""ET TROJAN GobRAT CnC Domain in DNS Lookup (ktlvz .dnsfailover .net)""
SID: 2046730
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Linux, attack_target Networking_Equipment, created_at 2023_07_05, deployment Perimeter, malware_family GobRAT, performance_impact Low, signature_severity Major, tag RAT, updated_at 2023_07_05, reviewed_at 2023_10_06
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: "|05|ktlvz|0b|dnsfailover|03|net|00|"
Within: 23
PCRE:
Special Options:
-
fast_pattern
-
nocase