""ET TROJAN BlackEnergy v2.x HTTP Request with Encrypted Variables""
SID: 2010885
Revision: 7
Class Type: trojan-activity
Metadata: created_at 2010_07_30, updated_at 2012_04_23
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: "POST"
-
Value: "/getcfg.php"
Within:
PCRE: "/^[a-z]{3,6}\x3d[A-F0-9]{50}/Pi"
Special Options:
-
nocase
-
http_method
-
http_uri