Function at 0x593f70
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x63bb00
mov eax, dword fs:[0]
push eax
sub esp, 0xc
push ebx
push esi
push edi
mov eax, dword [0x70a308]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov esi, ecx
mov dword [ebp - 0x18], esi
xor ebx, ebx
mov dword [ebp - 4], ebx
cmp byte [esi + 0x31ee], bl
jne 0x594077
mov eax, dword [esi + 0xb0]
lea edi, [esi + 0x188]
cmp dword [eax + 0x24], 5
jne 0x593fcd
push 1
push edi
call fcn.005905c0
jmp 0x593fdd
push ebx
push 1
push edi
mov ecx, dword [esi + 0x31d8]
push ecx
call sub.WS2_32.dll_recv
push str.recv_first_byte
push eax
mov ecx, esi
call fcn.0054cd80
mov ecx, eax
cmp ecx, ebx
je 0x59400f
mov eax, ecx
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, ecx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov byte [esi + 0x31ee], 1
lea ecx, [ebp - 0x14]
call fcn.004024e0
mov byte [ebp - 4], 1
movsx edx, byte [edi]
push edx
push str.recv_handshake__type___02X_n
lea eax, [ebp - 0x14]
push eax
call fcn.00402f60
add esp, 0xc
mov ecx, dword [ebp - 0x14]
push ecx
mov ecx, esi
call fcn.0054c540
mov ecx, esi
call fcn.0058e030
test eax, eax
je 0x59406c
mov byte [ebp - 4], bl
lea ecx, [ebp - 0x14]
call fcn.00402550
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov byte [ebp - 4], bl
lea ecx, [ebp - 0x14]
call fcn.00402550
cmp dword [esi + 0x3200], ebx
jne 0x594092
push 0x600
call fcn.005cfaa6
add esp, 4
mov dword [esi + 0x3200], eax
cmp dword [esi + 0x3204], ebx
jne 0x5940ad
push 0x600
call fcn.005cfaa6
add esp, 4
mov dword [esi + 0x3204], eax
mov ecx, dword [esi + 0x3200]
cmp ecx, ebx
je 0x594348
cmp dword [esi + 0x3204], ebx
je 0x594348
cmp byte [esi + 0x31ef], bl
jne 0x5941ad
mov edx, dword [esi + 0xb0]
mov eax, dword [esi + 0x320c]
cmp dword [edx + 0x24], 5
mov edx, 0x600
jne 0x5940f9
sub edx, eax
push edx
add eax, ecx
push eax
mov ecx, esi
call fcn.005905c0
jmp 0x59410c
push ebx
sub edx, eax
push edx
add eax, ecx
push eax
mov eax, dword [esi + 0x31d8]
push eax
call sub.WS2_32.dll_recv
mov edi, eax
push str.recv_handshake_p1
push edi
mov ecx, esi
call fcn.0054cd80
mov ecx, eax
cmp ecx, ebx
jne 0x593ff0
add dword [esi + 0x320c], edi
cmp dword [esi + 0x320c], 0x600
jl 0x594058
mov byte [esi + 0x31ef], 1
lea ecx, [ebp - 0x14]
call fcn.004024e0
mov byte [ebp - 4], 2
mov ecx, dword [esi + 0x3200]
mov eax, dword [ecx]
push eax
call sub.WS2_32.dll_ntohl
mov ecx, dword [esi + 0x3200]
movsx edx, byte [ecx + 7]
push edx
movsx edx, byte [ecx + 6]
push edx
movsx edx, byte [ecx + 5]
push edx
movsx ecx, byte [ecx + 4]
push ecx
push eax
push str.Server_time:__ld_nVersion:__d._d._d._d_n
lea edx, [ebp - 0x14]
push edx
call fcn.00402f60
add esp, 0x1c
mov eax, dword [ebp - 0x14]
push eax
mov ecx, esi
call fcn.0054c540
mov ecx, esi
call fcn.0058e030
test eax, eax
jne 0x59404d
mov byte [ebp - 4], bl
lea ecx, [ebp - 0x14]
call fcn.00402550
mov ecx, dword [esi + 0xb0]
mov eax, dword [esi + 0x3210]
mov edx, 0x600
sub edx, eax
cmp dword [ecx + 0x24], 5
mov ecx, dword [esi + 0x3204]
jne 0x5941d9
push edx
add ecx, eax
push ecx
mov ecx, esi
call fcn.005905c0
jmp 0x5941ea
push ebx
push edx
add ecx, eax
push ecx
mov edx, dword [esi + 0x31d8]
push edx
call sub.WS2_32.dll_recv
mov edi, eax
push str.recv_handshake_p2
push edi
mov ecx, esi
call fcn.0054cd80
mov ecx, eax
cmp ecx, ebx
jne 0x593ff0
add dword [esi + 0x3210], edi
mov eax, 0x600
cmp dword [esi + 0x3210], eax
jl 0x594058
mov edx, dword [esi + 0x3204]
mov ecx, dword [esi + 0x3208]
inc ecx
cmp eax, 4
jb 0x594271
mov edi, dword [ecx]
cmp edi, dword [edx]
jne 0x59423d
sub eax, 4
add edx, 4
add ecx, 4
jmp 0x594227
movzx eax, byte [ecx]
movzx edi, byte [edx]
sub eax, edi
jne 0x594269
movzx eax, byte [ecx + 1]
movzx edi, byte [edx + 1]
sub eax, edi
jne 0x594269
movzx eax, byte [ecx + 2]
movzx edi, byte [edx + 2]
sub eax, edi
jne 0x594269
movzx eax, byte [ecx + 3]
movzx ecx, byte [edx + 3]
sub eax, ecx
sar eax, 0x1f
or eax, 1
jmp 0x594273
xor eax, eax
cmp eax, ebx
sete al
cmp al, bl
jne 0x594288
push str.Part2_of_server_handshake_does_not_match__n
mov ecx, esi
call fcn.0054c540
mov edx, dword [esi + 0xb0]
cmp dword [edx + 0x24], 5
jne 0x59429d
mov ecx, esi
call fcn.005919d0
jmp 0x5942c3
push str.send_handshake_2_
push ebx
push 0x600
mov eax, dword [esi + 0x3200]
push eax
mov ecx, dword [esi + 0x31d8]
push ecx
call sub.WS2_32.dll_send
push eax
mov ecx, esi
call fcn.0054cd80
cmp eax, ebx
jne 0x59437c
mov byte [ebp - 4], 3
mov eax, dword [esi + 0x3208]
push eax
call fcn.005cfa9b
mov eax, dword [esi + 0x3200]
push eax
call fcn.005cfa9b
mov eax, dword [esi + 0x3204]
push eax
call fcn.005cfa9b
add esp, 0xc
mov dword [ebp - 4], ebx
jmp 0x59430d
mov dword [esi + 0x3208], ebx
mov dword [esi + 0x3200], ebx
mov dword [esi + 0x3204], ebx
mov edx, dword [esi + 0xb0]
cmp dword [edx + 0x24], 5
je 0x594058
mov ecx, esi
call fcn.005919d0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, 8
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret