""ET TROJAN ShadowPad CnC Domain in DNS Lookup (ns .rtechs .org)""
SID: 2032002
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_03_12, deployment Perimeter, signature_severity Major, updated_at 2021_03_12
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: "|02|ns|06|rtechs|03|org|00|"
Within: 15
PCRE:
Special Options:
-
nocase
-
fast_pattern