joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4906a0
Capabilities:
Receive data
Receive data on socket
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov eax, dword [0x5503c8]
xor eax, esp
mov dword [esp + 0x108], eax
mov eax, dword [esp + 0x118]
push ebx
mov ebx, dword [esp + 0x114]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x124]
mov dword [esp + 4], eax
xor eax, eax
mov ecx, dword [ebx + 0xc]
push ebp
push esi
mov esi, 0x170
mov edx, dword [ecx + 0x14c]
cmp dword [esp + 0x120], edx
push edi
sete al
lea eax, [eax*4 + 0x148]
mov ebp, dword [eax + ecx]
mov eax, 0x180
cmove esi, eax
mov eax, dword [ecx + 0x2a0]
add esi, ecx
mov edi, dword [esi + 4]
sub edi, dword [esi + 8]
test byte [eax + 0x44], 3
je 0x4907a3
xor eax, eax
cmp dword [esp + 0x124], edx
sete al
lea eax, [eax*4 + 0x160]
cmp dword [eax + ecx], 0x490370
jne 0x4907a3
cmp dword [esi], 0
je 0x49073e
test edi, edi
je 0x4907a3
push 0
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push ebp
call fcn.004a1b00
add esp, 0x14
cmp eax, 0xffffffff
je 0x4907a3
test al, 1
je 0x4907a3
mov ecx, dword [esi]
test ecx, ecx
jne 0x49078c
mov eax, dword [ebx + 0x4e8]
add eax, eax
push eax
mov dword [esi + 4], eax
call dword [0x550368]
mov ecx, eax
add esp, 4
mov dword [esi], ecx
test ecx, ecx
je 0x4907d7
mov edi, dword [esi + 4]
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov eax, dword [esi + 8]
push 0
push edi
add eax, ecx
push eax
push ebp
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jle 0x4907a3
add dword [esi + 8], eax
push 0
push dword [esp + 0x130]
push dword [esp + 0x1c]
push ebp
call dword [sym.imp.WS2_32.dll_send]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
jne 0x490812
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x4907e8
xor edi, edi
lea eax, [edi + 0x51]
jmp 0x490812
mov ecx, dword [esp + 0x10]
mov eax, 0x1b
mov dword [ecx], 0xffffffff
jmp 0x490818
push 0x100
lea eax, [esp + 0x1c]
push eax
push esi
call fcn.004a3690
push eax
push str.Send_failure:__s
push ebx
call fcn.00490120
add esp, 0x18
mov dword [ebx + 0x96c], esi
mov eax, 0x37
mov ecx, dword [esp + 0x10]
mov dword [ecx], edi
mov ecx, dword [esp + 0x118]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cf8bc
add esp, 0x10c
ret

Function at 0x490c10
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 4]
cmp byte [eax + 0x19c], 0
je 0x490c2d
push eax
call fcn.0048a600
add esp, 4
test eax, eax
je 0x490c4e
mov al, 1
ret
mov eax, dword [eax + 0x148]
cmp eax, 0xffffffff
je 0x490c4e
push 2
push 1
lea ecx, [esp + 0xc]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
setne al
ret
xor al, al
ret
Function at 0x490ea0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x188
mov eax, dword [0x5503c8]
xor eax, esp
mov dword [esp + 0x184], eax
push ebx
mov ebx, dword [esp + 0x190]
lea eax, [esp + 8]
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [esp + 0x1a4]
push 0x80
push 0
push eax
mov dword [esp + 0x18], 0x80
call fcn.004d1960
add esp, 0xc
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x14]
push eax
push dword [esp + 0x1a4]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x490f27
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push esi
call fcn.004a3690
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
jmp 0x490f67
push edi
push esi
push dword [esp + 0x14]
lea eax, [esp + 0x1c]
push eax
call fcn.00490a90
add esp, 0x10
test al, al
jne 0x490f70
call fcn.004db021
mov esi, dword [eax]
call fcn.004db021
mov edi, eax
lea eax, [esp + 0x90]
push 0x100
push eax
push esi
call fcn.004a3690
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00490120
add esp, 0x1c
mov ecx, dword [esp + 0x190]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004cf8bc
add esp, 0x188
ret
Function at 0x492bc0
Capabilities:
Get common file path

Disassembly:
push ecx
push ebx
push edi
push 0x513f7c
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov ebx, eax
test ebx, ebx
jne 0x492bda
pop edi
pop ebx
pop ecx
ret
push ebp
push esi
push str.LoadLibraryExA
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [esp + 0x18]
mov ebp, eax
push 0x5072b0
push esi
call fcn.004e82c0
add esp, 8
test eax, eax
je 0x492c22
test ebp, ebp
je 0x492c13
push 8
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
test ebp, ebp
je 0x492c48
push str.AddDllDirectory
push ebx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x492c48
push 0x800
push 0
push esi
call ebp
pop esi
pop ebp
mov edi, eax
pop edi
pop ebx
pop ecx
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
mov edx, eax
mov dword [esp + 0x10], edx
test edx, edx
je 0x492cff
mov ecx, esi
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x492c65
sub ecx, ebx
lea eax, [edx + 1]
add eax, ecx
push eax
call dword [0x550368]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x492cf5
push dword [esp + 0x10]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x492cf5
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x492c97
sub ecx, edx
mov eax, 0x5c
mov word [ecx + ebx], ax
mov ecx, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x492cb0
sub ecx, edx
sub ecx, esi
add ecx, ebx
nop dword [eax]
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [ecx + esi - 1], al
test al, al
jne 0x492cc0
test ebp, ebp
je 0x492cec
push 8
push 0
push ebx
call ebp
push ebx
mov edi, eax
call dword [0x55036c]
add esp, 4
mov eax, edi
pop esi
pop ebp
pop edi
pop ebx
pop ecx
ret
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
push ebx
call dword [0x55036c]
add esp, 4
pop esi
pop ebp
mov eax, edi
pop edi
pop ebx
pop ecx
ret
Function at 0x49a1e0
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x49a1f2
mov eax, dword [eax + 0x70]
mov al, byte [eax + 0xe3]
ret
push 0
push 2
push 0x17
call dword [sym.imp.WS2_32.dll_socket]
cmp eax, 0xffffffff
jne 0x49a206
xor al, al
ret
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov al, 1
ret
Function at 0x4a4840
Capabilities:
Move file

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.004995f0
push dword [esp + 0x38]
movups xmm0, xmmword [eax]
movups xmmword [esp + 0x18], xmm0
call fcn.004ec908
push dword [esp + 0x40]
mov edi, eax
call fcn.004ec908
mov ebx, dword [sym.imp.KERNEL32.dll_MoveFileExA]
add esp, 0xc
mov esi, eax
push 1
push esi
push edi
call ebx
test eax, eax
jne 0x4a48d5
mov ebp, dword [sym.imp.KERNEL32.dll_Sleep]
nop dword [eax + eax]
lea eax, [esp + 0x20]
push eax
call fcn.004995f0
movups xmm0, xmmword [esp + 0x14]
sub esp, 0xc
mov ecx, esp
sub esp, 0x10
movups xmmword [ecx], xmm0
mov ecx, esp
movups xmm0, xmmword [eax]
movups xmmword [ecx], xmm0
call fcn.004996a0
add esp, 0x20
test edx, edx
ja 0x4a48f9
jb 0x4a48c7
cmp eax, 0x3e8
ja 0x4a48f9
push 1
call ebp
push 1
push esi
push edi
call ebx
test eax, eax
je 0x4a4890
test edi, edi
je 0x4a48e2
push edi
call fcn.004d9a24
add esp, 4
test esi, esi
je 0x4a48ef
push esi
call fcn.004d9a24
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret
test edi, edi
je 0x4a4906
push edi
call fcn.004d9a24
add esp, 4
test esi, esi
je 0x4a4913
push esi
call fcn.004d9a24
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x20
ret
Function at 0x4a4920
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
Set socket configuration
Start tcp server

Disassembly:
sub esp, 0x34
mov eax, dword [0x5503c8]
xor eax, esp
mov dword [esp + 0x30], eax
push esi
push edi
mov edi, dword [esp + 0x4c]
push 6
push 1
push 2
mov dword [esp + 0x14], 0x10
mov dword [esp + 0x18], 1
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
je 0x4a4b12
xorps xmm0, xmm0
mov eax, 2
push 0x7f000001
movlpd qword [esp + 0x24], xmm0
mov word [esp + 0x1c], ax
call dword [sym.imp.WS2_32.dll_htonl]
mov dword [esp + 0x1c], eax
xor eax, eax
push 4
mov word [esp + 0x1e], ax
lea eax, [esp + 0x10]
push eax
push 4
push 0xffff
push esi
mov dword [edi + 4], 0xffffffff
mov dword [edi], 0xffffffff
call dword [sym.imp.WS2_32.dll_setsockopt]
cmp eax, 0xffffffff
je 0x4a4b00
push 0x10
lea eax, [esp + 0x1c]
push eax
push esi
call dword [sym.imp.WS2_32.dll_bind]
cmp eax, 0xffffffff
je 0x4a4b00
lea eax, [esp + 8]
push eax
lea eax, [esp + 0x1c]
push eax
push esi
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4a4b00
cmp dword [esp + 8], 0x10
jl 0x4a4b00
push 1
push esi
call dword [sym.imp.WS2_32.dll_listen]
cmp eax, 0xffffffff
je 0x4a4b00
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [edi], eax
cmp eax, 0xffffffff
je 0x4a4b00
push 0x10
lea ecx, [esp + 0x1c]
push ecx
push eax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x4a4b00
push 1
push esi
call fcn.004bd480
add esp, 8
test eax, eax
js 0x4a4b00
push 0
push 0x2710
lea eax, [esp + 0x18]
mov dword [esp + 0x18], esi
push 1
push eax
mov dword [esp + 0x24], 0x300
call fcn.004a1610
add esp, 0x10
push 0
push 0
push esi
call dword [sym.imp.WS2_32.dll_accept]
mov dword [edi + 4], eax
cmp eax, 0xffffffff
je 0x4a4b00
lea eax, [esp + 8]
mov dword [esp + 8], 0x10
push eax
lea eax, [esp + 0x1c]
push eax
push dword [edi]
call dword [sym.imp.WS2_32.dll_getsockname]
cmp eax, 0xffffffff
je 0x4a4b00
cmp dword [esp + 8], 0x10
jl 0x4a4b00
lea eax, [esp + 8]
mov dword [esp + 8], 0x10
push eax
lea eax, [esp + 0x2c]
push eax
push dword [edi + 4]
call dword [sym.imp.WS2_32.dll_getpeername]
cmp eax, 0xffffffff
je 0x4a4b00
cmp dword [esp + 8], 0x10
jl 0x4a4b00
mov ax, word [esp + 0x18]
cmp ax, word [esp + 0x28]
jne 0x4a4b00
mov eax, dword [esp + 0x1c]
cmp eax, dword [esp + 0x2c]
jne 0x4a4b00
mov ax, word [esp + 0x1a]
cmp ax, word [esp + 0x2a]
jne 0x4a4b00
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.004cf8bc
add esp, 0x34
ret
push esi
mov esi, dword [sym.imp.WS2_32.dll_closesocket]
call esi
push dword [edi]
call esi
push dword [edi + 4]
call esi
mov ecx, dword [esp + 0x38]
or eax, 0xffffffff
pop edi
pop esi
xor ecx, esp
call fcn.004cf8bc
add esp, 0x34
ret
Function at 0x4a4b60
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x20]
push edi
xor edi, edi
mov dword [esp + 0xc], edi
mov dword [eax], edi
lea eax, [esp + 0x10]
push eax
push dword [esp + 0x24]
push dword [esp + 0x24]
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_getaddrinfo]
mov dword [esp + 4], eax
test eax, eax
jne 0x4a4cef
push esi
mov esi, dword [esp + 0x14]
test esi, esi
je 0x4a4cda
push ebx
push ebp
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4a4bbc
lea edx, [eax + 1]
nop dword [eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x4a4bb0
sub eax, edx
inc eax
jmp 0x4a4bbe
xor eax, eax
mov ecx, dword [esi + 4]
mov dword [esp + 0x14], eax
cmp ecx, 2
jne 0x4a4bcf
lea ebp, [ecx + 0xe]
jmp 0x4a4bdb
cmp ecx, 0x17
jne 0x4a4c7c
lea ebp, [ecx + 5]
cmp dword [esi + 0x18], 0
je 0x4a4c7c
mov ecx, dword [esi + 0x10]
test ecx, ecx
je 0x4a4c7c
cmp ecx, ebp
jb 0x4a4c7c
add eax, 0x20
add eax, ebp
push eax
call dword [0x550368]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4a4ccb
mov ecx, dword [esi]
mov dword [ebx], ecx
mov ecx, dword [esi + 4]
mov dword [ebx + 4], ecx
mov ecx, dword [esi + 8]
mov dword [ebx + 8], ecx
mov eax, dword [esi + 0xc]
mov dword [ebx + 0xc], eax
lea eax, [ebx + 0x20]
push ebp
mov dword [ebx + 0x10], ebp
mov dword [ebx + 0x14], 0
mov dword [ebx + 0x1c], 0
mov dword [ebx + 0x18], eax
push dword [esi + 0x18]
push eax
call fcn.004d13e0
mov ecx, dword [esp + 0x20]
add esp, 0xc
test ecx, ecx
je 0x4a4c68
mov eax, dword [ebx + 0x18]
add eax, ebp
push ecx
mov dword [ebx + 0x14], eax
push dword [esi + 0x14]
push eax
call fcn.004d13e0
add esp, 0xc
mov eax, dword [esp + 0x18]
test edi, edi
cmove edi, ebx
test eax, eax
je 0x4a4c78
mov dword [eax + 0x1c], ebx
mov dword [esp + 0x18], ebx
mov esi, dword [esi + 0x1c]
test esi, esi
jne 0x4a4ba2
mov esi, dword [esp + 0x10]
mov eax, dword [esp + 0x1c]
pop ebp
pop ebx
test eax, eax
je 0x4a4c9c
push eax
call dword [sym.imp.WS2_32.dll_freeaddrinfo]
test esi, esi
je 0x4a4cd6
test edi, edi
je 0x4a4cbb
mov esi, dword [edi + 0x1c]
push edi
call dword [0x55036c]
add esp, 4
mov edi, esi
test esi, esi
jne 0x4a4ca4
mov esi, dword [esp + 8]
mov eax, dword [esp + 0x28]
xor edi, edi
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret
mov esi, 8
mov dword [esp + 0x10], esi
jmp 0x4a4c8b
test edi, edi
jne 0x4a4ce6
mov esi, 0x2af9
push esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov eax, dword [esp + 0x28]
mov dword [eax], edi
mov eax, esi
pop esi
pop edi
add esp, 0x10
ret

Function at 0x4a50f0
Capabilities:
Create thread

Disassembly:
push 0
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push 0
push 0
call fcn.004e9406
mov ecx, eax
add esp, 0x18
xor eax, eax
test ecx, ecx
je 0x4a5116
cmp ecx, 0xffffffff
cmovne eax, ecx
ret
Function at 0x4a8b80
Capabilities:
Query environment variable

Disassembly:
push ebx
push ebp
xor ebp, ebp
push esi
push edi
lea esi, [ebp + 1]
push esi
push ebp
call dword [0x550370]
mov edi, eax
add esp, 8
test edi, edi
je 0x4a8bd7
nop word [eax + eax]
push esi
push edi
push dword [esp + 0x1c]
mov ebp, edi
mov ebx, esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov esi, eax
test esi, esi
je 0x4a8bef
cmp esi, ebx
je 0x4a8bef
cmp esi, 0x8000
ja 0x4a8bef
cmp esi, ebx
jb 0x4a8be8
push esi
push edi
call dword [0x550370]
mov edi, eax
add esp, 8
test edi, edi
jne 0x4a8ba0
push ebp
call dword [0x55036c]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret
push edi
call dword [0x55036c]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x4ae430
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x5503c8]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x9c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
or esi, 0xffffffff
push eax
mov ebx, dword [edi + 0xc]
mov ebp, dword [ebx + 0x14c]
push ebp
mov dword [esp + 0x1c], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4ae493
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov esi, eax
push ebp
push ebx
push edi
call fcn.00490b40
add esp, 0xc
cmp esi, 0xffffffff
jne 0x4ae4b8
push str.Error_accept__ing_server_connect
push edi
call fcn.00490120
add esp, 8
mov eax, 0x1e
jmp 0x4ae528
push str.Connection_accepted_from_server
push edi
call fcn.004901f0
push 1
push esi
mov byte [ebx + 0x266], 0
mov dword [ebx + 0x14c], esi
call fcn.004bd480
add esp, 0x10
mov byte [ebx + 0x279], 1
cmp dword [edi + 0x1b8], 0
je 0x4ae526
push 1
push edi
call fcn.004833c0
mov eax, dword [edi + 0x1b8]
push 1
push esi
push dword [edi + 0x1bc]
call eax
push 0
push edi
mov esi, eax
call fcn.004833c0
add esp, 0x1c
test esi, esi
je 0x4ae526
push ebx
push edi
call fcn.004ae9c0
add esp, 8
mov eax, 0x2a
jmp 0x4ae528
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cf8bc
add esp, 0x88
ret
Function at 0x4b0440
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
lea eax, [ecx - 0xc8]
xor edi, edi
mov ebx, dword [esi + 0xc]
cmp eax, 0x64
jb 0x4b0470
push str.Couldnt_set_desired_mode
push esi
call fcn.00490120
add esp, 8
lea eax, [edi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x4b0487
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200
push esi
call fcn.004901f0
add esp, 0xc
mov eax, dword [esp + 0x18]
push ebp
cmp eax, 0x13
jne 0x4b04a2
push ebx
push esi
call fcn.004b0340
add esp, 8
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp eax, 0x14
jne 0x4b05b3
mov edi, dword [esi + 0xc]
xor ebx, ebx
cmp dword [esi + 0x508], 2
mov dword [esp + 0x18], edi
jne 0x4b0521
mov eax, dword [esi + 0x134]
mov eax, dword [eax]
test eax, eax
je 0x4b0521
push 3
push ebx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x1c], ebx
push ecx
push ebx
push eax
push esi
call fcn.004bc7e0
mov edi, eax
add esp, 0x18
test edi, edi
jne 0x4b05e0
push 0x2f
push dword [esp + 0x18]
call fcn.004d38b0
add esp, 8
test eax, eax
je 0x4b0510
mov ebx, dword [esp + 0x14]
mov ecx, 1
sub eax, ebx
cmovne ecx, eax
mov byte [ecx + ebx], 0
jmp 0x4b051d
push dword [esp + 0x14]
call dword [0x55036c]
add esp, 4
mov edi, dword [esp + 0x18]
mov ecx, dword [esi + 0x54c]
test ecx, ecx
jne 0x4b053f
cmp byte [esi + 0xd0d], 0
mov ecx, str.NLST
mov eax, str.LIST
cmove ecx, eax
mov edx, 0x52923e
test ebx, ebx
mov eax, edx
cmovne eax, ebx
push eax
mov eax, 0x504240
cmove eax, edx
push eax
push ecx
push 0x5138f0
call fcn.00495390
push ebx
mov ebp, eax
call dword [0x55036c]
add esp, 0x14
test ebp, ebp
jne 0x4b057c
mov edi, 0x1b
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
push ebp
push 0x512cac
lea eax, [edi + 0x438]
push eax
push esi
call fcn.004c6a50
push ebp
mov edi, eax
call dword [0x55036c]
add esp, 0x14
test edi, edi
jne 0x4b05e0
mov eax, dword [esi + 0xc]
pop ebp
mov dword [eax + 0x4bc], 0x1f
mov eax, edi
pop edi
pop esi
pop ebx
ret
cmp eax, 0x15
jne 0x4b05cc
push 0xd
push 1
push esi
call fcn.004afed0
add esp, 0xc
mov edi, eax
pop ebp
pop edi
pop esi
pop ebx
ret
cmp eax, 0x16
jne 0x4b05e0
push 0xe
push 1
push esi
call fcn.004afed0
add esp, 0xc
mov edi, eax
pop ebp
mov eax, edi
pop edi
pop esi
pop ebx
ret
Function at 0x4b6950
Capabilities:
Send data
Send data on socket

Disassembly:
mov ecx, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0xc]
push esi
mov esi, dword [esp + 0xc]
push 0
mov byte [esp + 0x12], cl
lea ecx, [esp + 0x10]
push 3
mov eax, dword [esi + 0xc]
push ecx
mov byte [esp + 0x18], 0xff
mov byte [esp + 0x19], bl
push dword [eax + 0x148]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4b699c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00490120
add esp, 0xc
push dword [esp + 0x14]
push ebx
push str.SENT
push esi
call fcn.004b6570
add esp, 0x10
pop esi
pop ebx
ret

Function at 0x4b6af0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
push ebx
mov ebx, dword [esp + 0xc]
push ebp
mov eax, dword [ebx + 0xc]
mov ebp, dword [ebx + 0x134]
mov dword [esp + 8], eax
jne 0x4b6c43
push esi
lea ecx, [ebp + 0x1cb4]
push edi
lea edi, [ebp + 0x1eb4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x4b6b2d
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x4b6b41
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6b41
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebp + 0x1ca8]
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [esp + 0x18], eax
movzx eax, word [ebp + 0x1caa]
push eax
call esi
mov edx, dword [esp + 0x18]
movzx ecx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
shr ecx, 8
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4b6bab
mov byte [eax], 0xf0
mov eax, dword [edi]
inc eax
mov dword [ebp + 0x1eb8], eax
lea esi, [ebp + 0x1cb4]
sub eax, esi
mov dword [edi], esi
sub eax, 2
push eax
lea eax, [ebp + 0x1cb6]
push eax
push 0x3e
push ebx
call fcn.004b6670
mov eax, dword [esp + 0x20]
add esp, 0x10
mov edi, dword [sym.imp.WS2_32.dll_send]
push 0
push 3
push esi
push dword [eax + 0x148]
call edi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4b6c03
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00490120
add esp, 0xc
push 4
lea eax, [ebp + 0x1cb7]
push eax
push ebx
call fcn.004b69c0
add esp, 0xc
lea eax, [ebp + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x148]
call edi
test eax, eax
jns 0x4b6c41
call esi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00490120
add esp, 0xc
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0x4b80d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x5503c8]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
mov ebx, dword [esp + 0x90]
push ebp
push esi
push edi
mov eax, dword [ebx + 0xc]
mov edi, dword [eax + 0x438]
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x18]
push eax
mov eax, dword [edi + 0x13c]
push 0
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [edi + 0x130], 0
mov dword [edi + 0x134], eax
jne 0x4b8156
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.004d13e0
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [edi + 0x130], eax
mov esi, dword [edi + 0x134]
cmp esi, 4
jge 0x4b8191
push str.Received_too_short_packet
push ebx
call fcn.00490120
add esp, 8
mov dword [edi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cf8bc
add esp, 0x88
ret
mov edx, dword [edi + 0x148]
movzx eax, byte [edx]
movzx ecx, byte [edx + 1]
shl eax, 8
or ecx, eax
mov dword [edi + 0xc], ecx
dec ecx
cmp ecx, 5
ja case.0x4b81b0.1
jmp dword [ecx*4 + 0x4b82bc]
cmp esi, 4
jle case.0x4b81b0.4
movzx ecx, byte [edx + 2]
movzx eax, byte [edx + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [edi + 0x144]
inc eax
movzx eax, ax
cmp eax, ecx
jne case.0x4b81b0.4
lea eax, [esi - 4]
push eax
lea eax, [edx + 4]
push eax
push 1
push ebx
call fcn.00490060
mov esi, eax
add esp, 0x10
test esi, esi
je 0x4b820b
push 5
push edi
call fcn.004b8bd0
add esp, 8
mov eax, esi
jmp 0x4b8178
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x90], eax
adc dword [ebx + 0x94], edx
push dword [ebx + 0x94]
push dword [ebx + 0x90]
push ebx
call fcn.004a03c0
jmp 0x4b8291
movzx ecx, byte [edx + 2]
lea ebp, [edx + 4]
movzx eax, byte [edx + 3]
add esi, 0xfffffffc
shl ecx, 8
or ecx, eax
push esi
push ebp
mov dword [edi + 8], ecx
call fcn.004b8c40
add esp, 8
cmp eax, esi
jae case.0x4b81b0.4
push ebp
push str.TFTP_error:__s
push ebx
call fcn.004901f0
jmp 0x4b8291
lea eax, [esi - 2]
push eax
lea eax, [edx + 2]
push eax
push edi
call fcn.004b7e60
add esp, 0xc
test eax, eax
je case.0x4b81b0.4
jmp 0x4b8178
push str.Internal_error:_Unexpected_packet
push 0x512cac
push ebx
call fcn.00490120
add esp, 0xc
push ebx
call fcn.004a07c0
add esp, 4
test eax, eax
je 0x4b8176
push 5
push edi
call fcn.004b8bd0
add esp, 8
mov eax, 0x2a
jmp 0x4b8178