joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10031072
Capabilities:
Get geographical location

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
push 2
lea eax, [ebp - 4]
push eax
push 0x20000001
push str._x_sys_default_locale
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoEx]
mov esi, dword [ebp + 0xc]
neg eax
sbb eax, eax
xor ecx, ecx
and eax, dword [ebp - 4]
push ecx
push ecx
push esi
push eax
push dword [ebp + 8]
mov dword [ebp - 4], eax
push ecx
push 0x1300
call dword [sym.imp.KERNEL32.dll_FormatMessageA]
push eax
push dword [esi]
call fcn.1003104e
pop esi
leave
ret 8

Function at 0x10044e1e
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.10044c94

Function at 0x10051c60
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x10051c8d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x10051c8d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x409920
Capabilities:
Encrypt data using rc4 prga

Disassembly:
cmp eax, edx
je 0x409972
test eax, edx
je 0x409975
movzx ecx, byte [edx]
cmp cl, byte [eax]
je 0x409935
movzx eax, byte [eax]
sub eax, ecx
ret
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]
sub eax, ecx
sub edx, ecx
mov ebx, dword [ecx + eax]
xor ebx, dword [ecx + edx]
jne 0x40995b
add ecx, 4
js 0x40994b
pop eax
pop ebx
ret
bsf ebx, ebx
shr ebx, 3
add ecx, ebx
jns 0x409958
movzx eax, byte [ecx + eax]
movzx edx, byte [ecx + edx]
sub eax, edx
pop ebx
pop ebx
ret
xor eax, eax
ret
test eax, eax
je 0x409981
test edx, edx
jne 0x409928
mov eax, dword [eax - 4]
ret
sub eax, dword [edx - 4]
ret

Function at 0x426830
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 0x426836
ret
Function at 0x441340
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff8c
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x70], ecx
mov dword [ebp - 0x74], ecx
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x10], ecx
mov dword [ebp - 4], ecx
mov dword [ebp - 8], ecx
mov dword [ebp - 0xc], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x4414fb
push dword fs:[eax]
mov dword fs:[eax], esp
lea ecx, [ebp - 0x10]
mov edx, 0x1b
mov al, 0x2d
call fcn.004059f0
mov edx, dword [ebp - 0x10]
lea eax, [ebp - 4]
mov ecx, 0x441514
call fcn.00405584
mov eax, ebx
call fcn.00421f74
mov edi, eax
dec edi
test edi, edi
jl 0x4413f8
inc edi
xor esi, esi
mov edx, esi
mov eax, ebx
call fcn.00421f48
mov edx, dword [0x433574]
call fcn.004044f4
test al, al
je 0x4413f4
push dword [ebp - 8]
mov edx, esi
mov eax, ebx
call fcn.00421f48
lea edx, [ebp - 0x14]
call fcn.004507e0
push dword [ebp - 0x14]
lea ecx, [ebp - 0x18]
mov edx, 3
mov al, 0x20
call fcn.004059f0
push dword [ebp - 0x18]
lea eax, [ebp - 8]
mov edx, 3
call fcn.00405600
inc esi
dec edi
jne 0x4413a6
movzx eax, byte [0x441518]
push eax
lea eax, [ebp - 0x1c]
push eax
xor ecx, ecx
mov edx, 0x441524
mov eax, dword [ebp - 8]
call fcn.0040f4a0
mov edx, dword [ebp - 0x1c]
lea eax, [ebp - 8]
call fcn.00405304
mov eax, dword [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
mov dword [ebp - 0x6c], eax
mov byte [ebp - 0x68], 0xb
lea edx, [ebp - 0x70]
mov eax, ebx
call fcn.004507e0
mov eax, dword [ebp - 0x70]
mov dword [ebp - 0x64], eax
mov byte [ebp - 0x60], 0xb
mov eax, 0x441514
mov dword [ebp - 0x5c], eax
mov byte [ebp - 0x58], 0xb
mov eax, dword [ebp - 4]
mov dword [ebp - 0x54], eax
mov byte [ebp - 0x50], 0xb
lea edx, [ebp - 0x74]
mov eax, dword [ebx + 0x360]
call fcn.004507e0
mov eax, dword [ebp - 0x74]
mov dword [ebp - 0x4c], eax
mov byte [ebp - 0x48], 0xb
mov eax, 0x441514
mov dword [ebp - 0x44], eax
mov byte [ebp - 0x40], 0xb
mov eax, dword [ebp - 4]
mov dword [ebp - 0x3c], eax
mov byte [ebp - 0x38], 0xb
mov eax, dword [ebp - 8]
mov dword [ebp - 0x34], eax
mov byte [ebp - 0x30], 0xb
mov eax, 0x441514
mov dword [ebp - 0x2c], eax
mov byte [ebp - 0x28], 0xb
mov eax, dword [ebp - 4]
mov dword [ebp - 0x24], eax
mov byte [ebp - 0x20], 0xb
lea edx, [ebp - 0x6c]
mov ecx, 9
mov eax, 0x441530
call fcn.0040b4f8
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x441502
lea eax, [ebp - 0x74]
mov edx, 2
call fcn.00405290
lea eax, [ebp - 0x1c]
mov edx, 2
call fcn.00405290
lea eax, [ebp - 0x14]
call fcn.0040526c
lea eax, [ebp - 0x10]
call fcn.0040526c
lea eax, [ebp - 8]
mov edx, 2
call fcn.00405290
ret
Function at 0x47ee54
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push ebx
push esi
mov dword [ebp - 4], ecx
mov esi, edx
mov ebx, eax
mov eax, dword [ebp - 4]
call fcn.004056ec
xor eax, eax
push ebp
push 0x47ef50
push dword fs:[eax]
mov dword fs:[eax], esp
movzx eax, word [esi + 4]
mov word [ebx + 4], ax
movzx eax, word [esi + 6]
mov word [ebx + 6], ax
movzx eax, word [esi + 8]
mov word [ebx + 8], ax
movzx eax, word [esi + 0xa]
mov word [ebx + 0x64], ax
mov eax, dword [esi + 0xc]
call fcn.0047e5f4
mov dword [ebx + 0xc], eax
mov eax, dword [esi + 0x10]
mov dword [ebx + 0x10], eax
mov eax, dword [esi + 0x14]
mov dword [ebx + 0x14], eax
mov eax, dword [esi + 0x18]
mov dword [ebx + 0x18], eax
movzx eax, word [esi + 0x1c]
mov word [ebx + 0x1c], ax
movzx eax, word [esi + 0x1e]
mov word [ebx + 0x1e], ax
movzx eax, word [esi + 0x20]
mov word [ebx + 0x22], ax
movzx eax, word [esi + 0x22]
mov word [ebx + 0x24], ax
movzx eax, word [esi + 0x24]
mov word [ebx + 0x26], ax
mov eax, dword [esi + 0x26]
mov dword [ebx + 0x28], eax
mov eax, dword [esi + 0x2a]
mov dword [ebx + 0x2c], eax
mov dword [ebx + 0x30], 0
mov dword [ebx + 0x34], 0
lea edx, [ebp - 8]
mov eax, dword [ebp - 4]
call fcn.0047c818
mov edx, dword [ebp - 8]
mov eax, ebx
call fcn.0047fb08
lea edx, [ebp - 0xc]
mov eax, dword [ebp - 4]
call fcn.0047c7c0
mov edx, dword [ebp - 0xc]
mov eax, ebx
call fcn.0047fb80
lea eax, [ebx + 0x50]
call fcn.0040526c
mov byte [ebx + 0x54], 0
mov byte [ebx + 0x56], 0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x47ef57
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.00405290
ret
Function at 0x47ef60
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push ebx
push esi
mov dword [ebp - 4], ecx
mov esi, edx
mov ebx, eax
mov eax, dword [ebp - 4]
call fcn.004056ec
xor eax, eax
push ebp
push 0x47f06c
push dword fs:[eax]
mov dword fs:[eax], esp
mov word [ebx + 4], 0
movzx eax, word [esi + 4]
mov word [ebx + 6], ax
movzx eax, word [esi + 6]
mov word [ebx + 8], ax
movzx eax, word [esi + 8]
mov word [ebx + 0x64], ax
mov eax, dword [esi + 0xa]
call fcn.0047e5f4
mov dword [ebx + 0xc], eax
mov eax, dword [esi + 0xe]
mov dword [ebx + 0x10], eax
mov eax, dword [esi + 0x12]
mov dword [ebx + 0x14], eax
mov eax, dword [esi + 0x16]
mov dword [ebx + 0x18], eax
movzx eax, word [esi + 0x1a]
mov word [ebx + 0x1c], ax
movzx eax, word [esi + 0x1c]
mov word [ebx + 0x20], ax
mov word [ebx + 0x22], 0
mov word [ebx + 0x24], 0
mov word [ebx + 0x26], 0
xor eax, eax
mov dword [ebx + 0x28], eax
xor eax, eax
mov dword [ebx + 0x2c], eax
mov dword [ebx + 0x30], 0
mov dword [ebx + 0x34], 0
cmp dword [ebp - 4], 0
je 0x47f02f
lea edx, [ebp - 8]
mov eax, dword [ebp - 4]
call fcn.0047c818
mov edx, dword [ebp - 8]
mov eax, ebx
call fcn.0047fb08
lea edx, [ebp - 0xc]
mov eax, dword [ebp - 4]
call fcn.0047c7c0
mov edx, dword [ebp - 0xc]
mov eax, ebx
call fcn.0047fb80
jmp 0x47f041
xor edx, edx
mov eax, ebx
call fcn.0047fb08
xor edx, edx
mov eax, ebx
call fcn.0047fb80
lea eax, [ebx + 0x50]
call fcn.0040526c
mov byte [ebx + 0x54], 0
mov byte [ebx + 0x56], 0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x47f073
lea eax, [ebp - 0xc]
mov edx, 3
call fcn.00405290
ret
Function at 0x4869ed
Capabilities:
Hash data using sha1

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
xor edx, edx
mov dword [eax + 4], edx
mov eax, dword [ebp + 8]
mov dword [eax], edx
mov ecx, dword [ebp + 8]
mov dword [ecx + 8], 0x67452301
mov eax, dword [ebp + 8]
mov dword [eax + 0xc], 0xefcdab89
mov edx, dword [ebp + 8]
mov dword [edx + 0x10], 0x98badcfe
mov ecx, dword [ebp + 8]
mov dword [ecx + 0x14], 0x10325476
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], 0xc3d2e1f0
pop ebp
ret

Function at 0x488252
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0x10]
cmp dword [eax + 0x9c], 0xffffffff
je 0x488300
mov edx, dword [ebp + 0x10]
cmp dword [edx + 0x9c], 0x40
jbe 0x488291
mov ecx, dword [ebp + 0x10]
add ecx, 0x40
push ecx
push dword [ebp + 0x10]
call fcn.00486acd
add esp, 8
mov eax, dword [ebp + 0x10]
mov dword [eax + 0x9c], 0x14
mov edx, 0x40
mov ecx, dword [ebp + 0x10]
sub edx, dword [ecx + 0x9c]
push edx
push 0
mov eax, dword [ebp + 0x10]
mov edx, dword [ebp + 0x10]
add eax, dword [edx + 0x9c]
push eax
call fcn.004866cc
add esp, 0xc
xor ecx, ecx
mov dword [ebp - 4], ecx
mov eax, dword [ebp - 4]
mov edx, dword [ebp + 0x10]
xor dword [edx + eax*4], 0x36363636
inc dword [ebp - 4]
cmp dword [ebp - 4], 0x10
jb 0x4882bc
mov ecx, dword [ebp + 0x10]
add ecx, 0x40
push ecx
call fcn.004869ed
pop ecx
mov eax, dword [ebp + 0x10]
add eax, 0x40
push eax
push 0x40
push dword [ebp + 0x10]
call fcn.00486a31
add esp, 0xc
mov edx, dword [ebp + 0x10]
mov dword [edx + 0x9c], 0xffffffff
cmp dword [ebp + 0xc], 0
je 0x48831b
mov ecx, dword [ebp + 0x10]
add ecx, 0x40
push ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00486a31
add esp, 0xc
pop ecx
pop ebp
ret

Function at 0x48831e
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffe8
mov eax, dword [ebp + 0x10]
cmp dword [eax + 0x9c], 0xffffffff
je 0x48833f
push dword [ebp + 0x10]
push 0
push 0
call fcn.00488252
add esp, 0xc
mov edx, dword [ebp + 0x10]
add edx, 0x40
push edx
lea ecx, [ebp - 0x18]
push ecx
call fcn.00486acd
add esp, 8
xor eax, eax
mov dword [ebp - 4], eax
mov edx, dword [ebp - 4]
mov ecx, dword [ebp + 0x10]
xor dword [ecx + edx*4], 0x6a6a6a6a
inc dword [ebp - 4]
cmp dword [ebp - 4], 0x10
jb 0x488357
mov eax, dword [ebp + 0x10]
add eax, 0x40
push eax
call fcn.004869ed
pop ecx
mov edx, dword [ebp + 0x10]
add edx, 0x40
push edx
push 0x40
push dword [ebp + 0x10]
call fcn.00486a31
add esp, 0xc
mov ecx, dword [ebp + 0x10]
add ecx, 0x40
push ecx
push 0x14
lea eax, [ebp - 0x18]
push eax
call fcn.00486a31
add esp, 0xc
mov edx, dword [ebp + 0x10]
add edx, 0x40
push edx
lea ecx, [ebp - 0x18]
push ecx
call fcn.00486acd
add esp, 8
xor eax, eax
mov dword [ebp - 4], eax
mov edx, dword [ebp - 4]
cmp edx, dword [ebp + 0xc]
jae 0x4883de
mov ecx, dword [ebp - 4]
mov al, byte [ebp + ecx - 0x18]
mov edx, dword [ebp + 8]
mov ecx, dword [ebp - 4]
mov byte [edx + ecx], al
inc dword [ebp - 4]
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 0xc]
jb 0x4883c3
mov esp, ebp
pop ebp
ret
Function at 0x489884
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffde8
lea eax, [ebp - 0xd8]
push eax
call fcn.004881a0
pop ecx
lea edx, [ebp - 0xd8]
push edx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.004881b7
add esp, 0xc
push 0xa0
lea ecx, [ebp - 0xd8]
push ecx
lea eax, [ebp - 0x178]
push eax
call fcn.004866e0
add esp, 0xc
lea edx, [ebp - 0x178]
push edx
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.00488252
add esp, 0xc
mov eax, dword [ebp + 0x20]
dec eax
mov ecx, 0x14
xor edx, edx
div ecx
inc eax
mov dword [ebp - 0x10], eax
xor eax, eax
mov dword [ebp - 4], eax
mov edx, dword [ebp - 4]
cmp edx, dword [ebp - 0x10]
jae 0x489a18
push 0x14
push 0
lea ecx, [ebp - 0x38]
push ecx
call fcn.004866cc
add esp, 0xc
push 0xa0
lea eax, [ebp - 0x178]
push eax
lea edx, [ebp - 0x218]
push edx
call fcn.004866e0
add esp, 0xc
mov ecx, dword [ebp - 4]
inc ecx
shr ecx, 0x18
mov byte [ebp - 0x24], cl
mov eax, dword [ebp - 4]
inc eax
shr eax, 0x10
mov byte [ebp - 0x23], al
mov edx, dword [ebp - 4]
inc edx
shr edx, 8
mov byte [ebp - 0x22], dl
mov cl, byte [ebp - 4]
inc ecx
mov byte [ebp - 0x21], cl
xor eax, eax
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], 4
mov edx, dword [ebp - 8]
cmp edx, dword [ebp + 0x18]
jae 0x4899d2
lea ecx, [ebp - 0x218]
push ecx
push dword [ebp - 0xc]
lea eax, [ebp - 0x24]
push eax
call fcn.00488252
add esp, 0xc
lea edx, [ebp - 0x218]
push edx
push 0x14
lea ecx, [ebp - 0x24]
push ecx
call fcn.0048831e
add esp, 0xc
xor eax, eax
mov dword [ebp - 0xc], eax
mov edx, dword [ebp - 0xc]
mov cl, byte [ebp + edx - 0x24]
mov eax, dword [ebp - 0xc]
xor byte [ebp + eax - 0x38], cl
inc dword [ebp - 0xc]
cmp dword [ebp - 0xc], 0x14
jb 0x489995
push 0xa0
lea edx, [ebp - 0xd8]
push edx
lea ecx, [ebp - 0x218]
push ecx
call fcn.004866e0
add esp, 0xc
inc dword [ebp - 8]
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 0x18]
jb 0x489965
xor edx, edx
mov dword [ebp - 8], edx
mov ecx, dword [ebp - 4]
shl ecx, 2
lea ecx, [ecx + ecx*4]
mov dword [ebp - 0xc], ecx
jmp 0x4899fb
mov eax, dword [ebp - 8]
mov dl, byte [ebp + eax - 0x38]
mov ecx, dword [ebp + 0x1c]
mov eax, dword [ebp - 0xc]
mov byte [ecx + eax], dl
inc dword [ebp - 8]
inc dword [ebp - 0xc]
cmp dword [ebp - 8], 0x14
jae 0x489a09
mov edx, dword [ebp - 0xc]
cmp edx, dword [ebp + 0x20]
jb 0x4899e5
inc dword [ebp - 4]
mov ecx, dword [ebp - 4]
cmp ecx, dword [ebp - 0x10]
jb 0x489901
mov esp, ebp
pop ebp
ret

Function at 0x48f1fc
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
push esi
push edi
mov ebx, edx
mov edi, eax
mov ecx, dword [edi + 0x170]
mov edx, ebx
mov eax, edi
call fcn.0048f458
mov esi, eax
mov dword [edi + 0x170], esi
and esi, 0xff
add dword [edi + 0x174], esi
imul esi, dword [edi + 0x174], 0x8088405
inc esi
mov dword [edi + 0x174], esi
mov edx, esi
shr edx, 0x18
mov ecx, dword [edi + 0x178]
mov eax, edi
call fcn.0048f458
mov dword [edi + 0x178], eax
pop edi
pop esi
pop ebx
ret
Function at 0x48f270
Capabilities:
Encode data using xor

Disassembly:
push ebx
push esi
push edi
mov ebx, edx
mov esi, eax
mov eax, dword [esi + 0x110]
cmp byte [eax + 0x4c], 0
jne 0x48f2a4
mov edi, ecx
dec edi
test edi, edi
jl 0x48f2b5
inc edi
mov eax, esi
call fcn.0048f254
xor byte [ebx], al
movzx edx, byte [ebx]
mov eax, esi
call fcn.0048f1fc
inc ebx
dec edi
jne 0x48f28b
jmp 0x48f2b5
lea eax, [esi + 0x3bc]
push eax
push ecx
push ebx
call fcn.00486e60
add esp, 0xc
pop edi
pop esi
pop ebx
ret

Function at 0x48f34c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
push esi
push edi
mov esi, ecx
lea edi, [ebp - 0x14]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
mov dword [ebp - 4], edx
mov edi, eax
mov eax, dword [ebp - 4]
call fcn.004056ec
xor eax, eax
push ebp
push 0x48f3c2
push dword fs:[eax]
mov dword fs:[eax], esp
mov edx, dword [ebp - 4]
mov eax, edi
call fcn.0048f2bc
mov dword [ebp - 8], 0xc
lea esi, [ebp - 0x14]
mov eax, edi
call fcn.0048f254
mov ebx, eax
xor bl, byte [esi]
mov edx, ebx
mov eax, edi
call fcn.0048f1fc
mov byte [esi], bl
inc esi
dec dword [ebp - 8]
jne 0x48f38c
movzx ebx, byte [ebp - 9]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x48f3c9
lea eax, [ebp - 4]
call fcn.0040526c
ret
Function at 0x490178
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffac
push ebx
push esi
xor ebx, ebx
mov dword [ebp - 0x54], ebx
mov dword [ebp - 8], ecx
mov ebx, edx
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x490367
push dword fs:[eax]
mov dword fs:[eax], esp
cmp ebx, 0xffffffff
jle 0x490323
mov eax, dword [ebp - 4]
call fcn.00491a04
cmp ebx, eax
jge 0x490323
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x118]
mov edx, ebx
call fcn.0047dcf8
mov edx, dword [0x47e87c]
call fcn.00404518
mov esi, eax
mov eax, esi
call fcn.0047fa68
test al, al
je 0x490319
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
mov eax, dword [esi + 0x50]
test eax, eax
je 0x4901fa
sub eax, 4
mov eax, dword [eax]
test eax, eax
jne 0x49030c
xor eax, eax
push ebp
push 0x490305
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
call fcn.004906dc
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
call fcn.0041d0ac
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], edx
push dword [esi + 0x34]
push dword [esi + 0x30]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
xor edx, edx
mov ecx, dword [eax]
call dword [ecx + 0x18]
lea edx, [ebp - 0x46]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
mov ecx, 0x2e
mov esi, dword [eax]
call dword [esi + 0xc]
movzx eax, word [ebp - 0x2a]
movzx edx, word [ebp - 0x28]
add eax, edx
xor edx, edx
push edx
push eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
mov dl, 1
mov ecx, dword [eax]
call dword [ecx + 0x18]
movzx esi, word [ebp - 0x26]
mov eax, dword [ebp - 8]
mov edx, esi
call fcn.0040598c
mov eax, dword [ebp - 8]
call fcn.0040575c
mov edx, eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
mov ecx, esi
mov esi, dword [eax]
call dword [esi + 0xc]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x158]
movzx eax, byte [eax + 0x28]
mov byte [ebp - 9], al
mov ecx, dword [ebp - 8]
mov ecx, dword [ecx]
mov edx, ebx
mov eax, dword [ebp - 4]
call fcn.004904f4
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x158]
movzx edx, byte [ebp - 9]
mov byte [eax + 0x28], dl
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x490351
push dword [ebp - 0x14]
push dword [ebp - 0x18]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x130]
xor edx, edx
mov ecx, dword [eax]
call dword [ecx + 0x18]
mov eax, dword [ebp - 4]
mov edx, dword [eax]
call dword [edx + 0x3c]
test al, al
jne 0x490304
mov eax, dword [ebp - 4]
call fcn.00490760
ret
mov eax, dword [ebp - 8]
mov edx, dword [esi + 0x50]
call fcn.004052c0
jmp 0x490351
mov eax, dword [ebp - 8]
call fcn.0040526c
jmp 0x490351
mov dword [ebp - 0x50], ebx
mov byte [ebp - 0x4c], 0
lea eax, [ebp - 0x50]
push eax
push 0
lea edx, [ebp - 0x54]
mov eax, 0xb3
call fcn.0040a3f4
mov ecx, dword [ebp - 0x54]
mov dl, 1
mov eax, dword [0x417c6c]
call fcn.0040df88
call fcn.00404bdc
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x49036e
lea eax, [ebp - 0x54]
call fcn.0040526c
ret
Function at 0x496188
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
push edi
push ebp
push ecx
mov dword [esp], ecx
mov esi, eax
mov ebp, edx
xor ebx, ebx
xor edi, edi
mov eax, dword [esp]
mov ecx, 3
cdq
idiv ecx
test eax, eax
jle 0x496222
movzx edx, byte [esi + ebx]
shr edx, 2
movzx edx, byte [edx + 0x4fe098]
mov byte [ebp + edi], dl
movzx edx, byte [esi + ebx]
and dl, 3
movzx edx, dl
shl edx, 4
movzx ecx, byte [esi + ebx + 1]
shr ecx, 4
add edx, ecx
movzx edx, byte [edx + 0x4fe098]
push edx
pop edx
mov byte [ebp + edi + 1], dl
movzx edx, byte [esi + ebx + 1]
and dl, 0xf
movzx edx, dl
add edx, edx
add edx, edx
movzx ecx, byte [esi + ebx + 2]
shr ecx, 6
add edx, ecx
movzx edx, byte [edx + 0x4fe098]
push edx
pop edx
mov byte [ebp + edi + 2], dl
movzx edx, byte [esi + ebx + 2]
and dl, 0x3f
movzx edx, dl
movzx edx, byte [edx + 0x4fe098]
mov byte [ebp + edi + 3], dl
add edi, 4
add ebx, 3
dec eax
jne 0x4961a7
mov eax, dword [esp]
mov ecx, 3
cdq
idiv ecx
dec edx
je 0x496238
dec edx
je 0x49626d
jmp 0x4962be
movzx eax, byte [esi + ebx]
shr eax, 2
movzx eax, byte [eax + 0x4fe098]
mov byte [ebp + edi], al
movzx eax, byte [esi + ebx]
and al, 3
movzx eax, al
shl eax, 4
movzx eax, byte [eax + 0x4fe098]
mov byte [ebp + edi + 1], al
mov byte [ebp + edi + 2], 0x3d
mov byte [ebp + edi + 3], 0x3d
jmp 0x4962be
movzx eax, byte [esi + ebx]
shr eax, 2
movzx eax, byte [eax + 0x4fe098]
mov byte [ebp + edi], al
movzx eax, byte [esi + ebx]
and al, 3
movzx eax, al
shl eax, 4
movzx edx, byte [esi + ebx + 1]
shr edx, 4
add eax, edx
movzx eax, byte [eax + 0x4fe098]
mov byte [ebp + edi + 1], al
movzx eax, byte [esi + ebx + 1]
and al, 0xf
movzx eax, al
add eax, eax
add eax, eax
movzx eax, byte [eax + 0x4fe098]
mov byte [ebp + edi + 2], al
mov byte [ebp + edi + 3], 0x3d
mov eax, dword [esp]
add eax, 2
mov ecx, 3
cdq
idiv ecx
add eax, eax
add eax, eax
pop edx
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x498604
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
mov ebx, eax
cmp byte [ebx + 0x30], 0
jne 0x49862e
mov ecx, 0x498690
mov dl, 1
mov eax, dword [0x497c14]
call fcn.0040df4c
call fcn.00404bdc
mov dword [ebp - 8], edx
mov esi, dword [ebp - 4]
mov eax, dword [ebp + 8]
test eax, eax
jle 0x49867d
mov dword [ebp - 0xc], eax
mov ecx, dword [ebx + 0x40]
mov edx, dword [ebx + 0x3c]
mov eax, ebx
mov edi, dword [eax]
call dword [edi + 0x60]
mov eax, dword [ebp - 8]
movzx eax, byte [eax]
mov edx, dword [ebx + 0x40]
xor al, byte [edx]
mov byte [esi], al
mov ecx, dword [ebx + 0x44]
dec ecx
mov edx, dword [ebx + 0x3c]
mov eax, dword [ebx + 0x3c]
inc eax
call fcn.004032ac
mov eax, dword [ebx + 0x3c]
add eax, dword [ebx + 0x44]
dec eax
movzx edx, byte [esi]
mov byte [eax], dl
inc dword [ebp - 8]
inc esi
dec dword [ebp - 0xc]
jne 0x49863e
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4