joyce8/EMBER2024-capa huggingface dataset:
Function at 0x457f40
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x457f89
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x458400
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x47f960
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.00457fb0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00458030
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00458030
lea ecx, [esi + 0xc]
call fcn.00470ea0
lea ecx, [esi + 0x10]
call fcn.00470ea0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004595d0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004595d0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004595d0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.00470f15
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.00470f15
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x45a4f0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x47fc68
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0045a0d0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.0045a140
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.0045a420
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.0045a0f0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10

Function at 0x45a508
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x47fc68
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0045a0d0
mov eax, dword [esp + 0x24]
lea ecx, [esp + 4]
push eax
mov dword [esp + 0x20], 0
call fcn.0045a140
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
push ecx
push edx
lea ecx, [esp + 0xc]
push eax
push ecx
mov ecx, esi
call fcn.0045a420
lea ecx, [esp + 4]
mov esi, eax
mov dword [esp + 0x1c], 0xffffffff
call fcn.0045a0f0
mov ecx, dword [esp + 0x14]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x1c
ret 0x10
Function at 0x45a820
Capabilities:
Create directory

Disassembly:
push 0xffffffffffffffff
push 0x47fce0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
push esi
push edi
lea ecx, [esp + 0xc]
call fcn.0045a0d0
xor ebx, ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x34], ebx
call fcn.0045a0d0
mov esi, dword [esp + 0x3c]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x38], 1
call fcn.0045a140
cmp dword [esp + 0x40], ebx
jne 0x45a8a8
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
lea ecx, [esp + 0x1c]
mov esi, eax
mov byte [esp + 0x34], bl
call fcn.0045a0f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.0045a0f0
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea eax, [esp + 0xc]
push eax
call fcn.0045a760
add esp, 4
lea ecx, [esp + 0xc]
mov esi, 1
call fcn.0045a570
cmp eax, esi
jb 0x45a92b
mov edi, dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push 1
push 1
push esi
push 0x4b9620
lea ecx, [esp + 0x1c]
call fcn.0045a4f0
cmp eax, 1
jne 0x45a91d
push esi
lea ecx, [esp + 0x20]
push eax
push ecx
lea ecx, [esp + 0x18]
call fcn.0045a290
push ebx
lea ecx, [esp + 0x20]
call fcn.0045a5f0
push eax
call fcn.00462f97
add esp, 8
test eax, eax
jge 0x45a91d
push ebx
lea ecx, [esp + 0x20]
call fcn.0045a5e0
push eax
call edi
test eax, eax
je 0x45a960
lea ecx, [esp + 0xc]
inc esi
call fcn.0045a570
cmp esi, eax
jbe 0x45a8cd
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.0045a0f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.0045a0f0
pop edi
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x20]
mov dword fs:[0], ecx
add esp, 0x2c
ret
lea ecx, [esp + 0x1c]
mov byte [esp + 0x34], bl
call fcn.0045a0f0
lea ecx, [esp + 0xc]
mov dword [esp + 0x34], 0xffffffff
call fcn.0045a0f0
mov ecx, dword [esp + 0x2c]
pop edi
pop esi
xor eax, eax
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret
Function at 0x45cee0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x45ceeb
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x45cfee
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x4a0adc]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4a0adc]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4a0adc]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4a0adc]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4a0adc]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x4a0adc]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x4a0adc]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4a0adc]
xor eax, edx
inc ecx
dec edi
jne 0x45cf06
pop edi
test esi, esi
je 0x45d010
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x4a0adc]
xor eax, edx
inc ecx
dec esi
jne 0x45cff2
pop esi
pop ebx
not eax
ret

Function at 0x45d9a0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x45d9e1
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x45d9d6
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x18]
mov ecx, dword [ebx + 0x14]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x45d9f4
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x10]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x18]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x18], ecx
pop ebp
pop ebx
ret
Function at 0x45e930
Capabilities:
Get common file path

