""ET TROJAN Known Sinkhole Response Header CERT.PL""
SID: 2020172
Revision: 1
Class Type: trojan-activity
Metadata: created_at 2015_01_13, updated_at 2015_01_13
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,from_server
Contents:
-
Value: "Content-Length|3a| 24|0d 0a|"
-
Value: "Sinkholed by CERT.PL"
Within: 24
PCRE:
Special Options:
-
http_header
-
file_data
-
fast_pattern