joyce8/EMBER2024-capa huggingface dataset:
Function at 0x464870
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
mov edi, ecx
mov esi, dword [edi + 0x2c]
nop
mov eax, dword [edi + 0x2c]
mov edx, dword [edi + 0x3c]
add eax, 0xfffffefa
sub edx, dword [edi + 0x74]
add eax, esi
sub edx, dword [edi + 0x6c]
mov dword [ebp - 4], edx
cmp dword [edi + 0x6c], eax
jb 0x4648ff
mov ecx, dword [edi + 0x38]
push esi
lea eax, [ecx + esi]
push eax
push ecx
call fcn.00553d20
mov edx, dword [edi + 0x4c]
add esp, 0xc
mov eax, dword [edi + 0x44]
sub dword [edi + 0x70], esi
sub dword [edi + 0x6c], esi
sub dword [edi + 0x5c], esi
lea ecx, [eax + edx*2]
nop
movzx eax, word [ecx - 2]
lea ecx, [ecx - 2]
cmp eax, esi
jb 0x4648cf
sub eax, esi
jmp 0x4648d1
xor eax, eax
mov word [ecx], ax
sub edx, 1
jne 0x4648c0
mov eax, dword [edi + 0x40]
mov edx, esi
lea ecx, [eax + esi*2]
movzx eax, word [ecx - 2]
lea ecx, [ecx - 2]
cmp eax, esi
jb 0x4648f0
sub eax, esi
jmp 0x4648f2
xor eax, eax
mov word [ecx], ax
sub edx, 1
jne 0x4648e1
mov edx, dword [ebp - 4]
add edx, esi
mov ebx, dword [edi]
cmp dword [ebx + 4], 0
je 0x4649bb
mov eax, dword [edi + 0x74]
add eax, dword [edi + 0x6c]
add eax, dword [edi + 0x38]
mov dword [ebp - 8], eax
mov eax, dword [ebx + 4]
cmp eax, edx
mov ecx, eax
cmova ecx, edx
mov dword [ebp - 4], ecx
test ecx, ecx
jne 0x46492c
xor eax, eax
jmp 0x46497f
sub eax, ecx
mov dword [ebx + 4], eax
mov eax, dword [ebx + 0x1c]
mov eax, dword [eax + 0x18]
cmp eax, 1
jne 0x464949
mov edx, dword [ebx]
push ecx
mov ecx, dword [ebx + 0x30]
call fcn.00467080
jmp 0x464961
cmp eax, 2
jne 0x464967
mov edx, dword [ebx]
test edx, edx
jne 0x464958
xor eax, eax
jmp 0x464964
push ecx
mov ecx, dword [ebx + 0x30]
call fcn.00465580
add esp, 4
mov dword [ebx + 0x30], eax
push dword [ebp - 4]
push dword [ebx]
push dword [ebp - 8]
call fcn.00553d20
mov eax, dword [ebp - 4]
add esp, 0xc
add dword [ebx], eax
add dword [ebx + 8], eax
add dword [edi + 0x74], eax
mov ebx, dword [edi + 0x74]
cmp ebx, 3
jb 0x4649a7
mov eax, dword [edi + 0x38]
add eax, dword [edi + 0x6c]
mov ecx, dword [edi + 0x58]
movzx edx, byte [eax]
mov dword [edi + 0x48], edx
movzx eax, byte [eax + 1]
shl edx, cl
xor edx, eax
and edx, dword [edi + 0x54]
mov dword [edi + 0x48], edx
cmp ebx, 0x106
jae 0x4649bb
mov eax, dword [edi]
cmp dword [eax + 4], 0
jne 0x464880
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x467670
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x6039b0]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x194]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x4676c0
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4676ba
shr eax, 8
cmp al, 2
jne 0x4676ba
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [ebp - 4]
mov eax, 2
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret

Function at 0x46c220
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x46c23e
cmp dword [esi + 0x48], 0
je 0x46c23e
push 2
push 3
push esi
call fcn.00480e80
add esp, 0xc
push dword [ebp + 0xc]
call fcn.00478520
add esp, 4
test esi, esi
je 0x46c25e
cmp dword [esi + 0x48], 0
je 0x46c25e
push 3
push esi
call fcn.00480ec0
add esp, 8
pop esi
pop ebp
ret
Function at 0x46d100
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004832c0
Function at 0x476620
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 + 0x1a0]
call fcn.00476900
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 0x4766a4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x47667c
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.00482950
push eax
push str.Send_failure:__s
push dword [edi]
call fcn.00476290
mov eax, dword [edi]
add esp, 0x14
mov dword [eax + 0x8658], esi
mov eax, dword [ebp + 0x18]
mov dword [eax], 0x37
pop edi
pop esi
mov eax, ebx
pop ebx
pop ebp
ret

Function at 0x476900
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 + 0x1c4]
mov ebx, dword [ecx + edx*4 + 0x1a0]
add esi, eax
mov eax, dword [ecx + 0x2c0]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x3c], 3
je 0x4769b6
cmp dword [ecx + edx*4 + 0x1b4], 0x476570
jne 0x4769b6
cmp dword [esi], 0
je 0x47694c
test edi, edi
je 0x4769b6
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebx
call fcn.00475bb0
add esp, 0x14
cmp eax, 0xffffffff
je 0x4769b6
test al, 1
je 0x4769b6
cmp dword [esi], 0
jne 0x47699f
push 0x8000
mov dword [esi + 4], 0x8000
call dword [section..data]
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 0x47699f
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 0x4769b6
add dword [esi + 8], eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4769c0
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 0x4769e9
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 0x476a1f
push dword [esi + 0x118]
lea eax, [eax + eax*2]
push 1
add eax, 0x5887d0
push 2
push eax
call fcn.00564ace
push dword [esi + 0x118]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.00564ace
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret

Function at 0x476b00
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp byte [eax + 0x1e4], 0
je 0x476b20
push eax
call fcn.0046d100
add esp, 4
test eax, eax
jne 0x476b42
xor al, al
pop ebp
ret
mov eax, dword [eax + 0x1a0]
cmp eax, 0xffffffff
je 0x476b1c
push 2
push 1
lea ecx, [ebp + 0xb]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x476b42
xor al, al
pop ebp
ret
mov al, 1
pop ebp
ret
Function at 0x477210
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x606a14]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x477261
push 3
push 2
push eax
push 6
call fcn.004993a0
add esp, 0x10
test al, al
je 0x477255
mov dword [0x606a14], 2
mov esp, ebp
pop ebp
ret
mov dword [0x606a14], 1
jmp 0x477266
cmp eax, 2
je 0x4772a6
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 0x47728d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x4772a6
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 0x477370
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 0x4773b8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.00482950
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.00476330
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.00476330
add esp, 8
pop edi
pop esi
pop ebp
ret
Function at 0x4774b0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6039b0]
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 0x47768a
cmp byte [edi + 0x286], 0
push esi
jne 0x477680
cmp byte [edi + 0x2a2], 0
jne 0x477680
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 0x477548
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.00482950
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.00476290
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
mov dword [ebp - 0x108], 0x80
push 0
push eax
call fcn.00553bc0
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 0x4775b1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.00482950
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.00476290
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x140]
push eax
lea esi, [edi + 0x112]
lea eax, [ebp - 0x104]
push esi
push eax
call fcn.00477b90
add esp, 0xc
test al, al
jne 0x477602
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.00482950
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00476290
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
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 + 0x174]
push eax
lea eax, [edi + 0x144]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.00477b90
add esp, 0xc
test al, al
jne 0x477680
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.00482950
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00476290
add esp, 0x18
pop esi
pop edi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
push edi
call fcn.00477130
add esp, 4
pop esi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.0055042c
mov esp, ebp
pop ebp
ret
Function at 0x477f20
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x6039b0]
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 0x477f7d
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.00476330
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
push dword [esi + 0x490]
mov dword [ebp - 0x10], 1
call fcn.0047fd60
push dword [esi + 0x494]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.0047fd60
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 0x477fed
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.00476330
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.0055042c
mov esp, ebp
pop ebp
ret
Function at 0x47fd10
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 0x10]
call fcn.0047fd30
add esp, 4
mov dword [ebp + 0x10], eax
pop ebp
jmp fcn.0056fceb

Function at 0x4825b0
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 0x48272b
push edi
mov edi, dword [ebp - 8]
test edi, edi
je 0x482717
push esi
nop dword [eax]
cmp dword [edi + 4], 2
jne 0x4826a8
cmp dword [edi + 0x18], 0
je 0x4826a8
mov eax, dword [edi + 0x10]
test eax, eax
je 0x4826a8
cmp eax, 0x10
jb 0x4826a8
push 0x20
call dword [section..data]
mov esi, eax
add esp, 4
test esi, esi
je 0x48270c
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 0x4826fb
mov ecx, dword [edi + 0x18]
movups xmm0, xmmword [ecx]
movups xmmword [eax], xmm0
mov eax, dword [edi + 0x14]
test eax, eax
je 0x482696
push eax
call dword [0x5fb00c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4826e1
mov eax, dword [ebp - 4]
test ebx, ebx
cmove ebx, esi
test eax, eax
je 0x4826a5
mov dword [eax + 0x1c], esi
mov dword [ebp - 4], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4825f0
mov edi, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
pop esi
test eax, eax
je 0x4826c5
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test edi, edi
je 0x482713
push ebx
call fcn.00482570
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 [0x5fb004]
push esi
call dword [0x5fb004]
add esp, 8
jmp 0x4826b6
push esi
mov edi, 8
call dword [0x5fb004]
add esp, 4
jmp 0x4826b6
mov edi, 8
jmp 0x4826b6
test ebx, ebx
jne 0x482723
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 0x483160
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.00565221
add esp, 0x18
test eax, eax
je 0x483182
cmp eax, 0xffffffff
jne 0x483184
xor eax, eax
pop ebp
ret
Function at 0x48dfe0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x6039b0]
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 0x48e038
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.00476a30
add esp, 8
cmp edi, 0xffffffff
jne 0x48e06d
push str.Error_accept__ing_server_connect
push ebx
call fcn.00476290
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.00476330
push 1
mov byte [esi + 0x290], 0
push edi
mov dword [esi + 0x1a4], edi
call fcn.004991f0
mov byte [esi + 0x1b1], 1
add esp, 0x10
mov eax, dword [ebx + 0x198]
test eax, eax
je 0x48e0d2
push 1
push edi
push dword [ebx + 0x19c]
call eax
add esp, 0xc
test eax, eax
je 0x48e0d2
push esi
call fcn.0048e540
add esp, 4
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
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.0055042c
mov esp, ebp
pop ebp
ret

Function at 0x4904e0
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 0x49051c
push str.Couldnt_set_desired_mode
push ebx
call fcn.00476290
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebx
pop ebp
ret
cmp ecx, 0xc8
je 0x490533
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push ebx
call fcn.00476330
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x49054b
push edi
call fcn.00490280
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x14
jne 0x490560
push edi
call fcn.0048f370
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x15
jne 0x490575
push edi
call fcn.00490260
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
pop ebp
ret
cmp eax, 0x16
jne 0x490585
push edi
call fcn.004903c0
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebx
pop ebp
ret
Function at 0x492b80
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x6039b0]
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 0x492bcd
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.00476290
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x492bf5
shr eax, 8
test al, al
jne 0x492bf5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0055042c
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.00476290
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.0055042c
mov esp, ebp
pop ebp
ret

Function at 0x493430
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 0x493478
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00476290
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.00492d10
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x493550
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 0x49369c
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x493585
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x493590
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x49359b
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 0x4935cc
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4935d6
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4935e0
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4935ea
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4935f5
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x493600
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.00492e10
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 0x493658
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00476290
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.00493490
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 0x49369b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.00476290
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret