joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4094e0
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffde4
push ebx
mov ebx, edx
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
call fcn.0040714c
xor eax, eax
push ebp
push 0x4096c5
push dword fs:[eax]
mov dword fs:[eax], esp
cmp dword [ebp - 4], 0
jne 0x409520
push 0x105
lea eax, [ebp - 0x21a]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameW
jmp 0x40953a
push 0x105
mov eax, dword [ebp - 4]
call fcn.004071f0
push eax
lea eax, [ebp - 0x21a]
push eax
call sub.kernel32.dll_lstrcpynW
cmp word [ebp - 0x21a], 0
je 0x4096af
xor eax, eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x4096d4
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x4095c9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x4096d4
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x4095c9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x409708
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
je 0x4095c9
lea eax, [ebp - 0xc]
push eax
push 0xf0019
push 0
push 0x40973c
push 0x80000001
call sub.advapi32.dll_RegOpenKeyExW
test eax, eax
jne 0x4096af
xor eax, eax
push ebp
push 0x4096a8
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 0x21a]
mov edx, 0x105
call fcn.004092e4
lea eax, [ebp - 0x10]
push eax
push 0
push 0
push 0
lea eax, [ebp - 0x21a]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
test eax, eax
jne 0x409638
mov eax, dword [ebp - 0x10]
call fcn.00404218
mov dword [ebp - 8], eax
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp - 8]
push eax
push 0
push 0
lea eax, [ebp - 0x21a]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
mov eax, ebx
mov edx, dword [ebp - 8]
call fcn.00407310
jmp 0x409683
lea eax, [ebp - 0x10]
push eax
push 0
push 0
push 0
push 0x40977c
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
test eax, eax
jne 0x409683
mov eax, dword [ebp - 0x10]
call fcn.00404218
mov dword [ebp - 8], eax
lea eax, [ebp - 0x10]
push eax
mov eax, dword [ebp - 8]
push eax
push 0
push 0
push 0x40977c
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExW
mov eax, ebx
mov edx, dword [ebp - 8]
call fcn.00407310
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4096af
cmp dword [ebp - 8], 0
je 0x40969e
mov eax, dword [ebp - 8]
call fcn.00404234
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegCloseKey
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4096cc
lea eax, [ebp - 4]
call fcn.00407154
ret
Function at 0x409990
Capabilities:
Identify system language via api

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffdd8
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x228], ebx
mov dword [ebp - 0x224], ebx
mov dword [ebp - 0x220], ebx
mov esi, ecx
mov dword [ebp - 0x21c], edx
mov dword [ebp - 0x218], eax
mov eax, dword [ebp - 0x218]
call fcn.0040714c
mov eax, dword [ebp - 0x21c]
call fcn.0040714c
lea edi, [ebp - 0x210]
xor eax, eax
push ebp
push 0x409b2f
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, esi
xor edx, edx
call fcn.00407164
xor ebx, ebx
push 0x105
mov eax, dword [ebp - 0x21c]
call fcn.004071f0
push eax
lea eax, [ebp - 0x20a]
push eax
call sub.kernel32.dll_lstrcpynW
lea eax, [ebp - 0x20a]
push eax
call sub.kernel32.dll_lstrlenW
add eax, eax
lea edx, [ebp - 0x20a]
add eax, edx
sub eax, 2
mov dword [edi], eax
jmp 0x409a30
sub dword [edi], 2
mov eax, dword [edi]
cmp word [eax], 0x2e
je 0x409a42
lea eax, [ebp - 0x20a]
cmp eax, dword [edi]
jne 0x409a2d
lea eax, [ebp - 0x20a]
cmp eax, dword [edi]
je 0x409afb
add dword [edi], 2
mov eax, dword [edi]
mov word [eax], 0
lea eax, [ebp - 0x20a]
mov edx, dword [edi]
sub edx, eax
sar edx, 1
jns 0x409a6b
adc edx, 0
mov eax, 0x105
sub eax, edx
mov dword [ebp - 0x214], eax
lea edx, [ebp - 0x220]
mov eax, dword [ebp - 0x218]
call fcn.004094e0
cmp dword [ebp - 0x220], 0
je 0x409aa3
push ebp
mov eax, dword [ebp - 0x220]
call fcn.00409884
pop ecx
mov ebx, eax
jmp 0x409afb
push ebp
call sub.kernel32.dll_GetUserDefaultUILanguage
lea edx, [ebp - 0x224]
call fcn.004090bc
mov eax, dword [ebp - 0x224]
call fcn.00409884
pop ecx
mov ebx, eax
test bl, bl
jne 0x409aee
cmp byte [0x507b54], 0
jne 0x409aee
push ebp
call sub.kernel32.dll_GetSystemDefaultUILanguage
lea edx, [ebp - 0x228]
call fcn.004090bc
mov eax, dword [ebp - 0x228]
call fcn.00409884
pop ecx
mov ebx, eax
test bl, bl
jne 0x409afb
push ebp
call fcn.00409934
pop ecx
mov ebx, eax
test bl, bl
je 0x409b11
mov eax, esi
lea edx, [ebp - 0x20a]
mov ecx, 0x105
call fcn.00407364
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x409b36
lea eax, [ebp - 0x228]
mov edx, 5
call fcn.0040715c
ret

Function at 0x40a37c
Capabilities:
Get system information on windows

Disassembly:
add esp, 0xffffffdc
push esp
call sub.kernel32.dll_GetSystemInfo
mov eax, dword [esp + 0x14]
add esp, 0x24
ret
Function at 0x40d6c4
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
mov esi, 0x507c58
push 0xa
push 0x40d758
mov eax, dword [0x507c3c]
push eax
call sub.kernel32.dll_FindResourceW
mov ebx, eax
test ebx, ebx
jne 0x40d6e8
call fcn.0041969c
push ebx
mov eax, dword [0x507c3c]
push eax
call sub.kernel32.dll_LoadResource
mov ebx, eax
test ebx, ebx
jne 0x40d6ff
call fcn.0041969c
push ebx
call sub.kernel32.dll_LockResource
mov dword [esi], eax
cmp dword [esi], 0
jne 0x40d711
call fcn.0041969c
mov eax, dword [esi]
mov edx, dword [esi]
mov ecx, edx
add ecx, dword [eax]
mov dword [0x507c5c], ecx
mov ecx, edx
add ecx, dword [eax + 4]
mov dword [0x507c60], ecx
mov ecx, edx
add ecx, dword [eax + 8]
mov dword [0x507c64], ecx
mov ecx, edx
add ecx, dword [eax + 0xc]
mov dword [0x507c68], ecx
mov ecx, edx
add ecx, dword [eax + 0x10]
mov dword [0x507c6c], ecx
add edx, dword [eax + 0x14]
mov dword [0x507c70], edx
pop esi
pop ebx
ret

Function at 0x412120
Capabilities:
Encrypt data using rc4 prga

Disassembly:
cmp eax, edx
je 0x4121c9
test eax, edx
je 0x4121cc
push 0
push 0
cmp word [eax - 0xa], 2
je 0x412149
push edx
mov edx, eax
mov eax, esp
call fcn.00407380
pop edx
mov eax, dword [esp]
cmp word [edx - 0xa], 2
je 0x41215f
push eax
lea eax, [esp + 8]
call fcn.00407380
pop eax
mov edx, dword [esp + 4]
movzx ecx, word [edx]
cmp cx, word [eax]
je 0x41216e
movzx eax, word [eax]
sub eax, ecx
jmp 0x412195
push ebx
mov ebx, dword [eax - 4]
xor ecx, ecx
sub ebx, dword [edx - 4]
push ebx
adc ecx, 0xffffffff
and ecx, ebx
sub ecx, dword [eax - 4]
shl ecx, 1
sub eax, ecx
sub edx, ecx
mov ebx, dword [ecx + eax]
xor ebx, dword [ecx + edx]
jne 0x4121af
add ecx, 4
js 0x412186
pop eax
pop ebx
mov ecx, esp
mov edx, dword [ecx]
or edx, dword [ecx + 4]
je 0x4121ac
push eax
mov eax, ecx
mov edx, 2
call fcn.004067ac
pop eax
pop edx
pop edx
ret
bsf ebx, ebx
shr ebx, 4
add ebx, ebx
add ecx, ebx
jns 0x412193
movzx eax, word [ecx + eax]
movzx edx, word [ecx + edx]
sub eax, edx
pop ebx
pop ebx
jmp 0x412195
xor eax, eax
ret
test eax, eax
je 0x4121dc
test edx, edx
jne 0x412130
mov eax, dword [eax - 4]
ret
sub eax, dword [edx - 4]
ret

Function at 0x4133bc
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
push esi
mov esi, eax
mov eax, esi
call fcn.004071f0
push eax
call sub.kernel32.dll_GetFileAttributesW
cmp eax, 0xffffffff
je 0x4133da
test al, 0x10
sete al
pop esi
pop ebx
ret
call sub.kernel32.dll_GetLastError_1
mov ebx, eax
cmp ebx, 2
je 0x4133fb
cmp ebx, 3
je 0x4133fb
cmp ebx, 0x7b
je 0x4133fb
mov eax, esi
call fcn.0041337c
test al, al
jne 0x4133ff
xor eax, eax
jmp 0x413401
mov al, 1
pop esi
pop ebx
ret

Function at 0x413404
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ebx
mov ebx, eax
mov eax, ebx
call fcn.004071f0
push eax
call sub.kernel32.dll_GetFileAttributesW
cmp eax, 0xffffffff
je 0x41341d
test al, 0x10
jne 0x413421
xor eax, eax
pop ebx
ret
mov al, 1
pop ebx
ret

Function at 0x413428
Capabilities:
Get file attributes

Disassembly:
push ebx
mov ebx, eax
mov eax, ebx
call fcn.004071f0
push eax
call sub.kernel32.dll_GetFileAttributesW
pop ebx
ret
Function at 0x416b04
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffe00
push ebx
push esi
mov esi, ecx
mov ebx, dword [ebp + 8]
push pe_nt_image_headers32
lea ecx, [ebp - 0x200]
push ecx
push edx
push eax
call sub.kernel32.dll_GetLocaleInfoW_1
test eax, eax
jle 0x416b3d
mov ecx, eax
dec ecx
lea edx, [ebp - 0x200]
mov eax, ebx
call fcn.004072a0
jmp 0x416b46
mov eax, ebx
mov edx, esi
call fcn.00407164
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x416b50
Capabilities:
Get geographical location

Disassembly:
push ebx
push esi
push edi
push ecx
mov edi, ecx
mov esi, edx
mov ebx, eax
push 2
lea eax, [esp + 4]
push eax
push esi
push ebx
call sub.kernel32.dll_GetLocaleInfoW_1
test eax, eax
jle 0x416b72
movzx eax, word [esp]
jmp 0x416b74
mov eax, edi
pop edx
pop edi
pop esi
pop ebx
ret

Function at 0x417304
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffff778
push ebx
push esi
xor ecx, ecx
mov dword [ebp - 4], ecx
xor ecx, ecx
push ebp
push 0x417429
push dword fs:[ecx]
mov dword fs:[ecx], esp
push 0x400
lea ecx, [ebp - 0x888]
call fcn.00417114
mov esi, eax
mov eax, dword [0x504928]
cmp byte [eax], 0
je 0x4173d1
mov eax, dword [0x504634]
call fcn.00404a70
call fcn.00404380
push 0
push 0
push 0
push 0
push esi
lea eax, [ebp - 0x888]
push eax
push 0
push 1
call sub.kernel32.dll_WideCharToMultiByte_1
mov ebx, eax
push ebx
lea eax, [ebp - 4]
mov ecx, 1
mov edx, dword [0x4172dc]
call fcn.00408838
add esp, 4
push 0
push 0
push ebx
mov eax, dword [ebp - 4]
push eax
push esi
lea eax, [ebp - 0x888]
push eax
push 0
push 1
call sub.kernel32.dll_WideCharToMultiByte_1
push 0
lea eax, [ebp - 8]
push eax
push ebx
mov eax, dword [ebp - 4]
push eax
push 0xfffffffffffffff4
call sub.kernel32.dll_GetStdHandle_1
push eax
call sub.kernel32.dll_WriteFile_1
push 0
lea eax, [ebp - 8]
push eax
push 2
push 0x417444
push 0xfffffffffffffff4
call sub.kernel32.dll_GetStdHandle_1
push eax
call sub.kernel32.dll_WriteFile_1
jmp 0x41740d
push 0x40
lea eax, [ebp - 0x88]
push eax
mov eax, dword [0x5045c8]
mov eax, dword [eax + 4]
push eax
mov eax, dword [0x507c3c]
call fcn.00408a40
push eax
call sub.user32.dll_LoadStringW_1
push 0x2010
lea eax, [ebp - 0x88]
push eax
lea eax, [ebp - 0x888]
push eax
push 0
call sub.user32.dll_MessageBoxW
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x417430
lea eax, [ebp - 4]
mov edx, dword [0x4172dc]
call fcn.00408958
ret
Function at 0x4181dc
Capabilities:
Get file version info

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe8
push ebx
xor edx, edx
mov dword [ebp - 4], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x4182b2
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 8], 0xffffffff
lea eax, [ebp - 4]
mov edx, ebx
call fcn.004071b8
lea eax, [ebp - 4]
call fcn.00407b68
lea eax, [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
call fcn.004071f0
push eax
call sub.version.dll_GetFileVersionInfoSizeW
mov ebx, eax
test ebx, ebx
je 0x41829c
mov eax, ebx
call fcn.00404218
mov dword [ebp - 0x10], eax
xor eax, eax
push ebp
push 0x418295
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 0x10]
push eax
push ebx
mov eax, dword [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
call fcn.004071f0
push eax
call sub.version.dll_GetFileVersionInfoW
test eax, eax
je 0x41827f
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push 0x4182c4
mov eax, dword [ebp - 0x10]
push eax
call sub.version.dll_VerQueryValueW
test eax, eax
je 0x41827f
mov eax, dword [ebp - 0x14]
mov eax, dword [eax + 8]
mov dword [ebp - 8], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x41829c
mov eax, dword [ebp - 0x10]
call fcn.00404234
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4182b9
lea eax, [ebp - 4]
call fcn.00407154
ret

Function at 0x419544
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
push ebp
add esp, 0xfffffdf8
mov ebx, eax
mov eax, ebx
call fcn.00406b3c
mov ebp, eax
push 0
push 0
push ebp
push ebx
push 0
push 0xfde9
call sub.kernel32.dll_MultiByteToWideChar_1
mov edi, eax
cmp edi, 0x104
jbe 0x4194ee
mov eax, edi
add eax, eax
call fcn.00404218
mov esi, eax
jmp 0x4194f0
mov esi, esp
push edi
push esi
push ebp
push ebx
push 0
push 0xfde9
call sub.kernel32.dll_MultiByteToWideChar_1
push edi
push esi
call sub.user32.dll_CharUpperBuffW
xor ebx, ebx
mov eax, edi
dec eax
test eax, eax
jl 0x419529
inc eax
xor edx, edx
mov ecx, ebx
shl ecx, 5
shr ebx, 0x1b
or ecx, ebx
mov ebx, ecx
movzx ecx, word [esi + edx*2]
xor ebx, ecx
inc edx
dec eax
jne 0x419513
mov eax, esp
cmp esi, eax
je 0x419536
mov eax, esi
call fcn.00404234
mov eax, ebx
add esp, 0x208
pop ebp
pop edi
pop esi
pop ebx
ret
push esi
push ebx
mov esi, eax
xor eax, eax
push esi
rol eax, 5
mov bl, byte [esi]
test bl, 0x80
jne 0x419570
cmp bl, 0
je 0x41956c
cmp bl, 0x41
jl 0x419567
cmp bl, 0x5a
jg 0x419567
or bl, 0x20
xor al, bl
inc esi
jmp 0x41954b
pop ecx
pop ebx
pop esi
ret
pop eax
pop ebx
pop esi
jmp 0x4194b0
Function at 0x43b1f0
Capabilities:
Resume thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push ebx
mov ebx, eax
xor eax, eax
push ebp
push 0x43b28e
push dword fs:[eax]
mov dword fs:[eax], esp
or dl, byte [ebx + 0xc]
je 0x43b252
cmp byte [ebx + 0x10], 0
jne 0x43b252
cmp byte [ebx + 0x3c], 0
jne 0x43b252
mov byte [ebx + 0xe], 0
mov byte [ebx + 0xc], 0
mov eax, dword [ebx + 4]
push eax
call sub.kernel32.dll_ResumeThread
cmp eax, 1
je 0x43b273
lea edx, [ebp - 4]
mov eax, dword [0x5048c0]
call fcn.0040a308
mov ecx, dword [ebp - 4]
mov dl, 1
mov eax, dword [0x42ced0]
call fcn.00417448
call fcn.00405f98
jmp 0x43b273
lea edx, [ebp - 8]
mov eax, dword [0x5048c0]
call fcn.0040a308
mov ecx, dword [ebp - 8]
mov dl, 1
mov eax, dword [0x42ced0]
call fcn.00417448
call fcn.00405f98
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43b295
lea eax, [ebp - 8]
mov edx, 2
call fcn.0040715c
ret

Function at 0x43b57c
Capabilities:
Suspend thread

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff8
push ebx
push esi
push edi
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
movzx eax, byte [eax + 0xe]
mov byte [ebp - 5], al
xor eax, eax
push ebp
push 0x43b5ca
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
mov byte [eax + 0xe], 1
mov eax, dword [ebp - 4]
mov eax, dword [eax + 4]
push eax
call sub.kernel32.dll_SuspendThread
test eax, eax
setge dl
mov eax, dword [ebp - 4]
call fcn.0043b174
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x43b5e3
pop edi
pop esi
pop ebx
pop ecx
pop ecx
pop ebp
ret

Function at 0x43b5ec
Capabilities:
Resume thread

Disassembly:
push ebx
push esi
mov ebx, eax
mov eax, dword [ebx + 4]
push eax
call sub.kernel32.dll_ResumeThread
mov esi, eax
test esi, esi
setge dl
mov eax, ebx
call fcn.0043b174
dec esi
jne 0x43b60e
mov byte [ebx + 0xe], 0
pop esi
pop ebx
ret

Function at 0x43cbcc
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, 0x509f98
cmp dword [edi], 0
jne 0x43cc48
push 0x40
push 0x1000
push 0x1000
push 0
call sub.kernel32.dll_VirtualAlloc_1
mov esi, eax
mov eax, dword [0x509f94]
mov dword [esi], eax
lea edx, [esi + 4]
mov eax, 0x4fefe8
mov ecx, 2
call fcn.004043dc
mov edx, 0x43cba4
lea eax, [esi + 5]
call fcn.0043cbc4
mov dword [esi + 6], eax
lea ebx, [esi + 0xa]
mov byte [ebx], 0xe8
lea edx, [esi + 4]
mov eax, ebx
call fcn.0043cbc4
mov dword [ebx + 1], eax
mov eax, dword [edi]
mov dword [ebx + 5], eax
mov dword [edi], ebx
add ebx, 0xd
mov eax, ebx
sub eax, esi
cmp eax, 0xffc
jl 0x43cc1d
mov dword [0x509f94], esi
mov eax, dword [edi]
mov ebx, dword [edi]
mov edx, dword [ebx + 5]
mov dword [edi], edx
mov edx, dword [ebp + 8]
mov dword [ebx + 5], edx
mov edx, dword [ebp + 0xc]
mov dword [ebx + 9], edx
pop edi
pop esi
pop ebx
pop ebp
ret 8
Function at 0x4438a4
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
push ebx
push esi
push edi
mov edi, ecx
mov esi, edx
mov ebx, eax
xor eax, eax
mov dword [ebp - 4], eax
lea eax, [ebp + 0xc]
push eax
push edi
lea eax, [ebp - 4]
push eax
push 0
mov eax, esi
call fcn.004071f0
push eax
mov eax, dword [ebx + 4]
push eax
call sub.advapi32.dll_RegQueryValueExW_1
mov edx, eax
mov eax, ebx
call fcn.00443374
test al, al
jne 0x443905
mov dword [ebp - 0xc], esi
mov byte [ebp - 8], 0x11
lea eax, [ebp - 0xc]
push eax
push 0
mov ecx, dword [0x504ad4]
mov dl, 1
mov eax, dword [0x44208c]
call fcn.00417540
call fcn.00405f98
mov ebx, dword [ebp + 0xc]
mov eax, dword [ebp - 4]
call fcn.004432dc
mov edx, dword [ebp + 8]
mov byte [edx], al
mov eax, ebx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8

Function at 0x44935c
Capabilities:
Encode data using xor

Disassembly:
mov ecx, edx
mov edx, eax
xor eax, eax
rol ax, 5
xor al, byte [edx]
inc edx
dec ecx
jne 0x449362
ret
Function at 0x454600
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffc8
push ebx
push esi
push edi
xor edx, edx
mov dword [ebp - 4], edx
mov dword [ebp - 8], edx
mov dword [ebp - 0xc], eax
xor eax, eax
push ebp
push 0x4547bd
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x30], 0
jne 0x454799
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x38], 0
je 0x454799
mov eax, dword [ebp - 0xc]
add eax, 0x2c
push eax
mov eax, dword [ebp - 0xc]
add eax, 0x28
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x38]
push eax
mov eax, dword [eax]
call dword [eax + 0xc]
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax + 0x28]
add ebx, ebx
add ebx, ebx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x2c]
imul ebx
push eax
lea eax, [ebp - 8]
mov ecx, 1
mov edx, dword [0x4545cc]
call fcn.00408838
add esp, 4
lea eax, [ebp - 4]
call fcn.00409ce4
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x38]
push eax
mov eax, dword [0x50463c]
push eax
call fcn.00441b44
mov eax, dword [ebp - 8]
push eax
mov eax, dword [ebp - 8]
call fcn.00408670
push eax
push ebx
push 0
mov eax, dword [ebp - 4]
push eax
mov eax, dword [eax]
call dword [eax + 0x1c]
lea eax, [ebp - 0x38]
xor ecx, ecx
mov edx, 0x2c
call fcn.00404c24
mov dword [ebp - 0x38], 0x2c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x28]
mov dword [ebp - 0x34], eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x2c]
neg eax
mov dword [ebp - 0x30], eax
mov word [ebp - 0x2c], 1
mov word [ebp - 0x2a], 0x20
mov dl, 1
mov eax, dword [0x447c9c]
call fcn.004510dc
mov ebx, eax
mov eax, dword [ebp - 0xc]
mov dword [eax + 0x30], ebx
xor ecx, ecx
push ebp
push 0x454777
push dword fs:[ecx]
mov dword fs:[ecx], esp
mov eax, ebx
mov dl, 7
call fcn.00452cd4
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax + 0x2c]
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x28]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x30]
mov ebx, dword [eax]
call dword [ebx + 0x6c]
push 0
lea eax, [ebp - 0x38]
push eax
mov eax, dword [ebp - 8]
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x2c]
push eax
push 0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x30]
mov edx, dword [eax]
call dword [edx + 0x70]
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x30]
call fcn.004519fc
call fcn.0044c2c0
push eax
call sub.gdi32.dll_SetDIBits
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x30]
mov dl, 1
call fcn.00451d54
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x454799
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4547c4
lea eax, [ebp - 8]
mov edx, dword [0x4545cc]
call fcn.00408958
lea eax, [ebp - 4]
call fcn.00409ce4
ret
Function at 0x457b6c
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
push esi
push edi
mov ebx, eax
push ebp
push ecx
mov esi, dword [ebx + 0x2c]
mov edi, dword [ebx + 0x3c]
sub edi, dword [ebx + 0x74]
sub edi, dword [ebx + 0x6c]
jmp 0x457b9b
mov eax, dword [ebx + 0x2c]
sub eax, 0x106
add eax, esi
cmp eax, dword [ebx + 0x6c]
ja 0x457c1a
push esi
mov eax, dword [ebx + 0x38]
mov edx, eax
mov ebp, esi
add edx, ebp
push edx
push eax
call fcn.00455c70
add esp, 0xc
sub dword [ebx + 0x70], esi
sub dword [ebx + 0x6c], esi
sub dword [ebx + 0x5c], ebp
mov eax, dword [ebx + 0x4c]
mov edx, eax
add edx, edx
add edx, dword [ebx + 0x44]
sub edx, 2
movzx ecx, word [edx]
mov dword [esp], ecx
cmp esi, dword [esp]
ja 0x457be8
mov cx, word [esp]
sub cx, si
jmp 0x457bea
xor ecx, ecx
mov word [edx], cx
dec eax
jne 0x457bd1
mov eax, esi
mov edx, eax
add edx, edx
add edx, dword [ebx + 0x40]
sub edx, 2
movzx ecx, word [edx]
mov dword [esp], ecx
cmp esi, dword [esp]
ja 0x457c10
mov cx, word [esp]
sub cx, si
jmp 0x457c12
xor ecx, ecx
mov word [edx], cx
dec eax
jne 0x457bf9
add edi, esi
mov ebp, dword [ebx]
cmp dword [ebp + 4], 0
je 0x457c77
mov edx, dword [ebx + 0x38]
mov ecx, edi
add edx, dword [ebx + 0x6c]
mov eax, ebp
add edx, dword [ebx + 0x74]
call fcn.00457840
add dword [ebx + 0x74], eax
cmp dword [ebx + 0x74], 3
jb 0x457c62
mov eax, dword [ebx + 0x38]
mov edx, dword [ebx + 0x6c]
movzx eax, byte [eax + edx]
mov dword [ebx + 0x48], eax
mov ecx, dword [ebx + 0x58]
shl eax, cl
mov edx, dword [ebx + 0x38]
mov ecx, dword [ebx + 0x6c]
movzx edx, byte [edx + ecx + 1]
xor eax, edx
and eax, dword [ebx + 0x54]
mov dword [ebx + 0x48], eax
cmp dword [ebx + 0x74], 0x106
jae 0x457c77
mov eax, dword [ebx]
cmp dword [eax + 4], 0
jne 0x457b76
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x474740
Capabilities:
Open clipboard
Write clipboard data

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 8], ecx
mov dword [ebp - 0xc], ecx
mov dword [ebp - 4], edx
mov eax, dword [ebp - 4]
call fcn.0040714c
xor eax, eax
push ebp
push 0x4748d5
push dword fs:[eax]
mov dword fs:[eax], esp
push 0
call sub.user32.dll_OpenClipboard
test eax, eax
je 0x4748a3
xor edx, edx
push ebp
push 0x47489c
push dword fs:[edx]
mov dword fs:[edx], esp
lea eax, [ebp - 8]
mov edx, dword [ebp - 4]
call fcn.004071b8
mov eax, dword [ebp - 8]
test eax, eax
je 0x4747af
mov edx, eax
sub edx, 0xa
cmp word [edx], 2
je 0x4747af
lea eax, [ebp - 8]
mov edx, dword [ebp - 8]
call fcn.00406974
test eax, eax
je 0x4747b8
sub eax, 4
mov eax, dword [eax]
add eax, eax
add eax, 2
push eax
push 0x2002
call sub.kernel32.dll_GlobalAlloc
mov dword [ebp - 0x10], eax
xor edx, edx
push ebp
push 0x474871
push dword fs:[edx]
mov dword fs:[edx], esp
mov eax, dword [ebp - 0x10]
push eax
call sub.kernel32.dll_GlobalLock
mov ebx, eax
xor edx, edx
push ebp
push 0x474860
push dword fs:[edx]
mov dword fs:[edx], esp
lea eax, [ebp - 0xc]
mov edx, dword [ebp - 4]
call fcn.004071b8
mov eax, dword [ebp - 0xc]
test eax, eax
je 0x47481a
mov edx, eax
sub edx, 0xa
cmp word [edx], 2
je 0x47481a
lea eax, [ebp - 0xc]
mov edx, dword [ebp - 0xc]
call fcn.00406974
test eax, eax
je 0x474823
sub eax, 4
mov eax, dword [eax]
mov esi, eax
add esi, esi
mov eax, dword [ebp - 4]
call fcn.004071f0
lea ecx, [esi + 2]
mov edx, ebx
call fcn.004043dc
call sub.user32.dll_EmptyClipboard
mov eax, dword [ebp - 0x10]
push eax
push 0xd
call sub.user32.dll_SetClipboardData
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x474867
mov eax, dword [ebp - 0x10]
push eax
call sub.kernel32.dll_GlobalUnlock
ret
mov ecx, dword [0x504530]
mov dl, 1
mov eax, dword [0x40d9f8]
call fcn.00417504
call fcn.00405f98
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4748dc
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.0040715c
ret

Function at 0x478c28
Capabilities:
Log keystrokes
Log keystrokes via polling

Disassembly:
push ebx
push esi
add esp, 0xfffffe00
mov ebx, edx
mov esi, eax
mov eax, ebx
xor edx, edx
call fcn.00407164
push 0
mov eax, esi
movzx eax, al
push eax
call sub.user32.dll_MapVirtualKeyW
shl eax, 0x10
test eax, eax
je 0x478c6f
push pe_nt_image_headers32
lea edx, [esp + 4]
push edx
push eax
call sub.user32.dll_GetKeyNameTextW
mov eax, ebx
mov edx, esp
mov ecx, pe_nt_image_headers32
call fcn.00407364
add esp, 0x200
pop esi
pop ebx
ret