MALWARE-CNC -- Snort has detected a Comand and Control (CNC) rule violation, most likely for commands and calls for files or other stages from the control server. The alert indicates a host has been infiltrated by an attacker, who is using the host to make calls for files, as a call-home vector for other malware-infected networks, for shuttling traffic back to bot owners, etc.
MALWARE-CNC Win.Downloader.Agent variant binary download attempt
This rule looks for strings unique to the malicious files.
What To Look For
This rule alerts on an initial downloader file used to grab second stage malware.
No public information
No known false positives
Cisco Talos Intelligence Group