joyce8/EMBER2024-capa huggingface dataset:
Function at 0x435f10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 0x10]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push 0
mov byte [ebp + 0xa], cl
lea ecx, [ebp + 8]
push 3
mov eax, dword [esi + 0x18]
push ecx
mov byte [ebp + 8], 0xff
mov byte [ebp + 9], bl
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x435f58
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00419620
add esp, 0xc
push dword [ebp + 0x10]
push ebx
push str.SENT
push esi
call fcn.004357c0
add esp, 0x10
pop esi
pop ebx
pop ebp
ret

Function at 0x436090
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
cmp dword [ebp + 0xc], 0x1f
push ebx
mov ebx, dword [ebp + 8]
mov edx, dword [ebx + 0x124]
mov eax, dword [ebx + 0x18]
mov dword [ebp + 8], edx
mov dword [ebp - 4], eax
jne 0x4361f8
lea ecx, [edx + 0x1cb4]
push edi
lea edi, [edx + 0x1eb4]
mov eax, ecx
mov dword [edi], ecx
cmp ecx, edi
jae 0x4360d0
lea eax, [ecx + 1]
mov byte [ecx], 0xff
mov dword [edi], eax
cmp eax, edi
jae 0x4360e4
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4360e4
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [edx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
mov ecx, dword [ebp + 8]
mov dword [ebp + 0xc], eax
shr eax, 8
mov dword [ebp - 8], eax
movzx ecx, word [ecx + 0x1caa]
push ecx
call esi
mov ecx, dword [edi]
mov edx, eax
shr edx, 8
mov dword [ebp - 0xc], eax
cmp ecx, edi
jae 0x43615b
mov eax, dword [ebp + 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43615b
mov eax, dword [ebp - 8]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43615b
mov eax, dword [ebp - 0xc]
mov byte [ecx], al
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43615b
mov byte [ecx], dl
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43615b
mov byte [ecx], 0xff
inc dword [edi]
mov ecx, dword [edi]
cmp ecx, edi
jae 0x43615b
mov byte [ecx], 0xf0
mov ecx, dword [edi]
inc ecx
mov eax, dword [ebp + 8]
lea esi, [eax + 0x1cb4]
mov dword [eax + 0x1eb8], ecx
sub ecx, esi
mov dword [edi], esi
sub ecx, 2
add eax, 0x1cb6
push ecx
push eax
push 0x3e
push ebx
call fcn.004358c0
mov eax, dword [ebp - 4]
add esp, 0x10
push 0
push 3
push esi
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x4361b2
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00419620
add esp, 0xc
mov esi, dword [ebp + 8]
push 4
lea eax, [esi + 0x1cb7]
push eax
push ebx
call fcn.00435f70
add esp, 0xc
lea eax, [esi + 0x1cbb]
push 0
push 2
push eax
mov eax, dword [ebp - 4]
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
pop esi
test eax, eax
jns 0x4361f7
call edi
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00419620
add esp, 0xc
pop edi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x436380
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x80c
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov dword [ebp - 0x808], ebx
mov esi, dword [ebx + 0x124]
mov edi, dword [ebx + 0x18]
mov dword [ebp - 0x80c], edi
mov eax, dword [esi + 0x1eb8]
sub eax, dword [esi + 0x1eb4]
add eax, 2
push eax
lea eax, [esi + 0x1cb4]
push eax
push 0x3c
push ebx
call fcn.004358c0
mov eax, dword [esi + 0x1eb4]
add esp, 0x10
mov cl, byte [eax]
inc eax
mov dword [esi + 0x1eb4], eax
cmp cl, 0x18
je 0x43654a
cmp cl, 0x23
je 0x436527
cmp cl, 0x27
jne 0x4365d8
push 0
push 0x27
push 0xfa
push 0xff
push str._c_c_c_c
lea eax, [ebp - 0x804]
push 0x800
push eax
call fcn.00424380
mov esi, dword [esi + 0x1cb0]
add esp, 0x1c
mov edi, 4
test esi, esi
je 0x4364c1
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 0x436440
sub ecx, ebx
lea eax, [ecx + 1]
add eax, edi
cmp eax, 0x7fa
jae 0x4364b0
push 0x2c
push edx
call fcn.0049f4a0
mov edx, eax
mov ebx, 0x800
lea eax, [ebp - 0x804]
add esp, 8
sub ebx, edi
add eax, edi
test edx, edx
jne 0x436489
push dword [esi]
push edx
push 0x4d1c7c
push ebx
push eax
call fcn.00424380
add esp, 0x14
jmp 0x4364ae
mov ecx, dword [esi]
lea eax, [edx + 1]
push eax
push 1
push ecx
sub edx, ecx
lea eax, [ebp - 0x804]
push edx
push 0
push str._c_.s_c_s
add eax, edi
push ebx
push eax
call fcn.00424380
add esp, 0x20
add edi, eax
mov esi, dword [esi + 4]
test esi, esi
jne 0x436434
mov ebx, dword [ebp - 0x808]
push 0xf0
push 0xff
mov eax, 0x800
sub eax, edi
push str._c_c
push eax
lea eax, [ebp - 0x804]
add eax, edi
push eax
call fcn.00424380
add esp, 0x14
lea eax, [edi + 2]
push 0
push eax
lea eax, [ebp - 0x804]
push eax
mov eax, dword [ebp - 0x80c]
push dword [eax + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x436521
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00419620
add esp, 0xc
push edi
jmp 0x4365c6
lea edx, [esi + 0x1c28]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x436532
push 0xf0
push 0xff
push edx
push 0
push 0x23
jmp 0x43656b
lea edx, [esi + 0x1c08]
mov ecx, edx
lea esi, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x436555
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 - 0x804]
push 0x800
push eax
lea esi, [ecx + 6]
call fcn.00424380
add esp, 0x28
lea eax, [ebp - 0x804]
push 0
push esi
push eax
push dword [edi + 0x128]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x4365c2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push ebx
call fcn.00419620
add esp, 0xc
lea eax, [esi - 2]
push eax
lea eax, [ebp - 0x802]
push eax
push 0x3e
push ebx
call fcn.004358c0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
Function at 0x437290
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
xor esi, esi
mov eax, dword [ebx + 0x18]
mov edi, dword [eax + 0x260]
lea eax, [ebp - 0x88]
push eax
mov dword [ebp - 0x88], 0x80
lea eax, [ebp - 0x84]
push eax
mov eax, dword [edi + 0x13c]
push esi
add eax, 4
push eax
push dword [edi + 0x148]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
mov dword [edi + 0x134], eax
cmp dword [edi + 0x130], esi
jne 0x43731c
push dword [ebp - 0x88]
lea eax, [ebp - 0x84]
push eax
lea eax, [edi + 0xb0]
push eax
call fcn.0049d420
mov eax, dword [ebp - 0x88]
add esp, 0xc
mov dword [edi + 0x130], eax
mov edx, dword [edi + 0x134]
cmp edx, 4
jge 0x43734f
push str.Received_too_short_packet
push ebx
call fcn.00419620
add esp, 8
mov dword [edi + 0xc], 7
pop edi
mov eax, esi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x148]
push eax
call fcn.00436eb0
movzx eax, ax
add esp, 4
mov dword [edi + 0xc], eax
dec eax
cmp eax, 5
ja case.0x43736e.1
jmp dword [eax*4 + 0x4374d0]
cmp edx, 4
jle case.0x43736e.4
lea eax, [edi + 0x148]
push eax
call fcn.00436e90
movzx ecx, word [edi + 0x144]
add esp, 4
inc ecx
cmp cx, ax
jne case.0x43736e.4
lea eax, [edx - 4]
push eax
mov eax, dword [edi + 0x148]
add eax, 4
push eax
push 1
push ebx
call fcn.004198d0
mov esi, eax
add esp, 0x10
test esi, esi
jne 0x4373ee
mov eax, dword [edi + 0x134]
sub eax, 4
cdq
add dword [ebx + 0x98], eax
adc dword [ebx + 0x9c], edx
push dword [ebx + 0x9c]
push dword [ebx + 0x98]
push ebx
call fcn.00422b00
mov esi, eax
add esp, 0xc
test esi, esi
je case.0x43736e.4
push 5
push edi
call fcn.00437d20
add esp, 8
mov eax, esi
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
mov ecx, dword [edi + 0x148]
lea eax, [edi + 0x148]
add ecx, 4
lea esi, [edx - 4]
push eax
mov dword [ebp - 0x8c], ecx
call fcn.00436e90
push esi
push dword [ebp - 0x8c]
movzx eax, ax
mov dword [edi + 8], eax
call fcn.00437e50
add esp, 0xc
cmp eax, esi
jae 0x437457
push dword [ebp - 0x8c]
push str.TFTP_error:__s
push ebx
call fcn.004196e0
add esp, 0xc
xor esi, esi
push ebx
call fcn.00422e70
add esp, 4
test eax, eax
je 0x43733c
push 5
push edi
call fcn.00437d20
add esp, 8
mov eax, 0x2a
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
lea eax, [edx - 2]
push eax
mov eax, dword [edi + 0x148]
add eax, 2
push eax
push edi
call fcn.00437070
mov esi, eax
add esp, 0xc
test esi, esi
je case.0x43736e.4
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
push str.Internal_error:_Unexpected_packet
push 0x4cc4cc
push ebx
call fcn.00419620
add esp, 0xc
jmp case.0x43736e.4
Function at 0x437d20
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x437d30
jmp dword [edx*4 + 0x437d84]
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004377d0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.004374f0
mov dword [ebp + 8], eax
pop ebp
jmp fcn.00437f80
push str.TFTP_finished
push 0x4cc4cc
push ecx
call fcn.004196e0
add esp, 0xc
xor eax, eax
pop ebp
ret
push str.Internal_state_machine_error
push 0x4cc4cc
push ecx
call fcn.00419620
add esp, 0xc
mov eax, 0x47
pop ebp
ret
Function at 0x43cde0
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x4f83dc]
mov dword [ebp - 8], 0x4020
mov dword [ebp - 4], 0
mov dword [ebp - 0xc], 4
test eax, eax
jne 0x43ce32
push 3
push 2
push eax
push eax
push 6
call fcn.00442dc0
add esp, 0x14
test al, al
je 0x43ce26
mov dword [0x4f83dc], 2
mov esp, ebp
pop ebp
ret
mov dword [0x4f83dc], 1
jmp 0x43ce37
cmp eax, 2
je 0x43ce77
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x43ce5e
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jg 0x43ce77
push 4
lea eax, [ebp - 8]
push eax
push 0x1001
push 0xffff
push dword [ebp + 8]
call dword [sym.imp.WS2_32.dll_setsockopt]
mov esp, ebp
pop ebp
ret
Function at 0x43d830
Capabilities:
Connect socket

Disassembly:
push ebp
mov ebp, esp
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov edi, dword [ebx + 8]
push dword [edi + 0x14]
lea eax, [edi + 0x18]
push eax
push dword [edi + 0x98]
lea esi, [edi + 0xbc]
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
jne 0x43d872
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
push dword [ebp + 0xc]
call fcn.0043de60
add esp, 0xc
pop edi
pop esi
pop ebx
pop ebp
ret
mov esi, dword [ebp + 0xc]
push esi
push ebx
call fcn.0043dc00
push dword [edi + 0xec]
cmp dword [edi], 5
lea eax, [edi + 0xbc]
push eax
push dword [edi + 0x120]
lea eax, [edi + 0xf0]
mov ecx, 0x4d2b84
push eax
push dword [edi + 0x98]
mov eax, str.QUIC
cmovne eax, ecx
push eax
push str._s_socket__d_connected:___s:_d_______s:_d_
push ebx
push esi
call fcn.00419760
push 1
push dword [edi + 0x98]
call fcn.00447f40
add esp, 0x34
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret

Function at 0x43d9e0
Capabilities:
Connect socket

Disassembly:
push ebp
mov ebp, esp
cmp byte [ebp + 0x10], 0
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 8]
jne 0x43da04
push dword [ecx + 0x14]
lea eax, [ecx + 0x18]
push eax
push dword [ecx + 0x98]
call dword [sym.imp.WS2_32.dll_connect]
pop ebp
ret
or eax, 0xffffffff
pop ebp
ret

Function at 0x43da10
Capabilities:
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x104
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov edi, dword [ebp + 0x14]
mov eax, dword [ebx]
push 0
push dword [ebp + 0x10]
mov eax, dword [eax + 8]
push ecx
mov dword [edi], 0
push dword [eax + 0x98]
call dword [sym.imp.WS2_32.dll_recv]
mov esi, eax
cmp esi, 0xffffffff
jne 0x43daa0
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x43da6b
mov dword [edi], 0x51
jmp 0x43da9d
push 0x100
lea eax, [ebp - 0x104]
push eax
push esi
call fcn.00425b50
push eax
push str.Recv_failure:__s
push dword [ebx + 4]
call fcn.00419620
mov eax, dword [ebx + 4]
add esp, 0x18
mov dword [eax + 0x934], esi
mov dword [edi], 0x38
or esi, 0xffffffff
push dword [edi]
push esi
push dword [ebp + 0x10]
push str.nw_in_read_len_zu______d__err_d
push dword [ebx]
push dword [ebx + 4]
call fcn.00419760
mov ecx, dword [ebp - 4]
add esp, 0x18
mov eax, esi
xor ecx, ebp
pop edi
pop esi
pop ebx
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
Function at 0x43dc00
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x188
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [eax + 8]
mov eax, dword [ebx + 0x18]
mov eax, dword [eax + 0x1e8]
test dword [eax + 0x44], 0x800
jne 0x43dd20
push 0x80
lea eax, [ebp - 0x184]
mov dword [ebp - 0x188], 0x80
push 0
push eax
call fcn.0049d9a0
add esp, 0xc
lea eax, [ebp - 0x188]
push eax
lea eax, [ebp - 0x184]
push eax
push dword [esi + 0x98]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x43dcb1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.00425b50
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebx
call fcn.00419620
add esp, 0x1c
mov eax, 2
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
lea eax, [esi + 0x120]
push eax
lea eax, [esi + 0xf0]
push eax
push dword [ebp - 0x188]
lea eax, [ebp - 0x184]
push eax
call fcn.0041a340
add esp, 0x10
test al, al
jne 0x43dd20
push edi
call fcn.004a1b91
mov esi, dword [eax]
call fcn.004a1b91
mov edi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
call fcn.00425b50
push eax
push dword [edi]
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebx
call fcn.00419620
add esp, 0x1c
mov eax, 2
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop esi
xor ecx, ebp
pop ebx
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret

Function at 0x43df80
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
xor eax, eax
push edi
mov edi, dword [ebp + 0xc]
push 4
cmp byte [esi + 0x6de], al
setne al
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x14]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x43dfdd
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d
push esi
call fcn.004196e0
add esp, 0xc
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
push dword [esi + 0x67c]
mov dword [ebp - 0x10], 1
call fcn.0041b510
push dword [esi + 0x680]
imul eax, eax, 0x3e8
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], eax
call fcn.0041b510
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [ebp - 0x14], eax
mov dword [ebp - 8], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0xc
lea eax, [ebp - 0x10]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.dll_WSAIoctl]
test eax, eax
je 0x43e04d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d
push esi
call fcn.004196e0
add esp, 0x10
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
Function at 0x43e060
Capabilities:
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x4f6400]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x108]
push 4
push eax
push 1
push 6
push dword [ebp + 0xc]
mov dword [ebp - 0x108], 1
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jns 0x43e0c2
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00425b50
push eax
push str.Could_not_set_TCP_NODELAY:__s
push esi
call fcn.004196e0
add esp, 0x18
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0049b9c6
mov esp, ebp
pop ebp
ret
Function at 0x449340
Capabilities:
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 1
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x449365
mov eax, 0x1b
pop esi
pop ebp
ret
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x8003
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x449395
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
mov eax, 2
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret

Function at 0x449530
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 0x449563
push 0x2e
push edi
call fcn.0049f4a0
add esp, 8
test eax, eax
je 0x449561
mov byte [eax], 0
xor eax, eax
pop edi
pop esi
pop ebp
ret

Function at 0x449ba0
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 [0x4f6400]
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 0xf0000040
push 1
push 0
push 0
push eax
mov dword [ebp - 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x449c32
lea eax, [ebp - 0xc]
mov dword [ebp - 0x18], 0x208
push eax
xorps xmm0, xmm0
mov dword [ebp - 0x14], 0x6601
push edi
movlpd qword [ebp - 0xc], xmm0
mov dword [ebp - 0x10], 8
call fcn.00449c90
lea eax, [ebp - 0xc]
push 8
push eax
call fcn.0044aa10
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 0x449c44
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.0049b9c6
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
push dword [ebp - 0x20]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push eax
push esi
push 0
push 0
push 0
push dword [ebp - 0x24]
mov dword [esi], ecx
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.0049b9c6
mov esp, ebp
pop ebp
ret
Function at 0x44a3d0
Capabilities:
Create new key via cryptacquirecontext
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push 0xf0000040
push 0x18
push 0
push 0
push esi
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x44a3f5
mov eax, 0x1b
pop esi
pop ebp
ret
lea eax, [esi + 4]
push eax
push 0
push 0
push 0x800c
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x44a425
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
mov eax, 2
pop esi
pop ebp
ret
xor eax, eax
pop esi
pop ebp
ret

Function at 0x44a530
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
mov ebx, dword [ebp + 8]
push esi
mov ecx, dword [ebx + 0xc]
mov eax, dword [ebx + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x4f6010]
mov esi, eax
add esp, 4
test esi, esi
jne 0x44a55d
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [esi + 0xc]
mov dword [esi], ebx
mov dword [esi + 4], ecx
mov eax, dword [ebx + 0xc]
add eax, ecx
mov dword [esi + 8], eax
mov eax, dword [ebp + 0x10]
push edi
lea edi, [ebx + 4]
cmp eax, dword [ebx + 0x10]
jbe 0x44a5a8
mov eax, dword [ebx]
push ecx
call eax
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
push dword [esi + 4]
call eax
mov eax, dword [esi + 8]
add eax, dword [ebx + 0xc]
push dword [esi + 4]
mov dword [ebp - 8], eax
push eax
mov eax, dword [ebx + 8]
call eax
mov eax, dword [ebx + 0x14]
add esp, 0x18
mov dword [ebp + 0x10], eax
jmp 0x44a5ae
mov eax, dword [ebp + 0xc]
mov dword [ebp - 8], eax
push dword [esi + 4]
mov eax, dword [ebx]
call eax
push dword [esi + 8]
mov eax, dword [ebx]
call eax
mov eax, dword [ebp + 0x10]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x44a611
mov ebx, dword [ebp - 8]
mov dword [ebp - 0xc], eax
nop
movzx eax, byte [ebx]
xor al, 0x36
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 4]
mov eax, dword [edi]
call eax
movzx eax, byte [ebx]
lea ebx, [ebx + 1]
xor al, 0x5c
mov byte [ebp - 1], al
lea eax, [ebp - 1]
push 1
push eax
push dword [esi + 8]
mov eax, dword [edi]
call eax
add esp, 0x18
sub dword [ebp + 0x10], 1
jne 0x44a5d0
mov eax, dword [ebp + 8]
mov ebx, dword [ebp - 0xc]
lea edi, [eax + 4]
jmp 0x44a614
mov eax, dword [ebp + 8]
cmp ebx, dword [eax + 0x10]
jae 0x44a648
nop dword [eax]
mov eax, dword [edi]
push 1
push 0x4d4894
push dword [esi + 4]
call eax
mov eax, dword [edi]
push 1
push 0x4d4895
push dword [esi + 8]
call eax
mov eax, dword [ebp + 8]
inc ebx
add esp, 0x18
cmp ebx, dword [eax + 0x10]
jb 0x44a620
pop edi
mov eax, esi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x44aa10
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
mov edi, dword [ebp + 0xc]
xor esi, esi
test edi, edi
je 0x44aa5d
push ebx
mov ebx, dword [ebp + 8]
mov cl, byte [esi + ebx]
mov dl, cl
mov al, cl
shr dl, 1
and al, 0xfe
not dl
movzx eax, al
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
shr dl, 1
xor dl, cl
or cl, 1
test dl, 2
movzx ecx, cl
cmove ecx, eax
mov byte [esi + ebx], cl
inc esi
cmp esi, edi
jb 0x44aa22
pop ebx
pop edi
pop esi
pop ebp
ret

Function at 0x44aac0
Capabilities:
Hash data using md4
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0xf0000040
push 1
push 0
push 0
lea edi, [esi + 4]
mov dword [esi], 0
push esi
mov dword [edi], 0
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
je 0x44ab12
push edi
push 0
push 0
push 0x8002
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
jne 0x44ab18
push eax
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi], 0
pop edi
xor eax, eax
pop esi
pop ebp
ret
pop edi
mov eax, 1
pop esi
pop ebp
ret