Function at 0x40f01b
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 0x40f04a
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x40f054
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00412613
test eax, eax
pop ecx
je 0x40f06f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00408392
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00407bcf
test eax, eax
pop ecx
je 0x40f08a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00408392
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x40f0a7
test ecx, 0x74000
jne 0x40f0a3
cmp dword [ebp - 0x24], eax
je 0x40f0a7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x40f101
dec eax
je 0x40f0eb
dec eax
je 0x40f0e6
call fcn.00406ba5
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00406b92
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0040848e
add esp, 0x14
jmp 0x40f6b4
mov dword [ebp - 8], edx
jmp 0x40f104
test cl, 8
je 0x40f0f8
test ecx, 0x70000
jne 0x40f0e6
mov dword [ebp - 8], 0x40000000
jmp 0x40f104
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x40f145
sub eax, ecx
je 0x40f13c
sub eax, ecx
je 0x40f133
sub eax, ecx
je 0x40f12a
sub eax, 0x40
jne 0x40f0c0
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x40f148
mov dword [ebp - 0x10], 3
jmp 0x40f148
mov dword [ebp - 0x10], 2
jmp 0x40f148
mov dword [ebp - 0x10], 1
jmp 0x40f148
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 0x40f19b
je 0x40f192
cmp eax, ebx
je 0x40f192
cmp eax, edi
je 0x40f189
cmp eax, 0x200
je 0x40f20e
cmp eax, 0x300
jne 0x40f0c0
mov dword [ebp - 0x14], 2
jmp 0x40f1b8
mov dword [ebp - 0x14], 4
jmp 0x40f1b8
mov dword [ebp - 0x14], 3
jmp 0x40f1b8
cmp eax, 0x500
je 0x40f1b1
cmp eax, 0x600
je 0x40f20e
cmp eax, edx
jne 0x40f0c0
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x40f1dc
mov ecx, dword [0x41be7c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x40f1dc
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x40f1f8
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x40f1f8
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x40f201
or dword [ebp - 0xc], edi
test al, 0x20
je 0x40f217
or dword [ebp - 0xc], 0x8000000
jmp 0x40f222
mov dword [ebp - 0x14], 5
jmp 0x40f1b8
test al, 0x10
je 0x40f222
or dword [ebp - 0xc], 0x10000000
call fcn.0040e886
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x40f248
call fcn.00406ba5
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00406b92
mov dword [eax], 0x18
jmp 0x40f2d6
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 0x40f2e2
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x40f2ae
test byte [ebp + 0x10], 1
je 0x40f2ae
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 0x40f2e2
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x41c7c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00406bb8
pop ecx
call fcn.00406b92
mov eax, dword [eax]
jmp 0x40f770
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x40f333
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x41c7c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00406bb8
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x40f2d6
call fcn.00406b92
mov dword [eax], 0xd
jmp 0x40f2d6
cmp eax, 2
jne 0x40f33e
or byte [ebp - 1], 0x40
jmp 0x40f347
cmp eax, 3
jne 0x40f347
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0040e655
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x41c7c0]
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 + 0x41c7c0]
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 0x40f41d
test cl, 0x80
je 0x40f4ed
test byte [ebp + 0x10], 2
je 0x40f41d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0040d036
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x40f3db
call fcn.00406ba5
cmp dword [eax], 0x83
je 0x40f41d
push dword [esi]
call fcn.00408047
jmp 0x40f2d5
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0040c6bd
add esp, 0xc
test eax, eax
jne 0x40f40d
cmp word [ebp - 0x2c], 0x1a
jne 0x40f40d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004123a3
add esp, 0xc
cmp eax, edi
je 0x40f3cf
push ebx
push ebx
push dword [esi]
call fcn.0040d036
add esp, 0xc
cmp eax, edi
je 0x40f3cf
test byte [ebp - 1], 0x80
je 0x40f4ed
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x40f445
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x40f442
or dword [ebp + 0x10], edi
jmp 0x40f445
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x40f492
cmp eax, 0x10000
je 0x40f47e
cmp eax, 0x14000
je 0x40f47e
cmp eax, 0x20000
je 0x40f48c
cmp eax, 0x24000
je 0x40f48c
cmp eax, 0x40000
je 0x40f478
cmp eax, 0x44000
jne 0x40f495
mov byte [ebp - 2], 1
jmp 0x40f495
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x40f495
mov byte [ebp - 2], 2
jmp 0x40f495
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x40f4ed
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x40f4ed
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x40f647
cmp eax, 0x80000000
je 0x40f60e
cmp eax, ecx
jne 0x40f4ed
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x40f4ed
cmp eax, 2
jbe 0x40f6ef
cmp eax, 4
jbe 0x40f5e0
cmp eax, 5
je 0x40f6ef
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x41c7c0]
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 + 0x41c7c0]
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 0x40f55f
test byte [ebp + 0x10], 8
je 0x40f55f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x41c7c0]
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 0x40f76e
test byte [ebp + 0x10], 1
je 0x40f76e
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 0x40f757
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00406bb8
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x41c7c0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0040e6d2
pop ecx
jmp 0x40f2d5
push 2
push ebx
push ebx
push dword [esi]
call fcn.0040ebad
add esp, 0x10
or eax, edx
je 0x40f6ef
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0040ebad
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x40f3cf
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0040c6bd
add esp, 0xc
cmp eax, 0xffffffff
je 0x40f3cf
cmp eax, 2
je 0x40f693
cmp eax, 3
jne 0x40f6e1
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x40f693
mov byte [ebp - 2], 1
jmp 0x40f4ed
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x40f4ed
cmp eax, 2
jbe 0x40f6ef
cmp eax, 4
ja 0x40f4e4
push 2
push ebx
push ebx
push dword [esi]
call fcn.0040ebad
add esp, 0x10
or eax, edx
je 0x40f6ef
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0040ebad
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x40f4ed
jmp 0x40f3cf
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x40f6bb
push dword [esi]
call fcn.00408047
pop ecx
call fcn.00406b92
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x40f770
cmp eax, 0xfeff
jne 0x40f6e1
push ebx
push 2
push dword [esi]
call fcn.0040d036
add esp, 0xc
cmp eax, 0xffffffff
je 0x40f3cf
mov byte [ebp - 2], 2
jmp 0x40f4ed
push ebx
push ebx
push dword [esi]
call fcn.0040d036
add esp, 0xc
jmp 0x40f685
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x40f70f
dec eax
jne 0x40f4ed
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x40f71d
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.00408d79
add esp, 0xc
cmp eax, 0xffffffff
je 0x40f743
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x40f71d
jmp 0x40f4ed
push dword [esi]
call fcn.00408047
pop ecx
call fcn.00406b92
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x40f770
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x41c7c0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret