alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE [PTsecurity] Black Stealer Exfil System Info"; flow:established,to_server; content:"|2b 20 2b 20 2b 20 5b 20|VicTim Info|20 5d 20 2b 20 2b 20 2b|"; depth:120; nocase; fast_pattern; content:"End Stealer|20 3d 20 3d 20 3d 20 3d 20 3d 20 3d|"; nocase; endswith; classtype:trojan-activity; sid:2024790; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_10_02, deployment Perimeter, malware_family BlackStealer, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2023_03_13;)