Versions (4)
Version DetailsCurrent
Rev: 6 • Jan 15, 2014, 12:00 PMET MALWARE ICEFOG JAVAFOG JAR checkin
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ICEFOG JAVAFOG JAR checkin"; flow:to_server; http.method; content:"POST"; http.uri; content:"?title=2.0_-"; fast_pattern; http.user_agent; content:"Java"; startswith; http.request_body; content:"content=HostName|3a 20|"; depth:18; content:"|0d 0a|Java Version|3a 20|"; distance:0; content:"|0d 0a 20|HostIp|3a 20|"; distance:0; http.header_names; content:!"Accept-Language|0d 0a|"; content:!"Referer|0d 0a|"; reference:url,www.securelist.com/en/blog/208214213/The_Icefog_APT_Hits_US_Targets_With_Java_Backdoor; reference:url,jsunpack.jeek.org/dec/go?report=6b63068d3259f5032a301e0d3f935b4d3f2e2998; classtype:command-and-control; sid:2017972; rev:6; metadata:created_at 2014_01_15, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_22;)
Jan 15, 2014, 12:00 PM
Sep 22, 2020, 12:00 PM
Jan 15, 2014, 12:00 PM
Oct 2, 2025, 10:34 PM
rules/emerging-malware.rules