Rule History

SID: 2041678 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Dec 5, 2022, 12:00 PM

Message:

ET MALWARE JS.ElectronBot.B.F7A4D930 Downloader (GET)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE JS.ElectronBot.B.F7A4D930 Downloader (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"windowsdef.js"; endswith; fast_pattern; http.user_agent; content:"WindowsPowerShell/"; classtype:trojan-activity; sid:2041678; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_05, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_05;)

Created:

Dec 5, 2022, 12:00 PM

Updated:

Dec 5, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 27, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules