""ET TROJAN CommentCrew Possible APT backdoor stage 2 download base64 update.gif""
SID: 2016486
Revision: 3
Class Type: trojan-activity
Metadata: created_at 2013_02_22, updated_at 2014_09_19
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: 80
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
- Value: "IHVwZGF0ZS5naWY="
Within:
PCRE:
Special Options:
- file_data