Function at 0x4418a7
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 0x4418d6
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x4418e0
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00442a51
test eax, eax
pop ecx
je 0x4418fb
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0042e672
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004317cc
test eax, eax
pop ecx
je 0x441916
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0042e672
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x441933
test ecx, 0x74000
jne 0x44192f
cmp dword [ebp - 0x24], eax
je 0x441933
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x44198d
dec eax
je 0x441977
dec eax
je 0x441972
call fcn.004338e9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004338d6
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0042e76e
add esp, 0x14
jmp 0x441f40
mov dword [ebp - 8], edx
jmp 0x441990
test cl, 8
je 0x441984
test ecx, 0x70000
jne 0x441972
mov dword [ebp - 8], 0x40000000
jmp 0x441990
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4419d1
sub eax, ecx
je 0x4419c8
sub eax, ecx
je 0x4419bf
sub eax, ecx
je 0x4419b6
sub eax, 0x40
jne 0x44194c
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4419d4
mov dword [ebp - 0x10], 3
jmp 0x4419d4
mov dword [ebp - 0x10], 2
jmp 0x4419d4
mov dword [ebp - 0x10], 1
jmp 0x4419d4
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 0x441a27
je 0x441a1e
cmp eax, ebx
je 0x441a1e
cmp eax, edi
je 0x441a15
cmp eax, 0x200
je 0x441a9a
cmp eax, 0x300
jne 0x44194c
mov dword [ebp - 0x14], 2
jmp 0x441a44
mov dword [ebp - 0x14], 4
jmp 0x441a44
mov dword [ebp - 0x14], 3
jmp 0x441a44
cmp eax, 0x500
je 0x441a3d
cmp eax, 0x600
je 0x441a9a
cmp eax, edx
jne 0x44194c
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x441a68
mov ecx, dword [0x458ad8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x441a68
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x441a84
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x441a84
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x441a8d
or dword [ebp - 0xc], edi
test al, 0x20
je 0x441aa3
or dword [ebp - 0xc], 0x8000000
jmp 0x441aae
mov dword [ebp - 0x14], 5
jmp 0x441a44
test al, 0x10
je 0x441aae
or dword [ebp - 0xc], 0x10000000
call fcn.0043fe86
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x441ad4
call fcn.004338e9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004338d6
mov dword [eax], 0x18
jmp 0x441b62
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 0x441b6e
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x441b3a
test byte [ebp + 0x10], 1
je 0x441b3a
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 0x441b6e
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x45a780]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004338fc
pop ecx
call fcn.004338d6
mov eax, dword [eax]
jmp 0x441ffc
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x441bbf
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x45a780]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004338fc
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x441b62
call fcn.004338d6
mov dword [eax], 0xd
jmp 0x441b62
cmp eax, 2
jne 0x441bca
or byte [ebp - 1], 0x40
jmp 0x441bd3
cmp eax, 3
jne 0x441bd3
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0043fc55
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x45a780]
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 + 0x45a780]
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 0x441ca9
test cl, 0x80
je 0x441d79
test byte [ebp + 0x10], 2
je 0x441ca9
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0043844a
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x441c67
call fcn.004338e9
cmp dword [eax], 0x83
je 0x441ca9
push dword [esi]
call fcn.00438f56
jmp 0x441b61
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.004400c4
add esp, 0xc
test eax, eax
jne 0x441c99
cmp word [ebp - 0x2c], 0x1a
jne 0x441c99
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004427e1
add esp, 0xc
cmp eax, edi
je 0x441c5b
push ebx
push ebx
push dword [esi]
call fcn.0043844a
add esp, 0xc
cmp eax, edi
je 0x441c5b
test byte [ebp - 1], 0x80
je 0x441d79
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x441cd1
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x441cce
or dword [ebp + 0x10], edi
jmp 0x441cd1
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x441d1e
cmp eax, 0x10000
je 0x441d0a
cmp eax, 0x14000
je 0x441d0a
cmp eax, 0x20000
je 0x441d18
cmp eax, 0x24000
je 0x441d18
cmp eax, 0x40000
je 0x441d04
cmp eax, 0x44000
jne 0x441d21
mov byte [ebp - 2], 1
jmp 0x441d21
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x441d21
mov byte [ebp - 2], 2
jmp 0x441d21
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x441d79
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x441d79
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x441ed3
cmp eax, 0x80000000
je 0x441e9a
cmp eax, ecx
jne 0x441d79
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x441d79
cmp eax, 2
jbe 0x441f7b
cmp eax, 4
jbe 0x441e6c
cmp eax, 5
je 0x441f7b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45a780]
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 + 0x45a780]
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 0x441deb
test byte [ebp + 0x10], 8
je 0x441deb
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45a780]
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 0x441ffa
test byte [ebp + 0x10], 1
je 0x441ffa
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 0x441fe3
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004338fc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45a780]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0043fcd2
pop ecx
jmp 0x441b61
push 2
push ebx
push ebx
push dword [esi]
call fcn.0043e9a4
add esp, 0x10
or eax, edx
je 0x441f7b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0043e9a4
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x441c5b
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004400c4
add esp, 0xc
cmp eax, 0xffffffff
je 0x441c5b
cmp eax, 2
je 0x441f1f
cmp eax, 3
jne 0x441f6d
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x441f1f
mov byte [ebp - 2], 1
jmp 0x441d79
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x441d79
cmp eax, 2
jbe 0x441f7b
cmp eax, 4
ja 0x441d70
push 2
push ebx
push ebx
push dword [esi]
call fcn.0043e9a4
add esp, 0x10
or eax, edx
je 0x441f7b
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0043e9a4
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x441d79
jmp 0x441c5b
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x441f47
push dword [esi]
call fcn.00438f56
pop ecx
call fcn.004338d6
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x441ffc
cmp eax, 0xfeff
jne 0x441f6d
push ebx
push 2
push dword [esi]
call fcn.0043844a
add esp, 0xc
cmp eax, 0xffffffff
je 0x441c5b
mov byte [ebp - 2], 2
jmp 0x441d79
push ebx
push ebx
push dword [esi]
call fcn.0043844a
add esp, 0xc
jmp 0x441f11
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x441f9b
dec eax
jne 0x441d79
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x441fa9
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.004381a0
add esp, 0xc
cmp eax, 0xffffffff
je 0x441fcf
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x441fa9
jmp 0x441d79
push dword [esi]
call fcn.00438f56
pop ecx
call fcn.004338d6
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x441ffc
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45a780]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret