joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4cec70
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x5490a4]
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 0x4cecbd
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004c0ea0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4cece5
shr eax, 8
test al, al
jne 0x4cece5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004c0ea0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.00413c46
mov esp, ebp
pop ebp
ret

Function at 0x4cf460
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 0x4cf4a8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004c0ea0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004cede0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4cf6d0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5490a4]
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.004ceee0
mov eax, dword [esi + 0x1aac]
add esp, 0x10
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1aac], eax
cmp ecx, 0x18
je 0x4cf888
cmp ecx, 0x23
je 0x4cf864
cmp ecx, 0x27
jne 0x4cf916
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004c2d30
mov esi, dword [esi + 0x18a8]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4cf803
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 0x4cf790
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4cf7f1
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.00482ab5
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.004c2d30
add esp, 0x2c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4cf784
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x536a9c
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004c2d30
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 0x4cf85e
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004c0ea0
add esp, 0xc
push edi
jmp 0x4cf904
lea edx, [esi + 0x1828]
mov ecx, edx
lea esi, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4cf870
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4cf8a9
lea edx, [esi + 0x1808]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4cf893
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.004c2d30
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 0x4cf900
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004c0ea0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004ceee0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00413c46
mov esp, ebp
pop ebp
ret
Function at 0x4d0810
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x5490a4]
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 0x4d08a3
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.0048cfb0
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4d08d6
push str.Received_too_short_packet
push edi
call fcn.004c0ea0
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.00413c46
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004d0130
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4d08f1
jmp dword [eax*4 + 0x4d0a08]
cmp edx, 4
jle case.0x4d08f1.4
push ebx
call fcn.004d0110
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4d08f1.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004c0c60
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4d0956
push 5
push esi
call fcn.004d1100
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
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.004cce60
jmp 0x4d09ce
push ebx
call fcn.004d0110
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x533384
push edi
call fcn.004c0f40
add esp, 0x10
jmp case.0x4d08f1.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004d0590
add esp, 0xc
test eax, eax
je case.0x4d08f1.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x51c898
push edi
call fcn.004c0ea0
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004cd090
add esp, 4
test eax, eax
je 0x4d08c3
push 5
push esi
call fcn.004d1100
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.00413c46
mov esp, ebp
pop ebp
ret
Function at 0x4d0a20
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.0x4d0a3d.4
jmp dword [eax*4 + 0x4d0c3c]
lea eax, [edi + 0x15c]
push eax
call fcn.004d0110
movzx ecx, ax
add esp, 4
movzx eax, word [edi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
je 0x4d0a79
push eax
push ecx
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.004c0f40
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.004d0170
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d0150
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 0x4d0baf
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.0049427a
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.004d0170
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d0150
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 0x4d0baf
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.0049427a
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.004c0f40
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x4d0b8b
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 0x4d0c15
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.004c5720
push eax
push 0x51c898
push ebx
call fcn.004c0ea0
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.004d0170
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004d0150
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 0x51c898
push ebx
call fcn.004c0ea0
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4d1100
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.0x4d1112
jmp dword [edx*4 + 0x4d1168]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d0c50
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d0a20
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004d1310
push str.TFTP_finished
push 0x533384
push eax
call fcn.004c0f40
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x51c898
push eax
call fcn.004c0ea0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4d2c80
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x5490a4]
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.004c1790
mov ecx, eax
add esp, 0xc
test ecx, ecx
js 0x4d2cf5
nop
mov eax, 0x3e8
cmp ecx, eax
cmovl eax, ecx
push eax
push 0xffffffffffffffff
push edi
call fcn.004cdf00
add esp, 0xc
cmp eax, 0xffffffff
je 0x4d2da9
test eax, eax
jne 0x4d2d19
push 1
push eax
push esi
call fcn.004c1790
mov ecx, eax
add esp, 0xc
test ecx, ecx
jns 0x4d2cc0
push str.Timeout_while_waiting_for_server_connect
push esi
call fcn.004c0ea0
add esp, 8
mov eax, 0x1c
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
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 0x4d2d44
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.004c1490
add esp, 8
cmp ebx, 0xffffffff
jne 0x4d2d7a
push str.Error_accept__ing_server_connect
push esi
call fcn.004c0ea0
add esp, 8
mov eax, 0x1e
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
push str.Connection_accepted_from_server_n
push esi
call fcn.004c0f40
push 1
push ebx
mov dword [edi + 0x134], ebx
call fcn.004da1d0
add esp, 0x10
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
push str.Error_while_waiting_for_server_connect
push esi
call fcn.004c0ea0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x1e
pop edi
pop esi
pop ebx
call fcn.00413c46
mov esp, ebp
pop ebp
ret

Function at 0x4d5070
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 0x4d509f
push str.Couldnt_set_desired_mode
push edx
call fcn.004c0ea0
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebp
ret
cmp ecx, 0xc8
je 0x4d50b6
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push edx
call fcn.004c0f40
add esp, 0xc
mov eax, dword [ebp + 0x10]
cmp eax, 0x13
jne 0x4d50cd
push edi
call fcn.004d4bb0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x14
jne 0x4d50e1
push edi
call fcn.004d46a0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x15
jne 0x4d50f5
push edi
call fcn.004d4b10
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebp
ret
cmp eax, 0x16
jne 0x4d5105
push edi
call fcn.004d4b90
mov esi, eax
add esp, 4
pop edi
mov eax, esi
pop esi
pop ebp
ret
Function at 0x4d8240
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x5490a4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.004b0114
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x4d82a4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
cmp byte [ebp - 0x108], 0
je 0x4d82a4
lea eax, [ebp - 0x108]
push eax
call dword [0x549dac]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret

Function at 0x4d82c0
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004d8240
Function at 0x4db440
Capabilities:
Hash data with md5

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov dword [eax + 0x14], 0
mov dword [eax + 0x10], 0
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
pop ebp
ret

Function at 0x4dc0f0
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
mov esi, dword [ebp + 8]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x549da0]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4dc11d
pop edi
pop esi
mov esp, ebp
pop ebp
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [ebp + 0x10]
mov dword [edi + 8], eax
cmp ebx, dword [esi + 0x10]
jbe 0x4dc164
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [ebp + 0xc]
push dword [edi + 4]
call eax
mov eax, dword [edi + 8]
add eax, dword [esi + 0xc]
push dword [edi + 4]
mov dword [ebp - 4], eax
push eax
mov eax, dword [esi + 8]
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], ebx
jmp 0x4dc16a
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], eax
push dword [edi + 4]
mov eax, dword [esi]
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x4dc1cb
mov ebx, dword [ebp - 4]
mov dword [ebp - 8], eax
nop word [eax + eax]
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp + 0xb], al
lea eax, [ebp + 0xb]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x4dc190
mov ebx, dword [ebp - 8]
cmp ebx, dword [esi + 0x10]
jae 0x4dc1f7
mov eax, dword [esi + 4]
push 1
push 0x53934c
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x53934d
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x4dc1d0
pop ebx
mov eax, edi
pop edi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4dc220
Capabilities:
Get hostname

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
push esi
push edi
mov byte [edi], 0
call dword [sym.imp.WS2_32.dll_gethostname]
mov byte [edi + esi - 1], 0
test eax, eax
jne 0x4dc253
push 0x2e
push edi
call fcn.0048de40
add esp, 8
test eax, eax
je 0x4dc251
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret
Function at 0x4dcc50
Capabilities:
Check os version
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x144
mov eax, dword [0x5490a4]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x144]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
push 0x11c
lea eax, [ebp - 0x120]
push 0
push eax
call fcn.0048d530
add esp, 0xc
mov dword [ebp - 0x120], 0x11c
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
cmp dword [ebp - 0x11c], 5
jg 0x4dccc2
cmp dword [ebp - 0x118], 2
jg 0x4dccc2
mov eax, 1
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.00413c46
mov esp, ebp
pop ebp
ret

Function at 0x4dcd20
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi]
cmp dword [eax + 4], 2
jne 0x4dcd4c
mov ecx, dword [esi + 0xc]
test ecx, ecx
jne 0x4dcd3d
pop edi
xor eax, eax
pop esi
pop ebp
ret
push dword [eax + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call ecx
jmp 0x4dcd80
cmp dword [esi + 8], 0
jne 0x4dcd70
push 0x51fa44
push dword [eax + 8]
call fcn.004a0696
add esp, 8
mov dword [esi + 8], eax
test eax, eax
jne 0x4dcd70
pop edi
or eax, 0xffffffff
pop esi
pop ebp
ret
push dword [esi + 8]
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
call fcn.004a0879
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x4dcda2
mov eax, dword [esi + 8]
test eax, eax
je 0x4dcd9c
push eax
call fcn.0049fde2
add esp, 4
mov dword [esi + 8], edi
mov eax, dword [esi]
mov eax, dword [eax]
mov dword [esi], eax
mov eax, edi
pop edi
pop esi
pop ebp
ret

Function at 0x4f0ff0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0x10], 0
push ebx
mov ebx, dword [ebp + 0x14]
mov eax, dword [ebx - 4]
jle 0x4f105a
mov ecx, dword [ebp + 8]
sub ecx, ebx
push esi
mov dword [ebp + 8], ecx
push edi
nop word [eax + eax]
mov esi, dword [ecx + ebx]
lea ebx, [ebx + 4]
mov ecx, eax
mov edi, esi
and edi, 0xffff00ff
and ecx, 0xffff00ff
add edi, ecx
mov edx, esi
movzx ecx, ax
and edx, 0xff00
add edx, ecx
and eax, 0xff00ffff
mov ecx, dword [ebp + 8]
xor edi, edx
and esi, 0xff00ff00
and edi, 0xff00ff
add eax, esi
xor eax, edi
sub dword [ebp + 0x10], 1
mov dword [ebx - 4], eax
jne 0x4f1010
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x4f1060
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0x10], 0
jle 0x4f10d3
mov ecx, dword [ebp + 0xc]
mov eax, dword [ebp + 8]
sub ecx, eax
sub dword [ebp + 0x14], eax
push ebx
push esi
mov dword [ebp + 0xc], ecx
push edi
nop word [eax + eax]
mov ebx, dword [ecx + eax]
lea eax, [eax + 4]
mov esi, dword [eax - 4]
mov ecx, ebx
and ecx, 0xffff00ff
mov edi, esi
and edi, 0xffff00ff
mov edx, esi
add edi, ecx
and edx, 0xff00
movzx ecx, bx
and esi, 0xff00ff00
add edx, ecx
and ebx, 0xff00ffff
mov ecx, dword [ebp + 0x14]
xor edi, edx
and edi, 0xff00ff
add ebx, esi
xor edi, ebx
sub dword [ebp + 0x10], 1
mov dword [ecx + eax - 4], edi
mov ecx, dword [ebp + 0xc]
jne 0x4f1080
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4f18d0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor ecx, ecx
push ebx
mov ebx, dword [ebp + 8]
push edi
mov dword [ebp + 8], 0
lea eax, [ebx + eax*4]
mov edi, eax
sub edi, ebx
add edi, 3
shr edi, 2
cmp ebx, eax
cmova edi, ecx
test edi, edi
je 0x4f1944
push esi
mov esi, dword [ebp + 0x10]
nop
mov edx, dword [ebx]
lea esi, [esi + 2]
mov ecx, edx
lea ebx, [ebx + 4]
shr ecx, 0x10
mov eax, edx
shr eax, 0xd
xor cl, al
mov eax, edx
and cl, 7
shr eax, 0x10
xor cl, al
mov eax, edx
mov byte [esi - 2], cl
mov ecx, edx
shr ecx, 5
shr eax, 3
xor cl, al
shr edx, 5
mov eax, dword [ebp + 8]
and cl, 0x1f
xor cl, dl
inc eax
mov byte [esi - 1], cl
mov dword [ebp + 8], eax
cmp eax, edi
jb 0x4f1900
pop esi
pop edi
pop ebx
pop ebp
ret

Function at 0x4f1950
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor ecx, ecx
push ebx
push edi
mov edi, dword [ebp + 8]
mov dword [ebp + 8], 0
lea eax, [edi + eax*4]
mov ebx, eax
sub ebx, edi
add ebx, 3
shr ebx, 2
cmp edi, eax
cmova ebx, ecx
test ebx, ebx
je 0x4f19bb
push esi
mov esi, dword [ebp + 0x10]
nop
mov edx, dword [edi]
lea esi, [esi + 2]
mov ecx, edx
lea edi, [edi + 4]
shr ecx, 0x10
mov eax, edx
shr eax, 0xc
xor cl, al
mov eax, edx
shr eax, 0x10
and cl, 0xf
xor cl, al
mov eax, edx
shr eax, 0x1c
xor al, dl
mov byte [esi - 2], cl
and al, 0xf
xor al, dl
mov byte [esi - 1], al
mov eax, dword [ebp + 8]
inc eax
mov dword [ebp + 8], eax
cmp eax, ebx
jb 0x4f1980
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x402130
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push esi
push ebx
sub esp, 0x10
mov esi, dword [ebp + 8]
mov dword [esp], esi
call dword [sym.imp.ucrtbase.dll_strlen]
mov ebx, eax
xor eax, eax
test ebx, ebx
je 0x402188
cmp byte [esi + ebx - 1], 0xa
je 0x40215c
mov eax, dword fs:[0x18]
mov eax, dword [eax + 0x24]
xchg dword [0x4060a4], eax
mov dword [esp], 2
call dword [sym.imp.ucrtbase.dll___acrt_iob_func]
mov dword [esp + 8], ebx
mov dword [esp + 0xc], eax
mov dword [esp + 4], 1
mov dword [esp], esi
call dword [sym.imp.ucrtbase.dll_fwrite]
add esp, 0x10
pop ebx
pop esi
pop ebp
ret