joyce8/EMBER2024-capa huggingface dataset:
Function at 0xb50ecc
Capabilities:
Encode data using xor

Disassembly:
jmp 0xb50ed6
pushal
call 0xb50edc
pop ebp
sub ebp, 0x10
sub ebp, 0x750ecc
jmp 0xb50ef2
mov eax, 0x750ecc
add eax, ebp
add eax, 0x4c
mov ecx, 0x5e1
mov edx, 0xdb8383aa
xor byte [eax], dl
inc eax
dec ecx
jne 0xb50f09
jmp 0xb50f1c
and dword [edi + 0x21], esp
and edx, dword [esi + 0x2baaaaaa]
imul edx, dword [edx - 0x56], 0xffffffaa
stosb byte es:[edi], al
test eax, 0xaaa61267
stosb byte es:[edi], al
stosb byte es:[edi], al
adc byte [edx + 0x5daaaaaa], al
dec eax
test eax, 0xa62b2162
stosb byte es:[edi], al
stosb byte es:[edi], al
stosb byte es:[edi], al
test eax, 0xc2fafa6f
xchg byte [edi], ch
movsb byte es:[edi], byte [esi]
stosb byte es:[edi], al
ret 0x2337
Function at 0x432003
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
call 0x43200c
nop
nop
pop eax
nop
nop
nop
nop
add eax, 0x40729f
nop
sub eax, 0x407245
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
nop
jl 0x432030
nop
nop
add eax, 0xc
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43201e
nop
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x401000
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x46d020]
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 0x401052
mov eax, dword [esp]
cmp al, 2
jne 0x40104c
shr eax, 8
cmp al, 2
jne 0x40104c
xor eax, eax
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.00439fce
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
xor ecx, esp
mov eax, 2
call fcn.00439fce
add esp, 0x194
ret
Function at 0x40b2a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
push 0
push eax
push ecx
push edx
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x40b2d2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov ecx, dword [esp + 0x10]
mov dword [ecx], eax
xor eax, eax
ret

Function at 0x40b410
Capabilities:
Write file on windows

Disassembly:
mov ecx, dword [esi + 0x1a8]
test ecx, ecx
je 0x40b42b
mov edx, dword [esi + 0x134]
push edx
push edi
push ebx
push eax
push esi
call ecx
add esp, 0x14
ret
test eax, eax
jl 0x40b45f
cmp eax, 2
jg 0x40b45f
mov ecx, dword [esi + 0x130]
push ecx
push 1
lea edx, [eax + eax*2 + 0x454f00]
push 2
push edx
call fcn.0043b6f7
mov eax, dword [esi + 0x130]
push eax
push 1
push edi
push ebx
call fcn.0043b6f7
add esp, 0x20
xor eax, eax
ret

Function at 0x40b770
Capabilities:
Send data
Send data on socket

Disassembly:
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0xc]
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
mov eax, dword [esi + eax*4 + 0x154]
push edi
push 0
push ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [esp + 0x20]
mov edi, eax
mov dword [ebx], 0
cmp edi, 0xffffffff
jne 0x40b7ed
push ebp
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebp, eax
cmp ebp, 0x2733
jne 0x40b7c4
pop ebp
pop edi
pop esi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
ret
push ebp
push esi
call fcn.004106c0
push eax
mov eax, dword [esi]
push str.Send_failure:__s
push eax
call fcn.0040b5f0
mov ecx, dword [esi]
add esp, 0x14
mov dword [ecx + 0x860c], ebp
mov dword [ebx], 0x37
mov eax, edi
pop ebp
pop edi
pop esi
pop ebx
ret

Function at 0x40d100
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x14
xor eax, eax
cmp dword [esi + 0x46c], eax
push 4
lea ecx, [esp + 4]
push ecx
setne al
push 8
push 0xffff
push edi
mov dword [esp + 0x14], eax
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x40d13e
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.0040b560
add esp, 0xc
add esp, 0x14
ret
mov edx, dword [esi + 0x470]
push edx
mov dword [esp + 0xc], 1
call fcn.00423dc0
imul eax, eax, 0x3e8
mov dword [esp + 4], eax
mov dword [esp + 0x10], eax
mov eax, dword [esi + 0x474]
push eax
call fcn.00423dc0
imul eax, eax, 0x3e8
add esp, 8
push 0
push 0
lea ecx, [esp + 0xc]
push ecx
push 0
push 0
push 0xc
lea edx, [esp + 0x20]
push edx
push 0x98000004
push edi
mov dword [esp + 0x24], eax
mov dword [esp + 0x34], eax
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x40d1b7
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.0040b560
add esp, 0x10
add esp, 0x14
ret
Function at 0x40d7b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x10c
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0x108], eax
push ebp
mov ebp, dword [esp + 0x114]
cmp dword [ebp + 0x8c], 2
push edi
mov edi, dword [ebp]
mov dword [esp + 0xc], edi
je 0x40d925
cmp dword [ebp + 0x1d8], 0
push ebx
push esi
jne 0x40d91a
mov esi, dword [esp + 0x124]
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x9c]
push ecx
mov ebx, 0x80
push esi
mov dword [esp + 0x1c], ebx
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x40d83c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.004106c0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push edi
call fcn.0040b5f0
add esp, 0x18
jmp 0x40d923
push ebx
lea edx, [esp + 0x1c]
push 0
push edx
mov dword [esp + 0x1c], ebx
call fcn.0043be20
add esp, 0xc
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x1c]
push ecx
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x40d889
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.004106c0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.0040b5f0
add esp, 0x18
jmp 0x40d923
lea edi, [ebp + 0xb8]
lea ebx, [ebp + 0xe8]
lea esi, [esp + 0x98]
call fcn.0040d770
test eax, eax
jne 0x40d8ca
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.004106c0
mov edx, dword [esp + 0x1c]
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push edx
call fcn.0040b5f0
add esp, 0x18
jmp 0x40d923
lea edi, [ebp + 0x58]
mov ecx, 0xb
lea esi, [ebp + 0xb8]
rep movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
lea ebx, [ebp + 0x11c]
lea edi, [ebp + 0xec]
lea esi, [esp + 0x18]
call fcn.0040d770
test eax, eax
jne 0x40d91a
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.004106c0
push eax
mov eax, dword [esp + 0x20]
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push eax
call fcn.0040b5f0
add esp, 0x18
jmp 0x40d923
push ebp
call fcn.0040d710
add esp, 4
pop esi
pop ebx
mov ecx, dword [esp + 0x110]
pop edi
pop ebp
xor ecx, esp
call fcn.00439fce
add esp, 0x10c
ret

Function at 0x40d940
Capabilities:
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, dword [edi]
mov eax, dword [esi + 0x364]
push 4
lea ecx, [esp + 8]
push ecx
push 1
push 6
push edx
mov dword [esp + 0x18], eax
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x40d983
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004106c0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0040b560
add esp, 0x14
pop esi
pop ecx
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.0040b560
add esp, 8
pop esi
pop ecx
ret
Function at 0x40d9a0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xac
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0xa8], eax
mov eax, dword [0x46e670]
mov dword [esp], 0x4020
mov dword [esp + 4], 0
mov dword [esp + 8], 4
test eax, eax
jne 0x40da43
push 0x9c
push eax
lea eax, [esp + 0x14]
push eax
call fcn.0043be20
add esp, 0xc
push 3
push 2
push 0
push 0
mov dword [esp + 0x1c], 0x9c
mov dword [esp + 0x20], 6
call dword [sym.imp.KERNEL32.dll_VerSetConditionMask]
push edx
push eax
push 2
lea ecx, [esp + 0x18]
push ecx
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
test eax, eax
je 0x40da37
mov dword [0x46e670], 2
mov ecx, dword [esp + 0xa8]
xor ecx, esp
call fcn.00439fce
add esp, 0xac
ret
mov dword [0x46e670], 1
jmp 0x40da48
cmp eax, 2
je 0x40da92
push esi
mov esi, dword [esp + 0xb4]
lea edx, [esp + 0xc]
push edx
lea eax, [esp + 0xc]
push eax
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x40da79
mov ecx, dword [esp + 8]
cmp ecx, dword [esp + 4]
jg 0x40da91
push 4
lea edx, [esp + 8]
push edx
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_setsockopt]
pop esi
mov ecx, dword [esp + 0xa8]
xor ecx, esp
call fcn.00439fce
add esp, 0xac
ret

Function at 0x40dad0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 8
push esi
push edi
mov edi, dword [esp + 0x14]
mov esi, dword [edi + 0x5d0]
test esi, esi
je 0x40db29
mov eax, dword [edi + 0x44]
test eax, eax
jne 0x40daef
cmp dword [edi + 0x40], eax
je 0x40db29
mov dword [esp + 8], esi
mov dword [esp + 0xc], 0
test eax, eax
jne 0x40db02
mov eax, dword [edi + 0x40]
push 0x40dab0
lea ecx, [esp + 0xc]
add eax, 0x60
push ecx
push eax
call fcn.004296b0
add esp, 0xc
cmp dword [esp + 0xc], 0
jne 0x40db32
mov dword [edi + 0x5d0], 0
pop edi
or eax, 0xffffffff
pop esi
add esp, 8
ret
mov eax, dword [esp + 0x18]
test eax, eax
je 0x40db3c
mov dword [eax], esi
cmp dword [esi + 0x17c], 0
mov edi, dword [esi + 0x154]
jne 0x40db29
push 2
push 1
lea edx, [esp + 0x1c]
push edx
push edi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
je 0x40db29
mov eax, edi
pop edi
pop esi
add esp, 8
ret
Function at 0x40e4e0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
mov edx, dword [esp + 0x18]
push ebx
push ebp
lea ecx, [esp + 0x10]
push ecx
mov ecx, dword [esp + 0x1c]
xor ebx, ebx
mov dword [eax], ebx
mov eax, dword [esp + 0x20]
push edx
push eax
push ecx
mov dword [esp + 0x18], ebx
xor ebp, ebp
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 0xc], eax
cmp eax, ebx
jne 0x40e691
push edi
mov edi, dword [esp + 0x14]
cmp edi, ebx
je 0x40e66f
push esi
jmp 0x40e530
cmp dword [edi + 4], 2
jne 0x40e5e8
cmp dword [edi + 0x18], ebx
je 0x40e5e8
mov eax, dword [edi + 0x10]
cmp eax, ebx
jbe 0x40e5e8
cmp eax, 0x10
jb 0x40e5e8
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
cmp esi, ebx
je 0x40e5f5
mov edx, dword [edi]
mov dword [esi], edx
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov ecx, dword [edi + 8]
mov dword [esi + 8], ecx
mov edx, dword [edi + 0xc]
push 0x10
mov dword [esi + 0xc], edx
mov dword [esi + 0x10], 0x10
mov dword [esi + 0x18], ebx
mov dword [esi + 0x14], ebx
mov dword [esi + 0x1c], ebx
call dword [section..data]
add esp, 4
mov dword [esi + 0x18], eax
cmp eax, ebx
je 0x40e5ff
mov ecx, dword [edi + 0x18]
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov edx, dword [ecx + 8]
mov dword [eax + 8], edx
mov ecx, dword [ecx + 0xc]
mov dword [eax + 0xc], ecx
mov eax, dword [edi + 0x14]
cmp eax, ebx
je 0x40e5d5
push eax
call dword [0x46d00c]
add esp, 4
mov dword [esi + 0x14], eax
cmp eax, ebx
je 0x40e613
cmp dword [esp + 0x10], ebx
jne 0x40e5df
mov dword [esp + 0x10], esi
cmp ebp, ebx
je 0x40e5e6
mov dword [ebp + 0x1c], esi
mov ebp, esi
mov edi, dword [edi + 0x1c]
cmp edi, ebx
jne 0x40e530
jmp 0x40e62f
mov dword [esp + 0x14], 8
jmp 0x40e62f
push esi
mov dword [esp + 0x18], 8
call dword [0x46d004]
add esp, 4
jmp 0x40e62f
mov edx, dword [esi + 0x18]
push edx
mov dword [esp + 0x18], 8
call dword [0x46d004]
push esi
call dword [0x46d004]
add esp, 8
mov eax, dword [esp + 0x18]
pop esi
cmp eax, ebx
je 0x40e63f
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
cmp dword [esp + 0x10], ebx
je 0x40e669
mov eax, dword [esp + 0xc]
push eax
call fcn.0040e4a0
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x14]
add esp, 4
pop edi
mov ecx, ebx
pop ebp
mov dword [esp + 4], ebx
mov dword [edx], ecx
pop ebx
add esp, 0xc
ret
cmp dword [esp + 0xc], ebx
jne 0x40e682
push 0x2af9
mov dword [esp + 0x14], 0x2af9
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x10]
mov dword [edx], ecx
pop edi
pop ebp
pop ebx
add esp, 0xc
ret

Function at 0x40fcb0
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.0043e0e6
add esp, 0x18
test eax, eax
je 0x40fcd3
cmp eax, 0xffffffff
jne 0x40fcd5
xor eax, eax
ret
Function at 0x417f20
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esi + 0x10]
mov ecx, dword [eax]
push str.Connected_for_receive
push 0x455118
push ecx
call fcn.0040b560
add esp, 0xc
mov eax, esi
mov dword [esi], 1
call fcn.004170e0
test eax, eax
jne 0x417f50
mov eax, esi
jmp fcn.00417570
ret
Function at 0x418360
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
mov ebx, dword [ebp]
push esi
mov esi, dword [ebp + 0x400]
push edi
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
mov edx, dword [esi + 0x154]
mov eax, dword [esi + 0x15c]
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esi + 0x14]
push 0
add edx, 4
lea edi, [esi + 0x15c]
push edx
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x4183ef
mov edx, dword [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
lea ecx, [esi + 0xc8]
push ecx
call fcn.0043c4a0
mov edx, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], edx
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x41842a
push str.Received_too_short_packet
push ebx
call fcn.0040b5f0
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00439fce
add esp, 0x88
ret
mov eax, edi
call fcn.00417280
movzx eax, ax
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x418443
jmp dword [eax*4 + 0x41852c]
cmp edx, 4
jle case.0x418443.4
mov eax, edi
call fcn.00417290
movzx ecx, word [esi + 0x40]
inc ecx
cmp cx, ax
jne case.0x418443.4
add edx, 0xfffffffc
push edx
mov edx, dword [edi]
add edx, 4
push edx
push 1
push ebp
call fcn.0040bab0
mov edi, eax
add esp, 0x10
test edi, edi
je 0x418496
mov ecx, 5
mov eax, esi
call fcn.004182e0
mov eax, edi
jmp 0x418411
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0x70], eax
mov ecx, dword [ebx + 0x70]
adc dword [ebx + 0x74], edx
mov eax, dword [ebx + 0x74]
push eax
push ecx
push ebx
call fcn.00426c20
jmp 0x418502
mov eax, edi
call fcn.00417290
movzx edx, ax
mov eax, dword [edi]
add eax, 4
push eax
push 0x455118
push ebx
mov dword [esi + 8], edx
call fcn.0040b560
jmp 0x418502
mov ecx, dword [edi]
add edx, 0xfffffffe
push edx
add ecx, 2
push ecx
push esi
call fcn.00417320
add esp, 0xc
test eax, eax
je case.0x418443.4
jmp 0x418411
push str.Internal_error:_Unexpected_packet
push 0x454f40
push ebx
call fcn.0040b5f0
add esp, 0xc
push ebp
call fcn.00426d10
add esp, 4
test eax, eax
je 0x41840f
mov ecx, 5
mov eax, esi
call fcn.004182e0
mov eax, 0x2a
jmp 0x418411

Function at 0x419d80
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 2
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x419db5
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.0040b5f0
add esp, 0xc
jmp 0x419dee
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [esp]
cmp al, 2
jne 0x419de0
shr eax, 8
test al, al
jne 0x419de0
xor eax, eax
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.00439fce
add esp, 0x194
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.0040b5f0
add esp, 8
mov ecx, dword [esp + 0x190]
xor ecx, esp
mov eax, 2
call fcn.00439fce
add esp, 0x194
ret
Function at 0x419f80
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov edx, dword [edi + 0x154]
mov al, byte [esp + 8]
push esi
mov esi, dword [edi]
push 0
push 3
lea ecx, [esp + 0xc]
push ecx
push edx
mov byte [esp + 0x14], 0xff
mov byte [esp + 0x15], al
mov byte [esp + 0x16], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x419fc4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.0040b5f0
add esp, 0xc
mov esi, dword [esp + 0xc]
mov ecx, dword [edi]
push str.SENT
mov eax, ebx
call fcn.00419e80
add esp, 4
pop esi
pop ecx
ret
Function at 0x41a8f0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x90c
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0x908], eax
push ebx
push ebp
push esi
push edi
push 0x7f
lea eax, [esp + 0x9d]
mov ebx, ecx
push 0
push eax
mov dword [esp + 0x20], ebx
mov byte [esp + 0xa4], 0
call fcn.0043be20
push 0x7f
lea ecx, [esp + 0x29]
push 0
push ecx
mov byte [esp + 0x30], 0
call fcn.0043be20
mov ebp, dword [ebx]
mov edi, dword [ebp + 0x128]
mov edx, dword [edi + 0x1eb4]
sub edx, dword [edi + 0x1eb0]
lea eax, [edi + 0x1cb0]
add edx, 2
push edx
push 0x3c
mov esi, ebp
mov dword [esp + 0x30], ebp
call fcn.0041a310
mov eax, dword [edi + 0x1eb0]
movzx ecx, byte [eax]
inc eax
add esp, 0x20
mov dword [edi + 0x1eb0], eax
cmp ecx, 0x18
je 0x41aad8
cmp ecx, 0x23
je 0x41aab2
cmp ecx, 0x27
jne 0x41ab6a
push 0
push ecx
push 0xfa
push 0xff
push 0x458200
lea eax, [esp + 0x12c]
push 0x800
push eax
call fcn.0040f180
mov esi, dword [edi + 0x1cac]
add esp, 0x1c
mov ebp, 4
test esi, esi
je 0x41aa46
lea esp, [esp]
mov ebx, dword [esi]
mov eax, ebx
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x41a9d7
sub eax, edx
lea edi, [eax + ebp + 1]
cmp edi, 0x7fa
jae 0x41aa3b
lea ecx, [esp + 0x18]
push ecx
lea edx, [esp + 0x9c]
push edx
push str._127_____127s
push ebx
call fcn.0043aa7a
add esp, 0x10
test eax, eax
je 0x41aa3b
lea eax, [esp + 0x18]
push eax
push 1
lea ecx, [esp + 0xa0]
push ecx
push 0
mov edx, 0x800
push str._c_s_c_s
sub edx, ebp
push edx
lea eax, [esp + ebp + 0x130]
push eax
call fcn.0040f180
add esp, 0x1c
mov ebp, edi
mov esi, dword [esi + 4]
test esi, esi
jne 0x41a9d0
mov ebx, dword [esp + 0x14]
push 0xf0
push 0xff
mov ecx, 0x800
push 0x4581dc
sub ecx, ebp
push ecx
lea edx, [esp + ebp + 0x128]
push edx
call fcn.0040f180
mov ecx, dword [ebx + 0x154]
add esp, 0x14
push 0
add ebp, 2
push ebp
lea eax, [esp + 0x120]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x41aaa5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, dword [esp + 0x10]
push eax
push str.Sending_data_failed___d_
push edx
call fcn.0040b5f0
add esp, 0xc
mov esi, dword [esp + 0x10]
add ebp, 0xfffffffe
push ebp
jmp 0x41ab59
lea ecx, [edi + 0x1c28]
mov eax, ecx
lea esi, [eax + 1]
lea ecx, [ecx]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x41aac0
push 0xf0
push 0xff
push ecx
push 0
push 0x23
jmp 0x41aaf9
lea ecx, [edi + 0x1c08]
mov eax, ecx
lea esi, [eax + 1]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x41aae3
push 0xf0
push 0xff
push ecx
push 0
push 0x18
push 0xfa
push 0xff
sub eax, esi
push str._c_c_c_c_s_c_c
lea edi, [eax + 6]
lea eax, [esp + 0x138]
push 0x800
push eax
call fcn.0040f180
mov edx, dword [ebx + 0x154]
add esp, 0x28
push 0
push edi
lea ecx, [esp + 0x120]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x41ab53
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebp
call fcn.0040b5f0
add esp, 0xc
add edi, 0xfffffffe
mov esi, ebp
push edi
push 0x3e
lea eax, [esp + 0x122]
call fcn.0041a310
add esp, 8
mov ecx, dword [esp + 0x918]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00439fce
add esp, 0x90c
ret
Function at 0x41acf0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
mov eax, dword [eax]
push ebx
mov ebx, dword [eax + 0x128]
mov dword [esp + 4], eax
jne 0x41ae59
push ebp
push esi
push edi
lea edi, [ebx + 0x1cb0]
lea ebp, [ebx + 0x1eb0]
mov dword [ebp], edi
cmp edi, ebp
jae 0x41ad29
mov byte [edi], 0xff
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad36
mov byte [eax], 0xfa
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad43
mov byte [eax], 0x1f
inc dword [ebp]
movzx ecx, word [ebx + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push ecx
call esi
movzx edx, ax
movzx eax, word [ebx + 0x1caa]
push eax
mov dword [esp + 0x20], edx
call esi
movzx ecx, ax
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad77
mov dl, byte [esp + 0x1c]
mov byte [eax], dl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad87
mov dl, byte [esp + 0x1d]
mov byte [eax], dl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad93
mov byte [eax], cl
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41ad9f
mov byte [eax], ch
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41adac
mov byte [eax], 0xff
inc dword [ebp]
mov eax, dword [ebp]
cmp eax, ebp
jae 0x41adb9
mov byte [eax], 0xf0
inc dword [ebp]
mov eax, dword [ebp]
mov esi, dword [esp + 0x10]
mov ecx, eax
sub ecx, edi
sub ecx, 2
push ecx
mov dword [ebx + 0x1eb4], eax
lea eax, [ebx + 0x1cb2]
push 0x3e
mov dword [ebp], edi
call fcn.0041a310
mov ebp, dword [sym.imp.WS2_32.dll_send]
add esp, 8
push 0
push 3
push edi
mov edi, dword [esp + 0x24]
mov edx, dword [edi + 0x154]
push edx
call ebp
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jge 0x41ae18
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.0040b5f0
add esp, 0xc
lea ecx, [ebx + 0x1cb3]
push 4
push ecx
call fcn.0041ab90
mov edx, dword [edi + 0x154]
add esp, 8
push 0
push 2
add ebx, 0x1cb7
push ebx
push edx
call ebp
test eax, eax
jge 0x41ae56
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.0040b5f0
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x41b8a0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x18
mov eax, dword [0x46d020]
xor eax, esp
mov dword [esp + 0x14], eax
push ebx
mov ebx, dword [esi + 0x158]
push ebp
mov ebp, dword [esi]
push edi
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 0x14]
push ecx
push ebx
or edi, 0xffffffff
mov dword [esp + 0x18], 0x10
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x41b8f4
lea edx, [esp + 0xc]
push edx
lea eax, [esp + 0x14]
push eax
push ebx
mov dword [esp + 0x18], 0x10
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push ebx
push esi
call fcn.0040db70
add esp, 8
cmp edi, 0xffffffff
jne 0x41b928
push str.Error_accept__ing_server_connect
push ebp
call fcn.0040b5f0
add esp, 8
pop edi
pop ebp
mov eax, 0x1e
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.00439fce
add esp, 0x18
ret
push str.Connection_accepted_from_server_n
push ebp
call fcn.0040b560
push 1
push edi
mov dword [esi + 0x158], edi
call fcn.0042a940
mov dword [esi + 0x168], 1
mov eax, dword [ebp + 0x1b0]
add esp, 0x10
test eax, eax
je 0x41b996
mov ecx, dword [ebp + 0x1b4]
push 1
push edi
push ecx
call eax
add esp, 0xc
test eax, eax
je 0x41b996
push edi
push esi
call fcn.0040db70
add esp, 8
pop edi
pop ebp
mov dword [esi + 0x158], 0xffffffff
mov eax, 0x2a
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.00439fce
add esp, 0x18
ret
mov ecx, dword [esp + 0x20]
pop edi
pop ebp
pop ebx
xor ecx, esp
xor eax, eax
call fcn.00439fce
add esp, 0x18
ret