Function at 0x44637f
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 0x4463ae
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x4463b8
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0044829f
test eax, eax
pop ecx
je 0x4463d3
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00434a35
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00437341
test eax, eax
pop ecx
je 0x4463ee
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00434a35
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x44640b
test ecx, 0x74000
jne 0x446407
cmp dword [ebp - 0x24], eax
je 0x44640b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x446465
dec eax
je 0x44644f
dec eax
je 0x44644a
call fcn.00436fc8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00436fb5
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00434b31
add esp, 0x14
jmp 0x446a18
mov dword [ebp - 8], edx
jmp 0x446468
test cl, 8
je 0x44645c
test ecx, 0x70000
jne 0x44644a
mov dword [ebp - 8], 0x40000000
jmp 0x446468
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4464a9
sub eax, ecx
je 0x4464a0
sub eax, ecx
je 0x446497
sub eax, ecx
je 0x44648e
sub eax, 0x40
jne 0x446424
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4464ac
mov dword [ebp - 0x10], 3
jmp 0x4464ac
mov dword [ebp - 0x10], 2
jmp 0x4464ac
mov dword [ebp - 0x10], 1
jmp 0x4464ac
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 0x4464ff
je 0x4464f6
cmp eax, ebx
je 0x4464f6
cmp eax, edi
je 0x4464ed
cmp eax, 0x200
je 0x446572
cmp eax, 0x300
jne 0x446424
mov dword [ebp - 0x14], 2
jmp 0x44651c
mov dword [ebp - 0x14], 4
jmp 0x44651c
mov dword [ebp - 0x14], 3
jmp 0x44651c
cmp eax, 0x500
je 0x446515
cmp eax, 0x600
je 0x446572
cmp eax, edx
jne 0x446424
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x446540
mov ecx, dword [0x4ac088]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x446540
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x44655c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x44655c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x446565
or dword [ebp - 0xc], edi
test al, 0x20
je 0x44657b
or dword [ebp - 0xc], 0x8000000
jmp 0x446586
mov dword [ebp - 0x14], 5
jmp 0x44651c
test al, 0x10
je 0x446586
or dword [ebp - 0xc], 0x10000000
call fcn.00438495
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4465ac
call fcn.00436fc8
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00436fb5
mov dword [eax], 0x18
jmp 0x44663a
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 0x446646
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x446612
test byte [ebp + 0x10], 1
je 0x446612
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 0x446646
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b3140]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00436fdb
pop ecx
call fcn.00436fb5
mov eax, dword [eax]
jmp 0x446ad4
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x446697
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b3140]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00436fdb
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x44663a
call fcn.00436fb5
mov dword [eax], 0xd
jmp 0x44663a
cmp eax, 2
jne 0x4466a2
or byte [ebp - 1], 0x40
jmp 0x4466ab
cmp eax, 3
jne 0x4466ab
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00438264
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4b3140]
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 + 0x4b3140]
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 0x446781
test cl, 0x80
je 0x446851
test byte [ebp + 0x10], 2
je 0x446781
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0044382e
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x44673f
call fcn.00436fc8
cmp dword [eax], 0x83
je 0x446781
push dword [esi]
call fcn.0043d5e7
jmp 0x446639
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00442fc9
add esp, 0xc
test eax, eax
jne 0x446771
cmp word [ebp - 0x2c], 0x1a
jne 0x446771
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0044802f
add esp, 0xc
cmp eax, edi
je 0x446733
push ebx
push ebx
push dword [esi]
call fcn.0044382e
add esp, 0xc
cmp eax, edi
je 0x446733
test byte [ebp - 1], 0x80
je 0x446851
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4467a9
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4467a6
or dword [ebp + 0x10], edi
jmp 0x4467a9
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4467f6
cmp eax, 0x10000
je 0x4467e2
cmp eax, 0x14000
je 0x4467e2
cmp eax, 0x20000
je 0x4467f0
cmp eax, 0x24000
je 0x4467f0
cmp eax, 0x40000
je 0x4467dc
cmp eax, 0x44000
jne 0x4467f9
mov byte [ebp - 2], 1
jmp 0x4467f9
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4467f9
mov byte [ebp - 2], 2
jmp 0x4467f9
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x446851
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x446851
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4469ab
cmp eax, 0x80000000
je 0x446972
cmp eax, ecx
jne 0x446851
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x446851
cmp eax, 2
jbe 0x446a53
cmp eax, 4
jbe 0x446944
cmp eax, 5
je 0x446a53
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b3140]
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 + 0x4b3140]
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 0x4468c3
test byte [ebp + 0x10], 8
je 0x4468c3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b3140]
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 0x446ad2
test byte [ebp + 0x10], 1
je 0x446ad2
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 0x446abb
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00436fdb
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b3140]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004382e1
pop ecx
jmp 0x446639
push 2
push ebx
push ebx
push dword [esi]
call fcn.0044471f
add esp, 0x10
or eax, edx
je 0x446a53
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0044471f
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x446733
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00442fc9
add esp, 0xc
cmp eax, 0xffffffff
je 0x446733
cmp eax, 2
je 0x4469f7
cmp eax, 3
jne 0x446a45
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4469f7
mov byte [ebp - 2], 1
jmp 0x446851
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x446851
cmp eax, 2
jbe 0x446a53
cmp eax, 4
ja 0x446848
push 2
push ebx
push ebx
push dword [esi]
call fcn.0044471f
add esp, 0x10
or eax, edx
je 0x446a53
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0044471f
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x446851
jmp 0x446733
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x446a1f
push dword [esi]
call fcn.0043d5e7
pop ecx
call fcn.00436fb5
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x446ad4
cmp eax, 0xfeff
jne 0x446a45
push ebx
push 2
push dword [esi]
call fcn.0044382e
add esp, 0xc
cmp eax, 0xffffffff
je 0x446733
mov byte [ebp - 2], 2
jmp 0x446851
push ebx
push ebx
push dword [esi]
call fcn.0044382e
add esp, 0xc
jmp 0x4469e9
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x446a73
dec eax
jne 0x446851
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x446a81
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.0043dd3a
add esp, 0xc
cmp eax, 0xffffffff
je 0x446aa7
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x446a81
jmp 0x446851
push dword [esi]
call fcn.0043d5e7
pop ecx
call fcn.00436fb5
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x446ad4
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b3140]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret