alert tcp-pkt $HOME_NET any -> $EXTERNAL_NET 5211 (msg:"ET MALWARE Win32/Sality.NBA Exfil"; flow:established,to_server; content:"|82 fe 02 e0|"; startswith; fast_pattern; content:"|5c 72 5c 6e|"; content:"|bc c6 cb e3 bb fa c3 fb b3 c6 3a|"; content:"|d7 b4 cc ac 3a|"; content:"|c0 e0 d0 cd 3a|"; reference:md5,6c11c20b15db01f7e4a9b5f31e57c883; classtype:trojan-activity; sid:2042891; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_14, deployment Perimeter, malware_family Win32_Sality_NBA, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_14;)