""ET MALWARE APN/Ask Toolbar PUA/PUP User-Agent""
SID: 2025400
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_02_27, deployment Perimeter, performance_impact Low, signature_severity Minor, updated_at 2018_04_09
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "User-Agent|3a 20|TBNotifier|0d 0a|"
Within:
PCRE:
Special Options:
- http_header