""ET TROJAN Win32/PurpleFox Retrieving File (GET)""

SID: 2035385

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_03_03, deployment Perimeter, malware_family PurpleFox, signature_severity Major, updated_at 2022_03_03

Reference:

  • md5

  • 57b8bccf9cb8592ae86b4453cf74b4e8

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 1024:

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|Mozilla/4.0|20|(compatible|3b 20|MSIE 6.0|3b 20|Windows|20|NT|20|5.0)|0d 0a|"

  • Value: "GET /conf.dat HTTP/1.1"

  • Value: !"Referer"

Within:

PCRE:

Special Options:

  • fast_pattern

source