joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4f0ac0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x6b1a94]
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 + 0x48c], 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 0x4f0b1d
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.004eeed0
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
push dword [esi + 0x490]
mov dword [ebp - 0x10], 1
call fcn.00500410
push dword [esi + 0x494]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.00500410
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 0x4f0b8d
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.004eeed0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
Function at 0x4f30e0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
nop dword [eax + eax]
mov ecx, esi
xor eax, eax
and ecx, 1
mov edx, esi
or ecx, eax
je 0x4f3110
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f3116
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f3133
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f3139
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f3156
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f315c
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f3179
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f317f
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f319c
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f31a2
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f31bf
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f31c5
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f31e2
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f31e8
shrd edx, eax, 1
shr eax, 1
mov ecx, edx
and ecx, 1
or ecx, 0
je 0x4f3205
shrd edx, eax, 1
shr eax, 1
xor edx, 0xd7870f42
xor eax, 0xc96c5795
jmp 0x4f320b
shrd edx, eax, 1
shr eax, 1
mov dword [edi + esi*8], edx
mov dword [edi + esi*8 + 4], eax
inc esi
cmp esi, 0x100
jb 0x4f30f0
lea esi, [edi + 0x1000]
mov ebx, 0x100
nop word [eax + eax]
mov edx, dword [esi - 0x1000]
lea esi, [esi + 8]
mov ecx, dword [esi - 0x1004]
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi - 0x804], ecx
mov dword [esi - 0x808], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi - 4], ecx
mov dword [esi - 8], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi + 0x7fc], ecx
mov dword [esi + 0x7f8], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi + 0xffc], ecx
mov dword [esi + 0xff8], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi + 0x17fc], ecx
mov dword [esi + 0x17f8], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor ecx, dword [edi + eax*8 + 4]
xor edx, dword [edi + eax*8]
mov dword [esi + 0x1ffc], ecx
mov dword [esi + 0x1ff8], edx
movzx eax, dl
shrd edx, ecx, 8
shr ecx, 8
xor edx, dword [edi + eax*8]
xor ecx, dword [edi + eax*8 + 4]
mov dword [esi + 0x27f8], edx
mov dword [esi + 0x27fc], ecx
sub ebx, 1
jne 0x4f3230
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4f3bf0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0x10]
xor dl, dl
test esi, esi
je 0x4f3c17
mov eax, dword [esp + 8]
push edi
mov edi, dword [esp + 0x10]
sub edi, eax
mov cl, byte [edi + eax]
lea eax, [eax + 1]
xor cl, byte [eax - 1]
or dl, cl
sub esi, 1
jne 0x4f3c06
pop edi
movzx eax, dl
pop esi
ret

Function at 0x4f3d60
Capabilities:
Access the windows event log
Write file on windows

Disassembly:
mov eax, 0x108
call fcn.005c98e0
mov eax, dword [0x6b1a94]
xor eax, esp
mov dword [esp + 0x104], eax
push esi
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
mov esi, eax
test esi, esi
je 0x4f3dff
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
test eax, eax
je 0x4f3dff
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0x100
push eax
call fcn.00403550
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005eb46c
add esp, 0x1c
or ecx, 0xffffffff
test eax, eax
cmovs eax, ecx
lea ecx, [esp + 4]
push 0
push ecx
test eax, eax
mov ecx, 0x100
cmovs eax, ecx
push eax
lea eax, [esp + 0x14]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.005c8db3
add esp, 0x108
ret
lea eax, [esp + 0x114]
push eax
push 0
push dword [esp + 0x118]
lea eax, [esp + 0x14]
push 0xff
push eax
call fcn.00403550
mov ecx, dword [eax]
push dword [eax + 4]
or ecx, 1
push ecx
call fcn.005eb46c
add esp, 0x1c
mov byte [esp + 0x107], 0
call fcn.004f3c20
test eax, eax
jle 0x4f3e93
push str.OpenSSL
push 0
call dword [sym.imp.ADVAPI32.dll_RegisterEventSourceA]
mov esi, eax
test esi, esi
je 0x4f3ea7
push 0
lea eax, [esp + 0xc]
mov dword [esp + 8], eax
lea eax, [esp + 8]
push eax
push 0
push 1
push 0
push 0
push 0
push 1
push esi
call dword [sym.imp.ADVAPI32.dll_ReportEventA]
push esi
call dword [sym.imp.ADVAPI32.dll_DeregisterEventSource]
pop esi
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.005c8db3
add esp, 0x108
ret
push 0x10
push str.OpenSSL:_FATAL
lea eax, [esp + 0x10]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [esp + 0x108]
pop esi
xor ecx, esp
call fcn.005c8db3
add esp, 0x108
ret
Function at 0x5003d0
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.00500420
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.006019b4

Function at 0x501580
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 0x5016fb
push edi
mov edi, dword [ebp - 8]
test edi, edi
je 0x5016e7
push esi
nop dword [eax]
cmp dword [edi + 4], 2
jne 0x501678
cmp dword [edi + 0x18], 0
je 0x501678
mov eax, dword [edi + 0x10]
test eax, eax
je 0x501678
cmp eax, 0x10
jb 0x501678
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
je 0x5016dc
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 [section..data]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x5016cb
mov ecx, dword [edi + 0x18]
movups xmm0, xmmword [ecx]
movups xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x501666
push eax
call dword [0x6a900c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x5016b1
mov eax, dword [ebp - 4]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x501675
mov dword [eax + 0x1c], esi
mov dword [ebp - 4], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x5015c0
mov edi, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
pop esi
test eax, eax
je 0x501695
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x5016e3
push ebx
call fcn.00501540
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 [0x6a9004]
push esi
call dword [0x6a9004]
add esp, 8
jmp 0x501686
push esi
mov edi, 8
call dword [0x6a9004]
add esp, 4
jmp 0x501686
mov edi, 8
jmp 0x501686
test ebx, ebx
jne 0x5016f3
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 0x501920
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.005f8604
add esp, 0x18
test eax, eax
je 0x501942
cmp eax, 0xffffffff
jne 0x501944
xor eax, eax
pop ebp
ret
Function at 0x50c770
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x6b1a94]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x18]
push edi
push ecx
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x18], 0x10
mov eax, dword [esi + 0x1a4]
or edi, 0xffffffff
mov ebx, dword [esi]
push ecx
push eax
mov dword [ebp - 0x1c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x50c7c8
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push dword [ebp - 0x1c]
push esi
call fcn.004ef5d0
add esp, 8
cmp edi, 0xffffffff
jne 0x50c7fd
push str.Error_accept__ing_server_connect
push ebx
call fcn.004eee30
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.004eeed0
push 1
mov byte [esi + 0x290], 0
push edi
mov dword [esi + 0x1a4], edi
call fcn.00517970
mov byte [esi + 0x1b1], 1
add esp, 0x10
mov eax, dword [ebx + 0x198]
test eax, eax
je 0x50c862
push 1
push edi
push dword [ebx + 0x19c]
call eax
add esp, 0xc
test eax, eax
je 0x50c862
push esi
call fcn.0050ccd0
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.005c8db3
mov esp, ebp
pop ebp
ret

Function at 0x50ec70
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
mov eax, 0x51eb851f
imul ecx
push ebx
sar edx, 5
push esi
mov eax, edx
xor esi, esi
push edi
mov edi, dword [ebp + 8]
shr eax, 0x1f
add eax, edx
mov ebx, dword [edi]
cmp eax, 2
je 0x50ecac
push str.Couldnt_set_desired_mode
push ebx
call fcn.004eee30
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x50ecc3
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push ebx
call fcn.004eeed0
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x50ecdb
push edi
call fcn.0050ea10
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x50ecf0
push edi
call fcn.0050db00
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x50ed05
push edi
call fcn.0050e9f0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x50ed15
push edi
call fcn.0050eb50
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebx
pop ebp
ret
Function at 0x511310
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x6b1a94]
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 0x51135d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004eee30
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x511385
shr eax, 8
test al, al
jne 0x511385
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004eee30
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.005c8db3
mov esp, ebp
pop ebp
ret

Function at 0x511bc0
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 + 0x1a0]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x511c08
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004eee30
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.005114a0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x511ce0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
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 0x511e2c
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x511d15
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d20
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d2b
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
movzx eax, ax
mov dword [ebp + 0xc], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [ebp + 0xc]
movzx edx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x511d5c
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d66
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d70
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d7a
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d85
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x511d90
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.005115a0
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x511de8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004eee30
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.00511c20
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x511e2b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004eee30
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x511f90
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x6b1a94]
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.005e27b0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005e27b0
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.005115a0
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x512178
cmp ecx, 0x23
je 0x512154
cmp ecx, 0x27
jne 0x512206
push 0
push ecx
push 0xfa
push 0xff
push 0x637534
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004f0ee0
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x5120f1
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x512077
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x5120df
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00474850
add esp, 0x10
test eax, eax
je 0x5120df
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.004f0ee0
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x512070
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.004f0ee0
add esp, 0x14
lea eax, [ebp - 0x904]
add edi, 2
push 0
push edi
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x51214c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004eee30
add esp, 0xc
lea eax, [edi - 2]
jmp 0x5121f3
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x512160
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x512199
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x512183
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.004f0ee0
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a0]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5121f0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004eee30
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.005115a0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
Function at 0x512e60
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x6b1a94]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x470]
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 0x512ef3
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.005e2230
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x512f26
push str.Received_too_short_packet
push edi
call fcn.004eee30
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.005c8db3
mov esp, ebp
pop ebp
ret
push ebx
call fcn.00512a50
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x512f41
jmp dword [eax*4 + 0x513058]
cmp edx, 4
jle case.0x512f41.4
push ebx
call fcn.00512a30
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x512f41.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004eed20
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x512fa6
push 5
push esi
call fcn.00513780
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
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.004ff4e0
jmp 0x51301e
push ebx
call fcn.00512a30
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x623858
push edi
call fcn.004eeed0
add esp, 0x10
jmp case.0x512f41.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.00512c00
add esp, 0xc
test eax, eax
je case.0x512f41.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005c8db3
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x6873b4
push edi
call fcn.004eee30
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004ff850
add esp, 4
test eax, eax
je 0x512f13
push 5
push esi
call fcn.00513780
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.005c8db3
mov esp, ebp
pop ebp
ret