joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cf660
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 0x4cf689
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 0x4cf6bf
push dword [esi + 0xf0]
lea eax, [eax + eax*2]
push 1
add eax, 0x526170
push 2
push eax
call fcn.004a47cd
push dword [esi + 0xf0]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.004a47cd
add esp, 0x20
xor eax, eax
pop esi
pop ebp
ret

Function at 0x4d2890
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
push 0x48
push 1
call dword [0x5472e0]
mov esi, dword [ebp + 8]
mov edi, eax
add esp, 8
mov ebx, 8
mov dword [esi + 0x3bc], edi
test edi, edi
je 0x4d296c
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.004d29a0
add esp, 0x10
test eax, eax
je 0x4d296c
mov eax, dword [esi + 0x3a8]
test eax, eax
je 0x4d2924
push eax
call dword [0x5472d4]
add esp, 4
mov dword [esi + 0x3a8], 0
push dword [ebp + 0xc]
call dword [0x5472dc]
add esp, 4
mov dword [esi + 0x3a8], eax
test eax, eax
je 0x4d296c
push 0
push 2
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x4d296c
lea eax, [edi + 0x10]
push eax
push 0x4d2800
call fcn.004df130
add esp, 8
mov dword [edi], eax
test eax, eax
jne 0x4d2989
call fcn.0049272e
mov ebx, dword [eax]
lea eax, [esi + 0x3a8]
push eax
call fcn.004d2710
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 0x4db130
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 0x4db18b
mov eax, dword [eax + 0x524]
mov eax, dword [eax]
mov eax, dword [eax + ecx*4]
test eax, eax
je 0x4db18b
mov ecx, dword [ebp + 0xc]
test ecx, ecx
je 0x4db159
mov dword [ecx], eax
cmp dword [eax + 0x148], 0
push esi
mov esi, dword [eax + 0x130]
je 0x4db16f
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 0x4db370
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x54636c]
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 0x4db4e3
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 0x4db3ee
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004dcb00
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebx
call fcn.004cf0e0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
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 0x4db441
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push edi
call fcn.004dcb00
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.004cf0e0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
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.004db8e0
add esp, 0xc
test eax, eax
jne 0x4db492
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004dcb00
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004cf0e0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
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.004db8e0
add esp, 0xc
test eax, eax
jne 0x4db4e3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push edi
call fcn.004dcb00
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.004cf0e0
add esp, 0x18
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
push edi
call fcn.004db190
mov ecx, dword [ebp - 4]
add esp, 4
xor ecx, ebp
pop edi
pop esi
pop ebx
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
Function at 0x4dbd50
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 0x4dbd9a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004dcb00
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004cf180
add esp, 0x14
pop edi
pop esi
pop ebp
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004cf180
add esp, 8
pop edi
pop esi
pop ebp
ret

Function at 0x4ddc00
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.0x4ddc11
jmp dword [eax*4 + 0x4ddc84]
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 0x4de9c0
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x230
mov eax, dword [0x54636c]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [0x55ea2c], 0
mov dword [ebp - 0x230], str.getaddrinfo
mov dword [ebp - 0x22c], 0x4de4d0
mov dword [ebp - 0x228], str.getnameinfo
mov dword [ebp - 0x224], 0x4de770
mov dword [ebp - 0x220], str.freeaddrinfo
mov dword [ebp - 0x21c], fcn.004de480
jne 0x4deb42
push 0x104
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4deb38
push ebx
push esi
push edi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004a5dd0
push str.ws2_32
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004f724b
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 0x4dea98
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x4deaed
push edi
call esi
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004a5dd0
push str.wship6
lea eax, [ebp - 0x110]
push 0x10c
push eax
call fcn.004f724b
add esp, 0x18
lea eax, [ebp - 0x110]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x4deb35
push str.getaddrinfo
push edi
call ebx
test eax, eax
jne 0x4deaed
push edi
call esi
jmp 0x4deb35
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 0x4deb2e
inc esi
cmp esi, 3
jl 0x4deaf0
mov eax, dword [ebp - 0x22c]
mov dword [0x5472e8], eax
mov eax, dword [ebp - 0x224]
mov dword [0x5472f0], eax
mov eax, dword [ebp - 0x21c]
mov dword [fcn.004de480], eax
jmp 0x4deb35
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
pop edi
pop esi
pop ebx
mov dword [0x55ea2c], 1
movzx eax, word [ebp + 8]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov eax, dword [eax*8 + 0x5472e8]
call fcn.0041bf36
mov esp, ebp
pop ebp
ret 4
Function at 0x4dee00
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 0x4dee8e
cmp word [ebx + 8], 2
push esi
jne 0x4dee62
cmp word [ebx + 0xa], 4
jne 0x4dee62
mov esi, dword [ebx + 0xc]
mov eax, dword [esi]
test eax, eax
je 0x4dee62
nop dword [eax + eax]
push dword [eax]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
call fcn.004ded20
mov dword [edi], eax
test eax, eax
je 0x4dee82
add esi, 4
lea edi, [eax + 0x1c]
mov eax, dword [esi]
test eax, eax
jne 0x4dee40
push 0x400
push dword [ebx]
push 0x401
push dword [ebp + 0x18]
call fcn.004b52a5
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.0x4dee9e.11001
jmp dword [eax*4 + 0x4deec8]
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 0x4df130
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.004f7408
add esp, 0x18
test eax, eax
je 0x4df152
cmp eax, 0xffffffff
jne 0x4df154
xor eax, eax
pop ebp
ret
Function at 0x4e71b0
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x54636c]
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 0x4e71fd
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004cf0e0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4e7225
shr eax, 8
test al, al
jne 0x4e7225
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004cf0e0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.0041bf36
mov esp, ebp
pop ebp
ret

Function at 0x4e79a0
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 0x4e79e8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004cf0e0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004e7320
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4e7c10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x54636c]
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.004e7420
mov eax, dword [esi + 0x1aac]
add esp, 0x10
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1aac], eax
cmp ecx, 0x18
je 0x4e7dc8
cmp ecx, 0x23
je 0x4e7da4
cmp ecx, 0x27
jne 0x4e7e56
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004cf840
mov esi, dword [esi + 0x18a8]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4e7d43
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 0x4e7cd0
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4e7d31
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.0041ea30
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.004cf840
add esp, 0x2c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4e7cc4
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x529a3c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004cf840
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 0x4e7d9e
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004cf0e0
add esp, 0xc
push edi
jmp 0x4e7e44
lea edx, [esi + 0x1828]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4e7db0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4e7de9
lea edx, [esi + 0x1808]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4e7dd3
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.004cf840
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 0x4e7e40
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004cf0e0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004e7420
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
Function at 0x4e8d50
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x54636c]
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 0x4e8de3
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.0048f460
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4e8e16
push str.Received_too_short_packet
push edi
call fcn.004cf0e0
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.0041bf36
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004e8670
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4e8e31
jmp dword [eax*4 + 0x4e8f48]
cmp edx, 4
jle case.0x4e8e31.4
push ebx
call fcn.004e8650
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4e8e31.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004ceea0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4e8e96
push 5
push esi
call fcn.004e9640
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
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.004e53a0
jmp 0x4e8f0e
push ebx
call fcn.004e8650
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x526474
push edi
call fcn.004cf180
add esp, 0x10
jmp case.0x4e8e31.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004e8ad0
add esp, 0xc
test eax, eax
je case.0x4e8e31.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x500a70
push edi
call fcn.004cf0e0
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004e55d0
add esp, 4
test eax, eax
je 0x4e8e03
push 5
push esi
call fcn.004e9640
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
Function at 0x4e8f60
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.0x4e8f7d.4
jmp dword [eax*4 + 0x4e917c]
lea eax, [edi + 0x15c]
push eax
call fcn.004e8650
movzx ecx, ax
add esp, 4
movzx eax, word [edi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
je 0x4e8fb9
push eax
push ecx
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.004cf180
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.004e86b0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004e8690
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 0x4e90ef
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.0049726f
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.004e86b0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004e8690
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 0x4e90ef
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.0049726f
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.004cf180
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x4e90cb
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 0x4e9155
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.004dcb00
push eax
push 0x500a70
push ebx
call fcn.004cf0e0
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.004e86b0
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004e8690
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 0x500a70
push ebx
call fcn.004cf0e0
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4e9640
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.0x4e9652
jmp dword [edx*4 + 0x4e96a8]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004e9190
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004e8f60
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004e9850
push str.TFTP_finished
push 0x526474
push eax
call fcn.004cf180
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x500a70
push eax
call fcn.004cf0e0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4eb190
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x54636c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax]
or ebx, 0xffffffff
mov edi, dword [eax + 0x134]
push 1
push 0
push esi
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], 0x10
call fcn.004db2b0
mov ecx, eax
add esp, 0xc
test ecx, ecx
js 0x4eb205
nop
mov eax, 0x3e8
cmp ecx, eax
cmovl eax, ecx
push eax
push 0xffffffffffffffff
push edi
call fcn.004e6440
add esp, 0xc
cmp eax, 0xffffffff
je 0x4eb2b9
test eax, eax
jne 0x4eb229
push 1
push eax
push esi
call fcn.004db2b0
mov ecx, eax
add esp, 0xc
test ecx, ecx
jns 0x4eb1d0
push str.Timeout_while_waiting_for_server_connect
push esi
call fcn.004cf0e0
add esp, 8
mov eax, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
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 0x4eb254
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 ebx, eax
push edi
mov edi, dword [ebp - 0x1c]
push edi
call fcn.004dafb0
add esp, 8
cmp ebx, 0xffffffff
jne 0x4eb28a
push str.Error_accept__ing_server_connect
push esi
call fcn.004cf0e0
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push esi
call fcn.004cf180
push 1
push ebx
mov dword [edi + 0x134], ebx
call fcn.004f2700
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0041bf36
mov esp, ebp
pop ebp
ret
push str.Error_while_waiting_for_server_connect
push esi
call fcn.004cf0e0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x1e
pop edi
pop esi
pop ebx
call fcn.0041bf36
mov esp, ebp
pop ebp
ret

Function at 0x4ed580
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 0x4ed5af
push str.Couldnt_set_desired_mode
push edx
call fcn.004cf0e0
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x4ed5c6
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.004cf180
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4ed5dd
push edi
call fcn.004ed0c0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x4ed5f1
push edi
call fcn.004ecbb0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x4ed605
push edi
call fcn.004ed020
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x4ed615
push edi
call fcn.004ed0a0
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret