""ET TROJAN Alloy Taurus Reshell Backdoor URI pattern Observed M2""

SID: 2048271

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_09_26, deployment Perimeter, deployment SSLDecrypt, malware_family Reshell, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_09_26

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "/Sleep/hostname="

Within:

PCRE:

Special Options:

  • http_uri

  • fast_pattern

source