Disassembly:
push ecx
push ebp
mov ebp, ecx
push esi
push edi
cmp dword [ebp], 0
jne 0x45e9e5
cmp dword [ebp + 4], 0xffffffff
jne 0x45e9e5
push ebx
lea ebx, [ebp + 0x138]
push ebx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
mov edi, 0x4b98a8
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov edx, ecx
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, edx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
pop ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, dword [esp + 0x1c]
mov edi, dword [esp + 0x14]
cmp esi, 1
jne 0x45e9ad
push edi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x45e9ad
pop edi
pop esi
mov eax, 0x2000000
pop ebp
pop ecx
ret 0xc
mov ecx, dword [esp + 0x18]
lea eax, [esp + 0xc]
push eax
push esi
push ecx
push edi
call fcn.0045d730
add esp, 0x10
test eax, eax
jne 0x45e9d0
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebp
pop ecx
ret 0xc
push eax
call fcn.0045dc70
add esp, 4
mov dword [ebp], eax
xor eax, eax
pop edi
pop esi
pop ebp
pop ecx
ret 0xc
pop edi
pop esi
mov eax, 0x1000000
pop ebp
pop ecx
ret 0xc

Function at 0x45ee40
Capabilities:
Create directory

Disassembly:
mov ecx, dword [esp + 8]
sub esp, 0x208
test ecx, ecx
je 0x45ef08
mov al, byte [ecx]
test al, al
je 0x45ef08
push ebx
push esi
push edi
mov ebx, ecx
mov esi, ecx
cmp al, 0x2f
je 0x45ee6b
cmp al, 0x5c
jne 0x45ee6d
mov ebx, esi
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x45ee63
mov edi, dword [esp + 0x218]
cmp ebx, ecx
je 0x45eea4
mov esi, ebx
lea eax, [esp + 0xc]
sub esi, ecx
push esi
push ecx
push eax
call fcn.0046306a
lea ecx, [esp + 0x18]
mov byte [esp + esi + 0x18], 0
push ecx
push edi
call fcn.0045ee40
add esp, 0x14
inc ebx
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x110]
mov eax, ecx
mov esi, edi
mov edi, edx
lea edx, [esp + 0x110]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
xor eax, eax
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x114]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
pop edi
pop esi
pop ebx
add esp, 0x208
ret
Function at 0x462f97
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x462fb7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0046432e
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x462fda
test byte [esp + 8], 2
je 0x462fda
call fcn.004643a1
mov dword [eax], 0xd
call fcn.004643aa
mov dword [eax], 5
jmp 0x462fb3
xor eax, eax
ret

Function at 0x4655a9
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x4ba9a8
cmp edx, dword [eax]
je 0x4655cb
add eax, 8
inc ecx
cmp eax, 0x4baa38
jl 0x4655bc
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x4ba9a8]
jne 0x4656f9
mov eax, dword [0x4e48e0]
cmp eax, 1
je 0x4656d3
test eax, eax
jne 0x4655fc
cmp dword [0x4ba294], 1
je 0x4656d3
cmp edx, 0xfc
je 0x4656f9
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x465633
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.00467fc0
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.00467c90
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x465676
lea eax, [ebp - 0x1a4]
push eax
call fcn.00467c90
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x4b6acc
push edi
call fcn.00461af0
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.00467fc0
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.00467fd0
lea eax, [ebp - 0xa0]
push 0x4a37b0
push eax
call fcn.00467fd0
push dword [esi + 0x4ba9ac]
lea eax, [ebp - 0xa0]
push eax
call fcn.00467fd0
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.0046c7a0
add esp, 0x2c
pop edi
jmp 0x4656f9
lea eax, [ebp + 8]
lea esi, [esi + 0x4ba9ac]
push 0
push eax
push dword [esi]
call fcn.00467c90
pop ecx
push eax
push dword [esi]
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
leave
ret

