""ET WEB_CLIENT Microsoft Tech Support Scam 2020-03-24""
SID: 2029733
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_03_24, deployment Perimeter, signature_severity Minor, updated_at 2020_03_24
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
- Value: "
Microsoft _Official_Support"
Within:
PCRE:
Special Options:
- file_data