joyce8/EMBER2024-capa huggingface dataset:
Function at 0x43f530
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x491c03
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.00485886
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], method.CBrush.virtual_0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.0048aed1
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.0048c3ed
test eax, eax
je 0x43f64c
mov ecx, dword [esp + 0x3c]
call fcn.0048aefe
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x43f610
push edi
mov ecx, esi
call fcn.00488562
mov ecx, esi
call fcn.0043f7f0
cmp dword [esp + 0x38], 1
jne 0x43f645
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.0048869d
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x441840
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x441873
push esi
call fcn.0044fc00
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x44186c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x4418f9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4418e2
mov eax, dword [esi + 8]
test eax, eax
je 0x441897
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4418de
cmp eax, 2
je 0x4418e2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x44188a
cmp eax, 3
je 0x4418bd
cmp eax, 1
jne 0x44188a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x44188a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x44188a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00441920
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x441908
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00441920
add esp, 4
pop esi
ret

Function at 0x442190
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4421b1
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x4421b1
mov eax, dword [eax + 0x44]
test eax, eax
je 0x4421b1
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x45f4a0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4cad60]
xor edx, edx
cmp eax, edx
jne 0x45f4c6
xor eax, eax
mov byte [eax + 0x4cac60], al
inc eax
cmp eax, 0x100
jl 0x45f4ae
mov dword [0x4cad60], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4cac60
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x45f557
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x45f52a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x45f4f8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret
Function at 0x45f5d0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x45f623
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x45f60a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x465fa0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4920ee
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.004668c0
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x49aa34
call fcn.00484016
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x466033
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.00484016
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x46602c
push 0
mov ecx, eax
call fcn.0045d0d0
mov dword [esi + 0xc], eax
jmp 0x466035
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x466035
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8

Function at 0x486662
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x48669a
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.00484730
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00484708
jmp 0x4866a6
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x487d50
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x487d92
call fcn.0048d6cd
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x487d92
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x487d89
xor eax, eax
jmp 0x487d9a
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00487da0
pop edi
pop esi
pop ebx
ret 4
Function at 0x48dbfd
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x48dc2b
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x48dc49
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0048db63
jmp 0x48dc49
mov eax, dword [esi + 0x14]
test eax, eax
je 0x48dc49
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0048db63
test edi, edi
mov eax, edi
jne 0x48dc33
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

Function at 0x430002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
call 0x43000c
nop
nop
nop
pop eax
nop
nop
add eax, 0x403d6f
nop
nop
sub eax, 0x403d15
nop
nop
mov ebx, dword [eax]
nop
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
mov edx, dword [eax + 8]
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
jl 0x430030
nop
nop
add eax, 0xc
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43001e
nop
nop
nop
nop
nop
nop
nop
nop
popal
nop
jmp int.00401219
Function at 0x40adc0
Capabilities:
Clear file content

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1014
call fcn.00404730
push ebx
push esi
push edi
mov ebx, dword [ebp + 8]
mov dword [ebp - 4], 0
mov eax, dword [0x4170bc]
cmp ebx, eax
jae 0x40adfb
push ebx
pop eax
and eax, 0x1f
push ebx
pop edx
sar edx, 5
mov edx, dword [edx*4 + 0x4170c0]
test byte [edx + eax*8 + 4], 1
jne 0x40ae0d
mov dword [0x415c84], 9
or eax, 0xffffffff
jmp 0x40af32
push 1
push 0
push ebx
call fcn.00409fd0
add esp, 0xc
mov dword [ebp - 0xc], eax
cmp eax, 0xffffffff
je 0x40ae37
push 2
push 0
push ebx
call fcn.00409fd0
add esp, 0xc
mov dword [ebp - 8], eax
cmp eax, 0xffffffff
jne 0x40ae3f
or eax, 0xffffffff
jmp 0x40af32
mov eax, dword [ebp + 0xc]
mov esi, eax
sub esi, dword [ebp - 8]
test esi, esi
jle 0x40aee4
lea edx, [ebp - 0x1010]
mov ecx, 0x1000
sub eax, eax
push edi
mov edi, edx
rep stosb byte es:[edi], al
pop edi
push edx
pop eax
push 0x8000
push ebx
call fcn.0040b330
add esp, 8
mov dword [ebp - 0x10], eax
mov eax, esi
cmp eax, 0x1000
jb 0x40ae8a
mov dword [ebp - 0x1014], 0x1000
jmp 0x40ae92
mov eax, esi
mov dword [ebp - 0x1014], eax
mov eax, dword [ebp - 0x1014]
push eax
lea eax, [ebp - 0x1010]
push eax
push ebx
call fcn.004086d0
add esp, 0xc
push eax
pop edi
cmp eax, 0xffffffff
jne 0x40aecb
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x40aec5
mov dword [0x415c84], 0xd
or dword [ebp - 4], 0xffffffff
jmp 0x40aed5
push esi
pop eax
sub eax, edi
mov esi, eax
or eax, eax
jg 0x40ae75
mov eax, dword [ebp - 0x10]
push eax
push ebx
call fcn.0040b330
add esp, 8
jmp 0x40af20
test esi, esi
jge 0x40af20
push 0
mov eax, dword [ebp + 0xc]
push eax
push ebx
call fcn.00409fd0
add esp, 0xc
push ebx
call fcn.00408b00
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
or eax, eax
setne al
and eax, 1
dec eax
mov dword [ebp - 4], eax
cmp eax, 0xffffffff
jne 0x40af20
mov dword [0x415c84], 0xd
push 0
mov eax, dword [ebp - 0xc]
push eax
push ebx
call fcn.00409fd0
add esp, 0xc
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x430003
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
mov eax, section..text
nop
nop
push 4
nop
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x430072
nop
nop
mov ebx, 0x408f6c
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
nop
mov eax, ecx
nop
nop
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x6eed7a6e
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
loop 0x430060
mov eax, section..data
nop
nop
cmp eax, 0
nop
nop
nop
je 0x4300d2
nop
nop
nop
nop
mov ebx, 0x42e3d0
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
push eax
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
div edi
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
nop
mov esi, 0x369c0222
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x4300c0
nop
popal
nop
nop
nop
nop
jmp 0x401219
Function at 0x4b2ea3
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4b2ee2
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4b2ee2
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4b2ee2
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4b2ee2
cmp dword [ecx + 0x74], 0xe
jbe 0x4b2ee2
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x100c50ce
Capabilities:
Encrypt data using rc4 prga

Disassembly:
jmp 0x100e3df5
pushfd
lea esp, [esp + 0x2c]
jb 0x1008f000

Function at 0x100e7d84
Capabilities:
Resolve function by parsing pe exports

Disassembly:
pushfd
add esp, 8
jge 0x100d1b64
cmc
add ecx, edx
test cl, al
clc
cmc
mov dword [ebp - 0x10], ecx
cmc
mov ecx, dword [ebp + 0xc]
pushfd
push dword [esp]
cmp ecx, 0xffff
push 0xfee2b5b0
jmp 0x100c4a00
adc ah, 0x8c
lea eax, [ebp + 0x30bfae64]
lea eax, [edi + 0x655f7d3c]
push ebp
pushfd
lea ebp, [esp + 4]
pop eax
shl al, 3
cmp bh, bl
sub esp, 0x18
bswap ax
bsf ax, cx
push esi
cwde
aaa
seta ah
push edi
rcl ah, 2
push ebx
lahf
aad 0x7c
lahf
test si, cx
push edx
or ah, ch
rcr al, 2
mov eax, dword [ebp + 8]
bt di, 0xd
clc
test eax, eax
pushal
mov dword [esp], ebp
pushfd
lea esp, [esp + 0x24]
je fcn.1008eff4
inc si
cmp al, 0x47
sal dh, cl
bts dx, di
mov esi, dword [eax + 0x3c]
bts edx, esp
add esi, eax
bts edx, 5
setb dh
mov edx, dword [esi + 0x78]
test di, 0xda8f
clc
cmc
test edx, edx
push 0x33ff7c80
lea esp, [esp + 4]
je fcn.1008eff4
movsx cx, bl
bswap cx
shrd ecx, eax, 3
push esi
add edx, eax
rol ch, 4
xor cx, di
inc cx
mov ecx, dword [esi + 0x7c]
jmp 0x100909ab
Function at 0x401a70
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
xor eax, eax
push esi
mov esi, ecx
push edi
mov ecx, 0x13717
lea edi, [esi + 0x10]
mov dword [esi], 0x439d44
rep stosd dword es:[edi], eax
lea eax, [esp + 8]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
xor edi, edi
push edi
push edi
push 1
push edi
call dword [sym.imp.KERNEL32.dll_CreateEventA]
mov dword [esi + 0xc], eax
mov dword [esi + 0x4dc70], edi
mov dword [esi + 4], edi
mov dword [esi + 8], 0xffffffff
mov eax, esi
pop edi
pop esi
add esp, 0x190
ret

Function at 0x401b50
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Create tcp socket
Create thread
Resolve dns

Disassembly:
sub esp, 0x10
push esi
push 6
push 1
mov esi, ecx
push 2
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
mov dword [esi + 8], eax
jne 0x401b73
xor eax, eax
pop esi
add esp, 0x10
ret 8
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x20]
push edi
push ebp
call dword [sym.imp.WS2_32.dll_gethostbyname]
push ebx
mov edi, eax
mov word [esp + 0x14], 2
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x12], ax
mov eax, dword [edi + 0xc]
push 0x10
mov ecx, dword [eax]
lea eax, [esp + 0x14]
push eax
mov edx, dword [ecx]
mov ecx, dword [esi + 8]
push ecx
mov dword [esp + 0x20], edx
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
jne 0x401bd6
mov edx, dword [esi + 0xc]
push edx
call dword [sym.imp.KERNEL32.dll_ResetEvent]
mov eax, dword [esi + 0xc]
push 0x3e8
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
jmp 0x401b7e
push 0
push 0
push esi
push 0x401c00
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop edi
pop ebp
pop ebx
mov eax, 1
pop esi
add esp, 0x10
ret 8

Function at 0x401d40
Capabilities:
Allocate or change rwx memory
Create thread
Spawn thread to rwx shellcode

Disassembly:
push ecx
push ebx
push esi
mov esi, ecx
push 0x4dc5c
call fcn.0040a6ff
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x401d5c
pop esi
pop ebx
pop ecx
ret
lea eax, [esp + 8]
push edi
push eax
mov ecx, 0x13717
add esi, 0x4dc74
mov edi, ebx
push 0x40
push 0x4dc5c
rep movsd dword es:[edi], dword [esi]
push ebx
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
push 0
push 0
push ebx
push ebx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
pop edi
pop esi
mov eax, 1
pop ebx
pop ecx
ret
Function at 0x41a190
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
mov esi, dword [ebp + 0x10]
push 0xf00021
mov edx, dword [esi + 4]
mov ecx, dword [esi]
mov eax, dword [esi + 0xc]
sub eax, edx
push eax
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.GDI32.dll_PatBlt]
mov edi, dword [ebp + 8]
push edi
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
mov ebx, eax
lea eax, [eax + 5]
add eax, 3
and eax, 0xfffffffc
call fcn.0040a6d0
mov dword [ebp - 4], esp
cmp dword [ebp - 4], 0
je 0x41a25b
add ebx, 2
mov eax, dword [ebp - 4]
push ebx
push eax
push edi
call dword [sym.imp.USER32.dll_GetWindowTextA]
test eax, eax
je 0x41a25b
mov bx, 0x140
mov edi, dword [ebp + 0x14]
mov eax, edi
and al, 0xf
cmp al, 0xc
je 0x41a20e
mov ebx, edi
and bx, 0xf
or bx, 0x150
test edi, 0x80
je 0x41a219
or bh, 8
and edi, 0x8000000
je 0x41a234
mov eax, dword [0x45093c]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 0xc]
movzx eax, bx
push eax
push esi
push 0xffffffffffffffff
push ecx
push edx
call dword [sym.imp.USER32.dll_DrawTextA]
test edi, edi
je 0x41a25b
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
lea esp, [ebp - 0x14]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x41a630
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword [esp + 8]
sub esp, 4
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push ebp
push 2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov edi, eax
test edi, edi
jne 0x41a65b
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push edi
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ebx, eax
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov esi, eax
test esi, esi
jne 0x41a67f
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push ebx
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebp, eax
test ebp, ebp
jne 0x41a69a
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
mov edi, ebp
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0x20]
xor ecx, ecx
mov cl, ah
mov edx, eax
mov dword [esp + 0x10], 0
shl ecx, 8
shr edx, 0x10
mov byte [esp + 0x10], dl
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x28]
or ecx, edx
mov edx, eax
shr edx, 0x10
mov dword [ebp + 0x28], ecx
mov dword [esp + 0x10], 0
xor ecx, ecx
mov byte [esp + 0x10], dl
mov cl, ah
xor edx, edx
shl ecx, 8
mov dl, al
shl edx, 0x10
or ecx, dword [esp + 0x10]
or ecx, edx
mov eax, dword [esp + 0x24]
mov edx, eax
mov dword [ebp + 0x44], ecx
shr edx, 0x10
xor ecx, ecx
mov dword [esp + 0x10], 0
mov cl, ah
mov byte [esp + 0x10], dl
shl ecx, 8
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x2c]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x48], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x30]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x64], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x34]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x54], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
push 0
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
or ecx, edx
mov dword [ebp + 0x50], ecx
call dword [sym.imp.USER32.dll_GetDC]
mov edi, eax
push 0
push ebp
lea ecx, [ebp + 0x68]
push ecx
push 4
push ebp
push edi
call dword [sym.imp.GDI32.dll_CreateDIBitmap]
mov esi, eax
push edi
push 0
call dword [sym.imp.USER32.dll_ReleaseDC]
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, esi
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20

Function at 0x41e864
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x41e89c
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.00421ab6
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00421a8e
jmp 0x41e8a8
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4
Function at 0x420376
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4203b8
call fcn.0043320d
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4203b8
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4203af
xor eax, eax
jmp 0x4203c0
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004203c6
pop edi
pop esi
pop ebx
ret 4

Function at 0x421d54
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
mov ebx, ecx
xor edi, edi
call fcn.0043320d
mov esi, dword [eax + 0xc]
push 5
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x421d85
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push esi
mov ecx, ebx
push dword [esp + 0x18]
push edi
call fcn.00421d98
pop edi
pop esi
pop ebx
ret 8