joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a4e80
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 0xc]
push ebx
push esi
mov ebx, ecx
mov esi, eax
cmp dword [eax + 0x14], 8
mov ecx, dword [eax + 0x10]
push edi
mov dword [ebp - 8], ecx
jb 0x4a4e9e
mov esi, dword [eax]
lea edi, [ecx + ecx]
mov edx, 0x811c9dc5
xor ecx, ecx
test edi, edi
je 0x4a4ec1
nop dword [eax]
movzx eax, byte [ecx + esi]
inc ecx
xor eax, edx
imul edx, eax, 0x1000193
cmp ecx, edi
jb 0x4a4eb0
mov ecx, dword [ebx + 0x18]
mov esi, dword [ebx + 0xc]
and ecx, edx
mov edx, dword [ebx + 4]
mov dword [ebp - 0x10], esi
lea eax, [ecx*8]
add ecx, ecx
mov dword [ebp - 0x14], eax
mov eax, dword [eax + esi]
mov edi, dword [esi + ecx*4]
inc ecx
mov dword [ebp - 4], edi
lea ecx, [esi + ecx*4]
mov dword [ebp - 0xc], ecx
nop dword [eax + eax]
cmp edi, edx
jne 0x4a4ef8
mov ecx, edx
jmp 0x4a4efc
mov ecx, dword [ecx]
mov ecx, dword [ecx]
cmp eax, ecx
je 0x4a4fd2
mov ecx, dword [ebp + 0xc]
mov esi, ecx
cmp dword [ecx + 0x14], 8
jb 0x4a4f11
mov esi, dword [ecx]
cmp dword [eax + 0x1c], 8
lea ebx, [eax + 8]
jb 0x4a4f1d
mov ebx, dword [eax + 8]
mov edi, dword [eax + 0x18]
cmp edi, dword [ebp - 8]
jne 0x4a4f59
test edi, edi
je 0x4a4f41
sub ebx, esi
nop dword [eax + eax]
mov cx, word [ebx + esi]
cmp cx, word [esi]
jne 0x4a4f59
add esi, 2
sub edi, 1
jne 0x4a4f30
mov esi, eax
mov dword [ebp - 0x18], esi
mov esi, dword [ebp + 0xc]
nop dword [eax]
cmp dword [ebp - 4], edx
jne 0x4a4f63
mov ecx, edx
jmp 0x4a4f6f
mov eax, dword [eax]
mov ecx, dword [ebp - 0xc]
mov edi, dword [ebp - 4]
jmp 0x4a4ef0
mov ecx, dword [ebp - 0x10]
mov ebx, dword [ebp - 0x14]
mov ecx, dword [ebx + ecx + 4]
mov ecx, dword [ecx]
cmp eax, ecx
je 0x4a4fb8
cmp dword [eax + 0x1c], 8
lea ecx, [eax + 8]
jb 0x4a4f7f
mov ecx, dword [eax + 8]
cmp dword [esi + 0x14], 8
mov edi, esi
jb 0x4a4f89
mov edi, dword [esi]
mov esi, dword [ebp - 8]
cmp esi, dword [eax + 0x18]
mov esi, dword [ebp + 0xc]
jne 0x4a4fb8
mov ebx, dword [esi + 0x10]
test ebx, ebx
jbe 0x4a4fb4
sub edi, ecx
mov dword [ebp - 0xc], edi
mov di, word [edi + ecx]
cmp di, word [ecx]
jne 0x4a4fb8
mov edi, dword [ebp - 0xc]
add ecx, 2
sub ebx, 1
jne 0x4a4fa0
mov eax, dword [eax]
jmp 0x4a4f50
mov esi, dword [ebp - 0x18]
cmp esi, eax
je 0x4a4fd2
mov ecx, dword [ebp + 8]
pop edi
mov dword [ecx], esi
pop esi
mov dword [ecx + 4], eax
mov eax, ecx
pop ebx
mov esp, ebp
pop ebp
ret 8
mov eax, dword [ebp + 8]
pop edi
pop esi
pop ebx
mov dword [eax], edx
mov dword [eax + 4], edx
mov esp, ebp
pop ebp
ret 8
Function at 0x4a4ff0
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
cmp dword [edi + 0x1c], 8
lea edx, [edi + 8]
mov ebx, dword [edx + 0x10]
mov dword [ebp - 4], ecx
jb 0x4a500b
mov edx, dword [edx]
xor ecx, ecx
mov esi, 0x811c9dc5
add ebx, ebx
je 0x4a5027
movzx eax, byte [ecx + edx]
inc ecx
xor eax, esi
imul esi, eax, 0x1000193
cmp ecx, ebx
jb 0x4a5016
mov edx, dword [ebp - 4]
mov eax, dword [edx + 0x18]
mov ecx, dword [edx + 0xc]
and eax, esi
lea esi, [eax*8]
mov eax, dword [ecx + esi]
add ecx, esi
cmp dword [ecx + 4], edi
jne 0x4a5060
cmp eax, edi
jne 0x4a5058
mov eax, dword [edx + 4]
mov dword [ecx], eax
mov ecx, dword [edx + 0xc]
mov eax, dword [edx + 4]
mov dword [esi + ecx + 4], eax
jmp 0x4a5068
mov eax, dword [edi + 4]
mov dword [ecx + 4], eax
jmp 0x4a5068
cmp eax, edi
jne 0x4a506b
mov eax, dword [edi]
mov dword [ecx], eax
mov edi, dword [ebp + 0xc]
mov eax, dword [edi + 4]
add edx, 4
mov esi, dword [edi]
mov dword [eax], esi
mov ecx, dword [edi]
mov eax, dword [edi + 4]
mov dword [ecx + 4], eax
lea eax, [edi + 8]
dec dword [edx + 4]
push eax
push edx
call fcn.00437e70
push 0x20
push edi
call fcn.004dc241
mov eax, dword [ebp + 8]
add esp, 0x10
pop edi
mov dword [eax], esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
Function at 0x4aff30
Capabilities:
Check for time delay via gettickcount

Disassembly:
push esi
mov esi, ecx
cmp dword [esi + 0x24], 1
jne 0x4aff70
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_GetTickCount]
push edi
call ebx
mov ecx, dword [esi + 0x1c]
mov edi, eax
call fcn.0047e5e0
call ebx
sub eax, edi
xor ecx, ecx
mov edi, dword [esi + 0x28]
sub edi, eax
cmp eax, dword [esi + 0x28]
cmovl ecx, edi
push ecx
push dword [esi + 0x34]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp dword [esi + 0x24], 1
je 0x4aff41
pop edi
pop ebx
pop esi
ret
Function at 0x4b51a0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x548f8b
mov eax, dword fs:[0]
push eax
sub esp, 0xa4
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
lea eax, [ebp - 0xb0]
mov dword [ebp - 0xb0], 8
push eax
mov dword [ebp - 0xac], 0x40
call dword [sym.imp.COMCTL32.dll_InitCommonControlsEx]
mov eax, dword [ebp + 8]
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
mov dword [edi + 0x14], eax
mov dword [eax + 0x5a8], 0
cmp dword [edi + 4], 0
jne 0x4b527b
mov ecx, dword [edi + 0x14]
mov eax, dword [ecx]
mov eax, dword [eax + 0x34]
call eax
push eax
lea ecx, [ebp - 0x20]
call fcn.00480c90
mov ecx, dword [edi + 0x14]
movups xmm0, xmmword [ebp - 0x20]
push 0
sub esp, 0x10
mov eax, esp
push 0
movups xmmword [eax], xmm0
mov eax, dword [ecx]
push 0x40000000
push 0
mov eax, dword [eax + 0x20]
call eax
mov ecx, eax
call fcn.00474130
push eax
mov ecx, edi
call fcn.00465630
mov esi, dword [edi + 0x14]
mov ecx, esi
call fcn.004994d0
push eax
mov eax, dword [esi]
mov ecx, esi
mov eax, dword [eax + 0x20]
call eax
mov ecx, eax
call fcn.00473d20
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
push 1
push dword [eax]
push 0x30
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x14]
lea edx, [ebp - 0xa4]
push edx
mov eax, dword [ecx]
mov eax, dword [eax + 0x2c]
call eax
mov ecx, eax
mov dword [ebp - 4], 0
call fcn.00481ca0
lea ecx, [ebp - 0xa4]
mov byte [ebp - 0xa5], al
call fcn.00427020
cmp byte [ebp - 0xa5], 0
je 0x4b52c3
mov eax, dword [edi + 0x14]
add eax, 0x598
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
mov eax, dword [edi + 0x14]
add eax, 0x598
push eax
push 0
push 0x1002
push dword [edi + 4]
call esi
push 4
push dword [edi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetFocus]
mov byte [edi + 0x1c], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret 4
Function at 0x4ba100
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x78
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov eax, 0x599038
mov dword [ebp - 0x78], 0x6f0053
lea esi, [ebp - 0x78]
mov dword [ebp - 0x74], 0x740066
push edi
mov dword [ebp - 0x70], 0x610077
mov edx, 0x3a
mov dword [ebp - 0x6c], 0x650072
sub esi, eax
mov dword [ebp - 0x68], 0x4d005c
mov dword [ebp - 0x64], 0x630069
mov dword [ebp - 0x60], 0x6f0072
mov dword [ebp - 0x5c], 0x6f0073
mov dword [ebp - 0x58], 0x740066
mov dword [ebp - 0x54], 0x49005c
mov dword [ebp - 0x50], 0x74006e
mov dword [ebp - 0x4c], 0x720065
mov dword [ebp - 0x48], 0x65006e
mov dword [ebp - 0x44], 0x200074
mov dword [ebp - 0x40], 0x780045
mov dword [ebp - 0x3c], 0x6c0070
mov dword [ebp - 0x38], 0x72006f
mov dword [ebp - 0x34], 0x720065
mov dword [ebp - 0x30], 0x4d005c
mov dword [ebp - 0x2c], 0x690061
mov dword [ebp - 0x28], 0x5c006e
mov dword [ebp - 0x24], 0x650046
mov dword [ebp - 0x20], 0x740061
mov dword [ebp - 0x1c], 0x720075
mov dword [ebp - 0x18], 0x430065
mov dword [ebp - 0x14], 0x6e006f
mov dword [ebp - 0x10], 0x720074
mov dword [ebp - 0xc], 0x6c006f
mov dword [ebp - 8], 0x5c
nop dword [eax]
lea ecx, [edx + 0x7fffffc4]
test ecx, ecx
je 0x4ba20e
movzx ecx, word [esi + eax]
test cx, cx
je 0x4ba20e
mov word [eax], cx
add eax, 2
sub edx, 1
jne 0x4ba1f0
test edx, edx
lea ecx, [eax - 2]
pop edi
cmovne ecx, eax
xor eax, eax
pop esi
pop ebx
mov word [ecx], ax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret
Function at 0x4bce20
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5494db
mov eax, dword fs:[0]
push eax
sub esp, 0x22c
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x231]
xor esi, esi
mov dword [ebp - 0x238], esi
call fcn.004b9a00
push eax
lea ecx, [ebp - 0x230]
call fcn.004272a0
cmp dword [edi + 0x14], 8
mov eax, edi
mov dword [ebp - 4], esi
jb 0x4bce7c
mov eax, dword [edi]
push dword [edi + 0x10]
lea ecx, [ebp - 0x230]
push eax
call fcn.00437000
cmp dword [ebp - 0x21c], 8
lea ecx, [ebp - 0x238]
lea eax, [ebp - 0x230]
cmovae eax, dword [ebp - 0x230]
push ecx
push eax
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyW]
test eax, eax
jne 0x4bcf11
push 0x208
push eax
lea eax, [ebp - 0x218]
push eax
call fcn.00515e40
add esp, 0xc
lea eax, [ebp - 0x218]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFindFileNameW]
test eax, eax
je 0x4bcf11
push 4
lea ecx, [ebp + 0xc]
push ecx
push 4
push 0
push eax
push dword [ebp - 0x238]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
test eax, eax
mov ecx, 1
cmove esi, ecx
mov eax, dword [ebp - 0x238]
test eax, eax
je 0x4bcf22
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov edx, dword [ebp - 0x21c]
cmp edx, 8
jb 0x4bcf5e
mov ecx, dword [ebp - 0x230]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x4bcf54
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4bcf7d
push edx
push ecx
call fcn.004dc241
add esp, 8
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret 8
call fcn.0051d5cb
int3
Function at 0x4bd880
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5495b0
mov eax, dword fs:[0]
push eax
sub esp, 0x38
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
cmp byte [edi + 0x1c], 0
je 0x4bd9c7
cmp dword [edi + 0x14], 0
je 0x4bd9c7
push dword [edi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
lea ebx, [eax + 1]
lea eax, [ebx + ebx]
call fcn.004dc940
mov esi, esp
test esi, esi
je 0x4bd9c7
push ebx
push esi
push dword [edi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextW]
mov eax, dword [edi + 0x14]
mov ecx, esi
mov eax, dword [eax + 0x7c8]
lea edx, [ecx + 2]
mov dword [ebp - 0x44], eax
xor eax, eax
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 7
mov word [ebp - 0x28], ax
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4bd910
sub ecx, edx
sar ecx, 1
push ecx
push esi
lea ecx, [ebp - 0x28]
call fcn.00429050
cmp dword [ebp - 0x14], 8
lea ecx, [ebp - 0x28]
mov eax, dword [ebp - 0x18]
cmovae ecx, dword [ebp - 0x28]
mov dword [ebp - 4], 0
test eax, eax
je 0x4bd956
mov esi, ecx
cmp word [esi], 0xa
je 0x4bd9ea
add esi, 2
sub eax, 1
jne 0x4bd944
mov ecx, dword [edi + 0x14]
lea edx, [ebp - 0x28]
cmp dword [ebp - 0x14], 8
cmovae edx, dword [ebp - 0x28]
mov eax, dword [ecx]
push edx
call dword [eax + 0x19c]
mov esi, dword [edi + 4]
call dword [sym.imp.USER32.dll_GetFocus]
cmp eax, esi
jne 0x4bd9a2
push 0
push 0
push 0xb0
push esi
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
call esi
and eax, 0xf
lea ecx, [ebx - 1]
cmp eax, ecx
je 0x4bd9a2
push ebx
push ebx
push 0xb1
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x14]
push 0
push 0
push 0
mov eax, dword [ecx]
push str.textchanged
push dword [ebp - 0x44]
call dword [eax + 0x20]
mov ecx, eax
call fcn.00477e00
lea ecx, [ebp - 0x28]
call fcn.004141c0
xor eax, eax
lea esp, [ebp - 0x54]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret 0x10
test esi, esi
je 0x4bd956
sub esi, ecx
sar esi, 1
cmp esi, 0xffffffff
je 0x4bd956
push esi
push 0
lea eax, [ebp - 0x40]
push eax
lea ecx, [ebp - 0x28]
call fcn.00427060
mov edx, eax
cmp dword [edx + 0x14], 8
mov byte [ebp - 4], 1
jb 0x4bda1c
mov edx, dword [edx]
mov ecx, dword [edi + 0x14]
push edx
mov eax, dword [ecx]
call dword [eax + 0x19c]
lea ecx, [ebp - 0x40]
mov byte [ebp - 4], 0
call fcn.004141c0
push esi
push 0
lea eax, [ebp - 0x40]
push eax
lea ecx, [ebp - 0x28]
call fcn.00427060
cmp dword [eax + 0x14], 8
jb 0x4bda4b
mov eax, dword [eax]
push eax
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetWindowTextW]
lea ecx, [ebp - 0x40]
call fcn.004141c0
jmp 0x4bd9a2
Function at 0x4be400
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov eax, dword [edi]
cmp eax, 0x17
jne 0x4be42d
movzx eax, word [esi + 0x55c]
push eax
push 0
call dword [sym.imp.USER32.dll_LoadCursorW]
pop edi
pop esi
mov dword [ebp + 8], eax
pop ebp
jmp dword [sym.imp.USER32.dll_SetCursor]
cmp eax, 0xd
jne 0x4be47c
mov eax, dword [esi]
call dword [eax + 0x34]
push dword [edi + 0x10]
push dword [edi + 0xc]
push eax
call dword [sym.imp.USER32.dll_PtInRect]
test eax, eax
je 0x4be4dd
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x34]
movups xmm0, xmmword [eax]
movups xmmword [esi + 0x568], xmm0
mov eax, dword [edi + 0xc]
mov dword [esi + 0x560], eax
mov eax, dword [edi + 0x10]
pop edi
mov dword [esi + 0x564], eax
mov byte [esi + 0x578], 1
pop esi
pop ebp
ret 4
cmp eax, 0xe
jne 0x4be49d
mov ecx, dword [esi + 0x558]
mov byte [esi + 0x578], 0
test ecx, ecx
je 0x4be4dd
mov eax, dword [ecx]
call dword [eax + 8]
pop edi
pop esi
pop ebp
ret 4
cmp eax, 9
jne 0x4be4d7
cmp dword [esi + 0x558], 0
je 0x4be4dd
cmp byte [esi + 0x578], 0
je 0x4be4dd
push 1
call dword [sym.imp.USER32.dll_GetKeyState]
test ax, ax
jns 0x4be4dd
mov ecx, dword [esi + 0x558]
lea eax, [edi + 0xc]
push eax
push esi
mov edx, dword [ecx]
call dword [edx + 4]
pop edi
pop esi
pop ebp
ret 4
push edi
call fcn.0047daa0
pop edi
pop esi
pop ebp
ret 4

Function at 0x4be4f0
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, ecx
mov eax, dword [edi]
cmp eax, 0xd
jne 0x4be53f
mov eax, dword [esi]
push ebx
call dword [eax + 0x34]
push dword [edi + 0x10]
mov ebx, eax
push dword [edi + 0xc]
push ebx
call dword [sym.imp.USER32.dll_PtInRect]
test eax, eax
je 0x4be538
mov eax, dword [edi + 0xc]
sub eax, dword [ebx]
mov dword [esi + 0x55c], eax
mov eax, dword [edi + 0x10]
sub eax, dword [ebx + 4]
mov dword [esi + 0x560], eax
mov byte [esi + 0x564], 1
pop ebx
pop edi
pop esi
pop ebp
ret 4
cmp eax, 0xe
jne 0x4be560
mov ecx, dword [esi + 0x558]
mov byte [esi + 0x564], 0
test ecx, ecx
je 0x4be539
mov eax, dword [ecx]
call dword [eax + 8]
pop edi
pop esi
pop ebp
ret 4
cmp eax, 9
jne 0x4be592
push 1
call dword [sym.imp.USER32.dll_GetKeyState]
test ax, ax
jns 0x4be592
mov ecx, dword [esi + 0x558]
test ecx, ecx
je 0x4be539
cmp byte [esi + 0x564], 0
je 0x4be539
mov edx, dword [ecx]
lea eax, [edi + 0xc]
pop edi
pop esi
mov dword [ebp + 8], eax
pop ebp
jmp dword [edx]
push edi
mov ecx, esi
call fcn.0047daa0
pop edi
pop esi
pop ebp
ret 4
Function at 0x4c5ac0
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, ecx
mov dword [esi], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
push 0x563b92
cmp al, 6
jb 0x4c5afd
push 0x18
call fcn.004dca18
add esp, 8
mov dword [ebp - 4], eax
test eax, eax
je 0x4c5b39
mov ecx, eax
call fcn.004c5b50
mov dword [esi], eax
mov eax, esi
pop esi
mov esp, ebp
pop ebp
ret
push 0x14
call fcn.004dca18
add esp, 8
mov dword [ebp - 4], eax
test eax, eax
je 0x4c5b39
mov dword [eax], vtable.CGDIPlusImageImpl.0
mov dword [eax + 4], 6
mov dword [eax + 8], 0
mov dword [eax + 0xc], 0
mov dword [eax + 0x10], 0
mov dword [esi], eax
mov eax, esi
pop esi
mov esp, ebp
pop ebp
ret
xor eax, eax
mov dword [esi], eax
mov eax, esi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4c7bd0
Capabilities:
Delete file
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x549bc8
mov eax, dword fs:[0]
push eax
sub esp, 0x28
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov eax, dword [ebp + 8]
mov ebx, dword [ebp + 0xc]
mov dword [ebp - 0x2c], eax
test eax, eax
je 0x4c7d7e
cmp ebx, 7
jb 0x4c7d7e
push ebx
push 2
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
push esi
call dword [sym.imp.KERNEL32.dll_GlobalLock]
test eax, eax
jne 0x4c7cd8
test esi, esi
je 0x4c7c3c
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
lea eax, [ebp - 0x28]
push eax
call fcn.004d4c30
add esp, 4
cmp dword [ebp - 0x14], 8
lea eax, [ebp - 0x28]
push 0
cmovae eax, dword [ebp - 0x28]
push 0x80
push 2
push 0
push 0
push 0xc0000000
push eax
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x4c7c8b
lea ecx, [ebp - 0x28]
xor esi, esi
call fcn.004141c0
mov eax, esi
jmp 0x4c7d80
push 0
lea eax, [ebp - 0x34]
mov dword [ebp - 0x34], 0
push eax
push ebx
push dword [ebp - 0x2c]
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [edi]
lea ecx, [ebp - 0x28]
push ecx
mov ecx, edi
call dword [eax + 4]
cmp dword [ebp - 0x14], 8
lea ecx, [ebp - 0x28]
mov esi, eax
cmovae ecx, dword [ebp - 0x28]
push ecx
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
lea ecx, [ebp - 0x28]
call fcn.004141c0
mov eax, esi
jmp 0x4c7d80
push ebx
push dword [ebp - 0x2c]
push eax
call fcn.00515340
add esp, 0xc
push esi
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x4c7d00
mov eax, dword [ecx]
push 1
call dword [eax]
mov dword [edi + 0x10], 0
lea eax, [ebp - 0x30]
mov dword [ebp - 0x30], 0
push eax
push 1
push esi
call dword [sym.imp.ole32.dll_CreateStreamOnHGlobal]
mov ebx, dword [ebp - 0x30]
push 0x10
call sub.gdiplus.dll_GdipAlloc
mov esi, eax
test esi, esi
je 0x4c7d46
lea eax, [ebp - 0x2c]
mov dword [esi], vtable.Gdiplus::Bitmap.0
push eax
push ebx
mov dword [ebp - 0x2c], 0
call sub.gdiplus.dll_GdipCreateBitmapFromStream
mov dword [esi + 8], eax
mov eax, dword [ebp - 0x2c]
mov dword [esi + 4], eax
jmp 0x4c7d48
xor esi, esi
mov dword [edi + 0x10], esi
test esi, esi
je 0x4c7d6b
mov ecx, esi
call fcn.004c7700
mov ecx, dword [edi + 0x10]
mov dword [edi + 8], eax
call fcn.004c76c0
mov dword [edi + 0xc], eax
mov esi, 1
jmp 0x4c7d6d
xor esi, esi
mov ecx, dword [ebp - 0x30]
test ecx, ecx
je 0x4c7d7a
mov edx, dword [ecx]
push ecx
call dword [edx + 8]
mov eax, esi
jmp 0x4c7d80
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret 8

Function at 0x4c8800
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
cmp dword [ecx + 0x10], 0
jne 0x4c880f
xor eax, eax
pop ebp
ret 4
pop ebp
jmp fcn.004c73b0
Function at 0x4d4c30
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x549d5b
mov eax, dword fs:[0]
push eax
sub esp, 0x430
mov eax, dword [0x5923e4]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, dword [ebp + 8]
xor eax, eax
mov dword [ebp - 0x43c], esi
mov dword [ebp - 0x428], 0
mov dword [ebp - 0x424], 7
mov word [ebp - 0x438], ax
push 0x208
push eax
mov dword [ebp - 4], eax
lea eax, [ebp - 0x420]
push eax
call fcn.00515e40
add esp, 0xc
lea eax, [ebp - 0x420]
push eax
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
test eax, eax
je 0x4d4d71
cmp eax, 0x104
ja 0x4d4d71
push 0x208
lea eax, [ebp - 0x218]
push 0
push eax
call fcn.00515e40
add esp, 0xc
lea eax, [ebp - 0x218]
push eax
push 0
push 0x561e70
lea eax, [ebp - 0x420]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameW]
test eax, eax
je 0x4d4d22
lea ecx, [ebp - 0x218]
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4d4d00
sub ecx, edx
lea eax, [ebp - 0x218]
sar ecx, 1
push ecx
push eax
lea ecx, [ebp - 0x438]
call fcn.00429050
movups xmm0, xmmword [ebp - 0x438]
mov dword [esi + 0x10], 0
lea ecx, [ebp - 0x438]
mov dword [esi + 0x14], 0
xor eax, eax
movups xmmword [esi], xmm0
mov word [ebp - 0x438], ax
movq xmm0, qword [ebp - 0x428]
movq qword [esi + 0x10], xmm0
mov dword [ebp - 0x428], 0
mov dword [ebp - 0x424], 7
call fcn.004141c0
jmp 0x4d4d96
movups xmm0, xmmword [ebp - 0x438]
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
movups xmmword [esi], xmm0
movq xmm0, qword [ebp - 0x428]
movq qword [esi + 0x10], xmm0
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dbc7c
mov esp, ebp
pop ebp
ret
Function at 0x4d80e0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
push esi
test edx, edx
je 0x4d81df
mov esi, dword [ebp + 0xc]
test esi, esi
je 0x4d81df
mov eax, dword [ebp + 0x10]
not eax
cmp esi, 8
jb 0x4d81b7
push edi
mov edi, esi
shr edi, 3
nop
movzx ecx, byte [edx]
sub esi, 8
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 1]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 2]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 3]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 4]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 5]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 6]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
movzx ecx, byte [edx + 7]
add edx, 8
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
sub edi, 1
jne 0x4d8110
pop edi
test esi, esi
je 0x4d81da
nop dword [eax + eax]
movzx ecx, byte [edx]
lea edx, [edx + 1]
xor ecx, eax
shr eax, 8
movzx ecx, cl
xor eax, dword [ecx*4 + 0x563580]
sub esi, 1
jne 0x4d81c0
not eax
pop esi
pop ebp
ret
mov eax, dword [ebp + 0x10]
pop esi
pop ebp
ret

Function at 0x4d83d0
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x549ec8
mov eax, dword fs:[0]
push eax
sub esp, 0x10
push ebx
push esi
push edi
mov eax, dword [0x5923e4]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x14], esi
cmp byte [esi + 0x20], 0
jne 0x4d8417
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
cmp dword [esi + 0x18], 1
jbe 0x4d8453
lea eax, [ebp - 0x14]
push eax
push 0
push esi
push 0x4d8b20
push 0
push 0
call fcn.0051e75c
xor ecx, ecx
mov dword [esi + 0x10], eax
add esp, 0x18
test eax, eax
setne cl
mov eax, ecx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ebx, [esi + 0x60]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
lea eax, [ebp - 0x10]
mov dword [ebp - 0x10], 0
push eax
push dword [esi + 0x44]
call sub.gdiplus.dll_GdipCreateFromHDC
mov edi, dword [ebp - 0x10]
mov esi, eax
mov dword [ebp - 0x1c], edi
push 0xffffffffffffffff
push edi
mov dword [ebp - 4], 0
call sub.gdiplus.dll_GdipGraphicsClear
test eax, eax
cmovne esi, eax
mov eax, dword [ebp - 0x14]
push dword [eax + 0x2c]
push dword [eax + 0x28]
push 0
push 0
push dword [eax + 4]
push edi
call sub.gdiplus.dll_GdipDrawImageRectI
test eax, eax
push ebx
cmovne esi, eax
mov dword [ebp - 0x18], esi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov esi, dword [ebp - 0x14]
mov ecx, dword [esi + 0x4c]
call fcn.0047e5e0
mov ecx, esi
call fcn.004d87e0
push edi
call sub.gdiplus.dll_GdipDeleteGraphics
mov eax, 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret