Function at 0x42c653
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push ebx
xor ebx, ebx
test byte [ebp + 0x10], 0x80
push esi
push edi
mov esi, eax
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
mov byte [ebp - 2], bl
mov dword [ebp - 0x38], 0xc
mov dword [ebp - 0x34], ebx
je 0x42c682
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x42c68c
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0042d951
test eax, eax
pop ecx
je 0x42c6a7
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004195f9
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0042097a
test eax, eax
pop ecx
je 0x42c6c2
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004195f9
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x42c6df
test ecx, 0x74000
jne 0x42c6db
cmp dword [ebp - 0x24], eax
je 0x42c6df
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x42c739
dec eax
je 0x42c723
dec eax
je 0x42c71e
call fcn.0041b1b4
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0041b1a1
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004196f5
add esp, 0x14
jmp 0x42ccec
mov dword [ebp - 8], edx
jmp 0x42c73c
test cl, 8
je 0x42c730
test ecx, 0x70000
jne 0x42c71e
mov dword [ebp - 8], 0x40000000
jmp 0x42c73c
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x42c77d
sub eax, ecx
je 0x42c774
sub eax, ecx
je 0x42c76b
sub eax, ecx
je 0x42c762
sub eax, 0x40
jne 0x42c6f8
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x42c780
mov dword [ebp - 0x10], 3
jmp 0x42c780
mov dword [ebp - 0x10], 2
jmp 0x42c780
mov dword [ebp - 0x10], 1
jmp 0x42c780
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, 0x100
jg 0x42c7d3
je 0x42c7ca
cmp eax, ebx
je 0x42c7ca
cmp eax, edi
je 0x42c7c1
cmp eax, 0x200
je 0x42c846
cmp eax, 0x300
jne 0x42c6f8
mov dword [ebp - 0x14], 2
jmp 0x42c7f0
mov dword [ebp - 0x14], 4
jmp 0x42c7f0
mov dword [ebp - 0x14], 3
jmp 0x42c7f0
cmp eax, 0x500
je 0x42c7e9
cmp eax, 0x600
je 0x42c846
cmp eax, edx
jne 0x42c6f8
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x42c814
mov ecx, dword [0x44400c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x42c814
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x42c830
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x42c830
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x42c839
or dword [ebp - 0xc], edi
test al, 0x20
je 0x42c84f
or dword [ebp - 0xc], 0x8000000
jmp 0x42c85a
mov dword [ebp - 0x14], 5
jmp 0x42c7f0
test al, 0x10
je 0x42c85a
or dword [ebp - 0xc], 0x10000000
call fcn.00429bd3
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x42c880
call fcn.0041b1b4
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0041b1a1
mov dword [eax], 0x18
jmp 0x42c90e
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x38]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x42c91a
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x42c8e6
test byte [ebp + 0x10], 1
je 0x42c8e6
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push dword [ebp - 0x14]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x42c91a
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x444e00]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0041b1c7
pop ecx
call fcn.0041b1a1
mov eax, dword [eax]
jmp 0x42cda8
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x42c96b
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x444e00]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0041b1c7
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x42c90e
call fcn.0041b1a1
mov dword [eax], 0xd
jmp 0x42c90e
cmp eax, 2
jne 0x42c976
or byte [ebp - 1], 0x40
jmp 0x42c97f
cmp eax, 3
jne 0x42c97f
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004299a2
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x444e00]
pop ecx
pop ecx
mov cl, byte [ebp - 1]
or cl, 1
mov byte [edx + eax + 4], cl
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x444e00]
lea eax, [edx + eax + 0x24]
and byte [eax], 0x80
mov byte [ebp - 3], cl
and byte [ebp - 3], 0x48
mov byte [ebp - 1], cl
jne 0x42ca55
test cl, 0x80
je 0x42cb25
test byte [ebp + 0x10], 2
je 0x42ca55
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00424cc0
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x42ca13
call fcn.0041b1b4
cmp dword [eax], 0x83
je 0x42ca55
push dword [esi]
call fcn.00423071
jmp 0x42c90d
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0042a1f7
add esp, 0xc
test eax, eax
jne 0x42ca45
cmp word [ebp - 0x2c], 0x1a
jne 0x42ca45
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0042d6e1
add esp, 0xc
cmp eax, edi
je 0x42ca07
push ebx
push ebx
push dword [esi]
call fcn.00424cc0
add esp, 0xc
cmp eax, edi
je 0x42ca07
test byte [ebp - 1], 0x80
je 0x42cb25
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x42ca7d
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x42ca7a
or dword [ebp + 0x10], edi
jmp 0x42ca7d
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x42caca
cmp eax, 0x10000
je 0x42cab6
cmp eax, 0x14000
je 0x42cab6
cmp eax, 0x20000
je 0x42cac4
cmp eax, 0x24000
je 0x42cac4
cmp eax, 0x40000
je 0x42cab0
cmp eax, 0x44000
jne 0x42cacd
mov byte [ebp - 2], 1
jmp 0x42cacd
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x42cacd
mov byte [ebp - 2], 2
jmp 0x42cacd
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x42cb25
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x42cb25
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x42cc7f
cmp eax, 0x80000000
je 0x42cc46
cmp eax, ecx
jne 0x42cb25
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x42cb25
cmp eax, 2
jbe 0x42cd27
cmp eax, 4
jbe 0x42cc18
cmp eax, 5
je 0x42cd27
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x444e00]
lea eax, [ecx + eax + 0x24]
mov cl, byte [eax]
xor cl, byte [ebp - 2]
and cl, 0x7f
xor byte [eax], cl
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x444e00]
lea eax, [ecx + eax + 0x24]
mov ecx, dword [ebp + 0x10]
mov dl, byte [eax]
shr ecx, 0x10
shl cl, 7
and dl, 0x7f
or cl, dl
cmp byte [ebp - 3], bl
mov byte [eax], cl
jne 0x42cb97
test byte [ebp + 0x10], 8
je 0x42cb97
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x444e00]
lea eax, [ecx + eax + 4]
or byte [eax], 0x20
mov edi, dword [ebp - 8]
mov eax, 0xc0000000
mov ecx, edi
and ecx, eax
cmp ecx, eax
jne 0x42cda6
test byte [ebp + 0x10], 1
je 0x42cda6
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x42cd8f
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0041b1c7
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x444e00]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00429a1f
pop ecx
jmp 0x42c90d
push 2
push ebx
push ebx
push dword [esi]
call fcn.00429e11
add esp, 0x10
or eax, edx
je 0x42cd27
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00429e11
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x42ca07
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0042a1f7
add esp, 0xc
cmp eax, 0xffffffff
je 0x42ca07
cmp eax, 2
je 0x42cccb
cmp eax, 3
jne 0x42cd19
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x42cccb
mov byte [ebp - 2], 1
jmp 0x42cb25
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x42cb25
cmp eax, 2
jbe 0x42cd27
cmp eax, 4
ja 0x42cb1c
push 2
push ebx
push ebx
push dword [esi]
call fcn.00429e11
add esp, 0x10
or eax, edx
je 0x42cd27
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00429e11
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x42cb25
jmp 0x42ca07
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x42ccf3
push dword [esi]
call fcn.00423071
pop ecx
call fcn.0041b1a1
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x42cda8
cmp eax, 0xfeff
jne 0x42cd19
push ebx
push 2
push dword [esi]
call fcn.00424cc0
add esp, 0xc
cmp eax, 0xffffffff
je 0x42ca07
mov byte [ebp - 2], 2
jmp 0x42cb25
push ebx
push ebx
push dword [esi]
call fcn.00424cc0
add esp, 0xc
jmp 0x42ccbd
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x42cd47
dec eax
jne 0x42cb25
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x42cd55
mov dword [ebp - 0x18], 0xbfbbef
mov dword [ebp - 0x14], 3
mov eax, dword [ebp - 0x14]
sub eax, edi
push eax
lea eax, [ebp + edi - 0x18]
push eax
push dword [esi]
call fcn.00423e1a
add esp, 0xc
cmp eax, 0xffffffff
je 0x42cd7b
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x42cd55
jmp 0x42cb25
push dword [esi]
call fcn.00423071
pop ecx
call fcn.0041b1a1
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x42cda8
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x444e00]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret