""ET TROJAN CopyKittens Matryoshka DNS Lookup 2 (twiter-statics . info)""

SID: 2024496

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_07_25, deployment Perimeter, malware_family Matryoshka, performance_impact Moderate, signature_severity Major, updated_at 2019_08_28

Reference:

  • md5

  • 752240cddda5acb5e8d026cef82e2b54

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 53

Flow:

Contents:

  • Value: "|01|" Depth: 1 Offset: 2

  • Value: "|00 01 00 00 00 00 00|"

  • Value: "|0e|twiter|2d|statics|04|info|00|"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source