SID: 2038988

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_09_26, deployment Perimeter, signature_severity Major, updated_at 2023_04_20

Reference:

  • md5

  • 7b74e4fb9a95f41d5d9b4a71a5fe40b9

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: "lockbitapt"

  • Value: ".onion"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source