joyce8/EMBER2024-capa huggingface dataset:
Function at 0x48cba0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
xor eax, eax
mov edx, eax
mov ecx, eax
and edx, 1
shr ecx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov edx, ecx
shr ecx, 1
and edx, 1
dec edx
not edx
and edx, 0xedb88320
xor edx, ecx
mov ecx, edx
shr edx, 1
and ecx, 1
dec ecx
not ecx
and ecx, 0xedb88320
xor ecx, edx
mov dword [eax*4 + 0x5b2f00], ecx
inc eax
cmp eax, 0x100
jb 0x48cba2
cmp eax, 0x800
jae 0x48cc73
nop
mov edx, dword [eax*4 + 0x5b2b00]
movzx ecx, dl
shr edx, 8
xor edx, dword [ecx*4 + 0x5b2f00]
mov dword [eax*4 + 0x5b2f00], edx
inc eax
cmp eax, 0x800
jb 0x48cc50
mov dword [0x5ae388], 0x4a4830
call fcn.004a4660
mov ecx, dword [0x5ae388]
test eax, eax
mov edx, 0x4a48d0
cmove ecx, edx
mov dword [0x5ae388], ecx
ret

Function at 0x48cd30
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 0x10]
mov esi, dword [edi]
test esi, esi
jne 0x48cd44
pop edi
xor eax, eax
pop esi
pop ebp
ret
push ebx
mov ebx, dword [ebp + 0xc]
mov ecx, 0x400000
mov dword [edi], 0
push 0
lea eax, [ebp + 0x10]
mov dword [ebp + 0x10], 0
push eax
cmp esi, 0x400000
mov eax, esi
cmova eax, ecx
push eax
mov eax, dword [ebp + 8]
push ebx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [ebp + 0x10]
add ebx, ecx
add dword [edi], ecx
sub esi, ecx
test eax, eax
je 0x48cd99
test ecx, ecx
je 0x48cd92
mov ecx, 0x400000
test esi, esi
jne 0x48cd53
pop ebx
pop edi
xor eax, eax
pop esi
pop ebp
ret
pop ebx
pop edi
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_GetLastError]
Function at 0x49d280
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x554b6b
mov eax, dword fs:[0]
push eax
sub esp, 0x98
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov esi, dword [ebp + 8]
lea eax, [ebp - 0xa4]
push eax
mov dword [edi + 0x10], esi
call fcn.0049c970
mov esi, dword [esi + 0x6f0]
mov ecx, dword [edi + 0x10]
or esi, 0x40000080
call fcn.004882e0
test al, 1
je 0x49d2de
or esi, 1
jmp 0x49d2e5
test al, 2
je 0x49d2e5
or esi, 2
movups xmm0, xmmword [ebp - 0xa4]
mov ecx, dword [edi + 0x10]
push 0
sub esp, 0x10
mov eax, esp
push 0
movups xmmword [eax], xmm0
mov eax, esi
or eax, 0x20
cmp byte [ecx + 0x6e1], 0
cmove eax, esi
push eax
mov eax, dword [ecx]
push 0
call dword [eax + 0x24]
mov ecx, eax
call fcn.00459490
push eax
mov ecx, edi
call fcn.004698f0
mov ecx, dword [edi + 0x10]
call fcn.00455e40
cmp eax, 0xffffffff
je 0x49d342
mov ecx, dword [edi + 0x10]
push eax
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.00458e20
test eax, eax
jne 0x49d353
mov ecx, dword [edi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.00458d50
mov eax, dword [eax]
mov esi, dword [sym.imp.USER32.dll_SendMessageW]
push 1
push eax
push 0x30
push dword [edi + 4]
call esi
mov eax, dword [edi + 0x10]
push 0
push dword [eax + 0x6dc]
push 0xc5
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x10]
mov al, byte [ecx + 0x6e1]
test al, al
je 0x49d399
movzx eax, word [ecx + 0x6e4]
push 0
push eax
push 0xcc
push dword [edi + 4]
call esi
mov ecx, dword [edi + 0x10]
lea edx, [ebp - 0x94]
push edx
mov eax, dword [ecx]
call dword [eax + 0x38]
mov ecx, eax
mov dword [ebp - 4], 0
call fcn.004537d0
push eax
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetWindowTextW]
lea ecx, [ebp - 0x94]
mov dword [ebp - 4], 0xffffffff
call fcn.00452f30
push 0
push 0
push 0xb9
push dword [edi + 4]
call esi
push 0
push 3
push 0xd3
mov ecx, edi
call fcn.00469ef0
mov ecx, dword [edi + 0x10]
mov eax, dword [ecx]
mov eax, dword [eax + 0xe8]
call eax
xor ecx, ecx
cmp al, 1
sete cl
push ecx
push dword [edi + 4]
call dword [sym.imp.USER32.dll_EnableWindow]
mov eax, dword [edi + 0x10]
xor ecx, ecx
push 0
cmp byte [eax + 0x6e0], 1
sete cl
push ecx
push 0xcf
push dword [edi + 4]
call esi
push 4
push dword [edi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetFocus]
mov eax, dword [edi + 0x10]
push dword [edi + 4]
cmp byte [eax + 0x6e2], 0
je 0x49d462
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
test eax, eax
mov ecx, 1
cmove eax, ecx
push eax
push 0
jmp 0x49d46a
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
push eax
push eax
push 0xb1
push dword [edi + 4]
call esi
mov byte [edi + 0x18], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 4
Function at 0x49d4a0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push dword [ebp + 0x10]
mov esi, ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0045f340
mov ecx, dword [esi + 0x6d8]
test ecx, ecx
je 0x49d531
lea eax, [ebp - 0x14]
push eax
call fcn.0049c970
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x49d507
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0xc

Function at 0x49d550
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, ecx
push edi
cmp byte [esi + 0x18], 0
je 0x49d5db
cmp dword [esi + 0x10], 0
je 0x49d5db
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
lea edi, [eax + 1]
lea eax, [edi + edi]
call fcn.005095e0
mov ebx, esp
test ebx, ebx
je 0x49d5db
push edi
push ebx
push dword [esi + 4]
call dword [sym.imp.USER32.dll_GetWindowTextW]
mov ecx, dword [esi + 0x10]
push ebx
add ecx, 0x1e4
call fcn.00452ff0
mov ecx, dword [esi + 0x10]
push 1
push 0
push 0
mov eax, dword [ecx]
push 0
push str.textchanged
push ecx
call dword [eax + 0x24]
mov ecx, eax
call fcn.0045d060
mov ecx, dword [esi + 0x10]
mov eax, dword [ecx]
call dword [eax + 0x24]
mov ecx, eax
call fcn.00459760
test al, al
je 0x49d5db
mov ecx, dword [esi + 0x10]
call fcn.0045f210
xor eax, eax
lea esp, [ebp - 0x10]
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0x10
Function at 0x49e0f0
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 4], eax
movups xmm0, xmmword [ebp + 8]
push esi
push dword [ebp + 0x18]
mov esi, ecx
sub esp, 0x10
mov eax, esp
movups xmmword [eax], xmm0
call fcn.00461540
mov ecx, dword [esi + 0x6d8]
test ecx, ecx
je 0x49e187
lea eax, [ebp - 0x14]
push eax
call fcn.0049c970
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x49e15d
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0x14
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6d8]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0x14

Function at 0x49f530
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x555beb
mov eax, dword fs:[0]
push eax
sub esp, 0x98
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov eax, dword [ebp + 8]
mov dword [edi + 0x10], eax
mov dword [eax + 0x6e8], 0
cmp dword [edi + 4], 0
jne 0x49f5db
lea eax, [ebp - 0xa4]
push eax
call fcn.0049f080
mov ecx, dword [edi + 0x10]
movups xmm0, xmmword [ebp - 0xa4]
push 0
sub esp, 0x10
mov eax, esp
push 0
movups xmmword [eax], xmm0
mov eax, dword [ecx]
push 0x40000000
push 0
call dword [eax + 0x24]
mov ecx, eax
call fcn.00459490
push eax
mov ecx, edi
call fcn.004698f0
mov esi, dword [edi + 0x10]
mov ecx, esi
call fcn.00455e40
push eax
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x24]
mov ecx, eax
call fcn.00458fc0
push 1
push dword [eax]
push 0x30
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SendMessageW]
mov ecx, dword [edi + 0x10]
lea edx, [ebp - 0x94]
push edx
mov eax, dword [ecx]
call dword [eax + 0x38]
mov ecx, eax
mov dword [ebp - 4], 0
call fcn.00453a20
lea ecx, [ebp - 0x94]
mov bl, al
call fcn.00452f30
test bl, bl
je 0x49f618
mov eax, dword [edi + 0x10]
add eax, 0x6d8
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
mov eax, dword [edi + 0x10]
add eax, 0x6d8
push eax
push 0
push 0x1002
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SendMessageW]
push 4
push dword [edi + 4]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [edi + 4]
call dword [sym.imp.USER32.dll_SetFocus]
mov byte [edi + 0x18], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 4
Function at 0x49f670
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push dword [ebp + 0x10]
mov esi, ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.0045f340
mov ecx, dword [esi + 0x6f0]
test ecx, ecx
je 0x49f701
lea eax, [ebp - 0x14]
push eax
call fcn.0049f080
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x49f6d7
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0xc

Function at 0x49f810
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 4], eax
movups xmm0, xmmword [ebp + 8]
push esi
push dword [ebp + 0x18]
mov esi, ecx
sub esp, 0x10
mov eax, esp
movups xmmword [eax], xmm0
call fcn.00461540
mov ecx, dword [esi + 0x6f0]
test ecx, ecx
je 0x49f8a7
lea eax, [ebp - 0x14]
push eax
call fcn.0049f080
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.USER32.dll_IsRectEmpty]
test eax, eax
je 0x49f87d
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0x14
mov eax, dword [ebp - 8]
mov edx, dword [ebp - 0x10]
sub eax, edx
mov ecx, dword [ebp - 0x14]
push 0x54
push eax
mov eax, dword [ebp - 0xc]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [esi + 0x6f0]
push 0
call fcn.00469700
push eax
call dword [sym.imp.USER32.dll_SetWindowPos]
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.00508d84
mov esp, ebp
pop ebp
ret 0x14
Function at 0x4a4bb0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x14]
sub esp, 0x10
mov ecx, dword [ebp + 0xc]
mov eax, dword [eax]
push ebx
xor ebx, ebx
and eax, 7
cmp ecx, 5
jae 0x4a4bd0
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
add dword [ebp + 0x10], 5
lea edx, [ecx - 4]
push esi
mov esi, dword [ebp + 8]
push edi
or edi, 0xffffffff
add edx, esi
mov dword [ebp - 4], edx
add esi, ebx
mov dword [ebp + 0xc], esi
cmp esi, edx
jae 0x4a4c02
nop dword [eax]
mov cl, byte [esi]
and cl, 0xfe
cmp cl, 0xe8
je 0x4a4bff
inc esi
cmp esi, edx
jb 0x4a4bf0
mov dword [ebp + 0xc], esi
mov ebx, esi
sub ebx, dword [ebp + 8]
mov ecx, ebx
sub ecx, edi
cmp esi, edx
jae 0x4a4d2c
cmp ecx, 3
jbe 0x4a4c42
xor eax, eax
mov cl, byte [esi + 4]
mov edi, ebx
mov dword [ebp - 0x10], edi
test cl, cl
je 0x4a4c80
cmp cl, 0xff
je 0x4a4c80
mov edx, dword [ebp - 4]
and eax, 3
mov esi, dword [ebp + 8]
add eax, eax
mov ecx, 1
or eax, 1
add ebx, ecx
jmp 0x4a4be4
dec ecx
shl eax, cl
and eax, 7
je 0x4a4c1a
movzx ecx, byte [eax + 0x569e2c]
mov edx, esi
sub edx, ecx
cmp byte [eax + 0x569e24], 0
mov cl, byte [edx + 4]
je 0x4a4c6a
test cl, cl
je 0x4a4c6a
cmp cl, 0xff
jne 0x4a4c1a
mov edx, dword [ebp - 4]
and eax, 3
mov esi, dword [ebp + 8]
add eax, eax
mov edi, ebx
or eax, 1
inc ebx
jmp 0x4a4be4
movzx edi, cl
movzx ecx, byte [esi + 3]
shl edi, 8
or edi, ecx
movzx ecx, byte [esi + 2]
shl edi, 8
or edi, ecx
movzx ecx, byte [esi + 1]
mov esi, dword [ebp + 0x10]
shl edi, 8
or edi, ecx
cmp dword [ebp + 0x18], 0
je 0x4a4cae
lea edx, [edi + ebx]
add edx, esi
jmp 0x4a4cb4
mov edx, edi
sub edx, ebx
sub edx, esi
test eax, eax
je 0x4a4cf2
movzx edi, byte [eax + 0x569e2c]
mov ecx, 0x18
shl edi, 3
sub ecx, edi
mov dword [ebp - 0xc], edi
mov edi, edx
shr edi, cl
mov ecx, edi
mov dword [ebp - 8], edi
test cl, cl
je 0x4a4cde
cmp cl, 0xff
jne 0x4a4cf2
mov ecx, 0x20
mov edi, 1
sub ecx, dword [ebp - 0xc]
shl edi, cl
dec edi
xor edi, edx
jmp 0x4a4ca1
mov esi, dword [ebp + 0xc]
mov ecx, edx
mov edi, dword [ebp - 0x10]
shr ecx, 0x18
and cl, 1
dec cl
mov byte [esi + 1], dl
not cl
mov byte [esi + 4], cl
mov ecx, edx
shr ecx, 0x10
mov byte [esi + 3], cl
mov ecx, edx
mov edx, dword [ebp - 4]
shr ecx, 8
mov byte [esi + 2], cl
mov ecx, 5
mov esi, dword [ebp + 8]
add ebx, ecx
jmp 0x4a4be4
pop edi
pop esi
cmp ecx, 3
jbe 0x4a4d41
mov ecx, dword [ebp + 0x14]
xor eax, eax
mov dword [ecx], eax
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
dec ecx
shl eax, cl
mov ecx, dword [ebp + 0x14]
and eax, 7
mov dword [ecx], eax
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4b5530
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x5a9464]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4b5585
mov eax, dword [esp]
cmp al, 2
jne 0x4b557f
shr eax, 8
cmp al, 2
jne 0x4b557f
call fcn.004bcab0
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.00508d84
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
mov eax, 2
xor ecx, esp
call fcn.00508d84
add esp, 0x194
ret
Function at 0x4bd440
Capabilities:
Terminate process

Disassembly:
push esi
mov esi, dword [esp + 8]
test esi, esi
je 0x4bd45c
cmp dword [esi + 0x48], 0
je 0x4bd45c
push 2
push 3
push esi
call fcn.004d4360
add esp, 0xc
push dword [esp + 0xc]
call fcn.004cd870
add esp, 4
test esi, esi
je 0x4bd47d
cmp dword [esi + 0x48], 0
je 0x4bd47d
push 3
push esi
call fcn.004d43a0
add esp, 8
pop esi
ret
Function at 0x4c66a0
Capabilities:
Write file on windows

Disassembly:
push ebx
push edi
mov edi, dword [esp + 0xc]
lea eax, [esp + 0x14]
push eax
push dword [esp + 0x14]
lea ebx, [edi + 0x5ac]
push 0x4000
push ebx
call fcn.004c8880
mov eax, dword [edi + 0x160]
add esp, 0x10
test eax, eax
je 0x4c66f1
cmp byte [edi + 0x85dc], 0
jne 0x4c66f1
push ebx
push 0x56e02c
push 0x100
push eax
call fcn.004c8790
add esp, 0x10
mov byte [edi + 0x85dc], 1
cmp byte [edi + 0x318], 0
je 0x4c6766
push esi
mov esi, ebx
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4c6700
sub esi, ecx
cmp esi, 0x3fff
jae 0x4c6721
mov byte [edi + esi + 0x5ac], 0xa
inc esi
mov byte [edi + esi + 0x5ac], al
mov eax, dword [edi + 0x1d0]
test eax, eax
je 0x4c673f
push dword [edi + 0x15c]
push esi
push ebx
push 0
push edi
call eax
add esp, 0x14
pop esi
pop edi
pop ebx
ret
push dword [edi + 0x158]
push 1
push 2
push 0x56e014
call fcn.00526609
push dword [edi + 0x158]
push 1
push esi
push ebx
call fcn.00526609
add esp, 0x20
pop esi
pop edi
pop ebx
ret

Function at 0x4c6770
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x808
mov eax, dword [0x5a9464]
xor eax, esp
mov dword [esp + 0x804], eax
push edi
mov edi, dword [esp + 0x810]
test edi, edi
je 0x4c6839
cmp byte [edi + 0x318], 0
je 0x4c6839
push esi
lea eax, [esp + 0x81c]
push eax
push dword [esp + 0x81c]
lea eax, [esp + 0x10]
push 0x801
push eax
call fcn.004c8880
lea esi, [esp + 0x18]
add esp, 0x10
lea ecx, [esi + 1]
nop word [eax + eax]
mov al, byte [esi]
inc esi
test al, al
jne 0x4c67d0
mov eax, dword [edi + 0x1d0]
sub esi, ecx
test eax, eax
je 0x4c680e
push dword [edi + 0x15c]
lea ecx, [esp + 0xc]
push esi
push ecx
push 0
push edi
call eax
add esp, 0x14
pop esi
pop edi
mov ecx, dword [esp + 0x804]
xor ecx, esp
call fcn.00508d84
add esp, 0x808
ret
push dword [edi + 0x158]
push 1
push 2
push 0x56e014
call fcn.00526609
push dword [edi + 0x158]
lea eax, [esp + 0x1c]
push 1
push esi
push eax
call fcn.00526609
add esp, 0x20
pop esi
mov ecx, dword [esp + 0x808]
pop edi
xor ecx, esp
call fcn.00508d84
add esp, 0x808
ret

Function at 0x4c6a60
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x14]
push eax
push edi
mov esi, dword [edi + eax*4 + 0x168]
call fcn.004c6e10
add esp, 8
push 0
push dword [esp + 0x24]
push dword [esp + 0x24]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [esp + 0x24]
mov ebx, eax
mov dword [ebp], 0
cmp ebx, 0xffffffff
jne 0x4c6ae6
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4c6abe
pop edi
pop esi
mov dword [ebp], 0x51
xor eax, eax
pop ebp
pop ebx
ret
push esi
push edi
call fcn.004b5d20
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.004c66a0
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x85e0], esi
mov eax, ebx
mov dword [ebp], 0x37
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4c6e10
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 4]
mov edx, dword [esp + 8]
mov eax, edx
push ebx
push esi
shl eax, 4
lea esi, [ecx + 0x18c]
mov ebx, dword [ecx + edx*4 + 0x168]
add esi, eax
mov eax, dword [ecx + 0x2b8]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4c6ebe
cmp dword [ecx + edx*4 + 0x17c], 0x4c69c0
jne 0x4c6ebe
cmp dword [esi], 0
je 0x4c6e57
test edi, edi
je 0x4c6ebe
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.004c6000
add esp, 0x10
cmp eax, 0xffffffff
je 0x4c6ebe
test al, 1
je 0x4c6ebe
cmp dword [esi], 0
jne 0x4c6ea7
push 0x8000
mov dword [esi + 4], 0x8000
call dword [0x5a9360]
mov edi, dword [esi + 4]
add esp, 4
mov dword [esi], eax
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test eax, eax
jne 0x4c6ea7
pop edi
mov dword [esi + 4], eax
pop esi
pop ebx
ret
mov eax, dword [esi]
add eax, dword [esi + 8]
push 0
push edi
push eax
push ebx
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4c6ebe
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
ret

Function at 0x4c6ed0
Capabilities:
Write file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
mov eax, dword [esi + 0x1d0]
test eax, eax
je 0x4c6ef9
push dword [esi + 0x15c]
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esp + 0x18]
push esi
call eax
add esp, 0x14
pop esi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x4c6f32
push dword [esi + 0x158]
lea eax, [eax + eax*2]
push 1
add eax, 0x56e014
push 2
push eax
call fcn.00526609
push dword [esi + 0x158]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call fcn.00526609
add esp, 0x20
xor eax, eax
pop esi
ret

Function at 0x4c70f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push esi
push edi
mov edi, dword [esp + 0x14]
mov esi, dword [edi + 0x5a0]
test esi, esi
je 0x4c7146
mov eax, dword [edi + 0x44]
test eax, eax
jne 0x4c710f
cmp dword [edi + 0x40], eax
je 0x4c7146
mov dword [esp + 8], esi
mov byte [esp + 0xc], 0
test eax, eax
jne 0x4c711f
mov eax, dword [edi + 0x40]
push 0x4c7f80
lea ecx, [esp + 0xc]
add eax, 0x68
push ecx
push eax
call fcn.004d2300
add esp, 0xc
cmp byte [esp + 0xc], 0
jne 0x4c714f
mov dword [edi + 0x5a0], 0
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4c7159
mov dword [eax], esi
cmp byte [esi + 0x1ac], 0
mov edi, dword [esi + 0x168]
je 0x4c717e
push esi
call fcn.0040c280
add esp, 4
test eax, eax
jne 0x4c7197
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
cmp edi, 0xffffffff
je 0x4c7197
push 2
push 1
lea eax, [esp + 0x1c]
push eax
push edi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x4c7146
mov eax, edi
pop edi
pop esi
add esp, 8
ret
Function at 0x4c7800
Capabilities:
Set socket configuration

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
lea eax, [esp + 0xc]
push 4
push eax
push 1
mov esi, dword [edi]
push 6
push dword [esp + 0x20]
mov dword [esp + 0x20], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4c7848
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004b5d20
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004c6770
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004c6770
add esp, 8
pop edi
pop esi
ret