""ET TROJAN Observed Cobalt Strike User-Agent""
SID: 2028598
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_09_18, deployment Perimeter, malware_family Cobalt_Strike, performance_impact Low, signature_severity Major, updated_at 2019_09_18
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: any
Flow: established,to_server
Contents:
- Value: "User-Agent|3a 20|Mozilla/5.0 (compatible|3b 20|MSIE 9.0|3b 20|Windows NT 6.1|3b 20|WOW64|3b 20|Trident/5.0|3b 20|BOIE9|3b|ENGB)|0d 0a|"
Within:
PCRE:
Special Options: