Rule History

alert tcp $HOME_NET any -> $EXTERNAL_NET [25,26,587,2525] (msg:"ET MALWARE Pain File Stealer sending wallet.dat via SMTP"; flow:to_server,established; content:"Subject|3a| Pain File Stealer"; fast_pattern; content:"Content|2d|Type|3a 20|application|2f|octet|2d|stream|3b 20|name|3d|wallet.dat"; reference:url,www.cyphort.com/blog/nighthunter-massive-campaign-steal-credentials-revealed; classtype:trojan-activity; sid:2018738; rev:2; metadata:created_at 2014_07_18, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_17;)