""ET POLICY DNS Query to .onion proxy Domain (onion. sx)""
SID: 2025446
Revision: 3
Class Type: bad-unknown
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_03_28, deployment Perimeter, performance_impact Moderate, signature_severity Minor, updated_at 2018_03_30
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|onion|02|sx|00|"
Within: 7
PCRE:
Special Options:
-
nocase
-
fast_pattern