Function at 0x1000b950
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 0x1000b97f
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x1000b989
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.1000fd34
test eax, eax
pop ecx
je 0x1000b9a4
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1000574a
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.1000a1ab
test eax, eax
pop ecx
je 0x1000b9bf
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.1000574a
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x1000b9dc
test ecx, 0x74000
jne 0x1000b9d8
cmp dword [ebp - 0x24], eax
je 0x1000b9dc
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x1000ba36
dec eax
je 0x1000ba20
dec eax
je 0x1000ba1b
call fcn.100058b8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.100058a5
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.10005846
add esp, 0x14
jmp 0x1000bfe9
mov dword [ebp - 8], edx
jmp 0x1000ba39
test cl, 8
je 0x1000ba2d
test ecx, 0x70000
jne 0x1000ba1b
mov dword [ebp - 8], 0x40000000
jmp 0x1000ba39
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x1000ba7a
sub eax, ecx
je 0x1000ba71
sub eax, ecx
je 0x1000ba68
sub eax, ecx
je 0x1000ba5f
sub eax, 0x40
jne 0x1000b9f5
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x1000ba7d
mov dword [ebp - 0x10], 3
jmp 0x1000ba7d
mov dword [ebp - 0x10], 2
jmp 0x1000ba7d
mov dword [ebp - 0x10], 1
jmp 0x1000ba7d
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 0x1000bad0
je 0x1000bac7
cmp eax, ebx
je 0x1000bac7
cmp eax, edi
je 0x1000babe
cmp eax, 0x200
je 0x1000bb43
cmp eax, 0x300
jne 0x1000b9f5
mov dword [ebp - 0x14], 2
jmp 0x1000baed
mov dword [ebp - 0x14], 4
jmp 0x1000baed
mov dword [ebp - 0x14], 3
jmp 0x1000baed
cmp eax, 0x500
je 0x1000bae6
cmp eax, 0x600
je 0x1000bb43
cmp eax, edx
jne 0x1000b9f5
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x1000bb11
mov ecx, dword [0x100165bc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x1000bb11
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x1000bb2d
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x1000bb2d
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x1000bb36
or dword [ebp - 0xc], edi
test al, 0x20
je 0x1000bb4c
or dword [ebp - 0xc], 0x8000000
jmp 0x1000bb57
mov dword [ebp - 0x14], 5
jmp 0x1000baed
test al, 0x10
je 0x1000bb57
or dword [ebp - 0xc], 0x10000000
call fcn.1000e5fc
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x1000bb7d
call fcn.100058b8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.100058a5
mov dword [eax], 0x18
jmp 0x1000bc0b
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 0x1000bc17
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x1000bbe3
test byte [ebp + 0x10], 1
je 0x1000bbe3
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 0x1000bc17
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10017200]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.100058cb
pop ecx
call fcn.100058a5
mov eax, dword [eax]
jmp 0x1000c0a5
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x1000bc68
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10017200]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.100058cb
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x1000bc0b
call fcn.100058a5
mov dword [eax], 0xd
jmp 0x1000bc0b
cmp eax, 2
jne 0x1000bc73
or byte [ebp - 1], 0x40
jmp 0x1000bc7c
cmp eax, 3
jne 0x1000bc7c
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.1000e3cb
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x10017200]
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 + 0x10017200]
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 0x1000bd52
test cl, 0x80
je 0x1000be22
test byte [ebp + 0x10], 2
je 0x1000bd52
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.10007ada
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x1000bd10
call fcn.100058b8
cmp dword [eax], 0x83
je 0x1000bd52
push dword [esi]
call fcn.1000af42
jmp 0x1000bc0a
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.1000a809
add esp, 0xc
test eax, eax
jne 0x1000bd42
cmp word [ebp - 0x2c], 0x1a
jne 0x1000bd42
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.1000fac4
add esp, 0xc
cmp eax, edi
je 0x1000bd04
push ebx
push ebx
push dword [esi]
call fcn.10007ada
add esp, 0xc
cmp eax, edi
je 0x1000bd04
test byte [ebp - 1], 0x80
je 0x1000be22
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x1000bd7a
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x1000bd77
or dword [ebp + 0x10], edi
jmp 0x1000bd7a
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x1000bdc7
cmp eax, 0x10000
je 0x1000bdb3
cmp eax, 0x14000
je 0x1000bdb3
cmp eax, 0x20000
je 0x1000bdc1
cmp eax, 0x24000
je 0x1000bdc1
cmp eax, 0x40000
je 0x1000bdad
cmp eax, 0x44000
jne 0x1000bdca
mov byte [ebp - 2], 1
jmp 0x1000bdca
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x1000bdca
mov byte [ebp - 2], 2
jmp 0x1000bdca
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x1000be22
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x1000be22
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x1000bf7c
cmp eax, 0x80000000
je 0x1000bf43
cmp eax, ecx
jne 0x1000be22
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1000be22
cmp eax, 2
jbe 0x1000c024
cmp eax, 4
jbe 0x1000bf15
cmp eax, 5
je 0x1000c024
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10017200]
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 + 0x10017200]
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 0x1000be94
test byte [ebp + 0x10], 8
je 0x1000be94
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10017200]
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 0x1000c0a3
test byte [ebp + 0x10], 1
je 0x1000c0a3
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 0x1000c08c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.100058cb
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10017200]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.1000e448
pop ecx
jmp 0x1000bc0a
push 2
push ebx
push ebx
push dword [esi]
call fcn.1000d865
add esp, 0x10
or eax, edx
je 0x1000c024
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1000d865
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x1000bd04
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.1000a809
add esp, 0xc
cmp eax, 0xffffffff
je 0x1000bd04
cmp eax, 2
je 0x1000bfc8
cmp eax, 3
jne 0x1000c016
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x1000bfc8
mov byte [ebp - 2], 1
jmp 0x1000be22
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x1000be22
cmp eax, 2
jbe 0x1000c024
cmp eax, 4
ja 0x1000be19
push 2
push ebx
push ebx
push dword [esi]
call fcn.1000d865
add esp, 0x10
or eax, edx
je 0x1000c024
push ebx
push ebx
push ebx
push dword [esi]
call fcn.1000d865
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x1000be22
jmp 0x1000bd04
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x1000bff0
push dword [esi]
call fcn.1000af42
pop ecx
call fcn.100058a5
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x1000c0a5
cmp eax, 0xfeff
jne 0x1000c016
push ebx
push 2
push dword [esi]
call fcn.10007ada
add esp, 0xc
cmp eax, 0xffffffff
je 0x1000bd04
mov byte [ebp - 2], 2
jmp 0x1000be22
push ebx
push ebx
push dword [esi]
call fcn.10007ada
add esp, 0xc
jmp 0x1000bfba
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x1000c044
dec eax
jne 0x1000be22
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x1000c052
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.1000dfc7
add esp, 0xc
cmp eax, 0xffffffff
je 0x1000c078
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x1000c052
jmp 0x1000be22
push dword [esi]
call fcn.1000af42
pop ecx
call fcn.100058a5
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x1000c0a5
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10017200]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret