joyce8/EMBER2024-capa huggingface dataset:
Function at 0x49b7ea
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, edx
mov ebx, ecx
push edi
mov edi, dword [ebp + 0xc]
xor ecx, ecx
mov eax, dword [esi + 0x18]
mov dword [edi + 8], eax
mov eax, dword [esi + 0x1c]
mov dword [edi + 0xc], eax
mov al, byte [esi + 2]
mov word [edi], cx
mov byte [ebp + 0xf], al
cmp byte [esi + 1], cl
je 0x49b887
lea eax, [esi + 0x20]
push eax
lea ecx, [edi + 0x24]
call fcn.00465714
lea eax, [esi + 0x2c]
lea ecx, [edi + 0x60]
cmp eax, ecx
je 0x49b834
push dword [eax + 4]
push dword [eax]
call fcn.00461183
movzx eax, byte [esi + 4]
mov ecx, edi
push eax
push 0x800
call fcn.0049b941
mov eax, dword [esi + 0x10]
mov dword [edi + 0x44], eax
mov eax, dword [esi + 0x14]
mov dword [edi + 0x18], eax
mov eax, dword [esi + 0x34]
mov dword [edi + 0x70], eax
mov eax, dword [esi + 0x38]
mov dword [edi + 0x74], eax
mov eax, dword [esi + 0x3c]
mov dword [edi + 0x78], eax
mov eax, dword [esi + 0x40]
mov dword [edi + 0x7c], eax
mov eax, dword [esi + 0x44]
mov dword [edi + 0x80], eax
mov eax, dword [esi + 0x48]
mov dword [edi + 0x84], eax
mov al, byte [esi + 3]
mov byte [edi + 0x88], al
mov al, byte [ebp + 0xf]
xor edx, edx
mov dword [edi + 0x40], 0x3f
mov byte [edi + 5], dl
test al, al
jne 0x49b8a0
mov byte [ebp - 4], 1
cmp byte [ebx + 0x6c], dl
jne 0x49b8a3
mov byte [ebp - 4], dl
push dword [ebp - 4]
mov ecx, edi
push 1
call fcn.0049b941
push dword [ebp + 8]
mov ecx, edi
push 8
call fcn.0049b941
cmp byte [ebp + 0xf], 0
je 0x49b8da
xor eax, eax
mov byte [edi + 4], 0x14
mov word [edi + 2], ax
mov dword [edi + 0x10], eax
mov dword [edi + 0x14], eax
mov dword [edi + 8], eax
mov dword [edi + 0xc], eax
mov dword [edi + 0x1c], eax
lea ecx, [edi + 0x30]
call fcn.00460ff2
lea ecx, [edi + 0x50]
mov byte [edi + 0x3e], 0
call fcn.00460ff2
xor ecx, ecx
mov byte [edi + 0x5e], cl
cmp byte [ebp + 0xf], cl
je 0x49b913
xor eax, eax
mov byte [edi + 4], 0x14
mov word [edi + 2], ax
mov dword [edi + 0x10], ecx
mov dword [edi + 0x14], ecx
mov dword [edi + 8], ecx
mov dword [edi + 0xc], ecx
mov dword [edi + 0x1c], ecx
jmp 0x49b93a
cmp byte [ebx + 0x6c], cl
je 0x49b93a
cmp byte [ebx + 0x58], cl
je 0x49b93a
cmp dword [ebx + 0x64], ecx
jne 0x49b927
push 8
pop eax
jmp 0x49b92c
mov eax, dword [ebx + 0x60]
mov al, byte [eax]
mov dl, byte [ebx + 0x59]
mov ecx, edi
movzx eax, al
push eax
call fcn.0049b14f
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x49d7c8
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push 4
mov eax, 0x5fbc34
call fcn.00451d33
mov dword [ebp - 0x10], edx
mov edi, ecx
mov ecx, dword [ebp + 0x18]
mov esi, dword [ebp + 0xc]
test ecx, ecx
je 0x49d7f8
mov eax, dword [ecx]
push 3
push dword [esi + 8]
push 1
push ecx
call dword [eax + 0x10]
test eax, eax
jne 0x49d965
cmp byte [esi + 1], 0
je 0x49d8ae
mov ebx, dword [ebp + 0x10]
mov al, byte [ebx]
shr al, 3
test al, 1
je 0x49d818
mov eax, 0x80004001
jmp 0x49d965
lea eax, [esi + 0x2c]
lea ecx, [ebx + 0x60]
cmp eax, ecx
je 0x49d82c
push dword [eax + 4]
push dword [eax]
call fcn.00461183
lea eax, [esi + 0x20]
push eax
lea ecx, [ebx + 0x24]
call fcn.00465714
mov al, byte [esi + 4]
mov ecx, ebx
mov byte [ebp + 0x10], al
push dword [ebp + 0x10]
push 0x800
call fcn.0049b941
mov eax, dword [esi + 0x14]
lea ecx, [ebx + 0x50]
mov dword [ebx + 0x18], eax
mov eax, dword [esi + 0x34]
mov dword [ebx + 0x70], eax
mov eax, dword [esi + 0x38]
mov dword [ebx + 0x74], eax
mov eax, dword [esi + 0x3c]
mov dword [ebx + 0x78], eax
mov eax, dword [esi + 0x40]
mov dword [ebx + 0x7c], eax
mov eax, dword [esi + 0x44]
mov dword [ebx + 0x80], eax
mov eax, dword [esi + 0x48]
mov dword [ebx + 0x84], eax
mov al, byte [esi + 3]
mov byte [ebx + 0x88], al
call fcn.0049b75a
lea ecx, [ebx + 0x30]
call fcn.0049b75a
push 0
push ebx
mov ecx, edi
call fcn.004a43dc
mov ecx, ebx
call fcn.0049b306
mov ebx, eax
mov dword [ebp + 0x10], edx
jmp 0x49d8d5
mov eax, dword [ebp + 0x10]
mov ecx, dword [edi + 0x38]
mov edx, dword [edi + 0x3c]
mov dword [eax + 0x48], ecx
mov ecx, dword [ebp + 8]
mov dword [eax + 0x4c], edx
call fcn.0049b306
mov ecx, dword [ebp + 8]
mov ebx, eax
mov eax, edx
add ebx, dword [ecx + 0x70]
adc eax, 0
mov dword [ebp + 0x10], eax
and dword [ebp + 0x18], 0
mov ecx, dword [ebp - 0x10]
lea eax, [ebp + 0x18]
and dword [ebp - 4], 0
push eax
movzx eax, byte [esi + 1]
push eax
push dword [ebp + 8]
call fcn.00461b00
mov esi, eax
mov eax, dword [ebp + 0x18]
test esi, esi
jne 0x49d952
test eax, eax
jne 0x49d905
mov esi, 0x80004001
jmp 0x49d952
mov eax, dword [ebp + 0x1c]
mov esi, dword [ebp + 0x10]
add dword [eax], ebx
adc dword [eax + 4], esi
and dword [ebp + 0xc], 0
lea eax, [ebp + 0xc]
mov byte [ebp - 4], 3
push eax
mov ecx, edi
call fcn.004a3d40
push dword [ebp + 0x14]
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x18]
push esi
push ebx
call fcn.00464f96
add dword [edi + 0x38], ebx
mov esi, eax
mov eax, dword [ebp + 0x10]
adc dword [edi + 0x3c], eax
mov eax, dword [ebp + 0xc]
mov byte [ebp - 4], 4
test eax, eax
je 0x49d94f
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, dword [ebp + 0x18]
mov dword [ebp - 4], 5
test eax, eax
je 0x49d963
mov ecx, dword [eax]
push eax
call dword [ecx + 8]
mov eax, esi
call fcn.00451cfc
ret 0x18
Function at 0x4a4de0
Capabilities:
Delete file
Set file attributes

Disassembly:
push esi
mov esi, ecx
call fcn.004a54d2
cmp eax, 0xffffffff
je 0x4a4e04
test al, 0x10
jne 0x4a4e04
test al, 1
je 0x4a4e04
and eax, 0xfffffffe
push eax
push esi
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test eax, eax
je 0x4a4e13
push esi
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
je 0x4a4e13
mov al, 1
pop esi
ret
xor al, al
pop esi
ret

Function at 0x4a4e17
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
mov edi, ecx
xor ecx, ecx
mov eax, dword [edi]
and dword [edi + 4], 0
mov word [eax], cx
xor eax, eax
mov word [ebp - 0x210], ax
lea eax, [ebp - 0x210]
push eax
push 0x105
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
mov esi, eax
mov ecx, edi
lea eax, [ebp - 0x210]
push eax
call fcn.00465822
lea eax, [esi - 1]
mov ecx, 0x103
cmp ecx, eax
mov ecx, dword [ebp - 4]
pop edi
sbb al, al
xor ecx, ebp
inc al
pop esi
call fcn.004514cc
leave
ret

Function at 0x4a54d2
Capabilities:
Get file attributes

Disassembly:
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
or ecx, 0xffffffff
cmp eax, ecx
cmovne ecx, eax
mov eax, ecx
ret
Function at 0x4ac930
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 0x4ac979
mov al, byte [esi]
push eax
call fcn.004b91b0
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 0x4ac957
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret

Function at 0x4adbb0
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp dword [eax + 0x2f0], 2
jne 0x4adbc5
pop ebp
jmp fcn.004adb60
mov al, 1
pop ebp
ret
Function at 0x4b5cf0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x608], 0
je 0x4b5d34
push esi
push 1
push edi
call fcn.004a9170
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
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.004a9170
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4b5d6a
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x60e720
push 2
push eax
call fcn.005cc7a6
push dword [edi + 0x598]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.005cc7a6
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x4b60f0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x18]
push esi
mov esi, dword [ecx + eax*4 + 0x1c0]
push edi
mov edi, dword [ebp + 0x10]
push eax
push ecx
mov dword [ebp - 0x88], ecx
call fcn.004b6650
add esp, 8
push 0
push dword [ebp + 0x14]
push edi
push esi
call dword [sym.imp.WS2_32.dll_send]
mov esi, eax
mov dword [ebx], 0
cmp esi, 0xffffffff
jne 0x4b61aa
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x4b616c
pop edi
pop esi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
push eax
push edi
call fcn.004ddeb0
push eax
mov eax, dword [ebp - 0x88]
push str.Send_failure:__s
push dword [eax]
call fcn.004b5d70
mov eax, dword [ebp - 0x88]
add esp, 0x18
mov eax, dword [eax]
mov dword [eax + 0xcfc], edi
mov eax, esi
mov dword [ebx], 0x37
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4b6650
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
mov eax, ecx
push ebx
mov ebx, dword [ebp + 8]
push esi
shl eax, 4
push edi
lea esi, [ebx + 0x1e4]
add esi, eax
mov eax, dword [ebx + 0x2e8]
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x40], 3
je 0x4b6718
cmp dword [ebx + ecx*4 + 0x1d4], 0x4b6000
jne 0x4b6718
cmp dword [esi], 0
je 0x4b6699
test edi, edi
je 0x4b6718
mov eax, dword [ebx + ecx*4 + 0x1c0]
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push eax
mov dword [ebp + 0xc], eax
call fcn.004b8d90
add esp, 0x14
cmp eax, 0xffffffff
je 0x4b6718
test al, 1
je 0x4b6718
mov ecx, dword [esi]
test ecx, ecx
jne 0x4b66f3
mov eax, dword [ebx]
mov eax, dword [eax + 0x8f4]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x67c3e4]
mov edi, dword [esi + 4]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
test ecx, ecx
je 0x4b6711
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4b6718
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
pop ebp
ret
mov dword [esi + 4], 0
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4b68a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x210], 0
je 0x4b68c0
push eax
call fcn.004b0a30
add esp, 4
test eax, eax
jne 0x4b68de
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x1c0]
cmp eax, 0xffffffff
je 0x4b68bc
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x4b68bc
mov al, 1
pop ebp
ret

Function at 0x4b7020
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x68e8ac]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4b7071
push 3
push 2
push eax
push 6
call fcn.004b8630
add esp, 0x10
test al, al
je 0x4b7065
mov dword [0x68e8ac], 2
mov esp, ebp
pop ebp
ret
mov dword [0x68e8ac], 1
jmp 0x4b7076
cmp eax, 2
je 0x4b70b6
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 0x4b709d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4b70b6
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
Function at 0x4b7310
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18c
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
cmp dword [esi + 0x90], 3
jne 0x4b7531
cmp byte [esi + 0x2a5], 0
push ebx
push edi
jne 0x4b7526
cmp byte [esi + 0x2c0], 0
jne 0x4b7526
mov edi, dword [ebp + 0xc]
lea eax, [ebp - 0x188]
mov ebx, dword [esi]
push eax
lea eax, [ebp - 0x184]
mov dword [ebp - 0x188], 0x80
push eax
push edi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4b73b3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004ddeb0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004b5d70
add esp, 0x1c
pop edi
pop ebx
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x104]
mov dword [ebp - 0x18c], 0x80
push 0
push eax
call fcn.005c8440
add esp, 0xc
lea eax, [ebp - 0x18c]
push eax
lea eax, [ebp - 0x104]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b7427
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004ddeb0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004b5d70
add esp, 0x1c
pop edi
pop ebx
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
lea eax, [esi + 0x138]
push eax
lea edi, [esi + 0x10a]
push edi
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.004b6720
add esp, 0x10
test al, al
jne 0x4b7490
call fcn.005d20df
mov esi, dword [eax]
call fcn.005d20df
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004ddeb0
push eax
push dword [edi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b5d70
add esp, 0x1c
pop edi
pop ebx
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
movups xmm0, xmmword [edi]
mov eax, dword [edi + 0x28]
movups xmmword [esi + 0x5c], xmm0
movups xmm0, xmmword [edi + 0x10]
movups xmmword [esi + 0x6c], xmm0
movq xmm0, qword [edi + 0x20]
movq qword [esi + 0x7c], xmm0
mov dword [esi + 0x84], eax
mov ax, word [edi + 0x2c]
mov word [esi + 0x88], ax
lea eax, [esi + 0x16c]
push eax
lea eax, [esi + 0x13c]
push eax
push dword [ebp - 0x18c]
lea eax, [ebp - 0x104]
push eax
call fcn.004b6720
add esp, 0x10
test al, al
jne 0x4b7526
call fcn.005d20df
mov esi, dword [eax]
call fcn.005d20df
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004ddeb0
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004b5d70
add esp, 0x1c
pop edi
pop ebx
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push esi
call fcn.004b6f40
add esp, 4
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4b7f80
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0xad3], al
setne al
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x14]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b7fdd
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004b5e50
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push dword [esi + 0xa6c]
mov dword [ebp - 0x10], 1
call fcn.004b8250
push dword [esi + 0xa70]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.004b8250
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [ebp - 0x14], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x4b804d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.004b5e50
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.004514cc
mov esp, ebp
pop ebp
ret

Function at 0x4b8060
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push esi
push 4
mov dword [ebp - 0x88], 1
mov esi, dword [eax]
lea eax, [ebp - 0x88]
push eax
push 1
push 6
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b80d3
push 0x80
lea eax, [ebp - 0x84]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004ddeb0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004b5e50
add esp, 0x18
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004b5e50
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
pop esi
call fcn.004514cc
mov esp, ebp
pop ebp
ret

Function at 0x4b8230
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.004b8270
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.005e3f7a
Function at 0x4b84c0
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4b84e0
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x60ebb8
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x60ebc8
push esi
mov dword [ebp - 8], ebx
call fcn.005dfd36
add esp, 8
test eax, eax
je 0x4b852c
test ebx, ebx
je 0x4b851c
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4b8555
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4b8555
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4b8618
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4b8571
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x67c3e4]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4b860e
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4b860e
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4b85b0
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4b85d0
sub ecx, edx
sar ecx, 1
add ecx, ecx
sub ecx, esi
add ecx, ebx
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x4b85e5
mov eax, dword [ebp - 8]
test eax, eax
je 0x4b8605
push 8
push 0
push ebx
call eax
jmp 0x4b860c
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x67c3e8]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4b8790
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x4b87e9
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4b87d6
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4b87d0
shr eax, 8
cmp al, 2
je 0x4b87e9
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
push str.iphlpapi.dll
call fcn.004b84c0
add esp, 4
mov dword [0x68e8b4], eax
test eax, eax
je 0x4b881c
push str.if_nametoindex
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov ecx, dword [0x68e8b0]
test eax, eax
cmovne ecx, eax
mov dword [0x68e8b0], ecx
push 3
push 2
push 0
push 6
call fcn.004b8630
add esp, 0x10
test al, al
je 0x4b8852
push 0x6960a8
mov byte [0x6960a0], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
mov byte [0x6960a0], 0
call fcn.004514cc
mov esp, ebp
pop ebp
ret
Function at 0x4ba140
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4ba161
cmp dword [esi + 0x80], 0
je 0x4ba161
push 2
push 3
push esi
call fcn.004b9750
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004b9b80
add esp, 4
test esi, esi
je 0x4ba184
cmp dword [esi + 0x80], 0
je 0x4ba184
push 3
push esi
call fcn.004b9790
add esp, 8
pop esi
pop ebp
ret
Function at 0x4c57c0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x67c374]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0x14]
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push edi
push 6
push 1
push 2
mov dword [ebp - 0x34], 0x10
mov dword [ebp - 0x30], 1
call esi
mov edi, eax
cmp edi, 0xffffffff
je 0x4c5991
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [ebp - 0x24], xmm0
mov word [ebp - 0x2c], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [ebp - 0x28], eax
xor eax, eax
push 4
mov word [ebp - 0x2a], ax
lea eax, [ebp - 0x30]
push eax
push 4
push 0xffff
push edi
mov dword [ebx + 4], 0xffffffff
mov dword [ebx], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x4c597f
push 0x10
lea eax, [ebp - 0x2c]
push eax
push edi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4c597f
lea eax, [ebp - 0x34]
push eax
lea eax, [ebp - 0x2c]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4c597f
push 1
push edi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x4c597f
push 0
push 1
push 2
call esi
mov dword [ebx], eax
cmp eax, 0xffffffff
je 0x4c597f
push 0x10
lea ecx, [ebp - 0x2c]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4c597f
push 0
push 0
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebx + 4], eax
cmp eax, 0xffffffff
je 0x4c597f
push ebx
push 0x66540c
lea eax, [ebp - 0x1c]
push 0xc
push eax
call fcn.004c36c0
lea esi, [ebp - 0x1c]
add esp, 0x10
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4c58e6
push 0
sub esi, ecx
lea eax, [ebp - 0x1c]
push esi
push eax
push dword [ebx]
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x4c597f
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push dword [ebx + 4]
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x4c597f
lea ecx, [ebp - 0x1c]
lea edx, [ebp - 0x10]
sub esi, 4
jb 0x4c5933
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x4c5938
add ecx, 4
add edx, 4
sub esi, 4
jae 0x4c5922
cmp esi, 0xfffffffc
je 0x4c5965
mov al, byte [ecx]
cmp al, byte [edx]
jne 0x4c597f
cmp esi, 0xfffffffd
je 0x4c5965
mov al, byte [ecx + 1]
cmp al, byte [edx + 1]
jne 0x4c597f
cmp esi, 0xfffffffe
je 0x4c5965
mov al, byte [ecx + 2]
cmp al, byte [edx + 2]
jne 0x4c597f
cmp esi, 0xffffffff
je 0x4c5965
mov al, byte [ecx + 3]
cmp al, byte [edx + 3]
jne 0x4c597f
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004514cc
mov esp, ebp
pop ebp
ret
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push edi
call esi
push dword [ebx]
call esi
push dword [ebx + 4]
call esi
mov ecx, dword [ebp - 4]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004514cc
mov esp, ebp
pop ebp
ret