""ET TROJAN Suspected USBFERRY CnC""

SID: 2030169

Revision: 3

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_05_15, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_08_10

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: !"Referer"

  • Value: !"Accept"

  • Value: "GET"

  • Value: ".6.jpg"

  • Value: "User-Agent|3a 20|MSIE|28|6.00.2900.5512|20 28|"

  • Value: "|3b 20|NT|28|"

  • Value: "|29 3b 20|AV|28|"

  • Value: "|29 3b 20|OV|28|"

  • Value: "|29 3b 20|NA|28|"

  • Value: "VR|28|PH"

Within:

PCRE:

Special Options:

  • http_header

  • http_header

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

source