Function at 0x4511bc
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 0x4511eb
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4511f5
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0045574a
test eax, eax
pop ecx
je 0x451210
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043f394
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0044246a
test eax, eax
pop ecx
je 0x45122b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043f394
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x451248
test ecx, 0x74000
jne 0x451244
cmp dword [ebp - 0x24], eax
je 0x451248
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, bind
je 0x4512a2
dec eax
je 0x45128c
dec eax
je 0x451287
call fcn.004415dc
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004415c9
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043f490
add esp, 0x14
jmp 0x451854
mov dword [ebp - 8], edx
jmp 0x4512a5
test cl, 8
je 0x451299
test ecx, 0x70000
jne 0x451287
mov dword [ebp - 8], 0x40000000
jmp 0x4512a5
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4512e6
sub eax, ecx
je 0x4512dd
sub eax, ecx
je 0x4512d4
sub eax, ecx
je 0x4512cb
sub eax, 0x40
jne 0x451261
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4512e9
mov dword [ebp - 0x10], 3
jmp 0x4512e9
mov dword [ebp - 0x10], 2
jmp 0x4512e9
mov dword [ebp - 0x10], 1
jmp 0x4512e9
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 0x45133c
je 0x451333
cmp eax, ebx
je 0x451333
cmp eax, edi
je 0x45132a
cmp eax, 0x200
je 0x4513af
cmp eax, 0x300
jne 0x451261
mov dword [ebp - 0x14], 2
jmp 0x451359
mov dword [ebp - 0x14], 4
jmp 0x451359
mov dword [ebp - 0x14], 3
jmp 0x451359
cmp eax, 0x500
je 0x451352
cmp eax, 0x600
je 0x4513af
cmp eax, edx
jne 0x451261
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45137d
mov ecx, dword [0x4b4800]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45137d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x451399
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x451399
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4513a2
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4513b8
or dword [ebp - 0xc], 0x8000000
jmp 0x4513c3
mov dword [ebp - 0x14], 5
jmp 0x451359
test al, 0x10
je 0x4513c3
or dword [ebp - 0xc], 0x10000000
call fcn.0045101d
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4513e9
call fcn.004415dc
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004415c9
mov dword [eax], 0x18
jmp 0x451477
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 0x451483
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45144f
test byte [ebp + 0x10], 1
je 0x45144f
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 0x451483
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b5a60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004415ef
pop ecx
call fcn.004415c9
mov eax, dword [eax]
jmp 0x451910
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4514d4
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b5a60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004415ef
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x451477
call fcn.004415c9
mov dword [eax], 0xd
jmp 0x451477
cmp eax, 2
jne 0x4514df
or byte [ebp - 1], 0x40
jmp 0x4514e8
cmp eax, 3
jne 0x4514e8
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00450dec
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4b5a60]
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 + 0x4b5a60]
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 0x4515bd
test cl, 0x80
je 0x45168d
test byte [ebp + 0x10], 2
je 0x4515bd
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0044d4c1
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x45157c
call fcn.004415dc
cmp dword [eax], 0x83
je 0x4515bd
push dword [esi]
call fcn.004479be
jmp 0x451476
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004519ff
add esp, 0xc
test eax, eax
jne 0x4515ad
cmp byte [ebp - 4], 0x1a
jne 0x4515ad
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00447b1f
add esp, 0xc
cmp eax, edi
je 0x451570
push ebx
push ebx
push dword [esi]
call fcn.0044d4c1
add esp, 0xc
cmp eax, edi
je 0x451570
test byte [ebp - 1], 0x80
je 0x45168d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4515e5
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4515e2
or dword [ebp + 0x10], edi
jmp 0x4515e5
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x451632
cmp eax, 0x10000
je 0x45161e
cmp eax, 0x14000
je 0x45161e
cmp eax, 0x20000
je 0x45162c
cmp eax, 0x24000
je 0x45162c
cmp eax, 0x40000
je 0x451618
cmp eax, 0x44000
jne 0x451635
mov byte [ebp - 2], 1
jmp 0x451635
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x451635
mov byte [ebp - 2], 2
jmp 0x451635
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x45168d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x45168d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4517e7
cmp eax, 0x80000000
je 0x4517ae
cmp eax, ecx
jne 0x45168d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45168d
cmp eax, 2
jbe 0x45188f
cmp eax, 4
jbe 0x451780
cmp eax, 5
je 0x45188f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b5a60]
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 + 0x4b5a60]
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 0x4516ff
test byte [ebp + 0x10], 8
je 0x4516ff
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b5a60]
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 0x45190e
test byte [ebp + 0x10], 1
je 0x45190e
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 0x4518f7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004415ef
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b5a60]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00450e69
pop ecx
jmp 0x451476
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045577e
add esp, 0x10
or eax, edx
je 0x45188f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045577e
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x451570
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004519ff
add esp, 0xc
cmp eax, 0xffffffff
je 0x451570
cmp eax, 2
je 0x451833
cmp eax, 3
jne 0x451881
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x451833
mov byte [ebp - 2], 1
jmp 0x45168d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45168d
cmp eax, 2
jbe 0x45188f
cmp eax, 4
ja 0x451684
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045577e
add esp, 0x10
or eax, edx
je 0x45188f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045577e
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x45168d
jmp 0x451570
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x45185b
push dword [esi]
call fcn.004479be
pop ecx
call fcn.004415c9
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x451910
cmp eax, 0xfeff
jne 0x451881
push ebx
push 2
push dword [esi]
call fcn.0044d4c1
add esp, 0xc
cmp eax, 0xffffffff
je 0x451570
mov byte [ebp - 2], 2
jmp 0x45168d
push ebx
push ebx
push dword [esi]
call fcn.0044d4c1
add esp, 0xc
jmp 0x451825
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4518af
dec eax
jne 0x45168d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4518bd
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.0044ce8f
add esp, 0xc
cmp eax, 0xffffffff
je 0x4518e3
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4518bd
jmp 0x45168d
push dword [esi]
call fcn.004479be
pop ecx
call fcn.004415c9
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x451910
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b5a60]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret