alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target Client_Endpoint, created_at 2017_04_17, deployment Perimeter, deployment Internal, former_category EXPLOIT, signature_severity Major, tag c2, updated_at 2019_09_28, 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 18:19:35 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target SMB_Server, created_at 2017_04_17, deployment Internal, former_category EXPLOIT, signature_severity Critical, updated_at 2019_09_28;)

Added 2020-08-05 19:13:28 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; metadata: former_category EXPLOIT; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target SMB_Server, deployment Internal, signature_severity Critical, created_at 2017_04_17, updated_at 2019_09_28;)

Added 2019-10-01 08:28:47 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; metadata: former_category EXPLOIT; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target SMB_Server, deployment Internal, signature_severity Critical, created_at 2017_04_17, updated_at 2019_09_28;)

Added 2019-10-01 04:23:12 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; metadata: former_category EXPLOIT; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target SMB_Server, deployment Internal, signature_severity Critical, created_at 2017_04_17, updated_at 2017_04_17;)

Added 2018-09-13 19:53:43 UTC


Added 2018-09-13 18:01:33 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; metadata: former_category EXPLOIT; classtype:trojan-activity; sid:2024216; rev:1; metadata:attack_target SMB_Server, deployment Internal, signature_severity Critical, created_at 2017_04_17, updated_at 2017_04_17;)

Added 2017-08-07 21:19:32 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; classtype:trojan-activity; sid:2024216; rev:1;)

Added 2017-05-05 16:59:05 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; metadata: former_category EXPLOIT; classtype:trojan-activity; sid:2024216; rev:1;)

Added 2017-05-03 17:35:55 UTC


alert smb $HOME_NET any -> any any (msg:"ET EXPLOIT Possible DOUBLEPULSAR Beacon Response"; flow:from_server,established; content:"|00 00 00 23 ff|SMB2|02 00 00 c0 98 07 c0 00 00|"; depth:18; content:"|00 00 00 08 ff fe 00 08|"; distance:8; within:8; fast_pattern; pcre:"/^[\x50-\x59]/R"; content:"|00 00 00|"; distance:1; within:3; isdataat:!1,relative; classtype:trojan-activity; sid:2024216; rev:1;)

Added 2017-04-17 18:49:16 UTC


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