""ET CURRENT_EVENTS TA569 Keitaro TDS Domain in DNS Lookup (backendjs .org)""
SID: 2044938
Revision: 2
Class Type: web-application-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2023_04_13, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag ta569, tag TDS, updated_at 2023_04_17, reviewed_at 2024_05_28
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
-
Value: "|09|backendjs|03|org|00|"
Within: 15
PCRE:
Special Options:
-
nocase
-
fast_pattern