alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:attack_target Client_Endpoint, created_at 2014_12_22, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2020_05_14, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)

Added 2021-06-18 18:19:21 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:created_at 2014_12_22, former_category MALWARE, updated_at 2020_05_14;)

Added 2020-08-05 19:10:38 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; metadata: former_category MALWARE; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:created_at 2014_12_22, updated_at 2020_05_14;)

Added 2020-05-14 18:56:08 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; metadata: former_category MALWARE; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:created_at 2014_12_22, updated_at 2014_12_22;)

Added 2019-09-19 19:26:12 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:created_at 2014_12_22, updated_at 2014_12_22;)

Added 2018-09-13 19:50:07 UTC


Added 2018-09-13 17:59:28 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2; metadata:created_at 2014_12_22, updated_at 2014_12_22;)

Added 2017-08-07 21:14:22 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Tendrit CnC? Beacon 1"; flow:established,to_server; content:"GET"; http_method; content:"/css.ashx?"; depth:10; http_uri; content:!"Referer|3a|"; http_header; pcre:"/^\/css\.ashx\?[a-z]{2,}=(?:%[A-F0-9]{2})+&/I"; reference:md5,755dad1f37a9d3fae1352dbbc409102c; reference:url,pwc.blogs.com/cyber_security_updates/2014/12/festive-spearphishing-merry-christmas-from-an-apt-actor.html; classtype:trojan-activity; sid:2019985; rev:2;)

Added 2014-12-22 19:02:42 UTC


Topic revision: r1 - 2021-06-18 - TWikiGuest
 
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