joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ea230
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x194
mov eax, dword [0x5f1414]
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 0x4ea27d
push eax
push str.WSAStartup_failed___d_
push esi
call fcn.004d10d0
add esp, 0xc
mov eax, 2
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov eax, dword [ebp - 0x194]
cmp al, 2
jne 0x4ea2a5
shr eax, 8
test al, al
jne 0x4ea2a5
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
push str.insufficient_winsock_version_to_support_telnet
push esi
call fcn.004d10d0
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 2
pop esi
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret

Function at 0x4eaad0
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 + 0x1a8]
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4eab18
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004d10d0
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push dword [esi]
call fcn.004ea3c0
add esp, 0x10
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4eac40
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
cmp dword [ebp + 0xc], 0x1f
mov eax, dword [ebp + 8]
push ebx
mov eax, dword [eax]
mov dword [ebp - 4], eax
mov ebx, dword [eax + 0x150]
jne 0x4ead96
push edi
lea eax, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], eax
cmp eax, edi
jae 0x4eac77
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4eac82
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4eac8d
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov word [ebp - 0xc], ax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [edi]
mov word [ebp - 0x14], ax
cmp ecx, edi
jae 0x4eacbd
mov al, byte [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4eacca
mov al, byte [ebp - 0xb]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4eacd7
mov al, byte [ebp - 0x14]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x4eace4
mov al, byte [ebp - 0x13]
mov byte [ecx], al
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4eacef
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4eacfa
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
lea esi, [ebx + 0x1cb0]
mov dword [ebx + 0x1eb4], eax
sub eax, esi
sub eax, 2
mov dword [edi], esi
mov edi, dword [ebp - 4]
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push edi
call fcn.004ea4c0
add esp, 0x10
push 0
push 3
push esi
mov esi, dword [ebp + 8]
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4ead52
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004d10d0
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push esi
call fcn.004eab30
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4ead95
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push edi
call fcn.004d10d0
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4eaef0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x90c
mov eax, dword [0x5f1414]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push 0x80
push 0
push eax
mov dword [ebp - 0x90c], edi
call fcn.005619c0
push 0x80
lea eax, [ebp - 0x84]
push 0
push eax
call fcn.005619c0
mov ebx, dword [edi]
mov dword [ebp - 0x908], ebx
mov esi, dword [ebx + 0x150]
mov eax, dword [esi + 0x1eb4]
sub eax, dword [esi + 0x1eb0]
add eax, 2
push eax
lea eax, [esi + 0x1cb0]
push eax
push 0x3c
push ebx
call fcn.004ea4c0
mov eax, dword [esi + 0x1eb0]
add esp, 0x28
movzx ecx, byte [eax]
inc eax
mov dword [esi + 0x1eb0], eax
cmp ecx, 0x18
je 0x4eb0d8
cmp ecx, 0x23
je 0x4eb0b2
cmp ecx, 0x27
jne 0x4eb166
push 0
push ecx
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x904]
push 0x800
push eax
call fcn.004dcf30
mov esi, dword [esi + 0x1cac]
add esp, 0x1c
mov edi, 4
mov eax, 0x800
test esi, esi
je 0x4eb051
nop
mov edx, dword [esi]
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4eafd7
sub ecx, ebx
lea ebx, [edi + 1]
add ebx, ecx
cmp ebx, 0x7fa
jae 0x4eb03f
lea eax, [ebp - 0x84]
push eax
lea eax, [ebp - 0x104]
push eax
push str._127_____127s
push edx
call fcn.004c8800
add esp, 0x10
test eax, eax
je 0x4eb03f
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.004dcf30
add esp, 0x1c
mov edi, ebx
mov esi, dword [esi + 4]
test esi, esi
jne 0x4eafd0
mov ebx, dword [ebp - 0x908]
mov eax, 0x800
push 0xf0
push 0xff
sub eax, edi
push 0x5abc50
push eax
lea eax, [ebp - 0x904]
add eax, edi
push eax
call fcn.004dcf30
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 + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4eb0ac
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004d10d0
add esp, 0xc
push edi
jmp 0x4eb154
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4eb0c0
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x4eb0f9
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4eb0e3
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.004dcf30
add esp, 0x28
lea eax, [ebp - 0x904]
push 0
push esi
push eax
push dword [edi + 0x1a8]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4eb150
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.004d10d0
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x902]
push eax
push 0x3e
push ebx
call fcn.004ea4c0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
Function at 0x4ebdc0
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x5f1414]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov esi, dword [eax + 0x470]
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 0x4ebe53
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.00561440
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [esi + 0x148], eax
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4ebe86
push str.Received_too_short_packet
push edi
call fcn.004d10d0
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.004fb4f0
mov esp, ebp
pop ebp
ret
push ebx
call fcn.004eb9c0
movzx eax, ax
add esp, 4
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4ebea1
jmp dword [eax*4 + 0x4ebfc4]
cmp edx, 4
jle case.0x4ebea1.4
push ebx
call fcn.004eb9a0
movzx ecx, word [esi + 0x40]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x4ebea1.4
lea eax, [edx - 4]
push eax
mov eax, dword [ebx]
add eax, 4
push eax
push 1
push dword [ebp - 0x8c]
call fcn.004d0fc0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x4ebf06
push 5
push esi
call fcn.004ec740
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x90], eax
adc dword [edi + 0x94], edx
push dword [edi + 0x94]
push dword [edi + 0x90]
push edi
call fcn.004daa20
jmp 0x4ebf8a
push ebx
call fcn.004eb9a0
movzx eax, ax
mov dword [esi + 8], eax
mov eax, dword [ebx]
add eax, 4
push eax
push 0x5a5cc8
push edi
call fcn.004d11b0
add esp, 0x10
jmp case.0x4ebea1.4
lea eax, [edx - 2]
push eax
mov eax, dword [ebx]
add eax, 2
push eax
push esi
call fcn.004ebb70
add esp, 0xc
test eax, eax
je case.0x4ebea1.4
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x5aa498
push edi
call fcn.004d10d0
add esp, 0xc
push dword [ebp - 0x8c]
call fcn.004dadf0
add esp, 4
test eax, eax
je 0x4ebe73
push 5
push esi
call fcn.004ec740
mov ecx, dword [ebp - 4]
add esp, 8
xor ecx, ebp
mov eax, 0x2a
pop edi
pop esi
pop ebx
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
Function at 0x4ebfe0
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.0x4ebffd.4
jmp dword [eax*4 + 0x4ec214]
lea eax, [edi + 0x15c]
push eax
call fcn.004eb9a0
movzx ecx, word [edi + 0x40]
add esp, 4
movzx esi, ax
lea eax, [ecx + 1]
movzx eax, ax
cmp eax, esi
jne 0x4ec02d
mov dword [edi + 0x18], 0
jmp 0x4ec044
cmp ecx, esi
jne 0x4ec0b8
push esi
push str.Received_last_DATA_packet_block__d_again._n
push ebx
call fcn.004d11b0
add esp, 0xc
mov word [edi + 0x40], si
lea esi, [edi + 0x160]
push 4
push esi
call fcn.004eba00
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004eb9e0
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 0x4ec18a
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.0056e388
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
push eax
push esi
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push ebx
call fcn.004d11b0
add esp, 0x10
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.004eba00
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004eb9e0
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 0x4ec18a
lea eax, [edi + 0x38]
mov dword [edi], 1
push eax
call fcn.0056e388
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.004d11b0
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x4ec166
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 0x4ec1f0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [edi + 0x10]
call fcn.004df0f0
push eax
push 0x5aa498
push ebx
call fcn.004d10d0
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.004eba00
movzx eax, word [edi + 0x40]
push eax
push esi
call fcn.004eb9e0
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 0x5aa498
push ebx
call fcn.004d10d0
add esp, 0xc
mov eax, 0x47
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x4ec740
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.0x4ec752
jmp dword [edx*4 + 0x4ec7a8]
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004ec230
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004ebfe0
mov dword [ebp + 8], ecx
pop ebp
jmp fcn.004ec950
push str.TFTP_finished
push 0x5a5cc8
push eax
call fcn.004d11b0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x5aa498
push eax
call fcn.004d10d0
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x4ef880
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x5f1414]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push eax
call fcn.0057ab88
add esp, 4
mov byte [ebp - 0x108], 0
test eax, eax
je 0x4ef8e4
push 0x104
lea ecx, [ebp - 0x108]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [ebp - 0x108], 0
je 0x4ef8e4
lea eax, [ebp - 0x108]
push eax
call dword [0x5f1340]
add esp, 4
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret

Function at 0x4ef900
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
pop ebp
jmp fcn.004ef880

Function at 0x4f1740
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push edi
push str.kernel32
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov dword [ebp - 4], eax
test eax, eax
jne 0x4f1760
pop edi
mov esp, ebp
pop ebp
ret
push ebx
push esi
push 0x5ad73c
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, dword [ebp + 8]
mov ebx, eax
push 0x5ad74c
push esi
mov dword [ebp - 8], ebx
call fcn.0057ab9e
add esp, 8
test eax, eax
je 0x4f17ac
test ebx, ebx
je 0x4f179c
push 8
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push esi
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
test ebx, ebx
je 0x4f17d5
push str.AddDllDirectory
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4f17d5
push 0x800
push 0
push esi
call ebx
pop esi
mov edi, eax
pop ebx
pop edi
mov esp, ebp
pop ebp
ret
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
mov edx, eax
mov dword [ebp - 4], edx
test edx, edx
je 0x4f1897
mov ecx, esi
lea ebx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4f17f1
sub ecx, ebx
sar ecx, 1
lea eax, [ecx + edx]
lea eax, [eax*2 + 2]
push eax
call dword [0x5f1334]
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4f188d
push dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
test eax, eax
je 0x4f188d
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4f1830
sub ecx, edx
sar ecx, 1
mov dword [ebx + ecx*2], 0x5c
mov ecx, ebx
lea edx, [ecx + 2]
nop dword [eax + eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4f1850
sub ecx, edx
sar ecx, 1
lea ecx, [ebx + ecx*2]
sub ecx, esi
movzx eax, word [esi]
lea esi, [esi + 2]
mov word [ecx + esi - 2], ax
test ax, ax
jne 0x4f1864
mov eax, dword [ebp - 8]
test eax, eax
je 0x4f1884
push 8
push 0
push ebx
call eax
jmp 0x4f188b
push ebx
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov edi, eax
push ebx
call dword [0x5f1338]
add esp, 4
pop esi
pop ebx
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x4f53a0
Capabilities:
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000000
push 1
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x4f53d2
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x8003
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
pop esi
pop ebp
ret

Function at 0x4f5530
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 0x4f5563
push 0x2e
push edi
call fcn.00561310
add esp, 8
test eax, eax
je 0x4f5561
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x4f65f0
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, ebx
push edi
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x4f6601
sub esi, ecx
je 0x4f6618
lea eax, [esi + esi]
push eax
call dword [0x5f1334]
jmp 0x4f6623
push 0x5db31e
call dword [0x5f1340]
mov edi, eax
add esp, 4
test edi, edi
jne 0x4f6636
lea eax, [edi + 0x1b]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
push esi
push ebx
push edi
call fcn.004f4190
add esp, 0xc
lea eax, [ebp - 8]
push 0xf0000000
push 1
push 0
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
mov ebx, dword [ebp + 0x10]
test eax, eax
je 0x4f66b4
lea eax, [ebp - 4]
push eax
push 0
push 0
push 0x8002
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x4f66a9
push 0
lea eax, [esi + esi]
mov dword [ebp - 0xc], 0x10
push eax
push edi
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [ebp - 0xc]
push eax
push ebx
push 2
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
push 0
push dword [ebp - 8]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [ebx + 0x10], 0
push edi
mov byte [ebx + 0x14], 0
call dword [0x5f1338]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4f6910
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x5f1414]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 0xc]
lea eax, [ebp - 0x1c]
push edi
mov edi, dword [ebp + 0x10]
push 0xf0000000
push 1
push 0
push 0
push eax
mov dword [ebp - 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x4f69a7
lea eax, [ebp - 0xc]
mov dword [ebp - 8], 0
push eax
xorps xmm0, xmm0
movups xmmword [ebp - 0x18], xmm0
push edi
mov word [ebp - 0x18], 0x208
mov dword [ebp - 0x14], 0x6601
mov dword [ebp - 0x10], 8
call fcn.004f6a10
lea eax, [ebp - 0xc]
push 8
push eax
call fcn.004f8070
add esp, 0x10
lea eax, [ebp - 0x24]
push eax
push 0
push 0
push 0x14
lea eax, [ebp - 0x18]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0x4f69b9
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp + 8]
push dword [ebp - 0x20]
mov eax, dword [ecx]
mov dword [esi], eax
mov eax, dword [ecx + 4]
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push eax
push esi
push 0
push 0
push 0
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [ebp - 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [ebp - 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [ebp - 4]
mov al, 1
pop edi
xor ecx, ebp
pop esi
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret
Function at 0x4f6e20
Capabilities:
Hash data using sha256

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov dword [eax + 0x28], 0
mov dword [eax], 0
mov dword [eax + 4], 0
mov dword [eax + 8], 0x6a09e667
mov dword [eax + 0xc], 0xbb67ae85
mov dword [eax + 0x10], 0x3c6ef372
mov dword [eax + 0x14], 0xa54ff53a
mov dword [eax + 0x18], 0x510e527f
mov dword [eax + 0x1c], 0x9b05688c
mov dword [eax + 0x20], 0x1f83d9ab
mov dword [eax + 0x24], 0x5be0cd19
pop ebp
ret
Function at 0x4f6f40
Capabilities:
Encode data using xor
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x128
mov eax, dword [0x5f1414]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
xor esi, esi
mov dword [ebp - 0x128], edi
mov eax, dword [edi + 8]
mov dword [ebp - 0x108], eax
mov eax, dword [edi + 0xc]
mov dword [ebp - 0x120], eax
mov eax, dword [edi + 0x10]
mov dword [ebp - 0x110], eax
mov eax, dword [edi + 0x14]
mov dword [ebp - 0x10c], eax
mov eax, dword [edi + 0x18]
mov dword [ebp - 0x11c], eax
mov eax, dword [edi + 0x1c]
mov dword [ebp - 0x114], eax
mov eax, dword [edi + 0x20]
mov dword [ebp - 0x118], eax
mov eax, dword [edi + 0x24]
mov dword [ebp - 0x124], eax
mov eax, dword [ebp + 0xc]
add eax, 2
nop
movzx edx, byte [eax - 2]
lea eax, [eax + 4]
movzx ecx, byte [eax - 5]
shl edx, 8
or edx, ecx
movzx ecx, byte [eax - 4]
shl edx, 8
or edx, ecx
movzx ecx, byte [eax - 3]
shl edx, 8
or edx, ecx
mov dword [ebp + esi*4 - 0x104], edx
inc esi
cmp esi, 0x10
jl 0x4f6fb0
lea ebx, [ebp - 0xcc]
mov edi, 0x30
nop word [eax + eax]
mov ecx, dword [ebx - 0x34]
lea ebx, [ebx + 4]
mov edx, dword [ebx - 4]
mov esi, ecx
mov eax, ecx
rol esi, 0xe
ror eax, 7
xor esi, eax
shr ecx, 3
xor esi, ecx
mov eax, edx
mov ecx, edx
rol eax, 0xd
rol ecx, 0xf
xor ecx, eax
shr edx, 0xa
xor ecx, edx
add esi, ecx
add esi, dword [ebx - 0x3c]
add esi, dword [ebx - 0x18]
mov dword [ebx + 4], esi
sub edi, 1
jne 0x4f6ff0
mov edi, dword [ebp - 0x128]
xor ebx, ebx
mov ecx, dword [ebp - 0x11c]
nop dword [eax]
mov esi, dword [ebp - 0x108]
mov edx, ecx
mov eax, ecx
ror edx, 0xb
rol eax, 7
xor edx, eax
mov eax, ecx
ror eax, 6
xor edx, eax
mov eax, dword [ebp - 0x114]
xor eax, dword [ebp - 0x118]
and eax, ecx
mov ecx, esi
xor eax, dword [ebp - 0x118]
add edx, eax
ror ecx, 0xd
add edx, dword [ebx + 0x5adf08]
mov eax, esi
add edx, dword [ebp + ebx - 0x104]
add ebx, 4
add edx, dword [ebp - 0x124]
add dword [ebp - 0x10c], edx
rol eax, 0xa
xor ecx, eax
mov eax, esi
ror eax, 2
xor ecx, eax
mov eax, dword [ebp - 0x120]
mov esi, eax
add ecx, edx
and eax, dword [ebp - 0x108]
or esi, dword [ebp - 0x108]
and esi, dword [ebp - 0x110]
mov edx, dword [ebp - 0x108]
or esi, eax
mov eax, dword [ebp - 0x118]
add esi, ecx
mov ecx, dword [ebp - 0x10c]
mov dword [ebp - 0x124], eax
mov eax, dword [ebp - 0x114]
mov dword [ebp - 0x118], eax
mov eax, dword [ebp - 0x11c]
mov dword [ebp - 0x114], eax
mov eax, dword [ebp - 0x110]
mov dword [ebp - 0x10c], eax
mov eax, dword [ebp - 0x120]
mov dword [ebp - 0x11c], ecx
mov dword [ebp - 0x110], eax
mov dword [ebp - 0x120], edx
mov dword [ebp - 0x108], esi
cmp ebx, 0x100
jl 0x4f7040
add dword [edi + 8], esi
add dword [edi + 0x10], eax
mov eax, dword [ebp - 0x10c]
add dword [edi + 0x14], eax
mov eax, dword [ebp - 0x114]
add dword [edi + 0x1c], eax
mov eax, dword [ebp - 0x118]
add dword [edi + 0x20], eax
add dword [edi + 0x18], ecx
mov eax, dword [ebp - 0x124]
add dword [edi + 0x24], eax
xor eax, eax
add dword [edi + 0xc], edx
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004fb4f0
mov esp, ebp
pop ebp
ret