Rule History

SID: 2050542 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Jan 29, 2024, 12:00 PM

Message:

ET ADWARE_PUP NBP Mac PUP User-Agent Observed

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP NBP Mac PUP User-Agent Observed"; flow:established,to_server; http.user_agent; content:"nbp|20 28|unknown|20|version|29 20|CFNetwork|2f|"; startswith; reference:url,macsecurity.net/view/592-nbp-will-damage-your-computer-mac-virus; classtype:trojan-activity; sid:2050542; rev:1; metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2024_01_29, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_29;)

Created:

Jan 29, 2024, 12:00 PM

Updated:

Jan 29, 2024, 12:00 PM

DB Created:

Jan 29, 2024, 11:00 PM

DB Updated:

Aug 15, 2025, 8:34 PM

Filename:

rules/emerging-adware_pup.rules