Function at 0x45d7df
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 0x45d80e
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x45d818
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0045e9cd
test eax, eax
pop ecx
je 0x45d833
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00445cbe
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00448c23
test eax, eax
pop ecx
je 0x45d84e
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00445cbe
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x45d86b
test ecx, 0x74000
jne 0x45d867
cmp dword [ebp - 0x24], eax
je 0x45d86b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x45d8c5
dec eax
je 0x45d8af
dec eax
je 0x45d8aa
call fcn.00446e81
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00446e6e
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00445dba
add esp, 0x14
jmp 0x45de77
mov dword [ebp - 8], edx
jmp 0x45d8c8
test cl, 8
je 0x45d8bc
test ecx, 0x70000
jne 0x45d8aa
mov dword [ebp - 8], 0x40000000
jmp 0x45d8c8
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x45d909
sub eax, ecx
je 0x45d900
sub eax, ecx
je 0x45d8f7
sub eax, ecx
je 0x45d8ee
sub eax, 0x40
jne 0x45d884
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x45d90c
mov dword [ebp - 0x10], 3
jmp 0x45d90c
mov dword [ebp - 0x10], 2
jmp 0x45d90c
mov dword [ebp - 0x10], 1
jmp 0x45d90c
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 0x45d95f
je 0x45d956
cmp eax, ebx
je 0x45d956
cmp eax, edi
je 0x45d94d
cmp eax, 0x200
je 0x45d9d2
cmp eax, 0x300
jne 0x45d884
mov dword [ebp - 0x14], 2
jmp 0x45d97c
mov dword [ebp - 0x14], 4
jmp 0x45d97c
mov dword [ebp - 0x14], 3
jmp 0x45d97c
cmp eax, 0x500
je 0x45d975
cmp eax, 0x600
je 0x45d9d2
cmp eax, edx
jne 0x45d884
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45d9a0
mov ecx, dword [0x5a0568]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45d9a0
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x45d9bc
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x45d9bc
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x45d9c5
or dword [ebp - 0xc], edi
test al, 0x20
je 0x45d9db
or dword [ebp - 0xc], 0x8000000
jmp 0x45d9e6
mov dword [ebp - 0x14], 5
jmp 0x45d97c
test al, 0x10
je 0x45d9e6
or dword [ebp - 0xc], 0x10000000
call fcn.00451ac4
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x45da0c
call fcn.00446e81
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00446e6e
mov dword [eax], 0x18
jmp 0x45da9a
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 0x45daa6
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45da72
test byte [ebp + 0x10], 1
je 0x45da72
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 0x45daa6
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5a11e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00446e94
pop ecx
call fcn.00446e6e
mov eax, dword [eax]
jmp 0x45df33
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x45daf7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5a11e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00446e94
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x45da9a
call fcn.00446e6e
mov dword [eax], 0xd
jmp 0x45da9a
cmp eax, 2
jne 0x45db02
or byte [ebp - 1], 0x40
jmp 0x45db0b
cmp eax, 3
jne 0x45db0b
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00451893
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x5a11e0]
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 + 0x5a11e0]
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 0x45dbe0
test cl, 0x80
je 0x45dcb0
test byte [ebp + 0x10], 2
je 0x45dbe0
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0045347e
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x45db9f
call fcn.00446e81
cmp dword [eax], 0x83
je 0x45dbe0
push dword [esi]
call fcn.0045384c
jmp 0x45da99
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0045208f
add esp, 0xc
test eax, eax
jne 0x45dbd0
cmp byte [ebp - 4], 0x1a
jne 0x45dbd0
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0045e75d
add esp, 0xc
cmp eax, edi
je 0x45db93
push ebx
push ebx
push dword [esi]
call fcn.0045347e
add esp, 0xc
cmp eax, edi
je 0x45db93
test byte [ebp - 1], 0x80
je 0x45dcb0
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x45dc08
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x45dc05
or dword [ebp + 0x10], edi
jmp 0x45dc08
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x45dc55
cmp eax, 0x10000
je 0x45dc41
cmp eax, 0x14000
je 0x45dc41
cmp eax, 0x20000
je 0x45dc4f
cmp eax, 0x24000
je 0x45dc4f
cmp eax, 0x40000
je 0x45dc3b
cmp eax, 0x44000
jne 0x45dc58
mov byte [ebp - 2], 1
jmp 0x45dc58
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x45dc58
mov byte [ebp - 2], 2
jmp 0x45dc58
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x45dcb0
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x45dcb0
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x45de0a
cmp eax, 0x80000000
je 0x45ddd1
cmp eax, ecx
jne 0x45dcb0
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45dcb0
cmp eax, 2
jbe 0x45deb2
cmp eax, 4
jbe 0x45dda3
cmp eax, 5
je 0x45deb2
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5a11e0]
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 + 0x5a11e0]
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 0x45dd22
test byte [ebp + 0x10], 8
je 0x45dd22
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5a11e0]
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 0x45df31
test byte [ebp + 0x10], 1
je 0x45df31
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 0x45df1a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00446e94
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5a11e0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00451910
pop ecx
jmp 0x45da99
push 2
push ebx
push ebx
push dword [esi]
call fcn.00455fd9
add esp, 0x10
or eax, edx
je 0x45deb2
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00455fd9
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x45db93
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0045208f
add esp, 0xc
cmp eax, 0xffffffff
je 0x45db93
cmp eax, 2
je 0x45de56
cmp eax, 3
jne 0x45dea4
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x45de56
mov byte [ebp - 2], 1
jmp 0x45dcb0
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45dcb0
cmp eax, 2
jbe 0x45deb2
cmp eax, 4
ja 0x45dca7
push 2
push ebx
push ebx
push dword [esi]
call fcn.00455fd9
add esp, 0x10
or eax, edx
je 0x45deb2
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00455fd9
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x45dcb0
jmp 0x45db93
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x45de7e
push dword [esi]
call fcn.0045384c
pop ecx
call fcn.00446e6e
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x45df33
cmp eax, 0xfeff
jne 0x45dea4
push ebx
push 2
push dword [esi]
call fcn.0045347e
add esp, 0xc
cmp eax, 0xffffffff
je 0x45db93
mov byte [ebp - 2], 2
jmp 0x45dcb0
push ebx
push ebx
push dword [esi]
call fcn.0045347e
add esp, 0xc
jmp 0x45de48
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x45ded2
dec eax
jne 0x45dcb0
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x45dee0
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.00452f6f
add esp, 0xc
cmp eax, 0xffffffff
je 0x45df06
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x45dee0
jmp 0x45dcb0
push dword [esi]
call fcn.0045384c
pop ecx
call fcn.00446e6e
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x45df33
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5a11e0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret