ET DELETED Blackhole Exploit Kit Obfuscated Applet Value 6th July 2012

Query · suricata

flow:established,to_client;
content:"<applet";
content:"value=|22|&#";
isdataat:50,relative; distance:0;
content:"|3B|&#"; distance:4; within:3;
content:"|3B|&#"; distance:4; within:3;
content:"|3B|&#"; distance:4; within:3;
pcre:"/value\x3D\x22\x26\x23[0-9]{4}\x3B\x26\x23[0-9]{4}\x3B\x26\x23[0-9]{4}\x3B\x26\x23/";
Raw source ET DELETED Blackhole Exploit Kit Obfuscated Applet Value 6th July 2012 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
#alert http $EXTERNAL_NET any -> $HOME_NET any (
#    msg:"ET DELETED Blackhole Exploit Kit Obfuscated Applet Value 6th July 2012";
#    flow:established,to_client;
#    content:"<applet";
#    content:"value=|22|&#";
#    isdataat:50,relative; distance:0;
#    content:"|3B|&#"; distance:4; within:3;
#    content:"|3B|&#"; distance:4; within:3;
#    content:"|3B|&#"; distance:4; within:3;
#    pcre:"/value\x3D\x22\x26\x23[0-9]{4}\x3B\x26\x23[0-9]{4}\x3B\x26\x23[0-9]{4}\x3B\x26\x23/";
#    classtype:exploit-kit;
#    sid:2015044; rev:4;
#    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2012_07_07, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, updated_at 2021_06_23, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;
#)

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