joyce8/EMBER2024-capa huggingface dataset:
Function at 0x498d80
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
cmp dword [esi + 0x90], 2
mov ebx, dword [esi]
je 0x498f8c
test dword [esi + 0x284], 0x8000002
push edi
jne 0x498f82
mov edi, dword [ebp + 0xc]
lea eax, [ebp - 0x188]
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 0x498e19
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004c1130
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.00497760
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x104]
mov dword [ebp - 0x188], 0x80
push 0
push eax
call fcn.0045ef40
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x104]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x498e8d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push esi
call fcn.004c1130
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.00497760
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
lea eax, [esi + 0x138]
push eax
lea edi, [esi + 0x10a]
lea eax, [ebp - 0x184]
push edi
push eax
call fcn.00499550
add esp, 0xc
test al, al
jne 0x498ef1
call fcn.0046bf90
mov esi, eax
call fcn.0046bf90
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push dword [esi]
call fcn.004c1130
push eax
push dword [edi]
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00497760
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
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
lea eax, [ebp - 0x104]
push eax
call fcn.00499550
add esp, 0xc
test al, al
jne 0x498f82
call fcn.0046bf90
mov esi, eax
call fcn.0046bf90
mov edi, eax
lea eax, [ebp - 0x84]
push 0x80
push eax
push dword [esi]
call fcn.004c1130
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00497760
add esp, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push esi
call fcn.004989e0
add esp, 4
pop edi
mov ecx, dword [ebp - 4]
pop esi
xor ecx, ebp
pop ebx
call fcn.00448575
mov esp, ebp
pop ebp
ret
Function at 0x499980
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0xc]
push 4
mov eax, dword [esi + 0xa90]
shr eax, 0xc
and eax, 1
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 0x4999de
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.00497840
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push dword [esi + 0xa50]
mov dword [ebp - 0x10], 1
call fcn.00499c70
push dword [esi + 0xa54]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.00499c70
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 0x499a4e
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.00497840
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.00448575
mov esp, ebp
pop ebp
ret

Function at 0x499a60
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x61c554]
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 0x499ad3
push 0x80
lea eax, [ebp - 0x84]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004c1130
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.00497840
add esp, 0x18
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.00497840
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
pop esi
call fcn.00448575
mov esp, ebp
pop ebp
ret

Function at 0x499c50
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.00499c80
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.00480e98
Function at 0x499ee0
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_GetModuleHandleA]
mov dword [ebp - 4], eax
test eax, eax
jne 0x499f00
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push str.LoadLibraryExA
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x5ba0a0
push esi
mov dword [ebp - 8], ebx
call fcn.005978c2
add esp, 8
test eax, eax
je 0x499f4c
test ebx, ebx
je 0x499f3c
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_LoadLibraryA]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x499f75
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x499f75
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_GetSystemDirectoryA]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x49a020
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499f91
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x61d000]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x49a016
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x49a016
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499fc2
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x499fe0
sub ecx, edx
add ecx, ebx
sub ecx, esi
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x499ff0
mov eax, dword [ebp - 8]
test eax, eax
je 0x49a00d
push 8
push 0
push ebx
call eax
jmp 0x49a014
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x61d004]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret

Function at 0x49a190
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
test byte [ebp + 8], 2
je 0x49a1e9
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x49a1d6
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x49a1d0
shr eax, 8
cmp al, 2
je 0x49a1e9
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, 2
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push 3
push 2
push 0
push 6
call fcn.0049a030
add esp, 0x10
test al, al
je 0x49a21f
push 0x634db0
mov byte [0x634dac], 1
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
mov byte [0x634dac], 0
call fcn.00448575
mov esp, ebp
pop ebp
ret
Function at 0x4a6d80
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 0x14]
push ebx
xor ebx, ebx
mov dword [ebp - 8], ebx
mov dword [eax], ebx
lea eax, [ebp - 0xc]
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 - 0x10], eax
test eax, eax
jne 0x4a6f14
push edi
mov edi, dword [ebp - 0xc]
test edi, edi
je 0x4a6f00
push esi
nop dword [eax]
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4a6dcf
mov eax, 0x10
jmp 0x4a6ddd
cmp eax, 0x17
jne 0x4a6e91
mov eax, 0x1c
cmp dword [edi + 0x18], 0
mov dword [ebp - 4], eax
je 0x4a6e91
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x4a6e91
cmp ecx, eax
jb 0x4a6e91
push 0x20
call dword [0x61d000]
mov esi, eax
add esp, 4
test esi, esi
je 0x4a6ef5
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]
mov dword [esi + 0xc], eax
mov eax, dword [ebp - 4]
push eax
mov dword [esi + 0x10], eax
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x61d000]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4a6ee4
push dword [ebp - 4]
push dword [edi + 0x18]
push eax
call fcn.0045e000
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x4a6e7f
push eax
call dword [0x61d00c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4a6eca
mov eax, dword [ebp - 8]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4a6e8e
mov dword [eax + 0x1c], esi
mov dword [ebp - 8], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4a6dc0
mov edi, dword [ebp - 0x10]
mov eax, dword [ebp - 0xc]
pop esi
test eax, eax
je 0x4a6eae
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x4a6efc
push ebx
call fcn.004a6d40
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 [0x61d004]
push esi
call dword [0x61d004]
add esp, 8
jmp 0x4a6e9f
push esi
mov edi, 8
call dword [0x61d004]
add esp, 4
jmp 0x4a6e9f
mov edi, 8
jmp 0x4a6e9f
test ebx, ebx
jne 0x4a6f0c
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 0x4a72c0
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.0046cf2c
add esp, 0x18
test eax, eax
je 0x4a72e2
cmp eax, 0xffffffff
jne 0x4a72e4
xor eax, eax
pop ebp
ret
Function at 0x4a92b0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1d0
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
cmp byte [0x632254], 0
push ebx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x160], ebx
jne 0x4a92e6
call fcn.004abf40
test al, al
je 0x4a92f7
mov byte [0x632254], 1
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x9c0]
test eax, eax
je 0x4a9318
push 0x400
push eax
call fcn.004fd6a0
add esp, 8
call fcn.004abf40
test al, al
jne 0x4a92e6
push esi
push edi
nop word [eax + eax]
mov esi, 2
mov dword [ebp - 0x150], 4
lea eax, [ebp - 0x44]
mov dword [ebp - 0x148], esi
mov dword [ebp - 0x14c], eax
nop
lea eax, [ebp - 0x190]
push eax
call fcn.0049c090
push 1
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x180], xmm0
movups xmmword [ebp - 0x170], xmm0
call fcn.00497680
movups xmm1, xmmword [ebp - 0x180]
add esp, 8
lea ecx, [esi - 1]
movaps xmm0, xmm1
psrldq xmm0, 4
movd eax, xmm0
push eax
movd eax, xmm1
push eax
push 0
push ecx
call fcn.00482e90
imul esi, dword [ebp - 0x168]
mov ebx, eax
lea eax, [ebp - 0x1a0]
mov dword [ebp - 0x154], edx
push eax
mov dword [ebp - 0x158], esi
call fcn.0049c090
mov eax, dword [eax + 8]
cdq
mov esi, eax
mov edi, edx
lea eax, [ebp - 0x1b0]
push eax
call fcn.0049c090
mov edx, dword [ebp - 0x148]
add esp, 8
inc edx
mov dword [ebp - 0x15c], edx
mov ecx, dword [eax]
mov eax, dword [eax + 4]
add ecx, esi
push 0
push edx
adc eax, edi
push eax
push ecx
call fcn.00482e90
shld edx, eax, 8
shl eax, 8
xor ebx, eax
mov eax, dword [ebp - 0x154]
xor eax, edx
mov dword [ebp - 0x170], ebx
mov dword [ebp - 0x16c], eax
lea eax, [ebp - 0x1c0]
push eax
call fcn.0049c090
lea esi, [eax + 8]
lea eax, [ebp - 0x1d0]
push eax
call fcn.0049c090
add esp, 8
mov ecx, dword [eax]
add ecx, dword [esi]
mov eax, dword [ebp - 0x148]
mov esi, dword [ebp - 0x15c]
add eax, 2
imul ecx, eax
mov eax, dword [ebp - 0x158]
mov dword [ebp - 0x148], esi
shl ecx, 0x10
xor eax, ecx
mov dword [ebp - 0x168], eax
mov eax, dword [ebp - 0x14c]
movups xmm0, xmmword [ebp - 0x170]
movups xmmword [eax], xmm0
add eax, 0x10
sub dword [ebp - 0x150], 1
mov dword [ebp - 0x14c], eax
jne 0x4a9340
movsd xmm0, qword [0x5bd7d0]
lea eax, [ebp - 0x44]
sub esp, 8
movsd qword [esp], xmm0
push 0x40
push eax
call fcn.004fd3b0
add esp, 0x10
call fcn.004abf40
test al, al
je 0x4a9320
lea eax, [ebp - 0x144]
mov byte [ebp - 0x144], 0
push 0x100
push eax
call fcn.004fd5d0
add esp, 8
cmp byte [ebp - 0x144], 0
pop edi
pop esi
je 0x4a94e3
lea eax, [ebp - 0x144]
push 0x400
push eax
call fcn.004fd6a0
add esp, 8
call fcn.004abf40
test al, al
jne 0x4a92e6
push str.libcurl_is_now_using_a_weak_random_seed__n
push dword [ebp - 0x160]
call fcn.00497840
add esp, 8
call fcn.004abf40
xor edx, edx
mov ecx, 0x23
test al, al
pop ebx
cmovne ecx, edx
mov eax, ecx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
Function at 0x4ad780
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.0047f4a0
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x4ad7e4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x4ad7e4
lea eax, [ebp - 0x108]
push eax
call dword [0x61d00c]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret

Function at 0x4ad800
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004ad780

Function at 0x4b32c0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x61c554]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x88]
push ecx
lea ecx, [ebp - 0x84]
mov dword [ebp - 0x88], 0x80
push ecx
mov eax, dword [edi + 0x1ac]
or esi, 0xffffffff
mov ebx, dword [edi]
push eax
mov dword [ebp - 0x8c], eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4b3333
lea eax, [ebp - 0x88]
mov dword [ebp - 0x88], 0x80
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp - 0x8c]
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push dword [ebp - 0x8c]
push edi
call fcn.004981b0
add esp, 8
cmp esi, 0xffffffff
jne 0x4b336b
push str.Error_accept__ing_server_connect
push ebx
call fcn.00497760
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.00497840
and dword [edi + 0x284], 0xfffff7ff
push 1
push esi
mov dword [edi + 0x1ac], esi
call fcn.004c1a40
add esp, 0x10
mov byte [edi + 0x1b9], 1
cmp dword [ebx + 0x610], 0
je 0x4b33ea
push 1
push ebx
call fcn.0048a980
mov eax, dword [ebx + 0x610]
push 1
push esi
push dword [ebx + 0x614]
call eax
push 0
push ebx
mov esi, eax
call fcn.0048a980
add esp, 0x1c
test esi, esi
je 0x4b33ea
push edi
call fcn.004b3830
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
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.00448575
mov esp, ebp
pop ebp
ret
Function at 0x4b57d0
Capabilities:
Check http status code

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0xc]
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
lea eax, [ecx - 0xc8]
mov edx, dword [edi]
cmp eax, 0x64
jb 0x4b57ff
push str.Couldnt_set_desired_mode
push edx
call fcn.00497760
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x4b5816
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.00497840
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4b582d
push edi
call fcn.004b5530
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x4b5841
push edi
call fcn.004b4570
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x4b5855
push edi
call fcn.004b5510
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x4b5865
push edi
call fcn.004b56b0
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x4b9670
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x61c554]
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 0x4b96bd
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.00497760
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4b96e5
shr eax, 8
test al, al
jne 0x4b96e5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00448575
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.00497760
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.00448575
mov esp, ebp
pop ebp
ret

Function at 0x4b9f30
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 + 0x1a8]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4b9f78
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00497760
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004b9800
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4ba0a0
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 + 0x154]
jne 0x4ba1f6
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4ba0d7
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ba0e2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ba0ed
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 0x4ba11d
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ba12a
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ba137
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4ba144
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ba14f
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4ba15a
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.004b9910
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ba1b2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00497760
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.004b9f90
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4ba1f5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00497760
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret