""ET TROJAN CosmicDuke Exfiltrating Data via FTP STOR""

SID: 2023910

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2015_07_17, updated_at 2015_09_18

Reference:

  • md5

  • 5080bc705217c614b9cbf67a679979a8

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "STOR|20|" Depth: 5

  • Value: ".bin|0d 0a|"

Within:

PCRE: "/^[a-z0-9]{1,10}[A-F0-9]+.bin\r\n$/R"

Special Options:

source