Function at 0x46897d
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4a39c0
push 0x465498
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ecx
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
and dword [ebp - 4], 0
mov eax, dword [fcn.0046891c]
test eax, eax
je 0x4689c5
mov dword [ebp - 4], 1
call eax
jmp 0x4689c1
and dword [ebp - 4], 0
or dword [ebp - 4], 0xffffffff
call 0x4689ce
jmp fcn.0046891c
Function at 0x4732a1
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4732d9
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.00471370
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00471348
jmp 0x4732e5
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x474993
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 0x4749d5
call fcn.0047a709
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4749d5
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4749cc
xor eax, eax
jmp 0x4749dd
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004749e3
pop edi
pop esi
pop ebx
ret 4

Function at 0x47ac39
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 0x47ac67
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x47ac85
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0047ab9f
jmp 0x47ac85
mov eax, dword [esi + 0x14]
test eax, eax
je 0x47ac85
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0047ab9f
test edi, edi
mov eax, edi
jne 0x47ac6f
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x4094c0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x464d1b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.00459836
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x409542
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045774d
mov eax, dword [eax]
push 0x47a1c0
push eax
call fcn.0044a5d4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00459ac1
test bl, bl
je 0x409542
push 0x47a1c0
lea ecx, [esp + 0xc]
call fcn.00459e51
push 0x47dd34
lea ecx, [esp + 0xc]
call fcn.00459e51
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40957e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00459ac1
jmp 0x409649
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x409602
lea edx, [esp + 0x7c]
push 0x47dd30
push edx
call fcn.0044a5d4
add esp, 8
test eax, eax
je 0x409602
lea eax, [esp + 0x7c]
push 0x47dd2c
push eax
call fcn.0044a5d4
add esp, 8
test eax, eax
je 0x409602
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x409592
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.00459ac1
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x409e40
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x409ea2
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x409eb0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x464d9b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x484278]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x409fe8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x409f16
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00459ac1
xor eax, eax
jmp 0x40a05f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00459bfe
push esi
lea ecx, [esp + 0xc]
call fcn.00459e8d
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40a03d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00409e40
test eax, eax
jne 0x40a03d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.00409e40
test eax, eax
jne 0x40a03d
lea eax, [esp + 0x14]
push 0x47dd48
push eax
call fcn.0044b610
mov esi, eax
add esp, 8
test esi, esi
jne 0x40a01c
lea ecx, [esp + 0x14]
push 0x47dd44
push ecx
call fcn.0044b590
mov esi, eax
add esp, 8
test esi, esi
jne 0x40a01c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40a01f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00459bae
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x409f2e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00459ac1
xor eax, eax
jmp 0x40a05f
mov byte [esi], 0
push 0x47dd40
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.00459ac1
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x41a970
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x41a9de
cmp si, 0x69
ja 0x41a9de
add esi, 0xffd0
cmp si, 0x11
je 0x41a9ae
push 0x11
call edi
test ax, ax
jge 0x41a9ae
or esi, 0x2000
cmp si, 0x10
je 0x41a9c3
push 0x10
call edi
test ax, ax
jge 0x41a9c3
or esi, 0x4000
cmp si, 0x12
je 0x41a9d8
push 0x12
call edi
test ax, ax
jge 0x41a9d8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41a9eb
mov esi, 0xbd
jmp 0x41a99f
cmp si, 0x6e
jne 0x41a9f8
mov esi, 0xbe
jmp 0x41a99f
cmp si, 0x6f
jne 0x41a999
mov esi, 0xbf
jmp 0x41a99f

Function at 0x41c090
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4948d0]
xor edx, edx
cmp eax, edx
jne 0x41c0b6
xor eax, eax
mov byte [eax + 0x4947d0], al
inc eax
cmp eax, 0x100
jl 0x41c09e
mov dword [0x4948d0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4947d0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41c147
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 0x41c11a
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 0x41c0e8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41c1c0
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 0x41c213
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 0x41c1fa
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