alert dns $HOME_NET any -> any any (msg:"ET TROJAN Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; dns_query; content:"ns1.hostasa.org"; depth:15; fast_pattern; nocase; isdataat:!1,relative; threshold:type both,track by_src,count 10,seconds 120; metadata: former_category CURRENT_EVENTS; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:3; metadata:created_at 2015_06_23, updated_at 2019_09_03;)

Added 2019-09-10 20:12:52 UTC


alert dns $HOME_NET any -> any any (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; dns_query; content:"ns1.hostasa.org"; depth:15; fast_pattern; nocase; isdataat:!1,relative; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:3; metadata:created_at 2015_06_23, updated_at 2019_09_03;)

Added 2019-09-03 18:11:54 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:2; metadata:created_at 2015_06_23, updated_at 2019_08_30;)

Added 2019-08-30 19:36:39 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:2; metadata:created_at 2015_06_23, updated_at 2019_08_29;)

Added 2019-08-29 17:59:42 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:2; metadata:created_at 2015_06_23, updated_at 2019_08_28;)

Added 2019-08-28 19:01:25 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:1; metadata:created_at 2015_06_23, updated_at 2015_06_23;)

Added 2018-09-13 19:51:23 UTC


Added 2018-09-13 18:00:11 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:1; metadata:created_at 2015_06_23, updated_at 2015_06_23;)

Added 2017-08-07 21:16:01 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET CURRENT_EVENTS Likely Linux/Xorddos.F DDoS? Attack Participation (ns1.hostasa.org)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|03|ns1|07|hostasa|03|org"; fast_pattern; nocase; distance:0; threshold:type both,track by_src,count 10,seconds 120; reference:md5,3c49b5160b981f06bd5242662f8d0a54; classtype:trojan-activity; sid:2021327; rev:1;)

Added 2015-06-23 17:55:33 UTC


Topic revision: r1 - 2019-09-11 - TWikiGuest
 
This site is powered by the TWiki collaboration platform Powered by Perl This site is powered by the TWiki collaboration platformCopyright © Emerging Threats