""ET TROJAN Observed PyPI Phishing/Malicious Library Data Exfiltration Domain (linkedopports .com) in TLS SNI""

SID: 2038624

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Any, attack_target Client_and_Server, created_at 2022_08_25, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_08_25

Reference:

  • md5

  • 9bb6d11368fcd7cedd468dc7abd76567

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|"

  • Value: "|01|"

  • Value: "|00 00 11|linkedopports.com"

Within: 8

PCRE:

Special Options:

  • fast_pattern

source