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Rev: 2 • Aug 3, 2022, 12:00 PMET MALWARE Possible T-RAT Encrypted Zip Request M2
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Possible T-RAT Encrypted Zip Request M2"; flow:established,to_server; http.uri; content:".png"; offset:7; depth:4; http.accept; content:"*/*"; bsize:3; http.user_agent; content:"Mozilla/4.0 (compatible|3b 20|MSIE 7.0|3b 20|Windows NT 6.2|3b 20|WOW64|3b 20|Trident/8.0|3b 20 2e|NET4.0C|3b 20 2e|NET4.0E|3b 20 2e|NET CLR 2.0.50727|3b 20 2e|NET CLR 3.0.30729|3b 20 2e|NET CLR 3.5.30729|3b 20|InfoPath.3)"; bsize:162; fast_pattern; reference:url,twitter.com/3xp0rtblog/status/1304006897729761280; reference:url,www.gdatasoftware.com/blog/trat-control-via-smartphone; classtype:command-and-control; sid:2037908; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_08_03, deployment Perimeter, deprecation_reason Age, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_12_02, reviewed_at 2024_12_02;)
Aug 3, 2022, 12:00 PM
Dec 2, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 2, 2025, 9:35 PM
rules/emerging-malware.rules