/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/ is in python-rekall-core 1.6.0+dfsg-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/__init__.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/apihooks.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/apihooks_test.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/callbacks.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/cmdhistory.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/devicetree.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/impscan.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/malfind.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/psxview.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/sigscan.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/svcscan.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/timers.py
/usr/lib/python2.7/dist-packages/rekall/plugins/windows/malware/yarascan.py