""ET SCADA [nsacyber/ELITEWOLF] Schweitzer Engineering Laboratories SEL FTP Server Activity - SET_ File Upload Attempt""
SID: 2048674
Revision: 1
Class Type: misc-activity
Metadata: affected_product Schweitzer_Engineering_Laboratories_SEL_Series, attack_target ICS, created_at 2023_10_19, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Minor, updated_at 2023_10_19, reviewed_at 2023_10_19
Reference:
Protocol: tcp
Source Network: any
Source Port: any
Destination Network: $HOME_NET
Destination Port: 21
Flow: established,to_server
Contents:
- Value: "STOR SET_"
Within:
PCRE: "/^[A-Z0-9]{1,4}/Ri"
Special Options:
-
fast_pattern
-
nocase