joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4e6a68
Capabilities:
Allocate thread local storage

Disassembly:
push ebp
mov ebp, esp
push esi
push 0x53ffbc
push 0x53ffb4
push str.FlsAlloc
push 0
call fcn.004e69e8
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4e6a9a
push dword [ebp + 8]
mov ecx, esi
call fcn.004e3074
call esi
pop esi
pop ebp
ret
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsAlloc]

Function at 0x4e6adc
Capabilities:
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push 0x53ffcc
push 0x53ffc4
push str.FlsGetValue
push 2
call fcn.004e69e8
add esp, 0x10
mov esi, eax
push dword [ebp + 8]
test esi, esi
je 0x4e6b0d
mov ecx, esi
call fcn.004e3074
call esi
jmp 0x4e6b13
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
pop esi
pop ebp
ret

Function at 0x4e6b16
Capabilities:
Set thread local storage value

Disassembly:
push ebp
mov ebp, esp
push esi
push 0x53ffd4
push 0x53ffcc
push str.FlsSetValue
push 3
call fcn.004e69e8
add esp, 0x10
mov esi, eax
push dword [ebp + 0xc]
push dword [ebp + 8]
test esi, esi
je 0x4e6b4a
mov ecx, esi
call fcn.004e3074
call esi
jmp 0x4e6b50
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
pop esi
pop ebp
ret
Function at 0x5004bc
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0050033b

Function at 0x508ba9
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00508869

Function at 0x50df30
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
test eax, eax
jne 0x50df3c
pop ebp
ret
mov dword [ebp + 0xc], eax
pop ebp
jmp fcn.0050df50
Function at 0x510190
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebx + eax*4 + 0xc8]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [ebp + 0x18]
mov esi, eax
mov dword [edi], 0
cmp esi, 0xffffffff
jne 0x5101fa
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x5101db
mov dword [edi], 0x51
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push eax
push ebx
call fcn.005143f0
push eax
push str.Send_failure:__s
push dword [ebx]
call fcn.0050ff00
add esp, 0x14
mov dword [edi], 0x37
mov eax, esi
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x5103d0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0x16c]
test eax, eax
je 0x5103f9
push dword [esi + 0xfc]
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 0x51042f
push dword [esi + 0xf8]
lea eax, [eax + eax*2]
push 1
add eax, 0x54ca50
push 2
push eax
call fcn.004eee7d
push dword [esi + 0xf8]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.004eee7d
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret
Function at 0x510690
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push edi
cmp dword [ebx + 0x134], 0
mov edi, dword [ebx]
jne 0x5107ae
push esi
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x108]
push eax
lea eax, [ebp - 0x84]
mov dword [ebp - 0x108], 0x80
push eax
push esi
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x5106f9
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.005143f0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
jmp 0x5107a4
lea eax, [ebp - 0x108]
mov dword [ebp - 0x108], 0x80
push eax
lea eax, [ebp - 0x104]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x510734
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.005143f0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x5107a4
lea eax, [edi + 0x86c4]
push eax
lea eax, [edi + 0x8694]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.00510ba0
add esp, 0xc
test eax, eax
jne 0x51076d
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebx
call fcn.005143f0
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
jmp 0x5107a4
lea eax, [edi + 0x86f8]
push eax
lea eax, [edi + 0x86c8]
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.00510ba0
add esp, 0xc
test eax, eax
jne 0x5107ad
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebx
call fcn.005143f0
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push edi
call fcn.0050ff00
add esp, 0x18
pop esi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop ebx
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
Function at 0x510ef0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 8]
push 4
mov esi, dword [edi]
mov eax, dword [esi + 0x308]
mov dword [ebp + 8], eax
lea eax, [ebp + 8]
push eax
push 1
push 6
push dword [ebp + 0xc]
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x510f3a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.005143f0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0050ffa0
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.0050ffa0
add esp, 8
pop edi
pop esi
pop ebp
ret

Function at 0x512eb0
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov cl, byte [ebp + 8]
movsx eax, cl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x512ec1
jmp dword [eax*4 + 0x512f34]
mov al, 0x41
pop ebp
ret
mov al, 0x42
pop ebp
ret
mov al, 0x43
pop ebp
ret
mov al, 0x44
pop ebp
ret
mov al, 0x45
pop ebp
ret
mov al, 0x46
pop ebp
ret
mov al, 0x47
pop ebp
ret
mov al, 0x48
pop ebp
ret
mov al, 0x49
pop ebp
ret
mov al, 0x4a
pop ebp
ret
mov al, 0x4b
pop ebp
ret
mov al, 0x4c
pop ebp
ret
mov al, 0x4d
pop ebp
ret
mov al, 0x4e
pop ebp
ret
mov al, 0x4f
pop ebp
ret
mov al, 0x50
pop ebp
ret
mov al, 0x51
pop ebp
ret
mov al, 0x52
pop ebp
ret
mov al, 0x53
pop ebp
ret
mov al, 0x54
pop ebp
ret
mov al, 0x55
pop ebp
ret
mov al, 0x56
pop ebp
ret
mov al, 0x57
pop ebp
ret
mov al, 0x58
pop ebp
ret
mov al, 0x59
pop ebp
ret
mov al, 0x5a
pop ebp
ret
mov al, cl
pop ebp
ret
Function at 0x513870
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x230
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [0x59b470], 0
mov dword [ebp - 0x230], str.getaddrinfo
mov dword [ebp - 0x22c], 0x5132b0
mov dword [ebp - 0x228], str.getnameinfo
mov dword [ebp - 0x224], 0x513620
mov dword [ebp - 0x220], str.freeaddrinfo
mov dword [ebp - 0x21c], fcn.00513260
jne 0x5139f2
push 0x104
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x5139e8
push ebx
push esi
push edi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004feaf1
push str.ws2_32
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.0052b484
add esp, 0x18
lea eax, [ebp - 0x110]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov edi, eax
mov ebx, dword [sym.imp.KERNEL32.dll_GetProcAddress]
test edi, edi
je 0x513948
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x51399d
push edi
call esi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004feaf1
push str.wship6
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.0052b484
add esp, 0x18
lea eax, [ebp - 0x110]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x5139e5
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x51399d
push edi
call esi
jmp 0x5139e5
xor esi, esi
nop
push dword [ebp + esi*8 - 0x230]
push edi
call ebx
mov dword [ebp + esi*8 - 0x22c], eax
test eax, eax
je 0x5139de
inc esi
cmp esi, 3
jl 0x5139a0
mov eax, dword [ebp - 0x22c]
mov dword [0x57c9e8], eax
mov eax, dword [ebp - 0x224]
mov dword [0x57c9f0], eax
mov eax, dword [ebp - 0x21c]
mov dword [fcn.00513260], eax
jmp 0x5139e5
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
pop edi
pop esi
pop ebx
mov dword [0x59b470], 1
movzx eax, word [ebp + 8]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov eax, dword [eax*8 + 0x57c9e8]
call fcn.004e24d7
mov esp, ebp
pop ebp
ret 4
Function at 0x513a10
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x820
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 0x1c]
lea eax, [ebp - 0x408]
push edi
mov edi, dword [ebp + 8]
push 0x401
push 0
push eax
mov dword [ebp - 0x820], edi
mov dword [ebp - 0x814], esi
mov dword [ebp - 0x818], 0
call fcn.004e5200
push 0x401
lea eax, [ebp - 0x80c]
push 0
push eax
call fcn.004e5200
push 0x400
push edi
lea eax, [ebp - 0x408]
push 0x401
lea ebx, [ebp - 0x80c]
mov dword [ebp - 0x81c], eax
push eax
mov dword [ebp - 0x810], ebx
call fcn.0050ba2d
add esp, 0x28
nop dword [eax]
nop dword [eax + eax]
push dword [ebp - 0x820]
mov edi, esi
mov dword [esi], 0
mov byte [ebx], 0
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov ebx, eax
test ebx, ebx
je 0x513c09
cmp word [ebx + 8], 2
jne 0x513afe
cmp word [ebx + 0xa], 4
jne 0x513afe
mov esi, dword [ebx + 0xc]
mov eax, dword [esi]
test eax, eax
je 0x513afe
push dword [eax]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call fcn.00513c60
mov dword [edi], eax
test eax, eax
je 0x513bae
add esi, 4
lea edi, [eax + 0x1c]
mov eax, dword [esi]
test eax, eax
jne 0x513ad8
push 0x400
push dword [ebx]
mov ebx, dword [ebp - 0x810]
push 0x401
push ebx
call fcn.0050ba2d
mov eax, dword [ebp - 0x814]
xor esi, esi
add esp, 0x10
cmp dword [eax], esi
jne 0x513bb8
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x513b30
sub ecx, edx
je case.0x513c19.11003
mov edi, dword [ebp - 0x81c]
mov ecx, ebx
mov eax, edi
nop dword [eax]
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x513b70
test dl, dl
je 0x513b6c
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x513b70
add eax, 2
add ecx, 2
test dl, dl
jne 0x513b50
xor eax, eax
jmp 0x513b75
sbb eax, eax
or eax, 1
test eax, eax
je case.0x513c19.11003
mov esi, dword [ebp - 0x818]
inc esi
mov dword [ebp - 0x818], esi
cmp esi, 0x10
je case.0x513c19.11003
mov esi, dword [ebp - 0x814]
mov eax, edi
mov dword [ebp - 0x81c], ebx
mov ebx, eax
mov dword [ebp - 0x810], ebx
jmp 0x513aa0
mov esi, 8
jmp 0x513c33
cmp dword [ebp + 0x18], esi
je 0x513c33
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x513bc2
sub ecx, edx
lea ebx, [ecx + 1]
push ebx
push 1
call fcn.004f6b5d
mov edi, eax
add esp, 8
test edi, edi
je 0x513bef
push dword [ebp - 0x810]
push ebx
push edi
call fcn.004feaf1
add esp, 0xc
mov ecx, dword [ebp - 0x814]
mov eax, dword [ecx]
mov dword [eax + 0x14], edi
mov eax, dword [ecx]
mov ecx, 8
cmp dword [eax + 0x14], esi
cmove esi, ecx
jmp 0x513c33
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
add eax, 0xffffd507
cmp eax, 3
ja case.0x513c19.11001
jmp dword [eax*4 + 0x513c48]
mov esi, 0x2afa
jmp 0x513c33
mov esi, 0x2afb
jmp 0x513c33
mov esi, 0x2af9
mov ecx, dword [ebp - 4]
mov eax, esi
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004e24d7
mov esp, ebp
pop ebp
ret 0x18
Function at 0x5141d0
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
push 0x48
push 1
call dword [0x57c9e0]
mov edi, dword [ebp + 8]
mov esi, eax
add esp, 8
mov ebx, 0xc
mov dword [edi + 0x330], esi
test esi, esi
je 0x514299
push dword [ebp + 0x14]
mov ecx, dword [ebp + 0x10]
lea eax, [esi + 0x10]
push ecx
push dword [ebp + 0xc]
mov dword [edi + 0x320], ecx
mov dword [edi + 0x328], 0
mov dword [edi + 0x32c], 0
mov dword [edi + 0x324], 0
push eax
mov dword [esi + 4], 0xffffffff
mov dword [esi], 0
call fcn.005142c0
add esp, 0x10
test eax, eax
je 0x514299
push dword [edi + 0x31c]
call fcn.0050fbf0
push dword [ebp + 0xc]
call dword [0x57c9dc]
add esp, 8
mov dword [edi + 0x31c], eax
test eax, eax
je 0x514299
push 0
push 2
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [esi + 4], eax
cmp eax, 0xffffffff
je 0x514299
lea eax, [esi + 0x10]
push eax
push 0x514150
call fcn.005269b0
add esp, 8
mov dword [esi], eax
test eax, eax
jne 0x5142b6
call fcn.004f7c83
mov ebx, dword [eax]
lea eax, [edi + 0x31c]
push eax
call fcn.00513d60
add esp, 4
push ebx
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
pop edi
pop esi
mov eax, 1
pop ebx
pop ebp
ret
Function at 0x51cb70
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
or eax, 0xffffffff
push edi
push 1
push 0
mov ebx, dword [esi]
mov edi, dword [esi + 0xcc]
push esi
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], 0x10
call fcn.005105e0
mov ecx, eax
add esp, 0xc
test ecx, ecx
jle 0x51cbe5
nop
mov eax, 0x3e8
cmp ecx, eax
cmovl eax, ecx
push eax
push 0xffffffffffffffff
push edi
call fcn.0051b4a0
add esp, 0xc
cmp eax, 0xffffffff
je 0x51cc97
test eax, eax
jne 0x51cc09
push 1
push eax
push esi
call fcn.005105e0
mov ecx, eax
add esp, 0xc
test ecx, ecx
jg 0x51cbb0
push str.Timeout_while_waiting_for_server_connect
push ebx
call fcn.0050ff00
add esp, 8
mov eax, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x14]
push eax
push edi
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x51cc35
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0x10
push eax
lea eax, [ebp - 0x14]
push eax
push edi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [ebp - 0x1c], eax
push edi
call dword [sym.imp.WS2_32.dll_closesocket]
mov edi, dword [ebp - 0x1c]
cmp edi, 0xffffffff
jne 0x51cc68
push str.Error_accept__ing_server_connect
push ebx
call fcn.0050ff00
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push ebx
call fcn.0050ffa0
push 1
push edi
mov dword [esi + 0xcc], edi
call fcn.00526800
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
push str.Error_while_waiting_for_server_connect
push ebx
call fcn.0050ff00
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x1e
pop edi
pop esi
pop ebx
call fcn.004e24d7
mov esp, ebp
pop ebp
ret

Function at 0x51eeb0
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 0x51eedf
push str.Couldnt_set_desired_mode
push edx
call fcn.0050ff00
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x51eef6
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.0050ffa0
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x51ef0d
push edi
call fcn.0051e9f0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x51ef21
push edi
call fcn.0051e4f0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x51ef35
push edi
call fcn.0051e950
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x51ef45
push edi
call fcn.0051e9d0
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x521bc0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x57c06c]
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 0x521c0d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.0050ff00
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x521c35
shr eax, 8
test al, al
jne 0x521c35
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.0050ff00
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.004e24d7
mov esp, ebp
pop ebp
ret

Function at 0x5223b0
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 + 0xc8]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5223f8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.0050ff00
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.00521d30
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x522630
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 0x90c], edi
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x863c]
mov eax, dword [esi + 0x1ab0]
sub eax, dword [esi + 0x1aac]
add eax, 2
push eax
lea eax, [esi + 0x18ac]
push eax
push 0x3c
push ebx
call fcn.00521e30
mov eax, dword [esi + 0x1aac]
add esp, 0x10
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1aac], eax
cmp ecx, 0x18
je 0x5227e8
cmp ecx, 0x23
je 0x5227c4
cmp ecx, 0x27
jne 0x522876
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.00511910
mov esi, dword [esi + 0x18a8]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x522763
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5226f0
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x522751
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00418050
lea eax, [ebp - 0x84]
push eax
push 1
lea eax, [ebp - 0x104]
push eax
push 0
mov eax, 0x800
sub eax, edi
push str._c_s_c_s
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.00511910
add esp, 0x2c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x5226e4
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x54f888
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.00511910
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x904]
push eax
mov eax, dword [ebp - 0x90c]
push dword [eax + 0xc8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5227be
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0050ff00
add esp, 0xc
push edi
jmp 0x522864
lea edx, [esi + 0x1828]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5227d0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x522809
lea edx, [esi + 0x1808]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5227f3
push 0xf0
push 0xff
push edx
push 0
push 0x18
push 0xfa
push 0xff
push str._c_c_c_c_s_c_c
sub ecx, esi
lea eax, [ebp - 0x904]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.00511910
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0xc8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x522860
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.0050ff00
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.00521e30
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
Function at 0x523750
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x57c06c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x340]
mov edi, dword [eax]
lea ebx, [esi + 0x15c]
mov dword [ebp - 0x8c], eax
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [ebx]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x5237e3
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.004e4c80
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x523816
push str.Received_too_short_packet
push edi
call fcn.0050ff00
add esp, 8
mov dword [esi + 0xc], 7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
push ebx
call fcn.00523070
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x523831
jmp dword [eax*4 + 0x523948]
cmp edx, 4
jle case.0x523831.4
push ebx
call fcn.00523050
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x523831.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.0050fcc0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x523896
push 5
push esi
call fcn.00524080
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x38], eax
adc dword [edi + 0x3c], edx
push dword [edi + 0x3c]
push dword [edi + 0x38]
push edi
call fcn.0051a3e0
jmp 0x52390e
push ebx
call fcn.00523050
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x54c878
push edi
call fcn.0050ffa0
add esp, 0x10
jmp case.0x523831.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.005234d0
add esp, 0xc
test eax, eax
je case.0x523831.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x561b70
push edi
call fcn.0050ff00
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.0051a610
add esp, 4
test eax, eax
je 0x523803
push 5
push esi
call fcn.00524080
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004e24d7
mov esp, ebp
pop ebp
ret
Function at 0x524080
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x524092
jmp dword [edx*4 + 0x5240e8]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.00523bc0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.00523960
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005242b0
push str.TFTP_finished
push 0x54c878
push eax
call fcn.0050ffa0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x561b70
push eax
call fcn.0050ff00
add esp, 0xc
mov eax, 0x47
pop ebp
ret