alert dns $HOME_NET any -> any any (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; dns_query; content:".closedoors.net"; fast_pattern; pcre:"/[a-z]{4,10}\.closedoors\.net$/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_05_19, deployment Perimeter, former_category MALWARE, signature_severity Major, tag Ransomware, updated_at 2020_09_01, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)

Added 2021-10-04 19:24:45 UTC


alert dns $HOME_NET any -> any any (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; dns_query; content:".closedoors.net"; fast_pattern; pcre:"/[a-z]{4,10}\.closedoors\.net$/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_05_19, deployment Perimeter, former_category MALWARE, signature_severity Major, updated_at 2020_09_01;)

Added 2020-09-01 18:11:27 UTC


alert dns $HOME_NET any -> any any (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; dns_query; content:".closedoors.net"; fast_pattern; pcre:"/[a-z]{4,10}\.closedoors\.net$/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_05_19, deployment Perimeter, former_category MALWARE, signature_severity Major, updated_at 2019_08_30;)

Added 2020-08-05 19:12:14 UTC


alert dns $HOME_NET any -> any any (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; dns_query; content:".closedoors.net"; fast_pattern; pcre:"/[a-z]{4,10}\.closedoors\.net$/"; metadata: former_category MALWARE; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; 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 2016_05_19, updated_at 2019_08_30;)

Added 2019-09-19 19:26:39 UTC


alert dns $HOME_NET any -> any any (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; dns_query; content:".closedoors.net"; fast_pattern; pcre:"/[a-z]{4,10}\.closedoors\.net$/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; 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 2016_05_19, updated_at 2019_08_30;)

Added 2019-08-30 19:36:50 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; 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 2016_05_19, updated_at 2019_08_29;)

Added 2019-08-29 17:59:53 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; 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 2016_05_19, updated_at 2019_08_28;)

Added 2019-08-28 19:01:38 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2016_05_19, updated_at 2016_09_08;)

Added 2018-09-13 19:52:36 UTC


Added 2018-09-13 18:00:56 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2016_05_19, updated_at 2016_09_08;)

Added 2017-08-07 21:17:49 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:1;)

Added 2016-05-20 09:58:29 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN ABUSE.CH Ransomware Domain Detected (TorrentLocker? C2)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|0a|closedoors|03|net|00|"; fast_pattern; distance:0; content:"|00 01 00 01|"; distance:0; within:4; pcre:"/[a-z]{4,10}\x0aclosedoors\x03net\x00/"; reference:url,ransomwaretracker.abuse.ch; classtype:trojan-activity; sid:2022832; rev:1;)

Added 2016-05-19 16:51:32 UTC


Topic revision: r1 - 2021-10-04 - TWikiGuest
 
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