joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a8390
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004b9190

Function at 0x4a93b0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
push eax
push edi
mov esi, dword [edi + eax*4 + 0x168]
call fcn.004a9690
add esp, 8
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push esi
call dword [sym.imp.WS2_32.dll_send]
mov ebx, eax
mov eax, dword [ebp + 0x18]
mov dword [eax], 0
cmp ebx, 0xffffffff
jne 0x4a9434
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4a940c
mov eax, dword [ebp + 0x18]
pop edi
pop esi
pop ebx
mov dword [eax], 0x51
xor eax, eax
pop ebp
ret
push esi
push edi
call fcn.004a7430
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.004a9070
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x85b8], esi
mov eax, dword [ebp + 0x18]
mov dword [eax], 0x37
pop edi
pop esi
mov eax, ebx
pop ebx
pop ebp
ret

Function at 0x4a9690
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
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 + 0x248]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4a9740
cmp dword [ecx + edx*4 + 0x17c], 0x4a9300
jne 0x4a9740
cmp dword [esi], 0
je 0x4a96d8
test edi, edi
je 0x4a9740
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.004b7770
add esp, 0x10
cmp eax, 0xffffffff
je 0x4a9740
test al, 1
je 0x4a9740
cmp dword [esi], 0
jne 0x4a9729
push 0x8000
mov dword [esi + 4], 0x8000
call dword [0x676cd4]
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 0x4a9729
pop edi
mov dword [esi + 4], eax
pop esi
pop ebx
pop ebp
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 0x4a9740
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4a9750
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0x190]
test eax, eax
je 0x4a9779
push dword [esi + 0x11c]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push esi
call eax
add esp, 0x14
pop esi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x4a97af
push dword [esi + 0x118]
lea eax, [eax + eax*2]
push 1
add eax, 0x5fa530
push 2
push eax
call fcn.0049169b
push dword [esi + 0x118]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.0049169b
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret
Function at 0x4af750
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x4af76e
cmp dword [esi + 0x48], 0
je 0x4af76e
push 2
push 3
push esi
call fcn.004bd1e0
add esp, 0xc
push dword [ebp + 0xc]
call fcn.004bd9c0
add esp, 4
test esi, esi
je 0x4af78e
cmp dword [esi + 0x48], 0
je 0x4af78e
push 3
push esi
call fcn.004bd220
add esp, 8
pop esi
pop ebp
ret
Function at 0x4b7cc0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
push edi
mov edi, dword [ebp + 8]
mov esi, dword [edi + 0x578]
test esi, esi
je 0x4b7d14
mov eax, dword [edi + 0x44]
test eax, eax
jne 0x4b7ce1
cmp dword [edi + 0x40], eax
je 0x4b7d14
mov dword [ebp - 8], esi
mov byte [ebp - 4], 0
test eax, eax
jne 0x4b7cef
mov eax, dword [edi + 0x40]
push 0x4b8b00
lea ecx, [ebp - 8]
add eax, 0x68
push ecx
push eax
call fcn.004c2400
add esp, 0xc
cmp byte [ebp - 4], 0
jne 0x4b7d1d
mov dword [edi + 0x578], 0
pop edi
or eax, 0xffffffff
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 0xc]
test eax, eax
je 0x4b7d26
mov dword [eax], esi
cmp byte [esi + 0x1ac], 0
mov edi, dword [esi + 0x168]
je 0x4b7d4b
push esi
call fcn.004a8390
add esp, 4
test eax, eax
jne 0x4b7d63
pop edi
or eax, 0xffffffff
pop esi
mov esp, ebp
pop ebp
ret
cmp edi, 0xffffffff
je 0x4b7d63
push 2
push 1
lea eax, [ebp + 0xb]
push eax
push edi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x4b7d14
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4b81b0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x67c7b8]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x4b8201
push 3
push 2
push eax
push 6
call fcn.004d77e0
add esp, 0x10
test al, al
je 0x4b81f5
mov dword [0x67c7b8], 2
mov esp, ebp
pop ebp
ret
mov dword [0x67c7b8], 1
jmp 0x4b8206
cmp eax, 2
je 0x4b8246
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 0x4b822d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4b8246
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 0x4b8310
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp + 8]
push 4
push eax
push 1
mov esi, dword [edi]
push 6
push dword [ebp + 0xc]
mov dword [ebp + 8], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4b8358
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004a7430
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004a9110
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004a9110
add esp, 8
pop edi
pop esi
pop ebp
ret
Function at 0x4b8440
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x676314]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x8c], 2
mov ebx, dword [edi]
je 0x4b861a
cmp byte [edi + 0x21a], 0
push esi
jne 0x4b8610
cmp byte [edi + 0x234], 0
jne 0x4b8610
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x104]
mov dword [ebp - 0x108], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4b84d8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004a7430
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004a9070
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
mov dword [ebp - 0x108], 0x80
push 0
push eax
call fcn.004830b0
add esp, 0xc
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x84]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b8541
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004a7430
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004a9070
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0xfc]
push eax
lea esi, [edi + 0xcc]
lea eax, [ebp - 0x104]
push esi
push eax
call fcn.004b8b20
add esp, 0xc
test al, al
jne 0x4b8592
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004a7430
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004a9070
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
movups xmm0, xmmword [esi]
mov eax, dword [esi + 0x28]
movups xmmword [edi + 0x58], xmm0
movups xmm0, xmmword [esi + 0x10]
movups xmmword [edi + 0x68], xmm0
movq xmm0, qword [esi + 0x20]
movq qword [edi + 0x78], xmm0
mov dword [edi + 0x80], eax
mov ax, word [esi + 0x2c]
mov word [edi + 0x84], ax
lea eax, [edi + 0x130]
push eax
lea eax, [edi + 0x100]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.004b8b20
add esp, 0xc
test al, al
jne 0x4b8610
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004a7430
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004a9070
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push edi
call fcn.004b80f0
add esp, 4
pop esi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
Function at 0x4b8ea0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x676314]
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 + 0x3ec], 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 0x4b8efd
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004a9110
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push dword [esi + 0x3f0]
mov dword [ebp - 0x10], 1
call fcn.004bd2b0
push dword [esi + 0x3f4]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.004bd2b0
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 0x4b8f6d
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.004a9110
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.0046ce06
mov esp, ebp
pop ebp
ret

Function at 0x4bd260
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.004bd280
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.00499c74
Function at 0x4c51e0
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [eax], ebx
lea eax, [ebp - 8]
push eax
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [ebp - 0xc], eax
test eax, eax
jne 0x4c535b
push edi
mov edi, dword [ebp - 8]
test edi, edi
je 0x4c5347
push esi
nop dword [eax]
cmp dword [edi + 4], 2
jne 0x4c52d8
cmp dword [edi + 0x18], 0
je 0x4c52d8
mov eax, dword [edi + 0x10]
test eax, eax
je 0x4c52d8
cmp eax, 0x10
jb 0x4c52d8
push 0x20
call dword [0x676cd4]
mov esi, eax
add esp, 4
test esi, esi
je 0x4c533c
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x676cd4]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4c532b
mov ecx, dword [edi + 0x18]
movups xmm0, xmmword [ecx]
movups xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x4c52c6
push eax
call dword [0x676ce0]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4c5311
mov eax, dword [ebp - 4]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4c52d5
mov dword [eax + 0x1c], esi
mov dword [ebp - 4], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4c5220
mov edi, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
pop esi
test eax, eax
je 0x4c52f5
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4c5343
push ebx
call fcn.004c51a0
mov eax, dword [ebp + 0x14]
add esp, 4
xor ebx, ebx
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
push dword [esi + 0x18]
mov edi, 8
call dword [0x676cd8]
push esi
call dword [0x676cd8]
add esp, 8
jmp 0x4c52e6
push esi
mov edi, 8
call dword [0x676cd8]
add esp, 4
jmp 0x4c52e6
mov edi, 8
jmp 0x4c52e6
test ebx, ebx
jne 0x4c5353
mov edi, 0x2af9
push edi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [ebp + 0x14]
mov dword [eax], ebx
mov eax, edi
pop edi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4c5580
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
push 0
push 0
call fcn.005db16f
add esp, 0x18
test eax, eax
je 0x4c55a2
cmp eax, 0xffffffff
jne 0x4c55a4
xor eax, eax
pop ebp
ret
Function at 0x4ca750
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x676314]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x194]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x4ca79d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004a9070
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4ca7c5
shr eax, 8
test al, al
jne 0x4ca7c5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004a9070
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.0046ce06
mov esp, ebp
pop ebp
ret

Function at 0x4caff0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
push 0
mov byte [ebp + 0xa], al
lea eax, [ebp + 8]
mov edi, dword [esi]
push 3
push eax
push dword [esi + 0x168]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4cb038
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004a9070
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004ca8e0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4cb110
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x114]
jne 0x4cb266
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4cb147
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4cb152
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4cb15d
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x4cb18d
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4cb19a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4cb1a7
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4cb1b4
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4cb1bf
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4cb1ca
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.004ca9e0
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4cb222
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004a9070
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.004cb050
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4cb265
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004a9070
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4cb3c0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x676314]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.004830b0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.004830b0
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x114]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.004ca9e0
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x4cb5a8
cmp ecx, 0x23
je 0x4cb582
cmp ecx, 0x27
jne 0x4cb636
push 0
push ecx
push 0xfa
push 0xff
push 0x5fcc74
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004a9950
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4cb521
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4cb4a7
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4cb50f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00407eb0
add esp, 0x10
test eax, eax
je 0x4cb50f
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004a9950
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4cb4a0
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004a9950
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4cb57c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a9070
add esp, 0xc
push edi
jmp 0x4cb624
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4cb590
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4cb5c9
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4cb5b3
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.004a9950
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x168]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4cb620
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004a9070
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004ca9e0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
Function at 0x4cc280
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x676314]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x3f8]
mov edi, dword [eax]
lea ebx, [esi + 0x15c]
mov dword [ebp - 0x8c], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [ebx]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x4cc313
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.00481dc0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4cc346
push str.Received_too_short_packet
push edi
call fcn.004a9070
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004cbe80
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4cc361
jmp dword [eax*4 + 0x4cc478]
cmp edx, 4
jle case.0x4cc361.4
push ebx
call fcn.004cbe60
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4cc361.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004a8f60
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4cc3c6
push 5
push esi
call fcn.004ccb80
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x70], eax
adc dword [edi + 0x74], edx
push dword [edi + 0x74]
push dword [edi + 0x70]
push edi
call fcn.004bc310
jmp 0x4cc43e
push ebx
call fcn.004cbe60
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x5fab20
push edi
call fcn.004a9110
add esp, 0x10
jmp case.0x4cc361.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004cc030
add esp, 0xc
test eax, eax
je case.0x4cc361.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0046ce06
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x5ec7b4
push edi
call fcn.004a9070
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004bc680
add esp, 4
test eax, eax
je 0x4cc333
push 5
push esi
call fcn.004ccb80
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0046ce06
mov esp, ebp
pop ebp
ret