/usr/lib/pyshared/python2.7/ is in python-crypto 2.4.1-1ubuntu0.1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/pyshared/python2.7/Crypto/
/usr/lib/pyshared/python2.7/Crypto/Cipher/
/usr/lib/pyshared/python2.7/Crypto/Cipher/AES.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/ARC2.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/ARC4.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/Blowfish.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/CAST.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/DES.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/DES3.so
/usr/lib/pyshared/python2.7/Crypto/Cipher/XOR.so
/usr/lib/pyshared/python2.7/Crypto/Hash/
/usr/lib/pyshared/python2.7/Crypto/Hash/MD2.so
/usr/lib/pyshared/python2.7/Crypto/Hash/MD4.so
/usr/lib/pyshared/python2.7/Crypto/Hash/RIPEMD160.so
/usr/lib/pyshared/python2.7/Crypto/Hash/SHA256.so
/usr/lib/pyshared/python2.7/Crypto/PublicKey/
/usr/lib/pyshared/python2.7/Crypto/PublicKey/_fastmath.so
/usr/lib/pyshared/python2.7/Crypto/Util/
/usr/lib/pyshared/python2.7/Crypto/Util/_counter.so
/usr/lib/pyshared/python2.7/Crypto/Util/strxor.so