""ET TROJAN DonotGroup CnC Domain Observed in DNS Query""
SID: 2029254
Revision: 2
Class Type: trojan-activity
Metadata: created_at 2020_01_10, deployment Perimeter, signature_severity Major, tag DonotGroup, updated_at 2020_01_10
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|mimestyle|03|xyz|00|"
Within: 7
PCRE:
Special Options:
- fast_pattern