""ET MALWARE Suspicious User-Agent (My Session)""

SID: 2010677

Revision: 7

Class Type: trojan-activity

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Major, tag 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: "User-Agent|3a| My Session"

  • Value: !".windows.net|0d 0a|"

Within:

PCRE:

Special Options:

  • nocase

  • http_header

  • http_header

source