Rule History

SID: 2018104 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 3 • Feb 11, 2014, 12:00 PM

Message:

ET WEB_CLIENT EXE Accessing Kaspersky System Driver (Possible Mask)

Rule:

alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT EXE Accessing Kaspersky System Driver (Possible Mask)"; flow:established,to_client; flowbits:isset,ET.http.binary; content:"|5c 5c 2e 5c|KLIF"; reference:url,www.securelist.com/en/downloads/vlpdfs/unveilingthemask_v1.0.pdf; classtype:bad-unknown; sid:2018104; rev:3; metadata:created_at 2014_02_11, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Created:

Feb 11, 2014, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 13, 2025, 9:34 PM

Filename:

rules/emerging-web_client.rules