""ET MALWARE SpamBlockerUtility Fake Anti-Spyware User-Agent (SpamBlockerUtility x.x.x)""
SID: 2003384
Revision: 14
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Minor, tag Spyware_User_Agent, updated_at 2019_08_14
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
- Value: "SpamBlockerUtility "
Within:
PCRE: "/User-Agent\:[^\n]+SpamBlockerUtility \d/iH"
Special Options:
- http_header