Function at 0x1012fa01
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 0x1012fa30
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x1012fa3a
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.1013229e
test eax, eax
pop ecx
je 0x1012fa55
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10122606
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1011e1cc
test eax, eax
pop ecx
je 0x1012fa70
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.10122606
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1012fa8d
test ecx, 0x74000
jne 0x1012fa89
cmp dword [ebp - 0x24], eax
je 0x1012fa8d
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x1012fae7
dec eax
je 0x1012fad1
dec eax
je 0x1012facc
call fcn.1011c188
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1011c175
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10122702
add esp, 0x14
jmp 0x10130099
mov dword [ebp - 8], edx
jmp 0x1012faea
test cl, 8
je 0x1012fade
test ecx, 0x70000
jne 0x1012facc
mov dword [ebp - 8], 0x40000000
jmp 0x1012faea
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1012fb2b
sub eax, ecx
je 0x1012fb22
sub eax, ecx
je 0x1012fb19
sub eax, ecx
je 0x1012fb10
sub eax, 0x40
jne 0x1012faa6
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1012fb2e
mov dword [ebp - 0x10], 3
jmp 0x1012fb2e
mov dword [ebp - 0x10], 2
jmp 0x1012fb2e
mov dword [ebp - 0x10], 1
jmp 0x1012fb2e
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, pe_nt_image_headers32
jg 0x1012fb81
je 0x1012fb78
cmp eax, ebx
je 0x1012fb78
cmp eax, edi
je 0x1012fb6f
cmp eax, 0x200
je 0x1012fbf4
cmp eax, 0x300
jne 0x1012faa6
mov dword [ebp - 0x14], 2
jmp 0x1012fb9e
mov dword [ebp - 0x14], 4
jmp 0x1012fb9e
mov dword [ebp - 0x14], 3
jmp 0x1012fb9e
cmp eax, 0x500
je 0x1012fb97
cmp eax, 0x600
je 0x1012fbf4
cmp eax, edx
jne 0x1012faa6
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1012fbc2
mov ecx, dword [0x102e9510]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1012fbc2
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1012fbde
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1012fbde
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1012fbe7
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1012fbfd
or dword [ebp - 0xc], 0x8000000
jmp 0x1012fc08
mov dword [ebp - 0x14], 5
jmp 0x1012fb9e
test al, 0x10
je 0x1012fc08
or dword [ebp - 0xc], 0x10000000
call fcn.10120b17
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1012fc2e
call fcn.1011c188
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.1011c175
mov dword [eax], 0x18
jmp 0x1012fcbc
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 0x1012fcc8
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1012fc94
test byte [ebp + 0x10], 1
je 0x1012fc94
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 0x1012fcc8
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x102ea080]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.1011c19b
pop ecx
call fcn.1011c175
mov eax, dword [eax]
jmp 0x10130155
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_GetFileType]
cmp eax, ebx
jne 0x1012fd19
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x102ea080]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, eax
push esi
call fcn.1011c19b
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp esi, ebx
jne 0x1012fcbc
call fcn.1011c175
mov dword [eax], 0xd
jmp 0x1012fcbc
cmp eax, 2
jne 0x1012fd24
or byte [ebp - 1], 0x40
jmp 0x1012fd2d
cmp eax, 3
jne 0x1012fd2d
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.101208e6
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x102ea080]
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 + 0x102ea080]
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 0x1012fe02
test cl, 0x80
je 0x1012fed2
test byte [ebp + 0x10], 2
je 0x1012fe02
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.101252f7
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1012fdc1
call fcn.1011c188
cmp dword [eax], 0x83
je 0x1012fe02
push dword [esi]
call fcn.1012455f
jmp 0x1012fcbb
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.101249ad
add esp, 0xc
test eax, eax
jne 0x1012fdf2
cmp byte [ebp - 4], 0x1a
jne 0x1012fdf2
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1013202e
add esp, 0xc
cmp eax, edi
je 0x1012fdb5
push ebx
push ebx
push dword [esi]
call fcn.101252f7
add esp, 0xc
cmp eax, edi
je 0x1012fdb5
test byte [ebp - 1], 0x80
je 0x1012fed2
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1012fe2a
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1012fe27
or dword [ebp + 0x10], edi
jmp 0x1012fe2a
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1012fe77
cmp eax, 0x10000
je 0x1012fe63
cmp eax, 0x14000
je 0x1012fe63
cmp eax, 0x20000
je 0x1012fe71
cmp eax, 0x24000
je 0x1012fe71
cmp eax, 0x40000
je 0x1012fe5d
cmp eax, 0x44000
jne 0x1012fe7a
mov byte [ebp - 2], 1
jmp 0x1012fe7a
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1012fe7a
mov byte [ebp - 2], 2
jmp 0x1012fe7a
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1012fed2
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1012fed2
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1013002c
cmp eax, 0x80000000
je 0x1012fff3
cmp eax, ecx
jne 0x1012fed2
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1012fed2
cmp eax, 2
jbe 0x101300d4
cmp eax, 4
jbe 0x1012ffc5
cmp eax, 5
je 0x101300d4
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x102ea080]
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 + 0x102ea080]
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 0x1012ff44
test byte [ebp + 0x10], 8
je 0x1012ff44
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x102ea080]
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 0x10130153
test byte [ebp + 0x10], 1
je 0x10130153
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 0x1013013c
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.1011c19b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x102ea080]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.10120963
pop ecx
jmp 0x1012fcbb
push 2
push ebx
push ebx
push dword [esi]
call fcn.1012f865
add esp, 0x10
or eax, edx
je 0x101300d4
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1012f865
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1012fdb5
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.101249ad
add esp, 0xc
cmp eax, 0xffffffff
je 0x1012fdb5
cmp eax, 2
je 0x10130078
cmp eax, 3
jne 0x101300c6
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x10130078
mov byte [ebp - 2], 1
jmp 0x1012fed2
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1012fed2
cmp eax, 2
jbe 0x101300d4
cmp eax, 4
ja 0x1012fec9
push 2
push ebx
push ebx
push dword [esi]
call fcn.1012f865
add esp, 0x10
or eax, edx
je 0x101300d4
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1012f865
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1012fed2
jmp 0x1012fdb5
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x101300a0
push dword [esi]
call fcn.1012455f
pop ecx
call fcn.1011c175
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x10130155
cmp eax, 0xfeff
jne 0x101300c6
push ebx
push 2
push dword [esi]
call fcn.101252f7
add esp, 0xc
cmp eax, 0xffffffff
je 0x1012fdb5
mov byte [ebp - 2], 2
jmp 0x1012fed2
push ebx
push ebx
push dword [esi]
call fcn.101252f7
add esp, 0xc
jmp 0x1013006a
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x101300f4
dec eax
jne 0x1012fed2
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x10130102
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.1012b7cf
add esp, 0xc
cmp eax, 0xffffffff
je 0x10130128
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x10130102
jmp 0x1012fed2
push dword [esi]
call fcn.1012455f
pop ecx
call fcn.1011c175
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x10130155
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x102ea080]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret