Function at 0x10012c7c
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 0x10012cab
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x10012cb5
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.100153b2
test eax, eax
pop ecx
je 0x10012cd0
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10005d33
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1000b809
test eax, eax
pop ecx
je 0x10012ceb
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10005d33
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x10012d08
test ecx, 0x74000
jne 0x10012d04
cmp dword [ebp - 0x24], eax
je 0x10012d08
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x10012d62
dec eax
je 0x10012d4c
dec eax
je 0x10012d47
call fcn.1000713f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1000712c
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10005e2f
add esp, 0x14
jmp 0x10013315
mov dword [ebp - 8], edx
jmp 0x10012d65
test cl, 8
je 0x10012d59
test ecx, 0x70000
jne 0x10012d47
mov dword [ebp - 8], 0x40000000
jmp 0x10012d65
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x10012da6
sub eax, ecx
je 0x10012d9d
sub eax, ecx
je 0x10012d94
sub eax, ecx
je 0x10012d8b
sub eax, 0x40
jne 0x10012d21
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x10012da9
mov dword [ebp - 0x10], 3
jmp 0x10012da9
mov dword [ebp - 0x10], 2
jmp 0x10012da9
mov dword [ebp - 0x10], 1
jmp 0x10012da9
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 0x10012dfc
je 0x10012df3
cmp eax, ebx
je 0x10012df3
cmp eax, edi
je 0x10012dea
cmp eax, 0x200
je 0x10012e6f
cmp eax, 0x300
jne 0x10012d21
mov dword [ebp - 0x14], 2
jmp 0x10012e19
mov dword [ebp - 0x14], 4
jmp 0x10012e19
mov dword [ebp - 0x14], 3
jmp 0x10012e19
cmp eax, 0x500
je 0x10012e12
cmp eax, 0x600
je 0x10012e6f
cmp eax, edx
jne 0x10012d21
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x10012e3d
mov ecx, dword [0x10021b70]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x10012e3d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x10012e59
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x10012e59
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x10012e62
or dword [ebp - 0xc], edi
test al, 0x20
je 0x10012e78
or dword [ebp - 0xc], 0x8000000
jmp 0x10012e83
mov dword [ebp - 0x14], 5
jmp 0x10012e19
test al, 0x10
je 0x10012e83
or dword [ebp - 0xc], 0x10000000
call fcn.10013ac2
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x10012ea9
call fcn.1000713f
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1000712c
mov dword [eax], 0x18
jmp 0x10012f37
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 0x10012f43
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x10012f0f
test byte [ebp + 0x10], 1
je 0x10012f0f
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 0x10012f43
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10022360]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10007152
pop ecx
call fcn.1000712c
mov eax, dword [eax]
jmp 0x100133d1
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x10012f94
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10022360]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.10007152
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x10012f37
call fcn.1000712c
mov dword [eax], 0xd
jmp 0x10012f37
cmp eax, 2
jne 0x10012f9f
or byte [ebp - 1], 0x40
jmp 0x10012fa8
cmp eax, 3
jne 0x10012fa8
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.10013891
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x10022360]
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 + 0x10022360]
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 0x1001307e
test cl, 0x80
je 0x1001314e
test byte [ebp + 0x10], 2
je 0x1001307e
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.1001034d
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1001303c
call fcn.1000713f
cmp dword [eax], 0x83
je 0x1001307e
push dword [esi]
call fcn.1000cb99
jmp 0x10012f36
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.1000fd8c
add esp, 0xc
test eax, eax
jne 0x1001306e
cmp word [ebp - 0x2c], 0x1a
jne 0x1001306e
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.10015142
add esp, 0xc
cmp eax, edi
je 0x10013030
push ebx
push ebx
push dword [esi]
call fcn.1001034d
add esp, 0xc
cmp eax, edi
je 0x10013030
test byte [ebp - 1], 0x80
je 0x1001314e
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x100130a6
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x100130a3
or dword [ebp + 0x10], edi
jmp 0x100130a6
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x100130f3
cmp eax, 0x10000
je 0x100130df
cmp eax, 0x14000
je 0x100130df
cmp eax, 0x20000
je 0x100130ed
cmp eax, 0x24000
je 0x100130ed
cmp eax, 0x40000
je 0x100130d9
cmp eax, 0x44000
jne 0x100130f6
mov byte [ebp - 2], 1
jmp 0x100130f6
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x100130f6
mov byte [ebp - 2], 2
jmp 0x100130f6
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1001314e
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1001314e
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x100132a8
cmp eax, 0x80000000
je 0x1001326f
cmp eax, ecx
jne 0x1001314e
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001314e
cmp eax, 2
jbe 0x10013350
cmp eax, 4
jbe 0x10013241
cmp eax, 5
je 0x10013350
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10022360]
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 + 0x10022360]
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 0x100131c0
test byte [ebp + 0x10], 8
je 0x100131c0
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10022360]
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 0x100133cf
test byte [ebp + 0x10], 1
je 0x100133cf
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 0x100133b8
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.10007152
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10022360]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1001390e
pop ecx
jmp 0x10012f36
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001225b
add esp, 0x10
or eax, edx
je 0x10013350
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001225b
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x10013030
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1000fd8c
add esp, 0xc
cmp eax, 0xffffffff
je 0x10013030
cmp eax, 2
je 0x100132f4
cmp eax, 3
jne 0x10013342
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x100132f4
mov byte [ebp - 2], 1
jmp 0x1001314e
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1001314e
cmp eax, 2
jbe 0x10013350
cmp eax, 4
ja 0x10013145
push 2
push ebx
push ebx
push dword [esi]
call fcn.1001225b
add esp, 0x10
or eax, edx
je 0x10013350
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1001225b
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1001314e
jmp 0x10013030
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1001331c
push dword [esi]
call fcn.1000cb99
pop ecx
call fcn.1000712c
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x100133d1
cmp eax, 0xfeff
jne 0x10013342
push ebx
push 2
push dword [esi]
call fcn.1001034d
add esp, 0xc
cmp eax, 0xffffffff
je 0x10013030
mov byte [ebp - 2], 2
jmp 0x1001314e
push ebx
push ebx
push dword [esi]
call fcn.1001034d
add esp, 0xc
jmp 0x100132e6
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x10013370
dec eax
jne 0x1001314e
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1001337e
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.1000c909
add esp, 0xc
cmp eax, 0xffffffff
je 0x100133a4
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1001337e
jmp 0x1001314e
push dword [esi]
call fcn.1000cb99
pop ecx
call fcn.1000712c
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x100133d1
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10022360]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret