Rule History

SID: 2020384 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 2 • Feb 7, 2015, 12:00 PM

Message:

ET MALWARE Skeleton Key Filename in SMB2 Traffic

Rule:

alert tcp $HOME_NET any -> $HOME_NET [139,445] (msg:"ET MALWARE Skeleton Key Filename in SMB2 Traffic"; flow:established,to_server; content:"|FE|SMB|40|"; offset:4; depth:5; content:"|0e 00|"; distance:0; content:"o|00|l|00|e|00|.|00|d|00|l|00|l"; distance:8; within:13; reference:url,www.secureworks.com/cyber-threat-intelligence/threats/skeleton-key-malware-analysis; classtype:trojan-activity; sid:2020384; rev:2; metadata:created_at 2015_02_07, signature_severity Major, updated_at 2019_07_26;)

Created:

Feb 7, 2015, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Feb 7, 2015, 12:00 PM

DB Updated:

Sep 10, 2024, 1:01 PM

Filename:

rules/emerging-malware.rules