joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4104a0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov edx, dword [ebx + 0x5f0]
push ebp
mov ebp, dword [ebx + eax*4 + 0x420]
mov ecx, eax
add ecx, ecx
push esi
lea esi, [ebx + ecx*8 + 0x448]
push edi
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [edx + 0x40], 3
je 0x410542
cmp dword [ebx + eax*4 + 0x438], 0x4101b0
jne 0x410542
cmp dword [esi], 0
je 0x4104dd
test edi, edi
je 0x410542
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.00437820
add esp, 0x14
cmp eax, 0xffffffff
je 0x410542
test al, 1
je 0x410542
cmp dword [esi], 0
jne 0x41052b
mov eax, dword [ebx]
mov eax, dword [eax + 0x97c]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x58d0bc]
xor ecx, ecx
add esp, 4
mov dword [esi], eax
cmp eax, ecx
jne 0x410522
pop edi
pop esi
lea eax, [ecx + 0x1b]
pop ebp
ret
mov edi, dword [esi + 4]
mov dword [esi + 8], ecx
mov dword [esi + 0xc], ecx
mov ecx, dword [esi]
add ecx, dword [esi + 8]
push 0
push edi
push ecx
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x410542
add dword [esi + 8], eax
pop edi
pop esi
xor eax, eax
pop ebp
ret

Function at 0x410550
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x100
push ebx
mov ebx, dword [esp + 0x108]
push esi
mov esi, dword [ebx + eax*4 + 0x420]
call fcn.004104a0
test eax, eax
je 0x41058c
mov eax, dword [esp + 0x11c]
pop esi
mov dword [eax], 0x1b
or eax, 0xffffffff
pop ebx
add esp, 0x100
ret
mov ecx, dword [esp + 0x118]
mov edx, dword [esp + 0x114]
push edi
push 0
push ecx
push edx
push esi
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [esp + 0x120]
mov esi, eax
mov dword [edi], 0
cmp esi, 0xffffffff
jne 0x410610
push ebp
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebp, eax
cmp ebp, 0x2733
jne 0x4105e0
pop ebp
xor esi, esi
mov dword [edi], 0x51
pop edi
mov eax, esi
pop esi
pop ebx
add esp, 0x100
ret
push 0x100
lea eax, [esp + 0x14]
push eax
push ebp
call fcn.00405770
mov ecx, dword [ebx]
push eax
push str.Send_failure:__s
push ecx
call fcn.004100a0
mov edx, dword [ebx]
add esp, 0x18
mov dword [edx + 0xec4], ebp
mov dword [edi], 0x37
pop ebp
pop edi
mov eax, esi
pop esi
pop ebx
add esp, 0x100
ret

Function at 0x4142f0
Capabilities:
Hash data using djb2

Disassembly:
push ebx
push esi
mov esi, ecx
push edi
lea edi, [esi + eax]
mov ebx, 0x1505
cmp esi, edi
jae 0x41431e
movzx eax, byte [esi]
push eax
call fcn.00418b30
mov edx, ebx
shl edx, 5
movsx ecx, al
add ebx, edx
inc esi
add esp, 4
xor ebx, ecx
cmp esi, edi
jb 0x414301
pop edi
pop esi
movzx eax, bl
pop ebx
ret

Function at 0x414330
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
sub esp, 0x14
push esi
mov esi, eax
test esi, esi
je 0x41437e
lea eax, [esp + 4]
push eax
push esi
push 2
call fcn.0043e9e0
add esp, 0xc
test eax, eax
jne 0x41437e
lea ecx, [esp + 8]
push ecx
push esi
push 0x17
call fcn.0043e9e0
add esp, 0xc
test eax, eax
jne 0x41437e
lea edx, [esp + 4]
push edx
call fcn.00414290
add esp, 4
mov ecx, eax
mov eax, dword [esp + 4]
pop esi
add esp, 0x14
jmp fcn.004142f0
xor eax, eax
pop esi
add esp, 0x14
ret
Function at 0x416dd0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x184
push esi
push 0x80
lea eax, [esp + 0xc]
push 0
push eax
mov dword [esp + 0x10], 0x80
call fcn.00506530
mov eax, dword [esp + 0x19c]
add esp, 0xc
lea ecx, [esp + 4]
push ecx
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x416e4b
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push 0x100
lea ecx, [esp + 0x8c]
mov esi, eax
push ecx
push esi
call fcn.00405770
mov edx, dword [esp + 0x198]
push eax
mov eax, dword [edx]
push esi
push str.getsockname___failed_with_errno__d:__s
push eax
call fcn.004100a0
add esp, 0x1c
pop esi
add esp, 0x184
ret
mov eax, dword [esp + 4]
push ebx
mov ebx, dword [esp + 0x190]
lea ecx, [ebx + 0x3d4]
push ecx
lea edx, [ebx + 0x3a4]
push edx
push eax
lea ecx, [esp + 0x18]
push ecx
call fcn.00416c20
add esp, 0x10
test eax, eax
jne 0x416eb0
push edi
call fcn.00505084
mov esi, eax
call fcn.00505084
push 0x100
lea edx, [esp + 0x94]
mov edi, eax
mov eax, dword [esi]
push edx
push eax
call fcn.00405770
mov ecx, dword [edi]
mov edx, dword [ebx]
push eax
push ecx
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push edx
call fcn.004100a0
add esp, 0x1c
pop edi
pop ebx
pop esi
add esp, 0x184
ret

Function at 0x417090
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x104
push esi
mov esi, dword [eax]
push 4
lea ecx, [esp + 8]
push ecx
push 1
push 6
push edx
mov dword [esp + 0x18], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x4170dc
push 0x100
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00405770
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0040ffd0
add esp, 0x18
pop esi
add esp, 0x104
ret

Function at 0x417230
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x474], 0
je 0x41724d
push eax
call fcn.004077e0
add esp, 4
test eax, eax
jne 0x41726d
xor eax, eax
ret
mov eax, dword [eax + 0x420]
cmp eax, 0xffffffff
je 0x41724a
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x41726d
ret
mov eax, 1
ret
Function at 0x41a580
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x20]
mov edx, dword [esp + 0x1c]
lea ecx, [esp + 0xc]
push ecx
mov ecx, dword [esp + 0x18]
mov dword [eax], 0
mov eax, dword [esp + 0x1c]
push edx
push eax
push ecx
mov dword [esp + 0x10], 0
mov dword [esp + 0x18], 0
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 4], eax
test eax, eax
jne 0x41a739
push esi
push edi
mov edi, dword [esp + 0x14]
test edi, edi
je 0x41a716
push ebx
push ebp
mov eax, dword [edi + 0x14]
test eax, eax
je 0x41a5ee
lea edx, [eax + 1]
lea ecx, [ecx]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x41a5e0
sub eax, edx
lea ebx, [eax + 1]
jmp 0x41a5f0
xor ebx, ebx
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x41a5fd
lea ebp, [eax + 0xe]
jmp 0x41a609
cmp eax, 0x17
jne 0x41a6a3
lea ebp, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x41a6a3
mov eax, dword [edi + 0x10]
test eax, eax
je 0x41a6a3
cmp eax, ebp
jb 0x41a6a3
lea edx, [ebx + ebp + 0x20]
push edx
call dword [0x58d0bc]
mov esi, eax
xor eax, eax
add esp, 4
cmp esi, eax
je 0x41a6b0
mov ecx, dword [edi]
mov dword [esi], ecx
mov edx, dword [edi + 4]
mov dword [esi + 4], edx
mov ecx, dword [edi + 8]
mov dword [esi + 8], ecx
mov edx, dword [edi + 0xc]
mov dword [esi + 0x14], eax
mov dword [esi + 0x1c], eax
lea eax, [esi + 0x20]
mov dword [esi + 0xc], edx
mov dword [esi + 0x10], ebp
mov dword [esi + 0x18], eax
mov ecx, dword [edi + 0x18]
push ebp
push ecx
push eax
call fcn.00505ee0
add esp, 0xc
test ebx, ebx
je 0x41a689
mov eax, dword [esi + 0x18]
add eax, ebp
mov dword [esi + 0x14], eax
mov ecx, dword [edi + 0x14]
push ebx
push ecx
push eax
call fcn.00505ee0
add esp, 0xc
cmp dword [esp + 0x10], 0
jne 0x41a694
mov dword [esp + 0x10], esi
mov eax, dword [esp + 0x18]
test eax, eax
je 0x41a69f
mov dword [eax + 0x1c], esi
mov dword [esp + 0x18], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x41a5d3
jmp 0x41a6b8
mov dword [esp + 0x14], 8
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x41a6c9
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
cmp dword [esp + 0xc], 0
je 0x41a70f
mov eax, dword [esp + 8]
test eax, eax
je 0x41a6f3
jmp 0x41a6e0
mov esi, dword [eax + 0x1c]
push eax
call dword [0x58d0c0]
add esp, 4
mov eax, esi
test esi, esi
jne 0x41a6e0
mov eax, dword [esp + 0x28]
mov dword [esp + 8], 0
mov edx, dword [esp + 8]
pop edi
mov dword [eax], edx
mov eax, dword [esp + 8]
pop esi
add esp, 0x10
ret
cmp dword [esp + 8], 0
jne 0x41a729
push 0x2af9
mov dword [esp + 0x10], 0x2af9
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
mov edx, dword [esp + 8]
pop edi
mov dword [eax], edx
mov eax, dword [esp + 8]
pop esi
add esp, 0x10
ret
Function at 0x41aac0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Get local ipv4 addresses
Get socket information
Receive data
Receive data on socket
Send data
Send data on socket
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x30
push ebx
push esi
mov esi, dword [sym.imp.WS2_32.dll_socket]
push 6
push 1
push 2
mov dword [esp + 0x18], 0x10
mov dword [esp + 0x14], 1
call esi
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x41aaf2
pop esi
or eax, eax
pop ebx
add esp, 0x30
ret
xor eax, eax
push ebp
mov dword [esp + 0x14], eax
push edi
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], eax
mov eax, 2
push 0x7f000001
mov word [esp + 0x1c], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov edi, dword [esp + 0x50]
push 4
lea edx, [esp + 0x14]
push edx
push 4
push 0xffff
xor ecx, ecx
push ebx
mov dword [esp + 0x30], eax
mov word [esp + 0x2e], cx
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x41ac7a
push 0x10
lea eax, [esp + 0x1c]
push eax
push ebx
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x41ac7a
lea ecx, [esp + 0x14]
push ecx
lea edx, [esp + 0x1c]
push edx
push ebx
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x41ac7a
push 1
push ebx
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x41ac7a
push 0
push 1
push 2
call esi
mov dword [edi], eax
cmp eax, 0xffffffff
je 0x41ac7a
push 0x10
lea ecx, [esp + 0x1c]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x41ac7a
push 0
push 0
push ebx
call dword [sym.imp.WS2_32.dll_accept]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x41ac7a
push edi
push 0x5723d4
lea edx, [esp + 0x30]
push 0xc
push edx
call fcn.004199d0
lea eax, [esp + 0x38]
add esp, 0x10
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x41abf5
mov ecx, dword [edi]
sub eax, edx
push 0
mov esi, eax
push esi
lea eax, [esp + 0x30]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, esi
jne 0x41ac7a
mov eax, dword [edi + 4]
push 0
push 0xc
lea edx, [esp + 0x3c]
push edx
push eax
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, esi
jne 0x41ac7a
mov eax, esi
lea ecx, [esp + 0x34]
lea ebp, [esp + 0x28]
cmp esi, 4
jb 0x41ac55
jmp 0x41ac40
mov edx, dword [ebp]
cmp edx, dword [ecx]
jne 0x41ac7a
sub eax, 4
add ecx, 4
add ebp, 4
cmp eax, 4
jae 0x41ac40
test eax, eax
je 0x41ac99
mov dl, byte [ecx]
cmp dl, byte [ebp]
jne 0x41ac7a
cmp eax, 1
jbe 0x41ac99
mov dl, byte [ecx + 1]
cmp dl, byte [ebp + 1]
jne 0x41ac7a
cmp eax, 2
jbe 0x41ac99
mov al, byte [ecx + 2]
cmp al, byte [ebp + 2]
je 0x41ac99
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
push ebx
call esi
mov ecx, dword [edi]
push ecx
call esi
mov edx, dword [edi + 4]
push edx
call esi
pop edi
pop ebp
pop esi
or eax, 0xffffffff
pop ebx
add esp, 0x30
ret
push ebx
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
pop ebp
pop esi
xor eax, eax
pop ebx
add esp, 0x30
ret
Function at 0x41ad60
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.005046b6
add esp, 0x18
test eax, eax
je 0x41ad83
cmp eax, 0xffffffff
jne 0x41ad85
xor eax, eax
ret

Function at 0x41afc0
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x5f8], 2
jne 0x41afd6
mov dword [esp + 4], eax
jmp fcn.0041af70
mov eax, 1
ret
Function at 0x41dc70
Capabilities:
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0x14
push esi
push 0
push ebx
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 4
mov dword [esp + 0x1c], esi
call fcn.00506530
mov eax, dword [esp + 0x2c]
add esp, 0xc
push 0xf0000040
push eax
push 0
push 0
lea ecx, [esp + 0x14]
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x41dd50
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 4]
lea edx, [esp]
push edx
push 0
push 0
push eax
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x41dd31
mov edx, dword [esp + 0x1c]
mov eax, dword [esp + 0x18]
mov ecx, dword [esp]
push 0
push edx
push eax
push ecx
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
test eax, eax
je 0x41dd31
mov ecx, dword [esp]
push ebp
mov ebp, dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
push 0
lea edx, [esp + 0x14]
push edx
lea eax, [esp + 0x14]
push eax
push 4
push ecx
call ebp
test eax, eax
je 0x41dd30
cmp esi, dword [esp + 0xc]
jb 0x41dd30
mov eax, dword [esp + 4]
push 0
lea edx, [esp + 0x18]
push edx
push ebx
push 2
push eax
call ebp
pop ebp
mov eax, dword [esp]
test eax, eax
je 0x41dd3f
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
mov eax, dword [esp + 4]
test eax, eax
je 0x41dd50
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
add esp, 0x14
ret

Function at 0x420190
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
push esi
xor ebp, ebp
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x58d0c4]
mov edi, eax
add esp, 8
test edi, edi
je 0x420158
lea ebx, [ebx]
mov eax, dword [esp + 0x14]
push esi
push edi
push eax
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x420170
cmp esi, ebx
je 0x420170
cmp esi, 0x8000
ja 0x420170
cmp esi, ebx
jb 0x420169
push esi
push edi
call dword [0x58d0c4]
mov edi, eax
add esp, 8
test edi, edi
jne 0x420120
push ebp
call dword [0x58d0c0]
add esp, 4
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x58d0c0]
add esp, 4
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
jmp 0x420100
Function at 0x425210
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esi + 0x10]
mov ecx, dword [eax]
push str.Connected_for_receive
push 0x548698
push ecx
call fcn.0040ffd0
add esp, 0xc
mov eax, esi
mov dword [esi], 1
call fcn.004242e0
test eax, eax
jne 0x425240
mov eax, esi
jmp fcn.00424710
ret
Function at 0x4256f0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x8c]
push ebp
mov ebp, dword [ebx]
push esi
mov esi, dword [ebx + 0x7c8]
push edi
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
mov edx, dword [esi + 0x154]
mov eax, dword [esi + 0x15c]
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esi + 0x14]
push 0
add edx, 4
push edx
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x42576a
mov edx, dword [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
lea ecx, [esi + 0xc8]
push ecx
call fcn.00505ee0
mov edx, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], edx
mov eax, dword [esi + 0x14c]
cmp eax, 4
jge 0x425797
push str.Received_too_short_packet
push ebp
call fcn.004100a0
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x84
ret
mov edx, dword [esi + 0x15c]
movzx ecx, byte [edx]
movzx edx, byte [edx + 1]
shl cx, 8
movzx ecx, cx
or ecx, edx
mov dword [esi + 0xc], ecx
add ecx, 0xfffffffd
cmp ecx, 3
ja case.default.0x4257bc
jmp dword [ecx*4 + 0x425918]
cmp eax, 4
jle case.0x4257bc.4
mov ecx, dword [esi + 0x15c]
movzx edx, byte [ecx + 2]
movzx ecx, byte [ecx + 3]
shl dx, 8
movzx edx, dx
or edx, ecx
movzx ecx, word [esi + 0x40]
inc ecx
and ecx, 0xffff
cmp ecx, edx
jne case.0x4257bc.4
mov edx, dword [esi + 0x15c]
add eax, 0xfffffffc
push eax
add edx, 4
push edx
push 1
push ebx
call fcn.00410460
mov edi, eax
add esp, 0x10
test edi, edi
je 0x42582e
mov eax, 5
mov ecx, esi
call fcn.00425670
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [ebp + 0x98], eax
mov ecx, dword [ebp + 0x98]
adc dword [ebp + 0x9c], edx
mov eax, dword [ebp + 0x9c]
push eax
push ecx
push ebp
call fcn.0041ed00
add esp, 0xc
jmp case.0x4257bc.4
mov edi, dword [esi + 0x15c]
lea ebx, [eax - 4]
mov eax, dword [esi + 0x15c]
movzx edx, byte [eax + 2]
shl dx, 8
movzx ecx, dx
movzx edx, byte [eax + 3]
push ebx
add edi, 4
or ecx, edx
push 0
push edi
mov dword [esi + 8], ecx
call fcn.00502f20
add esp, 0xc
test eax, eax
je 0x4258a8
sub eax, edi
cmp eax, ebx
jae 0x4258a8
push edi
push str.TFTP_error:__s_n
push ebp
call fcn.0040ffd0
add esp, 0xc
mov ebx, dword [esp + 0x98]
push ebx
call fcn.0041f700
add esp, 4
test eax, eax
je 0x42578a
mov eax, 5
mov ecx, esi
call fcn.00425670
pop edi
pop esi
pop ebp
mov eax, 0x2a
pop ebx
add esp, 0x84
ret
add eax, 0xfffffffe
push eax
mov eax, dword [esi + 0x15c]
add eax, 2
push eax
push esi
call fcn.00424450
add esp, 0xc
test eax, eax
je case.0x4257bc.4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x84
ret
push str.Internal_error:_Unexpected_packet
push 0x54b2a4
push ebp
call fcn.004100a0
add esp, 0xc
jmp case.0x4257bc.4
Function at 0x425c90
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov edx, dword [edi + 0x420]
mov al, byte [esp + 8]
push esi
mov esi, dword [edi]
push 0
push 3
lea ecx, [esp + 0xc]
push ecx
push edx
mov byte [esp + 0x14], 0xff
mov byte [esp + 0x15], al
mov byte [esp + 0x16], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x425cd4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004100a0
add esp, 0xc
mov esi, dword [esp + 0xc]
mov ecx, dword [edi]
push str.SENT
mov eax, ebx
call fcn.00425b90
add esp, 4
pop esi
pop ecx
ret
Function at 0x4264b0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x904
push ebx
push ebp
push esi
push edi
push 0x7f
lea eax, [esp + 0x99]
push 0
push eax
mov byte [esp + 0xa0], 0
call fcn.00506530
push 0x7f
lea ecx, [esp + 0x25]
push 0
push ecx
mov byte [esp + 0x2c], 0
call fcn.00506530
mov ebx, dword [esp + 0x930]
mov ebp, dword [ebx]
mov edi, dword [ebp + 0x140]
mov edx, dword [edi + 0x1eb4]
sub edx, dword [edi + 0x1eb0]
lea eax, [edi + 0x1cb0]
add edx, 2
push edx
push 0x3c
mov esi, ebp
mov dword [esp + 0x30], ebp
call fcn.00425ee0
mov eax, dword [edi + 0x1eb0]
movzx ecx, byte [eax]
inc eax
add esp, 0x20
mov dword [edi + 0x1eb0], eax
cmp ecx, 0x18
je 0x426688
cmp ecx, 0x23
je 0x426665
cmp ecx, 0x27
jne 0x42671a
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [esp + 0x128]
push 0x800
push eax
call fcn.004199d0
mov esi, dword [edi + 0x1cac]
add esp, 0x1c
mov ebp, 4
test esi, esi
je 0x4265f9
lea esp, [esp]
mov ebx, dword [esi]
mov eax, ebx
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x426587
sub eax, edx
lea edi, [eax + ebp + 1]
cmp edi, 0x7fa
jae 0x4265eb
lea ecx, [esp + 0x14]
push ecx
lea edx, [esp + 0x98]
push edx
push str._127_____127s
push ebx
call fcn.00501d4d
add esp, 0x10
test eax, eax
je 0x4265eb
lea eax, [esp + 0x14]
push eax
push 1
lea ecx, [esp + 0x9c]
push ecx
push 0
mov edx, 0x800
push str._c_s_c_s
sub edx, ebp
push edx
lea eax, [esp + ebp + 0x12c]
push eax
call fcn.004199d0
add esp, 0x1c
mov ebp, edi
mov esi, dword [esi + 4]
test esi, esi
jne 0x426580
mov ebx, dword [esp + 0x918]
push 0xf0
push 0xff
mov ecx, 0x800
push str._c_c
sub ecx, ebp
push ecx
lea edx, [esp + ebp + 0x124]
push edx
call fcn.004199d0
mov ecx, dword [ebx + 0x420]
add esp, 0x14
push 0
add ebp, 2
push ebp
lea eax, [esp + 0x11c]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x426658
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edx, dword [esp + 0x10]
push eax
push str.Sending_data_failed___d_
push edx
call fcn.004100a0
add esp, 0xc
mov esi, dword [esp + 0x10]
add ebp, 0xfffffffe
push ebp
jmp 0x426709
lea ecx, [edi + 0x1c28]
mov eax, ecx
lea esi, [eax + 1]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x426670
push 0xf0
push 0xff
push ecx
push 0
push 0x23
jmp 0x4266a9
lea ecx, [edi + 0x1c08]
mov eax, ecx
lea esi, [eax + 1]
mov dl, byte [eax]
inc eax
test dl, dl
jne 0x426693
push 0xf0
push 0xff
push ecx
push 0
push 0x18
push 0xfa
push 0xff
sub eax, esi
push str._c_c_c_c_s_c_c
lea edi, [eax + 6]
lea eax, [esp + 0x134]
push 0x800
push eax
call fcn.004199d0
mov edx, dword [ebx + 0x420]
add esp, 0x28
push 0
push edi
lea ecx, [esp + 0x11c]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x426703
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebp
call fcn.004100a0
add esp, 0xc
add edi, 0xfffffffe
mov esi, ebp
push edi
push 0x3e
lea eax, [esp + 0x11e]
call fcn.00425ee0
add esp, 8
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x904
ret
Function at 0x4269a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
mov eax, dword [eax]
push ebp
mov ebp, dword [eax + 0x140]
mov dword [esp + 4], eax
jne 0x426af7
push ebx
push esi
push edi
lea ebx, [ebp + 0x1cb0]
lea edi, [ebp + 0x1eb0]
mov dword [edi], ebx
cmp ebx, edi
jae 0x4269d7
mov byte [ebx], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4269e2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4269ed
mov byte [eax], 0x1f
inc dword [edi]
movzx ecx, word [ebp + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push ecx
call esi
movzx edx, ax
movzx eax, word [ebp + 0x1caa]
push eax
mov dword [esp + 0x20], edx
call esi
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x426a1f
mov dl, byte [esp + 0x1c]
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x426a2d
mov dl, byte [esp + 0x1d]
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x426a37
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x426a41
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x426a4c
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x426a57
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
mov esi, dword [esp + 0x10]
mov dword [ebp + 0x1eb4], eax
sub eax, ebx
sub eax, 2
push eax
lea eax, [ebp + 0x1cb2]
push 0x3e
mov dword [edi], ebx
call fcn.00425ee0
mov edi, dword [esp + 0x20]
mov edx, dword [edi + 0x420]
add esp, 8
push 0
push 3
push ebx
mov ebx, dword [sym.imp.WS2_32.dll_send]
push edx
call ebx
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x426ab2
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.004100a0
add esp, 0xc
lea ecx, [ebp + 0x1cb3]
push ecx
push edi
mov eax, 4
call fcn.00426730
mov edx, dword [edi + 0x420]
add esp, 8
push 0
push 2
add ebp, 0x1cb7
push ebp
push edx
call ebx
test eax, eax
jns 0x426af4
call esi
push eax
mov eax, dword [esp + 0x14]
push str.Sending_data_failed___d_
push eax
call fcn.004100a0
add esp, 0xc
pop edi
pop esi
pop ebx
pop ebp
pop ecx
ret
Function at 0x42c1a0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x84
push ebx
push ebp
push esi
push edi
mov esi, eax
mov ebp, dword [esi + 0x424]
mov edi, dword [esi]
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x18]
push ecx
push ebp
or ebx, 0xffffffff
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x42c1ef
lea edx, [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
push ebp
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_accept]
mov ebx, eax
push ebp
push esi
call fcn.00417280
add esp, 8
cmp ebx, 0xffffffff
jne 0x42c21c
push str.Error_accept__ing_server_connect
push edi
call fcn.004100a0
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 0x1e
pop ebx
add esp, 0x84
ret
push str.Connection_accepted_from_server_n
push edi
call fcn.0040ffd0
push 1
push ebx
mov dword [esi + 0x574], 0
mov dword [esi + 0x424], ebx
call fcn.0043c5a0
add esp, 0x10
mov dword [esi + 0x5c0], 1
cmp dword [edi + 0x628], 0
je 0x42c295
push 1
push edi
call fcn.0040dc70
mov ecx, dword [edi + 0x62c]
mov edx, dword [edi + 0x628]
push 1
push ebx
push ecx
call edx
push 0
push edi
mov ebx, eax
call fcn.0040dc70
add esp, 0x1c
test ebx, ebx
je 0x42c295
call fcn.0042c100
pop edi
pop esi
pop ebp
mov eax, 0x2a
pop ebx
add esp, 0x84
ret
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x84
ret