Function at 0x418814
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 0x418843
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x41884d
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0041c01d
test eax, eax
pop ecx
je 0x418868
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00409410
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004102fd
test eax, eax
pop ecx
je 0x418883
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00409410
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4188a0
test ecx, 0x74000
jne 0x41889c
cmp dword [ebp - 0x24], eax
je 0x4188a0
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x4188fa
dec eax
je 0x4188e4
dec eax
je 0x4188df
call fcn.0040c41b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040c408
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0040950c
add esp, 0x14
jmp 0x418ead
mov dword [ebp - 8], edx
jmp 0x4188fd
test cl, 8
je 0x4188f1
test ecx, 0x70000
jne 0x4188df
mov dword [ebp - 8], 0x40000000
jmp 0x4188fd
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x41893e
sub eax, ecx
je 0x418935
sub eax, ecx
je 0x41892c
sub eax, ecx
je 0x418923
sub eax, 0x40
jne 0x4188b9
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x418941
mov dword [ebp - 0x10], 3
jmp 0x418941
mov dword [ebp - 0x10], 2
jmp 0x418941
mov dword [ebp - 0x10], 1
jmp 0x418941
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 0x418994
je 0x41898b
cmp eax, ebx
je 0x41898b
cmp eax, edi
je 0x418982
cmp eax, 0x200
je 0x418a07
cmp eax, 0x300
jne 0x4188b9
mov dword [ebp - 0x14], 2
jmp 0x4189b1
mov dword [ebp - 0x14], 4
jmp 0x4189b1
mov dword [ebp - 0x14], 3
jmp 0x4189b1
cmp eax, 0x500
je 0x4189aa
cmp eax, 0x600
je 0x418a07
cmp eax, edx
jne 0x4188b9
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4189d5
mov ecx, dword [0x4325d8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4189d5
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4189f1
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4189f1
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4189fa
or dword [ebp - 0xc], edi
test al, 0x20
je 0x418a10
or dword [ebp - 0xc], 0x8000000
jmp 0x418a1b
mov dword [ebp - 0x14], 5
jmp 0x4189b1
test al, 0x10
je 0x418a1b
or dword [ebp - 0xc], 0x10000000
call fcn.00418433
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x418a41
call fcn.0040c41b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040c408
mov dword [eax], 0x18
jmp 0x418acf
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 0x418adb
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x418aa7
test byte [ebp + 0x10], 1
je 0x418aa7
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 0x418adb
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x432ba0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040c42e
pop ecx
call fcn.0040c408
mov eax, dword [eax]
jmp 0x418f69
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x418b2c
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x432ba0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0040c42e
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x418acf
call fcn.0040c408
mov dword [eax], 0xd
jmp 0x418acf
cmp eax, 2
jne 0x418b37
or byte [ebp - 1], 0x40
jmp 0x418b40
cmp eax, 3
jne 0x418b40
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00418202
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x432ba0]
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 + 0x432ba0]
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 0x418c16
test cl, 0x80
je 0x418ce6
test byte [ebp + 0x10], 2
je 0x418c16
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0041beef
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x418bd4
call fcn.0040c41b
cmp dword [eax], 0x83
je 0x418c16
push dword [esi]
call fcn.004125da
jmp 0x418ace
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0041b631
add esp, 0xc
test eax, eax
jne 0x418c06
cmp word [ebp - 0x2c], 0x1a
jne 0x418c06
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0041bd3b
add esp, 0xc
cmp eax, edi
je 0x418bc8
push ebx
push ebx
push dword [esi]
call fcn.0041beef
add esp, 0xc
cmp eax, edi
je 0x418bc8
test byte [ebp - 1], 0x80
je 0x418ce6
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x418c3e
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x418c3b
or dword [ebp + 0x10], edi
jmp 0x418c3e
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x418c8b
cmp eax, 0x10000
je 0x418c77
cmp eax, 0x14000
je 0x418c77
cmp eax, 0x20000
je 0x418c85
cmp eax, 0x24000
je 0x418c85
cmp eax, 0x40000
je 0x418c71
cmp eax, 0x44000
jne 0x418c8e
mov byte [ebp - 2], 1
jmp 0x418c8e
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x418c8e
mov byte [ebp - 2], 2
jmp 0x418c8e
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x418ce6
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x418ce6
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x418e40
cmp eax, 0x80000000
je 0x418e07
cmp eax, ecx
jne 0x418ce6
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x418ce6
cmp eax, 2
jbe 0x418ee8
cmp eax, 4
jbe 0x418dd9
cmp eax, 5
je 0x418ee8
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x432ba0]
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 + 0x432ba0]
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 0x418d58
test byte [ebp + 0x10], 8
je 0x418d58
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x432ba0]
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 0x418f67
test byte [ebp + 0x10], 1
je 0x418f67
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 0x418f50
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040c42e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x432ba0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0041827f
pop ecx
jmp 0x418ace
push 2
push ebx
push ebx
push dword [esi]
call fcn.00416073
add esp, 0x10
or eax, edx
je 0x418ee8
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00416073
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x418bc8
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0041b631
add esp, 0xc
cmp eax, 0xffffffff
je 0x418bc8
cmp eax, 2
je 0x418e8c
cmp eax, 3
jne 0x418eda
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x418e8c
mov byte [ebp - 2], 1
jmp 0x418ce6
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x418ce6
cmp eax, 2
jbe 0x418ee8
cmp eax, 4
ja 0x418cdd
push 2
push ebx
push ebx
push dword [esi]
call fcn.00416073
add esp, 0x10
or eax, edx
je 0x418ee8
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00416073
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x418ce6
jmp 0x418bc8
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x418eb4
push dword [esi]
call fcn.004125da
pop ecx
call fcn.0040c408
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x418f69
cmp eax, 0xfeff
jne 0x418eda
push ebx
push 2
push dword [esi]
call fcn.0041beef
add esp, 0xc
cmp eax, 0xffffffff
je 0x418bc8
mov byte [ebp - 2], 2
jmp 0x418ce6
push ebx
push ebx
push dword [esi]
call fcn.0041beef
add esp, 0xc
jmp 0x418e7e
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x418f08
dec eax
jne 0x418ce6
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x418f16
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.00413082
add esp, 0xc
cmp eax, 0xffffffff
je 0x418f3c
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x418f16
jmp 0x418ce6
push dword [esi]
call fcn.004125da
pop ecx
call fcn.0040c408
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x418f69
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x432ba0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret