joyce8/EMBER2024-capa huggingface dataset:
Function at 0x599663
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0xc], 0
jne 0x599670
xor eax, eax
pop ebp
ret
pop ebp
jmp fcn.00599676

Function at 0x59caa0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x64a3a4]
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 0x59caf0
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x59caea
shr eax, 8
cmp al, 2
jne 0x59caea
xor eax, eax
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
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.00426a9d
mov esp, ebp
pop ebp
ret

Function at 0x59e870
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
push 0x48
push 1
call dword [0x64ca60]
mov esi, dword [ebp + 8]
mov edi, eax
add esp, 8
mov ebx, 8
mov dword [esi + 0x3bc], edi
test edi, edi
je 0x59e94c
push dword [ebp + 0x14]
mov ecx, dword [ebp + 0x10]
lea eax, [edi + 0x10]
push ecx
push dword [ebp + 0xc]
mov dword [esi + 0x3ac], ecx
mov dword [esi + 0x3b4], 0
mov dword [esi + 0x3b8], 0
mov dword [esi + 0x3b0], 0
push eax
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0
call fcn.0059e980
add esp, 0x10
test eax, eax
je 0x59e94c
mov eax, dword [esi + 0x3a8]
test eax, eax
je 0x59e904
push eax
call dword [0x64ca54]
add esp, 4
mov dword [esi + 0x3a8], 0
push dword [ebp + 0xc]
call dword [0x64ca5c]
add esp, 4
mov dword [esi + 0x3a8], eax
test eax, eax
je 0x59e94c
push 0
push 2
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x59e94c
lea eax, [edi + 0x10]
push eax
push 0x59e7e0
call fcn.005acf40
add esp, 8
mov dword [edi], eax
test eax, eax
jne 0x59e969
call fcn.0049996e
mov ebx, dword [eax]
lea eax, [esi + 0x3a8]
push eax
call fcn.0059e6f0
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 0x5a74f0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
push ebx
push edi
push 0
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ecx + eax*4 + 0x130]
call dword [sym.imp.WS2_32.dll_send]
mov ebx, dword [ebp + 0x18]
mov edi, eax
mov dword [ebx], 0
cmp edi, 0xffffffff
jne 0x5a756e
push esi
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x5a753e
pop esi
pop edi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
pop ebp
ret
push esi
push dword [ebp + 8]
call fcn.005aba40
push eax
mov eax, dword [ebp + 8]
push str.Send_failure:__s
push dword [eax]
call fcn.005a71d0
mov eax, dword [ebp + 8]
add esp, 0x14
mov eax, dword [eax]
mov dword [eax + 0x856c], esi
mov eax, edi
mov dword [ebx], 0x37
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x5a7750
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0x164]
test eax, eax
je 0x5a7779
push dword [esi + 0xf4]
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 0x5a77af
push dword [esi + 0xf0]
lea eax, [eax + eax*2]
push 1
add eax, 0x617014
push 2
push eax
call fcn.004a41d9
push dword [esi + 0xf0]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.004a41d9
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret

Function at 0x5a7940
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0x530]
cmp ecx, 0xffffffff
je 0x5a799b
mov eax, dword [eax + 0x524]
mov eax, dword [eax]
mov eax, dword [eax + ecx*4]
test eax, eax
je 0x5a799b
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x5a7969
mov dword [ecx], eax
cmp dword [eax + 0x148], 0
push esi
mov esi, dword [eax + 0x130]
je 0x5a797f
or eax, 0xffffffff
pop esi
pop ebp
ret
push 2
push 1
lea eax, [ebp + 0xb]
push eax
push esi
call dword [sym.imp.WS2_32.dll_recv]
or ecx, 0xffffffff
test eax, eax
cmove esi, ecx
mov eax, esi
pop esi
pop ebp
ret
or eax, 0xffffffff
pop ebp
ret
Function at 0x5a7b80
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x64a3a4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x19c], 0
mov ebx, dword [edi]
jne 0x5a7cf3
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 0x5a7bfe
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.005aba40
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.005a71d0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
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 0x5a7c51
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.005aba40
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.005a71d0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0xcc]
push eax
lea eax, [edi + 0x9e]
push eax
lea eax, [ebp - 0x84]
push eax
call fcn.005a80f0
add esp, 0xc
test eax, eax
jne 0x5a7ca2
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.005aba40
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.005a71d0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x100]
push eax
lea eax, [edi + 0xd0]
push eax
lea eax, [ebp - 0x104]
push eax
call fcn.005a80f0
add esp, 0xc
test eax, eax
jne 0x5a7cf3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.005aba40
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.005a71d0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
push edi
call fcn.005a79a0
mov ecx, dword [ebp - 4]
add esp, 4
xor ecx, ebp
pop edi
pop esi
pop ebx
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
Function at 0x5a8560
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 + 0x314]
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 0x5a85aa
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.005aba40
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.005a7270
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.005a7270
add esp, 8
pop edi
pop esi
pop ebp
ret

Function at 0x5aa600
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.0x5aa611
jmp dword [eax*4 + 0x5aa684]
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 0x5ab3c0
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x230
mov eax, dword [0x64a3a4]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [0x67108c], 0
mov dword [ebp - 0x230], str.getaddrinfo
mov dword [ebp - 0x22c], 0x5aaed0
mov dword [ebp - 0x228], str.getnameinfo
mov dword [ebp - 0x224], 0x5ab170
mov dword [ebp - 0x220], str.freeaddrinfo
mov dword [ebp - 0x21c], fcn.005aae80
jne 0x5ab542
push 0x104
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x5ab538
push ebx
push esi
push edi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004a6950
push str.ws2_32
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.005c6254
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 0x5ab498
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x5ab4ed
push edi
call esi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004a6950
push str.wship6
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.005c6254
add esp, 0x18
lea eax, [ebp - 0x110]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x5ab535
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x5ab4ed
push edi
call esi
jmp 0x5ab535
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 0x5ab52e
inc esi
cmp esi, 3
jl 0x5ab4f0
mov eax, dword [ebp - 0x22c]
mov dword [0x64ca68], eax
mov eax, dword [ebp - 0x224]
mov dword [0x64ca70], eax
mov eax, dword [ebp - 0x21c]
mov dword [fcn.005aae80], eax
jmp 0x5ab535
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
pop edi
pop esi
pop ebx
mov dword [0x67108c], 1
movzx eax, word [ebp + 8]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov eax, dword [eax*8 + 0x64ca68]
call fcn.00426a9d
mov esp, ebp
pop ebp
ret 4
Function at 0x5ab800
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0x18]
push ebx
push edi
mov edi, dword [ebp + 0x1c]
push dword [ebp + 8]
mov dword [edi], 0
mov byte [eax], 0
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov ebx, eax
test ebx, ebx
je 0x5ab88e
cmp word [ebx + 8], 2
push esi
jne 0x5ab862
cmp word [ebx + 0xa], 4
jne 0x5ab862
mov esi, dword [ebx + 0xc]
mov eax, dword [esi]
test eax, eax
je 0x5ab862
nop dword [eax + eax]
push dword [eax]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call fcn.005ab720
mov dword [edi], eax
test eax, eax
je 0x5ab882
add esi, 4
lea edi, [eax + 0x1c]
mov eax, dword [esi]
test eax, eax
jne 0x5ab840
push 0x400
push dword [ebx]
push 0x401
push dword [ebp + 0x18]
call fcn.004b3dad
add esp, 0x10
xor eax, eax
pop esi
pop edi
pop ebx
pop ebp
ret 0x18
pop esi
pop edi
mov eax, 8
pop ebx
pop ebp
ret 0x18
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
add eax, 0xffffd507
cmp eax, 3
ja case.0x5ab89e.11001
jmp dword [eax*4 + 0x5ab8c8]
pop edi
mov eax, 0x2af9
pop ebx
pop ebp
ret 0x18
pop edi
mov eax, 0x2afa
pop ebx
pop ebp
ret 0x18
pop edi
mov eax, 0x2afb
pop ebx
pop ebp
ret 0x18

Function at 0x5acf40
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.005c64c8
add esp, 0x18
test eax, eax
je 0x5acf62
cmp eax, 0xffffffff
jne 0x5acf64
xor eax, eax
pop ebp
ret
Function at 0x5b4ff0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x64a3a4]
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 0x5b503d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.005a71d0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x5b5065
shr eax, 8
test al, al
jne 0x5b5065
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.005a71d0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.00426a9d
mov esp, ebp
pop ebp
ret

Function at 0x5b57e0
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 + 0x130]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5b5828
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.005a71d0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.005b5160
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x5b5a50
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x64a3a4]
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 + 0x8664]
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.005b5260
mov eax, dword [esi + 0x1aac]
add esp, 0x10
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1aac], eax
cmp ecx, 0x18
je 0x5b5c08
cmp ecx, 0x23
je 0x5b5be4
cmp ecx, 0x27
jne 0x5b5c96
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.005a9060
mov esi, dword [esi + 0x18a8]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x5b5b83
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 0x5b5b10
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x5b5b71
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0042e9dd
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.005a9060
add esp, 0x2c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x5b5b04
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x6199f0
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.005a9060
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 + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5b5bde
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005a71d0
add esp, 0xc
push edi
jmp 0x5b5c84
lea edx, [esi + 0x1828]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5b5bf0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x5b5c29
lea edx, [esi + 0x1808]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5b5c13
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.005a9060
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x130]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x5b5c80
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.005a71d0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.005b5260
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
Function at 0x5b6b90
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x64a3a4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x3d0]
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 0x5b6c23
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.00491ab0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x5b6c56
push str.Received_too_short_packet
push edi
call fcn.005a71d0
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.00426a9d
mov esp, ebp
pop ebp
ret
push ebx
call fcn.005b64b0
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x5b6c71
jmp dword [eax*4 + 0x5b6d88]
cmp edx, 4
jle case.0x5b6c71.4
push ebx
call fcn.005b6490
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x5b6c71.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.005a6f90
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x5b6cd6
push 5
push esi
call fcn.005b7480
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
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.005b31e0
jmp 0x5b6d4e
push ebx
call fcn.005b6490
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x61630c
push edi
call fcn.005a7270
add esp, 0x10
jmp case.0x5b6c71.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.005b6910
add esp, 0xc
test eax, eax
je case.0x5b6c71.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x5db0e0
push edi
call fcn.005a71d0
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.005b3410
add esp, 4
test eax, eax
je 0x5b6c43
push 5
push esi
call fcn.005b7480
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.00426a9d
mov esp, ebp
pop ebp
ret
Function at 0x5b6da0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x10]
mov ebx, dword [eax]
mov eax, dword [ebp + 0xc]
add eax, 0xfffffffd
cmp eax, 4
ja case.0x5b6dbd.4
jmp dword [eax*4 + 0x5b6fbc]
lea eax, [edi + 0x15c]
push eax
call fcn.005b6490
movzx ecx, ax
add esp, 4
movzx eax, word [edi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
je 0x5b6df9
push eax
push ecx
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.005a7270
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
lea esi, [edi + 0x160]
mov word [edi + 0x40], cx
push 4
push esi
mov dword [edi + 0x18], 0
call fcn.005b64f0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.005b64d0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x5b6f2f
mov eax, dword [edi + 0x154]
xor ecx, ecx
add eax, 4
cmp dword [edi + 0x14c], eax
lea eax, [edi + 0x38]
push eax
setl cl
lea ecx, [ecx*2 + 1]
mov dword [edi], ecx
call fcn.00499702
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
xor eax, eax
lea esi, [edi + 0x160]
push 4
push esi
mov word [edi + 0x40], ax
mov dword [edi + 0x18], eax
call fcn.005b64f0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.005b64d0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x5b6f2f
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.00499702
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
movzx eax, word [edi + 0x40]
inc dword [edi + 0x18]
inc eax
push dword [edi + 0x18]
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push ebx
call fcn.005a7270
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x5b6f0b
mov dword [edi + 8], 0xffffff9d
xor eax, eax
mov dword [edi], 3
pop edi
pop esi
pop ebx
pop ebp
ret
push dword [edi + 0x148]
lea eax, [edi + 0xc8]
push eax
push 0
push 4
push dword [edi + 0x160]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x5b6f95
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.005aba40
push eax
push 0x5db0e0
push ebx
call fcn.005a71d0
add esp, 0x14
mov eax, 0x37
pop edi
pop esi
pop ebx
pop ebp
ret
lea esi, [edi + 0x160]
push 5
push esi
call fcn.005b64f0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.005b64d0
add esp, 0x10
lea eax, [edi + 0xc8]
push dword [edi + 0x148]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
mov dword [edi], 3
pop edi
pop esi
xor eax, eax
pop ebx
pop ebp
ret
push str.tftp_rx:_internal_error
push 0x5db0e0
push ebx
call fcn.005a71d0
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x5b7480
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.0x5b7492
jmp dword [edx*4 + 0x5b74e8]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005b6fd0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005b6da0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.005b7690
push str.TFTP_finished
push 0x61630c
push eax
call fcn.005a7270
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x5db0e0
push eax
call fcn.005a71d0
add esp, 0xc
mov eax, 0x47
pop ebp
ret