""ET TROJAN OpcJacker HVNC Variant Magic Packet""

SID: 2044843

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_30, deployment Perimeter, malware_family HVNC, performance_impact Low, confidence High, signature_severity Major, tag HVNC, updated_at 2023_03_30

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "|25 56 0a dc c6 3b 55 39 80 13 9e 97|" Depth: 12

  • Value: "|06 07|"

  • Value: "7.7"

Within: 6

PCRE:

Special Options:

  • fast_pattern

source