""ET DNS DNS Query for a Suspicious Malware Related Numerical .in Domain""
SID: 2012115
Revision: 7
Class Type: bad-unknown
Metadata: created_at 2010_12_30, former_category HUNTING, updated_at 2019_08_29
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|in|00|"
Within: 7
PCRE: "/\x00[0-9]{4,7}\x02in\x00/i"
Special Options:
-
fast_pattern
-
nocase