""ET POLICY Pastebin-style service note .youdao .com in DNS query""
SID: 2035668
Revision: 3
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2022_03_30, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2022_05_02
Reference:
-
md5
-
6cb6caeffc9a8a27b91835fdad750f90
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: "|04|note|06|youdao|03|com"
Within: 7
PCRE:
Special Options:
- fast_pattern