""ET TROJAN Earth Lusca/SprySOCKS CnC Checkin""

SID: 2048118

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Linux, attack_target Client_and_Server, created_at 2023_09_19, deployment Perimeter, malware_family SprySOCKS, performance_impact Moderate, confidence Medium, signature_severity Major, updated_at 2023_10_11, reviewed_at 2023_10_11

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "|bc bc ac ac|" Depth: 4 Offset: 4

Within:

PCRE:

Special Options:

  • fast_pattern

source