Rule History

SID: 2021531 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3 • Jul 24, 2015, 12:00 PM

Message:

ET MALWARE W2KM_BARTALEX Downloading Payload M2 (set)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W2KM_BARTALEX Downloading Payload M2 (set)"; flow:established,to_server; flowbits:set,ET.BARTALEX; flowbits:noalert; http.uri; content:".txt"; http.header; content:"WinHttp.WinHttpRequest"; classtype:trojan-activity; sid:2021531; rev:3; metadata:created_at 2015_07_24, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_29;)

Created:

Jul 24, 2015, 12:00 PM

Updated:

May 29, 2020, 12:00 PM

DB Created:

Jul 24, 2015, 12:00 PM

DB Updated:

Oct 3, 2025, 8:34 PM

Filename:

rules/emerging-malware.rules