""ET POLICY Disposable Email Provider Domain in DNS Lookup (www .yopmail .com)""
SID: 2027733
Revision: 2
Class Type: policy-violation
Metadata: attack_target Client_Endpoint, created_at 2019_07_19, deployment Perimeter, performance_impact Low, signature_severity Minor, updated_at 2019_07_19
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: "|03|www|07|yopmail|03|com|00|"
Within: 7
PCRE:
Special Options:
-
nocase
-
fast_pattern