""ET WEB_SERVER Win32/SessionManager Backdoor ReadFile Command (Inbound)""
SID: 2037218
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Server, created_at 2022_06_30, deployment Perimeter, deployment Internal, malware_family SessionManager, signature_severity Major, tag Exploit, updated_at 2022_06_30, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_server
Contents:
-
Value: "SM_SESSIONID=ReadFile-"
-
Value: "SM_SESSIONID=ReadFile-"
Within:
PCRE:
Special Options:
- http_cookie