Versions (4)
Version DetailsCurrent
Rev: 4 • Aug 9, 2011, 12:00 PMET MALWARE Fakealert.Rena CnC Checkin 2
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Fakealert.Rena CnC Checkin 2"; flow:established,to_server; content:"/images/img.php?id="; content:"HTTP/1.1|0d 0a|User-Agent"; fast_pattern; content:"|20|HTTP/1.1|0d 0a|User-Agent|3a 20|Mozilla/4.0|20|(compatible|3b 20|MSIE|20|"; content:"|3b 20|Windows|20|NT|20|"; distance:0; content:")|0d 0a|Host|3a 20|"; distance:0; content:"Cache-Control|3a 20|no-cache|0d 0a 0d 0a|"; distance:0; content:!"|0d 0a|Accept"; reference:url,www.malware-control.com/statics-pages/24b9c5f59a4706689d4f9bb5f510ec35.php; classtype:command-and-control; sid:2013382; rev:4; metadata:created_at 2011_08_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_10_08;)
Aug 9, 2011, 12:00 PM
Oct 8, 2019, 12:00 PM
Aug 9, 2011, 12:00 PM
Oct 6, 2025, 4:34 PM
rules/emerging-malware.rules