""ET TROJAN Donot (APT-C-35) Stage 1 Requesting Persistence Setup File""

SID: 2026728

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_12_14, deployment Perimeter, performance_impact Low, signature_severity Major, tag Donot, tag APT_C_35, updated_at 2018_12_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/pushBatch"

  • Value: "Accept|3a 20|/|0d|"

  • Value: "Accept-Encoding|3a 20|gzip,|20|deflate|0d|"

  • Value: "Connection|3a 20|Keep-Alive|0d|"

  • Value: "User-Agent|3a|"

  • Value: !"Referer|3a|"

  • Value: !"Cache"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

source