""ET TROJAN Possible UPSTYLE Command Output Retrieval Attempt""
SID: 2052024
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Palo_Alto_Networks, attack_target Networking_Equipment, tls_state TLSDecrypt, created_at 2024_04_12, deployment Perimeter, deployment SSLDecrypt, malware_family UPSTYLE, confidence High, signature_severity Major, updated_at 2024_04_12
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HOME_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "/global-protect/portal/css/bootstrap.min.css"
-
Value: !"Referer|3a 20|"
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
http_header