""ET TROJAN Win32/GenCBL.XS CnC Activity""

SID: 2033819

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 2021_08_27, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2021_08_27

Reference:

  • md5

  • 9dfd2f831b3672dc0c50b98550d3aa06

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "|30 32 bc|" Depth: 3

  • Value: "|bc 4d 4a 56 3a 20|"

  • Value: "|20 31 20 2d 20 42 75 69 6c 64 20 3a 20|"

Within:

PCRE:

Special Options:

  • fast_pattern

source