""ET TROJAN Zberp/ZeusVM receiving config via image file (steganography)""
SID: 2021382
Revision: 12
Class Type: trojan-activity
Metadata: created_at 2015_07_06, updated_at 2016_11_03
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: from_server,established
Contents:
-
Value: "|ff fe 3f 10 00 00|"
-
Value: !"|00|"
Within: config_len
PCRE: "/^[^\x00]+(\xff\xd9)?$/R"
Special Options:
- file_data