""ET CURRENT_EVENTS Volexity - JS Sniffer Data Theft Beacon Detected""
SID: 2025880
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_07_23, deployment Perimeter, signature_severity Major, tag Stealer, tag c2, updated_at 2018_07_30, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: ".php?"
-
Value: "=WyJ1cmw"
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
http_uri
-
fast_pattern