""ET TROJAN Trkcdn Domain in DNS Lookup (edrefo .com)""
SID: 2052564
Revision: 1
Class Type: bad-unknown
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2024_05_13, deployment Perimeter, malware_family trkcdn, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_05_13
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: "|06|edrefo|03|com|00|"
Within: 7
PCRE:
Special Options:
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fast_pattern
-
nocase