Function at 0x4fdc50
Capabilities:
Connect socket
Connect udp socket
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5ac890
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x74
push ebx
push esi
mov esi, ecx
push edi
mov ecx, 0xff
xor eax, eax
lea ebx, [esi + 0x3508]
mov dword [ebp - 0x10], esp
mov edi, ebx
push str.recv___PASV
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
push ebx
mov ecx, esi
mov dword [ebp - 0x40], esi
mov dword [ebp - 4], 0
stosb byte es:[edi], al
call fcn.004fc830
test eax, eax
jne 0x4fe03a
push str.Reply_on_PASV:_n
mov ecx, esi
call fcn.004f8a80
push ebx
mov ecx, esi
call fcn.004f8a80
cmp byte [ebx], 0x32
je 0x4fdd61
mov eax, dword [0x6645e4]
push 1
push eax
mov ecx, esi
call fcn.004f89b0
mov ecx, dword [esi + 0x30dc]
mov eax, dword [ecx + 0x1cc]
test eax, eax
je 0x4fdd21
mov ecx, esi
call fcn.00501820
mov dword [esi + 0x5c], 0xe
mov ecx, dword [0x664674]
push ecx
mov ecx, dword [esi + 0x6c]
call fcn.004fbdd0
mov edx, dword [esi + 0x30dc]
mov eax, 0x755a
mov dword [edx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x30ec]
test eax, eax
jne 0x4fdd3c
push 2
call fcn.00505890
mov dword [esi + 0x30ec], 2
mov ecx, esi
call fcn.004fe420
test eax, eax
jne 0x4fe03a
mov eax, 0x753a
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x30ec]
mov ebx, 1
test eax, eax
jne 0x4fdd82
mov ecx, dword [esi + 0x30dc]
push ebx
call fcn.00505890
mov dword [esi + 0x30ec], ebx
mov eax, dword [0x6645e0]
push ebx
push eax
mov ecx, esi
call fcn.004f89b0
lea edi, [esi + 0x350c]
mov al, byte [edi]
test al, al
jne 0x4fdddc
mov ecx, dword [0x664698]
push ebx
push ecx
mov ecx, esi
call fcn.004f89b0
mov edx, dword [0x664698]
mov ecx, dword [esi + 0x6c]
push edx
call fcn.004fbdd0
mov ecx, dword [esi + 0x30dc]
mov eax, 0x754f
mov dword [ecx + 0xf8], eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movsx edx, al
push edx
call fcn.0056ccfc
add esp, 4
test eax, eax
je 0x4fe00c
lea eax, [ebp - 0x34]
lea ecx, [ebp - 0x30]
push eax
lea edx, [ebp - 0x2c]
push ecx
lea eax, [ebp - 0x28]
push edx
lea ecx, [ebp - 0x24]
push eax
lea edx, [ebp - 0x20]
push ecx
push edx
push str._u__u__u__u__u__u
push edi
call fcn.0056deb3
add esp, 0x20
cmp eax, 6
jne 0x4fe00c
push str.Extracting_address_OK_n
mov ecx, esi
call fcn.004f8a80
mov eax, dword [esi + 0x30d0]
cmp eax, 0xffffffff
je 0x4fde46
push eax
call sub.WSOCK32.dll_closesocket
mov dword [esi + 0x30d0], 0xffffffff
push 0
push ebx
push 2
mov dword [ebp - 4], 0
call sub.WSOCK32.dll_socket
cmp eax, 0xffffffff
mov dword [esi + 0x30d0], eax
jne 0x4fdec2
call sub.WSOCK32.dll_WSAGetLastError
mov edi, eax
lea eax, [ebp - 0x80]
push edi
push str.Error_code___ld_n
push eax
call fcn.0056d05a
mov ecx, dword [0x664690]
add esp, 0xc
push ebx
push ecx
mov ecx, esi
call fcn.004f89b0
lea edx, [ebp - 0x80]
mov ecx, esi
push edx
call fcn.004f8a80
mov eax, dword [0x664690]
mov ecx, dword [esi + 0x6c]
push eax
call fcn.004fbdd0
mov ecx, dword [esi + 0x30dc]
mov eax, edi
mov dword [ecx + 0xf8], edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea edx, [ebp - 0x1c]
mov dword [ebp - 0x1c], ebx
push edx
push 0x8004667e
push eax
call sub.WSOCK32.dll_ioctlsocket
mov cl, byte [ebp - 0x20]
xor eax, eax
mov dl, byte [ebp - 0x24]
mov dword [ebp - 0x60], eax
mov dword [ebp - 0x5c], eax
mov byte [ebp - 0x5c], cl
mov cl, byte [ebp - 0x2c]
mov dword [ebp - 0x58], eax
mov dword [ebp - 0x54], eax
mov al, byte [ebp - 0x28]
mov byte [ebp - 0x59], cl
mov ecx, dword [0x66462c]
mov byte [ebp - 0x5b], dl
mov dl, byte [ebp - 0x30]
mov byte [ebp - 0x5a], al
mov al, byte [ebp - 0x34]
push ebx
push ecx
mov ecx, esi
mov word [ebp - 0x60], 2
mov byte [ebp - 0x5e], dl
mov byte [ebp - 0x5d], al
call fcn.004f89b0
mov eax, dword [esi + 0x30d0]
lea edx, [ebp - 0x60]
push 0x10
push edx
push eax
call sub.WSOCK32.dll_connect
lea edi, [esi + 0x30c]
push edi
call fcn.0056dcfc
mov eax, dword [edi]
mov ecx, dword [esi + 0x300]
mov edi, dword [esi + 0x80]
add esp, 4
sub eax, ecx
mov dword [esi + 0x318], eax
mov dword [ebp - 0x14], eax
je 0x4fdfeb
mov ebx, dword [edi + 0x3d8]
test ebx, ebx
mov dword [ebp - 0x38], ebx
je 0x4fdfc4
fild dword [ebp - 0x38]
lea ecx, [ebx + 1]
mov dword [ebp - 0x38], ecx
fstp qword [ebp - 0x48]
fild dword [ebp - 0x14]
fstp qword [ebp - 0x18]
fild dword [ebp - 0x38]
fst qword [ebp - 0x3c]
fld qword [ebp - 0x48]
fmul qword [edi + 0x3a8]
fadd qword [ebp - 0x18]
fdivrp st(1)
fst qword [ebp - 0x50]
fstp qword [edi + 0x3a8]
fld qword [ebp - 0x18]
fsub qword [ebp - 0x50]
fld qword [0x5da368]
call fcn.0056e900
fdiv qword [ebp - 0x3c]
fld qword [ebp - 0x48]
fmul qword [edi + 0x3b8]
fdiv qword [ebp - 0x3c]
faddp st(1)
fstp qword [edi + 0x3b8]
fld qword [ebp - 0x18]
jmp 0x4fdfcd
fild dword [ebp - 0x14]
fst qword [edi + 0x3a8]
fcom qword [edi + 0x3c8]
fnstsw ax
test ah, 0x41
jne 0x4fdfe2
fstp qword [edi + 0x3c8]
jmp 0x4fdfe4
fstp st(0)
inc ebx
mov dword [edi + 0x3d8], ebx
mov ecx, esi
call fcn.004f9770
mov dword [esi + 0x5c], 8
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
inc edi
jmp 0x4fdd96
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
mov esp, ebp
pop ebp
ret