RAX, [RBP]
// ADD RBP, 0x8
// MOV CR3, RAX
"WRITECR3",
WRITECR3,
NULL,
{ { // MOV RAX, [RBP]
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RAX &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_MEMORY &&
instr.operands[ 1 ].mem.base == ZYDIS_REGISTER_RBP;
},
// ADD RBP, 0x8
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_ADD &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_RBP &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_IMMEDIATE &&
instr.operands[ 1 ].imm.value.u == 0x8;
},
// MOV CR3, RAX
[]( const zydis_decoded_instr_t &instr ) -> bool {
return instr.mnemonic == ZYDIS_MNEMONIC_MOV &&
instr.operands[ 0 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 0 ].reg.value == ZYDIS_REGISTER_CR3 &&
instr.operands[ 1 ].type == ZYDIS_OPERAND_TYPE_REGISTER &&
instr.operands[ 1 ].reg.value == ZYDIS_REGISTER_RAX;
} } } };
} // namespace vm::handler::profile
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