alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN CopyKittens? Cobalt Strike DNS Lookup (cloudflare-analyse . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|12|cloudflare|2d|analyse|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; metadata: former_category TROJAN; reference:url,www.clearskysec.com/wp-content/uploads/2017/07/Operation_Wilted_Tulip.pdf; reference:md5,752240cddda5acb5e8d026cef82e2b54; classtype:trojan-activity; sid:2024497; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_07_25, malware_family CobaltStrike?, performance_impact Moderate, updated_at 2017_07_26;)

Added 2017-08-07 21:19:53 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN CopyKittens? Cobalt Strike DNS Lookup (cloudflare-analyse . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|12|cloudflare|2d|analyse|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; reference:url,www.clearskysec.com/wp-content/uploads/2017/07/Operation_Wilted_Tulip.pdf; reference:md5,752240cddda5acb5e8d026cef82e2b54; classtype:trojan-activity; sid:2024497; rev:2;)

Added 2017-07-26 16:54:16 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN CopyKittens? Cobalt Strike DNS Lookup (cloudflare-analyse . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|12|cloudflare|2d|analyse|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; reference:url,www.clearskysec.com/wp-content/uploads/2017/07/Operation_Wilted_Tulip.pdf; reference:md5,752240cddda5acb5e8d026cef82e2b54; classtype:trojan-activity; sid:2024497; rev:1;)

Added 2017-07-25 17:43:10 UTC


Topic revision: r1 - 2017-08-08 - TWikiGuest
 
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