""ET TROJAN Suspected DNS2TCP Auth""

SID: 2026416

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_09_26, deployment Perimeter, malware_family DNS2TCP, performance_impact Moderate, signature_severity Major, updated_at 2018_09_26

Reference:

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 53

Flow:

Contents:

  • Value: "|05|=auth"

  • Value: "|00 00 10|"

Within:

PCRE:

Special Options:

  • fast_pattern

source