#alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:4; metadata:attack_target Client_Endpoint, created_at 2015_09_30, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2020_10_05, 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 18:19:30 UTC


#alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:4; metadata:created_at 2015_09_30, former_category MALWARE, updated_at 2020_10_05;)

Added 2020-10-05 18:59:41 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:4; metadata:created_at 2015_09_30, former_category MALWARE, updated_at 2019_10_07;)

Added 2020-08-05 19:11:42 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern; metadata: former_category MALWARE; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:4; metadata:created_at 2015_09_30, updated_at 2019_10_07;)

Added 2019-10-08 19:34:33 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern:only; metadata: former_category MALWARE; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:3; metadata:created_at 2015_09_30, updated_at 2015_09_30;)

Added 2019-09-19 19:26:30 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern:only; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:3; metadata:created_at 2015_09_30, updated_at 2015_09_30;)

Added 2018-09-13 19:51:45 UTC


Added 2018-09-13 18:00:25 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern:only; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:3; metadata:created_at 2015_09_30, updated_at 2015_09_30;)

Added 2017-08-07 21:16:38 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Win32/WinPlock.A CnC? Beacon 11"; flow:established,to_server; content:"POST"; http_method; content:".php?rnd="; http_uri; content:!"Referer|3a|"; http_header; content:"P"; depth:1; http_client_body; pcre:"/^\d+\x20/PR"; content:"M Free disk space|3a 20|"; nocase; http_client_body; fast_pattern:only; reference:md5,6f2159e72e7ab7b02e18211ecbed7dd3; reference:url,researchcenter.paloaltonetworks.com/2015/09/updated-pclock-ransomware-still-comes-up-short/; classtype:trojan-activity; sid:2021862; rev:3;)

Added 2015-09-30 17:38:37 UTC


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