""ET TROJAN Win32/Frosparf.B Downloading Hosts File""

SID: 2019142

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2014_09_09, updated_at 2014_09_09

Reference:

  • md5

  • 4ad55877464aa92e49231d913d00eb69

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "9.9.9.9 "

Within: 8

PCRE: "/^(?:[a-zA-Z0-9\x2d\x5f]{1,63}.)+?[a-zA-Z0-9\x2d\x5f]{1,63}[\r\n]*?9.9.9.9\s+?(?:[a-zA-Z0-9_-]{1,63}.)+?[a-zA-Z0-9\x2d\x5f]{1,63}[\r\n]/R"

Special Options:

  • file_data

source