""ET TROJAN FRAMEREST Web Shell Activity Observed""
SID: 2050651
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Ivanti, attack_target Networking_Equipment, created_at 2024_01_31, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2024_01_31
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HOME_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: "Cookie|3a 20|"
-
Value: "DSID|3d|"
Within:
PCRE: "/DSID\x3d[-A-Za-z0-9+/=]{65,}/C"
Special Options:
-
http_method
-
http_header
-
fast_pattern