""ET TROJAN DNS Query for Known Chewbacca CnC Server""
SID: 2018114
Revision: 3
Class Type: trojan-activity
Metadata: created_at 2014_02_12, updated_at 2019_08_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: "|10|5ji235jysrvwfgmb|05|onion|00|"
Within: 7
PCRE:
Special Options:
- fast_pattern