joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a4210
Capabilities:
Get hostname
Initialize winsock library
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2a4
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, 0x202
mov word [ebp - 0x29c], ax
lea ecx, [ebp - 0x294]
push ecx
movzx edx, word [ebp - 0x29c]
push edx
call sub.WS2_32.dll_WSAStartup
test eax, eax
je 0x4a424e
xor eax, eax
jmp 0x4a42f1
push 0xff
push 0
lea eax, [ebp - 0x104]
push eax
call fcn.005281f0
add esp, 0xc
push 0xff
lea ecx, [ebp - 0x104]
push ecx
call sub.WS2_32.dll_gethostname
lea edx, [ebp - 0x104]
push edx
call sub.WS2_32.dll_gethostbyname
mov dword [ebp - 0x2a0], eax
cmp dword [ebp - 0x2a0], 0
jne 0x4a4294
xor eax, eax
jmp 0x4a42f1
push 4
mov eax, 4
imul ecx, eax, 0
mov edx, dword [ebp - 0x2a0]
mov eax, dword [edx + 0xc]
mov ecx, dword [eax + ecx]
push ecx
lea edx, [ebp - 0x298]
push edx
call fcn.005276f0
add esp, 0xc
movzx eax, byte [ebp - 0x298]
shl eax, 0x18
movzx ecx, byte [ebp - 0x297]
shl ecx, 0x10
add eax, ecx
movzx edx, byte [ebp - 0x296]
shl edx, 8
add eax, edx
movzx ecx, byte [ebp - 0x295]
add eax, ecx
mov dword [ebp - 0x2a4], eax
mov eax, dword [ebp - 0x2a4]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret
Function at 0x4a4490
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x62761b
mov eax, dword fs:[0]
push eax
sub esp, 0xb4
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0xa8], ecx
mov eax, dword [ebp - 0xa8]
mov ecx, dword [ebp + 8]
mov dword [eax + 0x10], ecx
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 0x10]
mov dword [eax + 0x598], 0
mov ecx, dword [ebp - 0xa8]
cmp dword [ecx + 4], 0
jne 0x4a45c9
mov dword [ebp - 0xc0], 8
mov dword [ebp - 0xbc], 0x800
lea edx, [ebp - 0xc0]
push edx
call dword [sym.imp.COMCTL32.dll_InitCommonControlsEx]
test eax, eax
je 0x4a4583
lea eax, [ebp - 0x20]
push eax
mov ecx, dword [ebp - 0xa8]
call fcn.004a3df0
mov dword [ebp - 0xb0], 0x40030000
push 0
sub esp, 0x10
mov ecx, esp
mov edx, dword [ebp - 0x20]
mov dword [ecx], edx
mov eax, dword [ebp - 0x1c]
mov dword [ecx + 4], eax
mov edx, dword [ebp - 0x18]
mov dword [ecx + 8], edx
mov eax, dword [ebp - 0x14]
mov dword [ecx + 0xc], eax
push 0
mov ecx, dword [ebp - 0xb0]
push ecx
push 0
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 0x10]
mov ecx, dword [ebp - 0xa8]
mov edx, dword [eax]
mov ecx, dword [ecx + 0x10]
mov eax, dword [edx + 0x1c]
call eax
mov ecx, eax
call fcn.0042d780
push eax
mov ecx, dword [ebp - 0xa8]
call fcn.0043bbd0
push 1
mov ecx, dword [ebp - 0xa8]
mov ecx, dword [ecx + 0x10]
call fcn.00477ea0
push eax
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 0x10]
mov ecx, dword [ebp - 0xa8]
mov edx, dword [eax]
mov ecx, dword [ecx + 0x10]
mov eax, dword [edx + 0x1c]
call eax
mov ecx, eax
call fcn.0042d170
mov ecx, dword [eax]
push ecx
push 0x30
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 4]
push eax
call dword [sym.imp.USER32.dll_SendMessageW]
lea ecx, [ebp - 0xa4]
push ecx
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 0x10]
mov ecx, dword [ebp - 0xa8]
mov edx, dword [eax]
mov ecx, dword [ecx + 0x10]
mov eax, dword [edx + 0x28]
call eax
mov dword [ebp - 0xb4], eax
mov ecx, dword [ebp - 0xb4]
mov dword [ebp - 0xb8], ecx
mov dword [ebp - 4], 0
mov ecx, dword [ebp - 0xb8]
call fcn.00439310
mov byte [ebp - 0xa9], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xa4]
call fcn.00438420
movzx edx, byte [ebp - 0xa9]
test edx, edx
je 0x4a4644
call fcn.004a4210
mov ecx, dword [ebp - 0xa8]
mov edx, dword [ecx + 0x10]
mov dword [edx + 0x590], eax
mov eax, dword [ebp - 0xa8]
mov ecx, dword [eax + 0x10]
mov edx, dword [ecx + 0x590]
push edx
push 0
push 0x465
mov eax, dword [ebp - 0xa8]
mov ecx, dword [eax + 4]
push ecx
call dword [sym.imp.USER32.dll_SendMessageW]
push 5
mov edx, dword [ebp - 0xa8]
mov eax, dword [edx + 4]
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
mov ecx, dword [ebp - 0xa8]
mov edx, dword [ecx + 4]
push edx
call dword [sym.imp.USER32.dll_SetFocus]
mov eax, dword [ebp - 0xa8]
mov byte [eax + 0x18], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret 4
Function at 0x4a4710
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov dword [ebp - 4], ecx
call dword [sym.imp.USER32.dll_GetFocus]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
je 0x4a4755
call dword [sym.imp.USER32.dll_GetFocus]
mov ecx, dword [ebp - 4]
cmp eax, dword [ecx + 4]
jne 0x4a4746
mov edx, dword [ebp + 0x14]
mov dword [edx], 1
xor eax, eax
jmp 0x4a47cd
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.USER32.dll_GetParent]
mov dword [ebp - 8], eax
jmp 0x4a4722
mov ecx, dword [ebp + 0x10]
push ecx
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 4]
push edx
call dword [sym.imp.USER32.dll_DefWindowProcW]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0x10]
cmp dword [ecx + 0x598], 0
jne 0x4a47bb
mov edx, dword [ebp - 4]
mov eax, dword [edx + 0x10]
add eax, 0x590
push eax
push 0
push 0x466
mov ecx, dword [ebp - 4]
mov edx, dword [ecx + 4]
push edx
call dword [sym.imp.USER32.dll_SendMessageW]
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 0x10]
mov dword [ecx + 0x598], 1
mov edx, dword [ebp - 4]
mov ecx, dword [edx + 0x10]
call fcn.004a4800
push 0
mov eax, dword [ebp - 4]
mov ecx, dword [eax + 4]
push ecx
call dword [sym.imp.USER32.dll_ShowWindow]
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret 0x10

Function at 0x4abd00
Capabilities:
Get process heap force flags

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x62855b
mov eax, dword fs:[0]
push eax
sub esp, 0x10
mov eax, dword [0x6b9538]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], ecx
mov ecx, dword [ebp - 0x10]
call fcn.0043b880
mov ecx, dword [ebp - 0x10]
add ecx, 0x10
call fcn.004abe90
mov dword [ebp - 4], 0
mov eax, dword [ebp - 0x10]
add eax, 0x18
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
mov dword [ecx], vtable.DuiLib::INotifyUI.0
mov edx, dword [ebp - 0x10]
add edx, 0x1c
mov dword [ebp - 0x18], edx
mov eax, dword [ebp - 0x18]
mov dword [eax], vtable.DuiLib::IDialogBuilderCallback.0
mov ecx, dword [ebp - 0x10]
mov dword [ecx], vtable.DuiLib::CMenuWnd.0
mov edx, dword [ebp - 0x10]
mov dword [edx + 0x10], vtable.DuiLib::CMenuWnd.1.0
mov eax, dword [ebp - 0x10]
mov dword [eax + 0x18], vtable.DuiLib::CMenuWnd.2.0
mov ecx, dword [ebp - 0x10]
mov dword [ecx + 0x1c], vtable.DuiLib::CMenuWnd.3.0
mov edx, dword [ebp - 0x10]
mov byte [edx + 0x20], 0
mov eax, dword [ebp - 0x10]
add eax, 0x2c
mov dword [ebp - 0x1c], eax
mov ecx, dword [ebp - 0x1c]
mov dword [ecx], 0x6a41c4
mov ecx, dword [ebp - 0x10]
add ecx, 0x30
call fcn.0042a530
mov edx, dword [ebp - 0x10]
mov dword [edx + 0x76c], 0
mov eax, dword [ebp - 0x10]
mov dword [eax + 0x770], 0
mov ecx, dword [ebp - 0x10]
mov dword [ecx + 0x774], 6
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov esp, ebp
pop ebp
ret
Function at 0x4af0e0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
mov dword [ebp - 0x28], ecx
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp + 0x10]
mov dword [eax + 0x24], ecx
mov edx, dword [ebp + 0x14]
mov dword [eax + 0x28], edx
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp + 8]
mov dword [eax + 0x76c], ecx
mov edx, dword [ebp - 0x28]
mov dword [edx + 0x770], 0
mov eax, dword [ebp - 0x28]
mov ecx, dword [ebp + 0xc]
mov dword [eax + 0x2c], ecx
mov edx, dword [ebp - 0x28]
mov eax, dword [ebp + 0x20]
mov dword [edx + 0x774], eax
cmp dword [ebp + 8], 0
jne 0x4af16e
call fcn.004aed10
mov dword [ebp - 0x30], eax
mov ecx, dword [ebp + 0x18]
push ecx
mov edx, dword [ebp - 0x30]
mov eax, dword [edx]
mov ecx, dword [ebp - 0x30]
mov edx, dword [eax + 0xc]
call edx
cmp dword [ebp + 0x1c], 0
je 0x4af16e
call fcn.004aed10
mov dword [ebp - 0x34], eax
mov eax, dword [ebp + 0x1c]
push eax
mov ecx, dword [ebp - 0x34]
mov edx, dword [ecx]
mov ecx, dword [ebp - 0x34]
mov eax, dword [edx + 0x14]
call eax
cmp dword [ebp - 0x28], 0
je 0x4af17f
mov ecx, dword [ebp - 0x28]
add ecx, 0x10
mov dword [ebp - 0x38], ecx
jmp 0x4af186
mov dword [ebp - 0x38], 0
call fcn.004aed10
mov dword [ebp - 0x3c], eax
mov edx, dword [ebp - 0x38]
push edx
mov eax, dword [ebp - 0x3c]
mov edx, dword [eax]
mov ecx, dword [ebp - 0x3c]
mov eax, dword [edx]
call eax
mov ecx, dword [ebp - 0x28]
cmp dword [ecx + 0x76c], 0
jne 0x4af1b7
mov ecx, dword [ebp + 0x18]
call fcn.0042d780
mov dword [ebp - 0x40], eax
jmp 0x4af1da
mov edx, dword [ebp - 0x28]
mov eax, dword [edx + 0x76c]
mov ecx, dword [ebp - 0x28]
mov edx, dword [eax]
mov ecx, dword [ecx + 0x76c]
mov eax, dword [edx + 0x1c]
call eax
mov ecx, eax
call fcn.0042d780
mov dword [ebp - 0x40], eax
lea ecx, [ebp - 0x24]
call fcn.004381d0
mov ecx, dword [eax]
mov dword [ebp - 0x14], ecx
mov edx, dword [eax + 4]
mov dword [ebp - 0x10], edx
mov ecx, dword [eax + 8]
mov dword [ebp - 0xc], ecx
mov edx, dword [eax + 0xc]
mov dword [ebp - 8], edx
push 0
sub esp, 0x10
mov eax, esp
mov ecx, dword [ebp - 0x14]
mov dword [eax], ecx
mov edx, dword [ebp - 0x10]
mov dword [eax + 4], edx
mov ecx, dword [ebp - 0xc]
mov dword [eax + 8], ecx
mov edx, dword [ebp - 8]
mov dword [eax + 0xc], edx
push 0x88
push SysReAllocString
push 0
mov eax, dword [ebp - 0x40]
push eax
mov ecx, dword [ebp - 0x28]
call fcn.0043bbd0
mov ecx, dword [ebp - 0x28]
mov edx, dword [ecx + 4]
mov dword [ebp - 0x2c], edx
mov eax, dword [ebp - 0x2c]
push eax
call dword [sym.imp.USER32.dll_GetParent]
test eax, eax
je 0x4af255
mov ecx, dword [ebp - 0x2c]
push ecx
call dword [sym.imp.USER32.dll_GetParent]
mov dword [ebp - 0x2c], eax
jmp 0x4af238
push 5
mov edx, dword [ebp - 0x28]
mov eax, dword [edx + 4]
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
push 0
push 1
push 0x86
mov ecx, dword [ebp - 0x2c]
push ecx
call dword [sym.imp.USER32.dll_SendMessageW]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret 0x1c
Function at 0x4b93f0
Capabilities:
Get keyboard layout
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x21c
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
mov dword [ebp - 0x21c], ecx
mov dword [ebp - 0x218], 0
push 0
call dword [sym.imp.USER32.dll_GetKeyboardLayout]
push eax
push 0
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.USER32.dll_MapVirtualKeyExW]
mov dword [ebp - 0x210], eax
mov ecx, dword [ebp + 0xc]
mov dword [ebp - 0x214], ecx
mov edx, dword [ebp - 0x214]
sub edx, 0x21
mov dword [ebp - 0x214], edx
cmp dword [ebp - 0x214], 0xd
ja case.0x4b945c.8
mov eax, dword [ebp - 0x214]
movzx ecx, byte [eax + 0x4b94fc]
jmp dword [ecx*4 + 0x4b94f4]
mov edx, dword [ebp - 0x210]
or edx, 0x100
mov dword [ebp - 0x210], edx
cmp dword [ebp + 0x10], 0
je 0x4b948c
mov eax, dword [ebp - 0x210]
or eax, 0x1000000
mov dword [ebp - 0x210], eax
push 0x208
push 0
lea ecx, [ebp - 0x20c]
push ecx
call fcn.005281f0
add esp, 0xc
push 0x104
lea edx, [ebp - 0x20c]
push edx
mov eax, dword [ebp - 0x210]
shl eax, 0x10
push eax
call dword [sym.imp.USER32.dll_GetKeyNameTextW]
push 0xffffffffffffffff
lea ecx, [ebp - 0x20c]
push ecx
mov ecx, dword [ebp + 8]
call fcn.00438280
mov edx, dword [ebp - 0x218]
or edx, 1
mov dword [ebp - 0x218], edx
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret 0xc

Function at 0x4b9463
Capabilities:
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x21c
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
mov dword [ebp - 0x21c], ecx
mov dword [ebp - 0x218], 0
push 0
call dword [sym.imp.USER32.dll_GetKeyboardLayout]
push eax
push 0
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.USER32.dll_MapVirtualKeyExW]
mov dword [ebp - 0x210], eax
mov ecx, dword [ebp + 0xc]
mov dword [ebp - 0x214], ecx
mov edx, dword [ebp - 0x214]
sub edx, 0x21
mov dword [ebp - 0x214], edx
cmp dword [ebp - 0x214], 0xd
ja case.0x4b945c.8
mov eax, dword [ebp - 0x214]
movzx ecx, byte [eax + 0x4b94fc]
jmp dword [ecx*4 + 0x4b94f4]
mov edx, dword [ebp - 0x210]
or edx, 0x100
mov dword [ebp - 0x210], edx
cmp dword [ebp + 0x10], 0
je 0x4b948c
mov eax, dword [ebp - 0x210]
or eax, 0x1000000
mov dword [ebp - 0x210], eax
push 0x208
push 0
lea ecx, [ebp - 0x20c]
push ecx
call fcn.005281f0
add esp, 0xc
push 0x104
lea edx, [ebp - 0x20c]
push edx
mov eax, dword [ebp - 0x210]
shl eax, 0x10
push eax
call dword [sym.imp.USER32.dll_GetKeyNameTextW]
push 0xffffffffffffffff
lea ecx, [ebp - 0x20c]
push ecx
mov ecx, dword [ebp + 8]
call fcn.00438280
mov edx, dword [ebp - 0x218]
or edx, 1
mov dword [ebp - 0x218], edx
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4c0390
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor edx, edx
mov ecx, edx
mov eax, edx
and ecx, 1
shr eax, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov dword [edx*4 + 0x6c9080], eax
inc edx
cmp edx, 0x100
jb 0x4c0392
push esi
mov eax, 0x6c9084
mov esi, 0x1c0
mov edx, dword [eax - 4]
lea eax, [eax + 0x10]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6c9080]
mov dword [eax + 0x3ec], edx
mov edx, dword [eax - 0x10]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6c9080]
mov dword [eax + 0x3f0], edx
mov edx, dword [eax - 0xc]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6c9080]
mov dword [eax + 0x3f4], edx
mov edx, dword [eax - 8]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x6c9080]
mov dword [eax + 0x3f8], edx
sub esi, 1
jne 0x4c0437
mov dword [0x6c9074], 0x4c1860
mov dword [0x6c906c], 0x4c1860
mov dword [0x6c9070], 0x4c1900
call fcn.004c1670
mov ecx, dword [0x6c906c]
test eax, eax
mov edx, 0x4c1900
cmove ecx, edx
mov dword [0x6c906c], ecx
pop esi
ret

Function at 0x4c0510
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edi]
test esi, esi
je 0x4c0563
mov ebx, dword [ebp + 0xc]
mov dword [edi], 0
push 0
mov ecx, 0x400000
mov dword [ebp + 0x10], 0
lea eax, [ebp + 0x10]
cmp esi, ecx
push eax
mov eax, esi
cmova eax, ecx
push eax
mov eax, dword [ebp + 8]
push ebx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov ecx, dword [ebp + 0x10]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x4c056a
test ecx, ecx
je 0x4c0563
test esi, esi
jne 0x4c0528
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
pop edi
pop esi
pop ebx
pop ebp
jmp dword [sym.imp.KERNEL32.dll_GetLastError]
Function at 0x4c1d30
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x14]
push edi
xor edi, edi
mov esi, dword [esi]
and esi, 7
cmp eax, 5
jae 0x4c1d50
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret
add dword [ebp + 0x10], 5
mov ecx, dword [ebp + 8]
push ebx
lea ebx, [eax - 4]
add ebx, ecx
mov dword [ebp - 4], ebx
lea eax, [edi + ecx]
cmp eax, ebx
jae 0x4c1d79
mov cl, byte [eax]
and cl, 0xfe
cmp cl, 0xe8
je 0x4c1d76
inc eax
cmp eax, ebx
jb 0x4c1d67
mov ecx, dword [ebp + 8]
mov edx, eax
sub edx, edi
mov edi, eax
sub edx, ecx
sub edi, ecx
cmp eax, ebx
jae 0x4c1e7d
cmp edx, 2
jbe 0x4c1e02
xor esi, esi
movzx edx, byte [eax + 4]
lea ecx, [edx + 1]
test cl, 0xfe
jne 0x4c1e69
movzx ecx, byte [eax + 3]
mov ebx, dword [ebp + 0x10]
shl edx, 8
add ebx, edi
or edx, ecx
movzx ecx, byte [eax + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [eax + 1]
shl edx, 8
or edx, ecx
mov ecx, edx
add edx, ebx
sub ecx, ebx
cmp dword [ebp + 0x18], 0
cmove edx, ecx
mov dword [ebp + 0xc], edx
mov ebx, edx
test esi, esi
je 0x4c1e39
and esi, 6
shl esi, 2
mov ecx, esi
shr edx, cl
inc edx
test dl, 0xfe
jne 0x4c1e37
mov ebx, 0x100
shl ebx, cl
mov ecx, dword [ebp + 0x10]
dec ebx
xor ebx, dword [ebp + 0xc]
add ecx, edi
cmp dword [ebp + 0x18], 0
je 0x4c1e35
add ebx, ecx
jmp 0x4c1e37
mov ecx, edx
shr esi, cl
test esi, esi
je 0x4c1d92
cmp esi, 4
ja 0x4c1e27
cmp esi, 3
je 0x4c1e27
mov ecx, esi
shr ecx, 1
movzx ecx, byte [ecx + eax + 1]
inc ecx
test cl, 0xfe
jne 0x4c1d92
mov ecx, dword [ebp + 8]
or esi, 8
shr esi, 1
inc edi
jmp 0x4c1d60
sub ebx, ecx
xor esi, esi
mov ecx, ebx
mov byte [eax + 1], bl
shr ecx, 8
mov byte [eax + 2], cl
mov ecx, ebx
shr ebx, 0x18
and bl, 1
shr ecx, 0x10
neg bl
mov byte [eax + 3], cl
mov ecx, dword [ebp + 8]
mov byte [eax + 4], bl
mov eax, 5
mov ebx, dword [ebp - 4]
add edi, eax
jmp 0x4c1d60
mov ecx, dword [ebp + 8]
or esi, 8
mov eax, 1
shr esi, 1
add edi, eax
jmp 0x4c1d60
mov eax, dword [ebp + 0x14]
mov ecx, edx
shr esi, cl
xor ecx, ecx
cmp edx, 2
pop ebx
cmovbe ecx, esi
mov dword [eax], ecx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x4d0500
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x4d0549
mov al, byte [esi]
push eax
call fcn.004df8d0
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, dword [ebp + 8]
jb 0x4d0527
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret
Function at 0x4daa60
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp byte [edi + 0x6f2], 0
je 0x4daae3
cmp dword [edi + 0x1b0], 0
je 0x4daaad
push esi
push 1
push edi
call fcn.004cc7d0
push dword [edi + 0x14c]
mov eax, dword [edi + 0x1b0]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.004cc7d0
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4daae3
push dword [edi + 0x148]
lea eax, [eax + eax*2]
push 1
add eax, 0x642790
push 2
push eax
call fcn.0052e664
push dword [edi + 0x148]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.0052e664
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x4dae60
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 8]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
mov eax, dword [edx + 0xc]
mov esi, dword [ebp + 0x18]
push edi
mov edi, dword [ebp + 0x10]
mov ebx, dword [eax + ecx*4 + 0x148]
push ecx
push eax
push edx
mov dword [ebp - 0x108], edx
call fcn.004db2e0
add esp, 0xc
test eax, eax
je 0x4daebb
pop edi
mov dword [esi], 0x1b
or eax, 0xffffffff
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret
push 0
push dword [ebp + 0x14]
push edi
push ebx
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
mov dword [esi], 0
cmp edi, 0xffffffff
jne 0x4daf38
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, eax
cmp ebx, 0x2733
jne 0x4daf00
xor edi, edi
mov dword [esi], 0x51
mov eax, edi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050ea72
mov esp, ebp
pop ebp
ret
push 0x100
lea eax, [ebp - 0x104]
push eax
push ebx
call fcn.004c8730
push eax
push str.Send_failure:__s
push dword [ebp - 0x108]
call fcn.004daaf0
mov eax, dword [ebp - 0x108]
add esp, 0x18
mov dword [eax + 0x93c], ebx
mov dword [esi], 0x37
mov ecx, dword [ebp - 4]
mov eax, edi
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0050ea72
mov esp, ebp
pop ebp
ret
Function at 0x4db2e0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
push ebx
push esi
lea esi, [edx + 0x17]
mov eax, dword [ecx + 0x288]
shl esi, 4
add esi, ecx
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x4db3b1
cmp dword [ecx + edx*4 + 0x160], 0x4dad60
jne 0x4db3b1
cmp dword [esi], 0
je 0x4db328
test edi, edi
je 0x4db3b1
mov ebx, dword [ecx + edx*4 + 0x148]
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.004e95d0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4db3b1
test al, 1
je 0x4db3b1
mov ecx, dword [esi]
test ecx, ecx
jne 0x4db38c
mov eax, dword [ebp + 8]
mov eax, dword [eax + 0x4c8]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x6b94f0]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
test ecx, ecx
jne 0x4db377
pop edi
pop esi
lea eax, [ecx + 0x1b]
pop ebx
pop ebp
ret
mov edi, dword [esi + 4]
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x4db3aa
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4db3b1
add dword [esi + 8], eax
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
mov dword [esi + 4], 0
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret

Function at 0x4db540
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x19c], 0
je 0x4db560
push eax
call fcn.004d4a50
add esp, 4
test eax, eax
jne 0x4db57e
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x148]
cmp eax, 0xffffffff
je 0x4db55c
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x4db55c
mov al, 1
pop ebp
ret

Function at 0x4db770
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x6b9538]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x184]
push esi
mov esi, dword [ebp + 0x10]
push edi
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x188], 0x80
call fcn.005281f0
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4db7ed
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.004c8730
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x4db830
push edi
push esi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.004db3c0
add esp, 0x10
test al, al
jne 0x4db839
call fcn.0052f157
mov esi, dword [eax]
call fcn.0052f157
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.004c8730
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004daaf0
add esp, 0x1c
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0050ea72
mov esp, ebp
pop ebp
ret
Function at 0x4dbfc0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x6c5b74]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4dc011
push 3
push 2
push eax
push 6
call fcn.005065d0
add esp, 0x10
test al, al
je 0x4dc005
mov dword [0x6c5b74], 2
mov esp, ebp
pop ebp
ret
mov dword [0x6c5b74], 1
jmp 0x4dc016
cmp eax, 2
je 0x4dc056
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x4dc03d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4dc056
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret