alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ISMAgent DNS Tunneling (microsoft-publisher . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|13|microsoft-publisher|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; metadata: former_category TROJAN; reference:md5,a70a08a1e17b820c7dc8ee1247d6bfa2; reference:url,researchcenter.paloaltonetworks.com/2017/07/unit42-oilrig-uses-ismdoor-variant-possibly-linked-greenbug-threat-group/; classtype:trojan-activity; sid:2024504; rev:3; 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_28, malware_family Ismdoor, performance_impact Moderate, updated_at 2017_07_31;)

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


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ISMAgent DNS Tunneling (microsoft-publisher . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|13|microsoft-publisher|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; reference:md5,a70a08a1e17b820c7dc8ee1247d6bfa2; reference:url,researchcenter.paloaltonetworks.com/2017/07/unit42-oilrig-uses-ismdoor-variant-possibly-linked-greenbug-threat-group/; classtype:trojan-activity; sid:2024504; rev:3;)

Added 2017-07-31 17:10:08 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ISMAgent DNS Tunneling (microsoft-publisher . com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|13|microsoft-publisher|03|com|00|"; nocase; distance:0; fast_pattern; threshold:type limit, track by_src, count 1, seconds 60; reference:md5,a70a08a1e17b820c7dc8ee1247d6bfa2 url,researchcenter.paloaltonetworks.com/2017/07/unit42-oilrig-uses-ismdoor-variant-possibly-linked-greenbug-threat-group/; classtype:trojan-activity; sid:2024504; rev:2;)

Added 2017-07-30 16:57:31 UTC


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