Versions (3)
Version DetailsCurrent
Rev: 2 • Jun 6, 2023, 12:00 PMET MALWARE Redline Stealer/MetaStealer Family TCP CnC Activity - MSValue (Outbound)
alert tcp $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE Redline Stealer/MetaStealer Family TCP CnC Activity - MSValue (Outbound)"; flow:established,to_server; content:"|24|http://tempuri.org/"; offset:3; depth:22; fast_pattern; content:"/MSValue"; distance:0; content:"|08|MSValue"; distance:0; content:"|01 01 01|"; endswith; reference:md5,4cf3bc57a39bd9ef992c98fe35c09117; reference:url,twitter.com/crep1x/status/16661325339127767255; classtype:trojan-activity; sid:2046105; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, created_at 2023_06_06, deployment Perimeter, malware_family Stealer, malware_family Redline, malware_family MetaStealer, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_09, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)
Jun 6, 2023, 12:00 PM
Jan 9, 2024, 12:00 PM
Jun 6, 2023, 11:00 PM
Aug 22, 2025, 9:34 PM
rules/emerging-malware.rules