Function at 0x440f36
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 0x440f65
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x440f6f
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00444259
test eax, eax
pop ecx
je 0x440f8a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00430752
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00431145
test eax, eax
pop ecx
je 0x440fa5
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00430752
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x440fc2
test ecx, 0x74000
jne 0x440fbe
cmp dword [ebp - 0x24], eax
je 0x440fc2
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x44101c
dec eax
je 0x441006
dec eax
je 0x441001
call fcn.004334da
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004334c7
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043084e
add esp, 0x14
jmp 0x4415ce
mov dword [ebp - 8], edx
jmp 0x44101f
test cl, 8
je 0x441013
test ecx, 0x70000
jne 0x441001
mov dword [ebp - 8], 0x40000000
jmp 0x44101f
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x441060
sub eax, ecx
je 0x441057
sub eax, ecx
je 0x44104e
sub eax, ecx
je 0x441045
sub eax, 0x40
jne 0x440fdb
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x441063
mov dword [ebp - 0x10], 3
jmp 0x441063
mov dword [ebp - 0x10], 2
jmp 0x441063
mov dword [ebp - 0x10], 1
jmp 0x441063
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 0x4410b6
je 0x4410ad
cmp eax, ebx
je 0x4410ad
cmp eax, edi
je 0x4410a4
cmp eax, 0x200
je 0x441129
cmp eax, 0x300
jne 0x440fdb
mov dword [ebp - 0x14], 2
jmp 0x4410d3
mov dword [ebp - 0x14], 4
jmp 0x4410d3
mov dword [ebp - 0x14], 3
jmp 0x4410d3
cmp eax, 0x500
je 0x4410cc
cmp eax, 0x600
je 0x441129
cmp eax, edx
jne 0x440fdb
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4410f7
mov ecx, dword [0x45acd4]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4410f7
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x441113
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x441113
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x44111c
or dword [ebp - 0xc], edi
test al, 0x20
je 0x441132
or dword [ebp - 0xc], 0x8000000
jmp 0x44113d
mov dword [ebp - 0x14], 5
jmp 0x4410d3
test al, 0x10
je 0x44113d
or dword [ebp - 0xc], 0x10000000
call fcn.0043d8bf
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x441163
call fcn.004334da
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004334c7
mov dword [eax], 0x18
jmp 0x4411f1
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 0x4411fd
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4411c9
test byte [ebp + 0x10], 1
je 0x4411c9
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 0x4411fd
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x45e6a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004334ed
pop ecx
call fcn.004334c7
mov eax, dword [eax]
jmp 0x44168a
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x44124e
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x45e6a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004334ed
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4411f1
call fcn.004334c7
mov dword [eax], 0xd
jmp 0x4411f1
cmp eax, 2
jne 0x441259
or byte [ebp - 1], 0x40
jmp 0x441262
cmp eax, 3
jne 0x441262
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0043d68e
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x45e6a0]
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 + 0x45e6a0]
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 0x441337
test cl, 0x80
je 0x441407
test byte [ebp + 0x10], 2
je 0x441337
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0043da5e
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4412f6
call fcn.004334da
cmp dword [eax], 0x83
je 0x441337
push dword [esi]
call fcn.00437d24
jmp 0x4411f0
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0044218b
add esp, 0xc
test eax, eax
jne 0x441327
cmp byte [ebp - 4], 0x1a
jne 0x441327
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00443fe9
add esp, 0xc
cmp eax, edi
je 0x4412ea
push ebx
push ebx
push dword [esi]
call fcn.0043da5e
add esp, 0xc
cmp eax, edi
je 0x4412ea
test byte [ebp - 1], 0x80
je 0x441407
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x44135f
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x44135c
or dword [ebp + 0x10], edi
jmp 0x44135f
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4413ac
cmp eax, 0x10000
je 0x441398
cmp eax, 0x14000
je 0x441398
cmp eax, 0x20000
je 0x4413a6
cmp eax, 0x24000
je 0x4413a6
cmp eax, 0x40000
je 0x441392
cmp eax, 0x44000
jne 0x4413af
mov byte [ebp - 2], 1
jmp 0x4413af
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4413af
mov byte [ebp - 2], 2
jmp 0x4413af
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x441407
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x441407
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x441561
cmp eax, 0x80000000
je 0x441528
cmp eax, ecx
jne 0x441407
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x441407
cmp eax, 2
jbe 0x441609
cmp eax, 4
jbe 0x4414fa
cmp eax, 5
je 0x441609
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45e6a0]
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 + 0x45e6a0]
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 0x441479
test byte [ebp + 0x10], 8
je 0x441479
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45e6a0]
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 0x441688
test byte [ebp + 0x10], 1
je 0x441688
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 0x441671
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004334ed
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45e6a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0043d70b
pop ecx
jmp 0x4411f0
push 2
push ebx
push ebx
push dword [esi]
call fcn.00440a75
add esp, 0x10
or eax, edx
je 0x441609
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00440a75
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4412ea
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0044218b
add esp, 0xc
cmp eax, 0xffffffff
je 0x4412ea
cmp eax, 2
je 0x4415ad
cmp eax, 3
jne 0x4415fb
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4415ad
mov byte [ebp - 2], 1
jmp 0x441407
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x441407
cmp eax, 2
jbe 0x441609
cmp eax, 4
ja 0x4413fe
push 2
push ebx
push ebx
push dword [esi]
call fcn.00440a75
add esp, 0x10
or eax, edx
je 0x441609
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00440a75
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x441407
jmp 0x4412ea
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4415d5
push dword [esi]
call fcn.00437d24
pop ecx
call fcn.004334c7
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x44168a
cmp eax, 0xfeff
jne 0x4415fb
push ebx
push 2
push dword [esi]
call fcn.0043da5e
add esp, 0xc
cmp eax, 0xffffffff
je 0x4412ea
mov byte [ebp - 2], 2
jmp 0x441407
push ebx
push ebx
push dword [esi]
call fcn.0043da5e
add esp, 0xc
jmp 0x44159f
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x441629
dec eax
jne 0x441407
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x441637
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.0043ec2e
add esp, 0xc
cmp eax, 0xffffffff
je 0x44165d
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x441637
jmp 0x441407
push dword [esi]
call fcn.00437d24
pop ecx
call fcn.004334c7
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x44168a
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x45e6a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret