joyce8/EMBER2024-capa huggingface dataset:
Function at 0x100a3122
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x50
mov eax, dword [ebp + 8]
mov dword [0x100ee24c], 0x887
mov dword [ebp - 0x10], eax
call fcn.100a3e57
xor ecx, ecx
mov edx, eax
mov esi, dword [eax + 0x3c]
mov edi, edx
add edi, esi
mov esi, dword [eax + esi]
cmp esi, 0x4550
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], edx
mov dword [ebp - 0x20], edi
je 0x100a3168
mov eax, dword [ebp - 0x18]
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x20]
mov eax, dword [eax + 0x78]
mov dword [0x100ee250], 0xffffe0b9
mov ecx, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x14]
add ecx, dword [edx + eax + 0x20]
mov esi, eax
add esi, 0x24
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x28], ecx
mov dword [ebp - 0x2c], esi
xor eax, eax
mov ecx, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x2c]
mov esi, dword [ecx + edx]
mov dword [0x100ee24c], 0xfffff6f8
mov edi, dword [ebp - 0x24]
mov ebx, dword [ecx + edi + 0x18]
cmp ebx, 0
mov dword [ebp - 0x30], ebx
mov dword [ebp - 0x34], esi
mov dword [ebp - 0x38], eax
je 0x100a32b2
jmp 0x100a322a
mov eax, dword [ebp - 0x3c]
movzx ecx, word [eax]
mov edx, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x24]
add edx, dword [edx + esi + 0x1c]
mov dword [0x100ee24c], 0xdda
mov ecx, dword [edx + ecx*4]
mov dword [0x100ee250], 0x13b7
mov edx, dword [ebp - 0x1c]
add edx, ecx
mov dword [ebp - 0x38], edx
jmp 0x100a32b2
mov eax, dword [ebp - 0x40]
add eax, 1
mov dword [ebp - 0x44], eax
mov al, byte [ebp - 0x45]
cmp al, 0
setne cl
mov dl, byte [ebp - 0x46]
and dl, cl
mov esi, dword [ebp - 0x44]
cmp esi, 0x20
setb cl
and dl, cl
test dl, 1
mov dword [ebp - 0x4c], esi
jne 0x100a3254
jmp 0x100a3281
xor eax, eax
mov ecx, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x34]
add ecx, edx
mov dword [ebp - 0x50], ecx
mov dword [ebp - 0x54], eax
mov eax, dword [ebp - 0x54]
mov ecx, dword [ebp - 0x50]
xor edx, edx
mov esi, dword [ebp - 0x28]
mov edi, dword [esi + eax*4]
mov dword [ebp - 0x58], eax
mov dword [ebp - 0x3c], ecx
mov dword [ebp - 0x5c], edi
mov dword [ebp - 0x4c], edx
mov eax, dword [ebp - 0x4c]
mov ecx, eax
mov edx, dword [ebp - 0x5c]
add ecx, edx
mov esi, dword [ebp - 0x1c]
mov bl, byte [esi + ecx]
mov ecx, dword [ebp - 0x10]
mov bh, byte [ecx + eax]
cmp bl, bh
sete cl
cmp bl, 0
mov dword [ebp - 0x40], eax
mov byte [ebp - 0x45], bh
mov byte [ebp - 0x46], cl
jne 0x100a31fa
mov al, byte [ebp - 0x46]
test al, 1
jne 0x100a31c6
jmp 0x100a328e
xor eax, eax
mov ecx, dword [ebp - 0x3c]
add ecx, 2
mov edx, dword [ebp - 0x58]
add edx, 1
mov esi, dword [ebp - 0x30]
cmp edx, esi
mov dword [ebp - 0x54], edx
mov dword [ebp - 0x50], ecx
mov dword [ebp - 0x38], eax
jb 0x100a323a
mov eax, dword [ebp - 0x38]
add esp, 0x50
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x100a32bd
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x4c
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
mov edx, dword [0x100ee24c]
add edx, 0xfffff891
mov dword [0x100ee24c], edx
mov dword [0x100ee250], 0x1d8b
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x28], ecx
xor eax, eax
mov dword [ebp - 0x2c], eax
jmp 0x100a3396
mov eax, dword [ebp - 0x30]
mov ecx, esp
mov dword [ecx + 0xc], 0x40
mov dword [ecx + 8], 0x1000
mov dword [ecx + 4], 0x6000
mov dword [ecx], 0
call eax
sub esp, 0x10
mov dword [esp], eax
mov ecx, dword [ebp - 0x24]
mov dword [esp + 4], ecx
mov dword [ebp - 0x34], eax
call fcn.100a35a9
xor eax, eax
mov ecx, dword [ebp - 0x34]
mov word [ecx], 0x5a4d
mov dword [ecx + 0x3c], 0xc0
mov dword [ecx + 0xc0], 0x4550
add ecx, 0xffc00000
mov edx, dword [ebp - 0x28]
mov dword [edx], ecx
mov dword [0x100ee250], 0x1ed4
mov ecx, dword [ebp - 0x34]
mov dword [edx + 0x40], ecx
mov dword [0x100ee24c], 0xd25
cmp ecx, 0
mov dword [ebp - 0x38], eax
jne 0x100a337f
mov eax, dword [ebp - 0x38]
add esp, 0x4c
pop ebp
ret
mov eax, dword [ebp - 0x34]
add eax, 0x105f
mov dword [0x100ee250], 0x11b4
mov dword [ebp - 0x38], eax
jmp 0x100a3377
mov eax, dword [ebp - 0x2c]
mov cl, byte [eax + 0x100a6572]
mov dl, byte [eax + 0x100a6543]
sub dl, cl
mov byte [ebp + eax - 0x20], dl
add eax, 1
cmp eax, 0xe
mov dword [ebp - 0x2c], eax
jne 0x100a3396
lea eax, [ebp - 0x20]
mov dword [0x100ee24c], 0x14b7
mov dword [ebp - 0x3c], eax
call fcn.100a3ce4
mov dword [esp], eax
mov eax, dword [ebp - 0x3c]
mov dword [esp + 4], eax
call fcn.100a3fc2
xor ecx, ecx
mov dword [0x100ee24c], 0x3b0
cmp eax, 0
mov dword [ebp - 0x30], eax
mov dword [ebp - 0x38], ecx
je 0x100a3377
jmp 0x100a32f5
Function at 0x100a3402
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x34
mov eax, dword [ebp + 0x14]
mov ecx, dword [ebp + 0x10]
mov edx, dword [ebp + 0xc]
mov esi, dword [ebp + 8]
xor edi, edi
mov dword [0x100ee254], 0
mov dword [0x100ee258], 0
mov dword [0x100ee264], 0
mov dword [0x100ee250], 0x1142
cmp eax, 0
mov ebx, edi
mov dword [ebp - 0x10], eax
mov eax, edi
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x1c], edx
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], edi
jne 0x100a3469
add esp, 0x34
pop esi
pop edi
pop ebx
pop ebp
ret
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 0x24]
mov esi, 0x100
mov dword [0x100ee250], 0x2615
add ecx, 1
mov dword [ebp - 0x2c], eax
mov eax, ecx
mov dword [ebp - 0x30], edx
cdq
idiv esi
mov dword [0x100ee254], edx
mov dword [0x100ee24c], 0x155a
mov ecx, dword [ebp - 0x20]
movzx edi, byte [ecx + edx]
mov ebx, dword [ebp - 0x30]
add edi, ebx
mov eax, edi
mov dword [ebp - 0x34], edx
cdq
idiv esi
mov dword [0x100ee258], edx
mov dword [0x100ee250], 0x64c
mov esi, dword [ebp - 0x34]
mov cl, byte [ecx + esi]
mov byte [0x100ee25c], cl
mov dword [0x100ee24c], 0x62a
mov edi, dword [ebp - 0x20]
mov cl, byte [edi + edx]
mov byte [edi + esi], cl
mov dword [0x100ee250], 0x2592
mov cl, byte [0x100ee25c]
mov edx, dword [0x100ee258]
mov byte [edi + edx], cl
mov edx, dword [0x100ee24c]
add edx, 0xffffed81
mov dword [0x100ee24c], edx
mov edx, dword [0x100ee254]
movzx edx, byte [edi + edx]
mov ebx, dword [0x100ee258]
movzx ebx, byte [edi + ebx]
add ebx, edx
and ebx, 0xff
mov dword [0x100ee264], ebx
mov dword [0x100ee250], 0x13cb
mov dword [0x100ee24c], 0x1690
mov edx, dword [ebp - 0x18]
mov ecx, dword [ebp - 0x2c]
mov cl, byte [edx + ecx]
xor cl, byte [edi + ebx]
mov ebx, dword [ebp - 0x1c]
mov edx, dword [ebp - 0x2c]
mov byte [ebx + edx], cl
mov ecx, dword [0x100ee250]
add ecx, 0x2666
mov dword [0x100ee24c], ecx
add edx, 1
mov ecx, dword [ebp - 0x10]
cmp edx, ecx
mov dword [ebp - 0x38], edx
je 0x100a3461
mov eax, dword [0x100ee254]
mov ecx, dword [0x100ee258]
mov dword [ebp - 0x3c], eax
mov dword [ebp - 0x40], ecx
mov eax, dword [ebp - 0x40]
mov ecx, dword [ebp - 0x3c]
mov edx, dword [ebp - 0x38]
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x28], edx
jmp 0x100a3469
Function at 0x100a36b6
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x168
mov eax, dword [ebp + 8]
mov dword [ebp - 0x130], eax
xor eax, eax
mov dword [0x100ee24c], 0xffffe703
mov ecx, eax
mov dword [ebp - 0x134], ecx
mov dword [ebp - 0x138], eax
jmp 0x100a3789
lea eax, str.4i_f_
mov ecx, 0x20
lea edx, [ebp - 0x10c]
mov dword [esp], edx
mov dword [esp + 4], eax
mov dword [esp + 8], 0x20
mov dword [ebp - 0x13c], edx
mov dword [ebp - 0x140], ecx
call fcn.100a3a77
mov eax, dword [ebp - 0x13c]
mov dword [esp], eax
mov ecx, dword [ebp - 0x144]
mov dword [esp + 4], ecx
mov dword [esp + 8], ecx
mov edx, dword [ebp - 0x148]
mov dword [esp + 0xc], edx
call fcn.100a3402
xor eax, eax
mov ecx, dword [ebp - 0x144]
add ecx, 0xbdd42
mov edx, dword [ebp - 0x130]
mov dword [edx], ecx
mov dword [edx + 4], 0x2e1200
mov ecx, dword [ebp - 0x144]
add ecx, 0x148ac
mov dword [edx + 8], ecx
mov dword [edx + 0xc], 0x1f50
mov dword [0x100ee24c], 0x18c2
add esp, 0x168
pop esi
pop edi
pop ebx
pop ebp
ret
mov eax, dword [ebp - 0x138]
mov ecx, dword [ebp - 0x134]
lea edx, section..data
imul esi, eax, 0x11c
mov edi, edx
add edi, esi
add edi, 0x70
mov esi, dword [edi]
imul edi, eax, 0x11c
add edx, edi
add edx, 0x5e
movzx edx, word [edx]
xor edx, esi
add edx, ecx
add eax, 1
cmp eax, 0x402
mov ecx, edx
mov dword [ebp - 0x148], edx
mov dword [ebp - 0x134], ecx
mov dword [ebp - 0x138], eax
jne 0x100a3789
xor eax, eax
mov dword [0x100ee250], 0x1d8b
mov dword [ebp - 0x14c], eax
mov eax, dword [ebp - 0x14c]
mov cl, byte [eax + 0x100a6572]
mov dl, byte [eax + 0x100a6543]
sub dl, cl
mov byte [ebp + eax - 0x12c], dl
add eax, 1
cmp eax, 0xe
mov dword [ebp - 0x14c], eax
jne 0x100a37f4
lea eax, [ebp - 0x12c]
mov dword [0x100ee24c], 0x26c9
mov dword [ebp - 0x150], eax
mov dword [0x100ee250], 0x102c
call fcn.100a3ce4
mov dword [esp], eax
mov eax, dword [ebp - 0x150]
mov dword [esp + 4], eax
call fcn.100a3fc2
mov dword [0x100ee26c], eax
mov ecx, dword [0x100ee24c]
add ecx, 0xffffe76b
mov dword [0x100ee250], ecx
mov ecx, esp
mov edx, dword [ebp - 0x148]
mov dword [ecx + 4], edx
mov dword [ecx + 0xc], 4
mov dword [ecx + 8], 0x1000
mov dword [ecx], 0
call eax
sub esp, 0x10
xor ecx, ecx
mov edx, ecx
mov dword [ebp - 0x144], eax
mov dword [ebp - 0x154], edx
mov dword [ebp - 0x158], ecx
mov eax, dword [ebp - 0x158]
mov ecx, dword [ebp - 0x154]
lea edx, section..data
imul esi, eax, 0x11c
mov edi, edx
add edi, esi
add edi, 0x70
mov esi, dword [edi]
imul edi, eax, 0x11c
mov ebx, edx
add ebx, edi
add ebx, 0x50
mov edi, dword [ebx]
imul ebx, eax, 0x11c
add edx, ebx
add edx, 0x5e
movzx edx, word [edx]
xor edx, esi
mov esi, dword [ebp - 0x144]
add esi, ecx
mov dword [esp], esi
mov dword [esp + 4], edi
mov dword [esp + 8], edx
mov dword [ebp - 0x15c], eax
mov dword [ebp - 0x160], ecx
mov dword [ebp - 0x164], edx
call fcn.100a305d
mov eax, dword [ebp - 0x164]
mov ecx, dword [ebp - 0x160]
add eax, ecx
mov edx, dword [ebp - 0x15c]
add edx, 1
cmp edx, 0x402
mov dword [ebp - 0x154], eax
mov dword [ebp - 0x158], edx
je 0x100a36ea
jmp 0x100a38ab
Function at 0x100a3a77
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x24
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp + 8]
xor esi, esi
mov edi, dword [0x100ee250]
add edi, 0xffffded1
mov dword [0x100ee24c], edi
mov dword [0x100ee258], 0
mov byte [0x100ee25c], 0
mov dword [0x100ee254], 0
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], edx
mov dword [ebp - 0x1c], esi
mov dword [ebp - 0x20], edi
jmp 0x100a3ae8
mov dword [0x100ee254], 0
xor eax, eax
mov dword [ebp - 0x24], eax
jmp 0x100a3b21
mov eax, dword [0x100ee24c]
mov ecx, dword [ebp - 0x28]
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x20]
mov ecx, dword [ebp - 0x1c]
add eax, 0xffffeeff
mov dword [0x100ee24c], eax
mov eax, ecx
mov dl, al
mov eax, dword [ebp - 0x18]
mov byte [eax + ecx], dl
mov ecx, dword [0x100ee254]
add ecx, 1
mov dword [0x100ee254], ecx
cmp ecx, 0x100
mov dword [ebp - 0x28], ecx
jl 0x100a3ada
jmp 0x100a3ac9
mov eax, dword [ebp - 0x24]
mov ecx, 0x100
mov dword [0x100ee260], 0
mov dword [0x100ee24c], 0x1df1
mov edx, dword [0x100ee258]
mov esi, dword [ebp - 0x18]
movzx edi, byte [esi + eax]
add edi, edx
mov dword [ebp - 0x2c], eax
xor edx, edx
mov ebx, dword [ebp - 0x10]
div ebx
mov esi, dword [ebp - 0x14]
movzx edx, byte [esi + edx]
add edi, edx
mov dword [0x100ee260], edi
mov edx, dword [0x100ee250]
mov eax, edi
mov dword [ebp - 0x30], edx
cdq
idiv ecx
mov dword [0x100ee258], edx
mov ecx, dword [ebp - 0x30]
add ecx, 0xffffdb9c
mov dword [0x100ee24c], ecx
mov ecx, dword [ebp - 0x18]
mov edi, dword [ebp - 0x2c]
mov cl, byte [ecx + edi]
mov byte [0x100ee25c], cl
mov ecx, dword [ebp - 0x30]
add ecx, 0xfffffae6
mov dword [0x100ee24c], ecx
mov ecx, dword [ebp - 0x18]
mov cl, byte [ecx + edx]
mov edx, dword [ebp - 0x18]
mov byte [edx + edi], cl
mov cl, byte [0x100ee25c]
mov edx, dword [0x100ee258]
mov esi, dword [ebp - 0x18]
mov byte [esi + edx], cl
mov dword [0x100ee24c], 0x7ae
mov edx, dword [0x100ee254]
add edx, 1
mov dword [0x100ee254], edx
cmp edx, 0x100
mov dword [ebp - 0x24], edx
jl 0x100a3b21
mov dword [0x100ee24c], 0x17cd
mov dword [0x100ee250], 0x1f01
add esp, 0x24
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x426ea0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x426ecd
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x426ecd
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x433000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
nop
push 4
nop
nop
pop edi
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x433072
nop
nop
nop
mov ebx, 0x40de38
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
push eax
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
mov esi, 0x1aaf247f
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
loop 0x433060
nop
nop
nop
mov eax, section..data
nop
nop
nop
cmp eax, 0
nop
je 0x4330d2
nop
nop
nop
nop
mov ebx, 0x4304d8
nop
nop
nop
nop
mov ecx, ebx
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
div edi
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0x2eb94187
nop
nop
nop
nop
nop
xor dword [eax], esi
nop
add eax, edi
nop
nop
nop
nop
nop
nop
loop 0x4330c0
nop
nop
nop
nop
nop
popal
nop
jmp 0x431219
Function at 0x406273
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
xor ebx, ebx
cmp dword [ebp + 8], ebx
je 0x406298
mov eax, dword [0x40a8a0]
cmp eax, 0xffffffff
je 0x40628f
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
or dword [0x40a8a0], 0xffffffff
jmp 0x40630b
cmp dword [0x440a40], ebx
je 0x40630b
cmp byte [0x440640], bl
je 0x4062d7
cmp dword [0x40a8a0], 0xffffffff
jne 0x4062e0
push 4
push 0x40000000
push 0x440640
call fcn.00405c27
cmp eax, 0xffffffff
mov dword [0x40a8a0], eax
je 0x40630b
push 2
push ebx
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp dword [0x40a8a0], 0xffffffff
je 0x40630b
push esi
mov esi, 0x444a60
push 0x40aae8
push esi
call fcn.00405f75
lea eax, [ebp + 8]
push ebx
push eax
push esi
call fcn.00405f68
push eax
push esi
push dword [0x40a8a0]
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
pop ebx
pop ebp
ret 4

Function at 0x4064bd
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push esi
xor esi, esi
cmp dword [0x44023c], esi
push edi
jne 0x4064f7
mov ecx, 0x440238
push 8
mov eax, esi
pop edi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec edi
jne 0x4064d3
mov dword [ecx], eax
add ecx, 4
inc esi
cmp ecx, 0x440638
jl 0x4064ce
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0xc]
mov edx, ecx
dec ecx
test edx, edx
not eax
jbe 0x40652c
lea edx, [ecx + 1]
mov ecx, dword [esp + 0x10]
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x440238]
xor eax, esi
inc ecx
dec edx
jne 0x40650f
pop edi
pop esi
not eax
ret 0xc

Function at 0x433000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
push 4
nop
nop
pop edi
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
je 0x433072
nop
mov ebx, 0x40de38
nop
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
pop eax
nop
nop
nop
nop
nop
mov esi, 0x3696266a
nop
nop
nop
nop
xor dword [eax], esi
add eax, edi
nop
nop
nop
nop
loop 0x433060
nop
nop
nop
nop
nop
mov eax, section..data
nop
cmp eax, 0
nop
nop
je 0x4330d2
nop
nop
nop
nop
nop
mov ebx, 0x4304d8
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
xor edx, edx
push eax
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
div edi
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0x18c7552c
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
loop 0x4330c0
nop
nop
nop
nop
nop
nop
nop
popal
jmp 0x431219
Function at 0x433000
Capabilities:
Encode data using xor

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
push 4
nop
nop
nop
pop edi
nop
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
je 0x433072
nop
nop
nop
mov ebx, 0x40de38
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
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, 0x24760870
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
loop 0x433060
nop
nop
mov eax, section..data
nop
nop
nop
cmp eax, 0
je 0x4330d2
nop
nop
nop
nop
mov ebx, 0x4304d8
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x20d80821
nop
nop
nop
xor dword [eax], esi
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
loop 0x4330c0
nop
nop
nop
nop
nop
nop
popal
nop
jmp 0x431219
Function at 0x40a91f
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.00404914
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 0x40a942
mov eax, edi
add eax, eax
call fcn.00402e04
mov esi, eax
jmp 0x40a944
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 0x40a97d
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 0x40a967
mov eax, esp
cmp esi, eax
je 0x40a98a
mov eax, esi
call fcn.00402e20
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 0x40a9c4
cmp bl, 0
je 0x40a9c0
cmp bl, 0x41
jl 0x40a9bb
cmp bl, 0x5a
jg 0x40a9bb
or bl, 0x20
xor al, bl
inc esi
jmp 0x40a99f
pop ecx
pop ebx
pop esi
ret
pop eax
pop ebx
pop esi
jmp 0x40a904

Function at 0x40b5b4
Capabilities:
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0
push ebx
mov ebx, eax
xor eax, eax
push ebp
push 0x40b5fa
push dword fs:[eax]
mov dword fs:[eax], esp
lea edx, [ebp - 4]
mov eax, ebx
call fcn.0040b548
mov eax, dword [ebp - 4]
call fcn.00404d24
push eax
call sub.kernel32.dll_GetFileAttributesW
mov ebx, eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40b601
lea eax, [ebp - 4]
call fcn.00404c88
ret

Function at 0x40b818
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffdf4
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 4], ecx
mov edi, edx
mov esi, eax
xor eax, eax
push ebp
push 0x40b8af
push dword fs:[eax]
mov dword fs:[eax], esp
test esi, esi
jne 0x40b863
push 0x104
lea eax, [ebp - 0x20c]
push eax
push 0
call sub.kernel32.dll_GetModuleFileNameW_1
mov ecx, eax
lea edx, [ebp - 0x20c]
mov eax, edi
call fcn.00404dd4
jmp 0x40b899
call sub.kernel32.dll_GetCommandLineW_1
mov ebx, eax
cmp word [ebx], 0
jne 0x40b87c
lea eax, [ebp - 4]
xor edx, edx
call fcn.00404cec
jmp 0x40b88f
lea edx, [ebp - 4]
mov eax, ebx
call fcn.0040b6d8
mov ebx, eax
test esi, esi
je 0x40b88f
dec esi
jmp 0x40b86a
mov eax, edi
mov edx, dword [ebp - 4]
call fcn.00404c98
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40b8b6
lea eax, [ebp - 4]
call fcn.00404c88
ret

Function at 0x40b8c0
Capabilities:
Get common file path

Disassembly:
push ebx
add esp, 0xfffffdf8
mov ebx, eax
push 0x104
lea eax, [esp + 4]
push eax
call sub.kernel32.dll_GetWindowsDirectoryW
mov edx, ebx
mov eax, esp
call fcn.00408134
add esp, 0x208
pop ebx
ret

Function at 0x40c5a0
Capabilities:
Hash data with crc32

Disassembly:
push esi
xor esi, esi
mov ecx, 0x417d98
mov eax, esi
mov edx, 8
test al, 1
je 0x40c5bc
shr eax, 1
xor eax, 0xedb88320
jmp 0x40c5be
shr eax, 1
dec edx
jne 0x40c5af
mov dword [ecx], eax
inc esi
add ecx, 4
cmp esi, 0x100
jne 0x40c5a8
pop esi
ret
Function at 0x40c5d4
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov esi, ecx
mov edi, edx
mov ebx, eax
cmp dword [0x417d94], 0
jne 0x40c5f7
call fcn.0040c5a0
push 1
push 0x417d94
call sub.kernel32.dll_InterlockedExchange
mov eax, edi
test esi, esi
je 0x40c622
mov edx, ebx
and edx, 0xff
movzx ecx, byte [eax]
xor dx, cx
movzx edx, dx
mov edx, dword [edx*4 + 0x417d98]
shr ebx, 8
xor edx, ebx
mov ebx, edx
dec esi
inc eax
test esi, esi
jne 0x40c5fd
mov eax, ebx
pop edi
pop esi
pop ebx
ret

Function at 0x40e058
Capabilities:
Delete file

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
mov esi, edx
mov ebx, eax
lea edx, [ebp - 0xc]
mov eax, ebx
call fcn.0040e00c
test al, al
jne 0x40e079
xor eax, eax
mov dword [ebp - 4], eax
jmp 0x40e0c5
xor eax, eax
push ebp
push 0x40e0b5
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, esi
call fcn.00404d24
push eax
call sub.kernel32.dll_DeleteFileW
mov dword [ebp - 4], eax
call sub.kernel32.dll_GetLastError
mov dword [ebp - 0x10], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40e0bc
lea eax, [ebp - 0xc]
call fcn.0040e048
ret
mov eax, dword [ebp - 4]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x40e304
Capabilities:
Create directory

Disassembly:
push ebp
mov ebp, esp
mov ecx, 4
push 0
push 0
dec ecx
jne 0x40e30c
push ecx
push ebx
push esi
mov esi, eax
xor eax, eax
push ebp
push 0x40e3f9
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 8]
call fcn.0040b8ec
mov edx, dword [ebp - 8]
mov ecx, 0x40e414
xor eax, eax
call fcn.0040e1e8
push 0
mov eax, dword [ebp - 4]
call fcn.00404d24
push eax
call sub.kernel32.dll_CreateDirectoryW
test eax, eax
jne 0x40e3c7
call sub.kernel32.dll_GetLastError
mov ebx, eax
cmp ebx, 0xb7
je 0x40e326
lea eax, [ebp - 0xc]
push eax
lea ecx, [ebp - 0x1c]
mov edx, dword [ebp - 4]
mov al, 0x36
call fcn.0040de10
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 0x18], eax
mov eax, ebx
xor edx, edx
push edx
push eax
lea eax, [ebp - 0x20]
call fcn.00407e04
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x14], eax
lea edx, [ebp - 0x24]
mov eax, ebx
call fcn.0040be74
mov eax, dword [ebp - 0x24]
mov dword [ebp - 0x10], eax
lea edx, [ebp - 0x18]
mov ecx, 2
mov al, 0x68
call fcn.0040dde0
mov ecx, dword [ebp - 0xc]
mov dl, 1
mov eax, dword [0x406c78]
call fcn.00409740
call fcn.00403f88
jmp 0x40e326
mov eax, esi
mov edx, dword [ebp - 4]
call fcn.00404c98
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x40e400
lea eax, [ebp - 0x24]
mov edx, 3
call fcn.00404c90
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.00404c90
ret