Snort rule update for June 15, 2021

Cisco Talos released the newest rule set for SNORTⓇ this morning.

Tuesday's rule release provides new protections against the IPsec Helper backdoor. The group behind the backdoor, known as Agrius, recently deployed a similar backdoor as part of a wiper malware campaign. 

Here's a full breakdown of this release:

Shared object rules	Modified shared object rules	New rules	Modified rules
14	0	11	11

There were no changes made to the snort.conf in this release.

Talos' rule release:

Talos has added and modified multiple rules in the browser-ie, deleted, file-flash, file-image, file-multimedia, file-other, indicator-compromise, malware-cnc, os-linux, os-other, os-windows, protocol-dns, protocol-icmp, protocol-other, server-other and server-webapp rule sets to provide coverage for emerging threats from these technologies.

You can subscribe to Talos' newest rule detection functionality for as low as $29 a year with a personal account. Be sure and see our business pricing as well here. The Snort 3 release is also here after years of development and improvements. Upgrade here.