Function at 0x4164b3
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
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 - 0x34], 0xc
mov dword [ebp - 0x30], ebx
je 0x4164e2
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4164ec
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00417886
test eax, eax
pop ecx
je 0x416507
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0040baca
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040ec44
test eax, eax
pop ecx
je 0x416522
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0040baca
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x41653f
test ecx, 0x74000
jne 0x41653b
cmp dword [ebp - 0x24], eax
je 0x41653f
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x416599
dec eax
je 0x416583
dec eax
je 0x41657e
call fcn.0040d8e3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040d8d0
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0040bbc6
add esp, 0x14
jmp 0x416b4b
mov dword [ebp - 8], edx
jmp 0x41659c
test cl, 8
je 0x416590
test ecx, 0x70000
jne 0x41657e
mov dword [ebp - 8], 0x40000000
jmp 0x41659c
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4165dd
sub eax, ecx
je 0x4165d4
sub eax, ecx
je 0x4165cb
sub eax, ecx
je 0x4165c2
sub eax, 0x40
jne 0x416558
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4165e0
mov dword [ebp - 0x10], 3
jmp 0x4165e0
mov dword [ebp - 0x10], 2
jmp 0x4165e0
mov dword [ebp - 0x10], 1
jmp 0x4165e0
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 0x416633
je 0x41662a
cmp eax, ebx
je 0x41662a
cmp eax, edi
je 0x416621
cmp eax, 0x200
je 0x4166a6
cmp eax, 0x300
jne 0x416558
mov dword [ebp - 0x14], 2
jmp 0x416650
mov dword [ebp - 0x14], 4
jmp 0x416650
mov dword [ebp - 0x14], 3
jmp 0x416650
cmp eax, 0x500
je 0x416649
cmp eax, 0x600
je 0x4166a6
cmp eax, edx
jne 0x416558
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x416674
mov ecx, dword [0x420930]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x416674
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x416690
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x416690
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x416699
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4166af
or dword [ebp - 0xc], 0x8000000
jmp 0x4166ba
mov dword [ebp - 0x14], 5
jmp 0x416650
test al, 0x10
je 0x4166ba
or dword [ebp - 0xc], 0x10000000
call fcn.00416194
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4166e0
call fcn.0040d8e3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040d8d0
mov dword [eax], 0x18
jmp 0x41676e
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x34]
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 0x41677a
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x416746
test byte [ebp + 0x10], 1
je 0x416746
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
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 0x41677a
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4224e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040d8f6
pop ecx
call fcn.0040d8d0
mov eax, dword [eax]
jmp 0x416c07
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4167cb
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4224e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0040d8f6
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x41676e
call fcn.0040d8d0
mov dword [eax], 0xd
jmp 0x41676e
cmp eax, 2
jne 0x4167d6
or byte [ebp - 1], 0x40
jmp 0x4167df
cmp eax, 3
jne 0x4167df
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00415f63
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4224e0]
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 + 0x4224e0]
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 0x4168b4
test cl, 0x80
je 0x416984
test byte [ebp + 0x10], 2
je 0x4168b4
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00413fef
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x416873
call fcn.0040d8e3
cmp dword [eax], 0x83
je 0x4168b4
push dword [esi]
call fcn.00412768
jmp 0x41676d
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0041328f
add esp, 0xc
test eax, eax
jne 0x4168a4
cmp byte [ebp - 4], 0x1a
jne 0x4168a4
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00417616
add esp, 0xc
cmp eax, edi
je 0x416867
push ebx
push ebx
push dword [esi]
call fcn.00413fef
add esp, 0xc
cmp eax, edi
je 0x416867
test byte [ebp - 1], 0x80
je 0x416984
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4168dc
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4168d9
or dword [ebp + 0x10], edi
jmp 0x4168dc
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x416929
cmp eax, 0x10000
je 0x416915
cmp eax, 0x14000
je 0x416915
cmp eax, 0x20000
je 0x416923
cmp eax, 0x24000
je 0x416923
cmp eax, 0x40000
je 0x41690f
cmp eax, 0x44000
jne 0x41692c
mov byte [ebp - 2], 1
jmp 0x41692c
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x41692c
mov byte [ebp - 2], 2
jmp 0x41692c
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x416984
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x416984
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x416ade
cmp eax, 0x80000000
je 0x416aa5
cmp eax, ecx
jne 0x416984
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x416984
cmp eax, 2
jbe 0x416b86
cmp eax, 4
jbe 0x416a77
cmp eax, 5
je 0x416b86
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4224e0]
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 + 0x4224e0]
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 0x4169f6
test byte [ebp + 0x10], 8
je 0x4169f6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4224e0]
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 0x416c05
test byte [ebp + 0x10], 1
je 0x416c05
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
jne 0x416bee
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040d8f6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4224e0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00415fe0
pop ecx
jmp 0x41676d
push 2
push ebx
push ebx
push dword [esi]
call fcn.004156f9
add esp, 0x10
or eax, edx
je 0x416b86
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004156f9
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x416867
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0041328f
add esp, 0xc
cmp eax, 0xffffffff
je 0x416867
cmp eax, 2
je 0x416b2a
cmp eax, 3
jne 0x416b78
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x416b2a
mov byte [ebp - 2], 1
jmp 0x416984
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x416984
cmp eax, 2
jbe 0x416b86
cmp eax, 4
ja 0x41697b
push 2
push ebx
push ebx
push dword [esi]
call fcn.004156f9
add esp, 0x10
or eax, edx
je 0x416b86
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004156f9
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x416984
jmp 0x416867
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x416b52
push dword [esi]
call fcn.00412768
pop ecx
call fcn.0040d8d0
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x416c07
cmp eax, 0xfeff
jne 0x416b78
push ebx
push 2
push dword [esi]
call fcn.00413fef
add esp, 0xc
cmp eax, 0xffffffff
je 0x416867
mov byte [ebp - 2], 2
jmp 0x416984
push ebx
push ebx
push dword [esi]
call fcn.00413fef
add esp, 0xc
jmp 0x416b1c
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x416ba6
dec eax
jne 0x416984
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x416bb4
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.00413f13
add esp, 0xc
cmp eax, 0xffffffff
je 0x416bda
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x416bb4
jmp 0x416984
push dword [esi]
call fcn.00412768
pop ecx
call fcn.0040d8d0
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x416c07
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4224e0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret