Function at 0x415310
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 0x41533f
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x415349
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00417668
test eax, eax
pop ecx
je 0x415364
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00407226
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040a66c
test eax, eax
pop ecx
je 0x41537f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00407226
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x41539c
test ecx, 0x74000
jne 0x415398
cmp dword [ebp - 0x24], eax
je 0x41539c
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x4153f6
dec eax
je 0x4153e0
dec eax
je 0x4153db
call fcn.0040afc8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040afb5
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00407322
add esp, 0x14
jmp 0x4159a8
mov dword [ebp - 8], edx
jmp 0x4153f9
test cl, 8
je 0x4153ed
test ecx, 0x70000
jne 0x4153db
mov dword [ebp - 8], 0x40000000
jmp 0x4153f9
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x41543a
sub eax, ecx
je 0x415431
sub eax, ecx
je 0x415428
sub eax, ecx
je 0x41541f
sub eax, 0x40
jne 0x4153b5
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x41543d
mov dword [ebp - 0x10], 3
jmp 0x41543d
mov dword [ebp - 0x10], 2
jmp 0x41543d
mov dword [ebp - 0x10], 1
jmp 0x41543d
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 0x415490
je 0x415487
cmp eax, ebx
je 0x415487
cmp eax, edi
je 0x41547e
cmp eax, 0x200
je 0x415503
cmp eax, 0x300
jne 0x4153b5
mov dword [ebp - 0x14], 2
jmp 0x4154ad
mov dword [ebp - 0x14], 4
jmp 0x4154ad
mov dword [ebp - 0x14], 3
jmp 0x4154ad
cmp eax, 0x500
je 0x4154a6
cmp eax, 0x600
je 0x415503
cmp eax, edx
jne 0x4153b5
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4154d1
mov ecx, dword [0x41f650]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4154d1
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4154ed
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4154ed
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4154f6
or dword [ebp - 0xc], edi
test al, 0x20
je 0x41550c
or dword [ebp - 0xc], 0x8000000
jmp 0x415517
mov dword [ebp - 0x14], 5
jmp 0x4154ad
test al, 0x10
je 0x415517
or dword [ebp - 0xc], 0x10000000
call fcn.00414ecf
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x41553d
call fcn.0040afc8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040afb5
mov dword [eax], 0x18
jmp 0x4155cb
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 0x4155d7
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4155a3
test byte [ebp + 0x10], 1
je 0x4155a3
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 0x4155d7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x420340]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040afdb
pop ecx
call fcn.0040afb5
mov eax, dword [eax]
jmp 0x415a64
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x415628
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x420340]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0040afdb
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4155cb
call fcn.0040afb5
mov dword [eax], 0xd
jmp 0x4155cb
cmp eax, 2
jne 0x415633
or byte [ebp - 1], 0x40
jmp 0x41563c
cmp eax, 3
jne 0x41563c
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00414c9e
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x420340]
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 + 0x420340]
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 0x415711
test cl, 0x80
je 0x4157e1
test byte [ebp + 0x10], 2
je 0x415711
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0040d8cc
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4156d0
call fcn.0040afc8
cmp dword [eax], 0x83
je 0x415711
push dword [esi]
call fcn.0040e617
jmp 0x4155ca
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0040cf8a
add esp, 0xc
test eax, eax
jne 0x415701
cmp byte [ebp - 4], 0x1a
jne 0x415701
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004173f8
add esp, 0xc
cmp eax, edi
je 0x4156c4
push ebx
push ebx
push dword [esi]
call fcn.0040d8cc
add esp, 0xc
cmp eax, edi
je 0x4156c4
test byte [ebp - 1], 0x80
je 0x4157e1
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x415739
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x415736
or dword [ebp + 0x10], edi
jmp 0x415739
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x415786
cmp eax, 0x10000
je 0x415772
cmp eax, 0x14000
je 0x415772
cmp eax, 0x20000
je 0x415780
cmp eax, 0x24000
je 0x415780
cmp eax, 0x40000
je 0x41576c
cmp eax, 0x44000
jne 0x415789
mov byte [ebp - 2], 1
jmp 0x415789
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x415789
mov byte [ebp - 2], 2
jmp 0x415789
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4157e1
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4157e1
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x41593b
cmp eax, 0x80000000
je 0x415902
cmp eax, ecx
jne 0x4157e1
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4157e1
cmp eax, 2
jbe 0x4159e3
cmp eax, 4
jbe 0x4158d4
cmp eax, 5
je 0x4159e3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x420340]
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 + 0x420340]
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 0x415853
test byte [ebp + 0x10], 8
je 0x415853
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x420340]
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 0x415a62
test byte [ebp + 0x10], 1
je 0x415a62
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 0x415a4b
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040afdb
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x420340]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00414d1b
pop ecx
jmp 0x4155ca
push 2
push ebx
push ebx
push dword [esi]
call fcn.004148b8
add esp, 0x10
or eax, edx
je 0x4159e3
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004148b8
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4156c4
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0040cf8a
add esp, 0xc
cmp eax, 0xffffffff
je 0x4156c4
cmp eax, 2
je 0x415987
cmp eax, 3
jne 0x4159d5
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x415987
mov byte [ebp - 2], 1
jmp 0x4157e1
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4157e1
cmp eax, 2
jbe 0x4159e3
cmp eax, 4
ja 0x4157d8
push 2
push ebx
push ebx
push dword [esi]
call fcn.004148b8
add esp, 0x10
or eax, edx
je 0x4159e3
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004148b8
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4157e1
jmp 0x4156c4
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4159af
push dword [esi]
call fcn.0040e617
pop ecx
call fcn.0040afb5
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x415a64
cmp eax, 0xfeff
jne 0x4159d5
push ebx
push 2
push dword [esi]
call fcn.0040d8cc
add esp, 0xc
cmp eax, 0xffffffff
je 0x4156c4
mov byte [ebp - 2], 2
jmp 0x4157e1
push ebx
push ebx
push dword [esi]
call fcn.0040d8cc
add esp, 0xc
jmp 0x415979
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x415a03
dec eax
jne 0x4157e1
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x415a11
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.0040ba8b
add esp, 0xc
cmp eax, 0xffffffff
je 0x415a37
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x415a11
jmp 0x4157e1
push dword [esi]
call fcn.0040e617
pop ecx
call fcn.0040afb5
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x415a64
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x420340]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret