ET-3274

Indicators of Compromise (0)

No indicators of compromise on this threat.

References (1)

• Ruleset Update Summary - 2026/04/28 - v11181 Emerging Threats Community

• Ruleset Update Summary - 2026/02/04 - v11118 - Ruleset Updates ...
  web:community.emergingthreats.net

  36 new OPEN, 84 new PRO (36 + 48) Notpad++ IOC's, ErrTraffic, CVE's Added rules: Open: 2067292 - ET MALWARE Chrysalis Backdoor CnC Domain in DNS Lookup (wiresguard .com) (malware.rules) 2067293 - ET MALWARE Chrysalis Backdoor CnC Domain in TLS SNI (wiresguard .com) (malware.rules) 2067294 - ET INFO Citrix Netscaler Gateway Last Patched Date Discovery (nsepa_setup[64] .exe) (info.rules ...

  2026-05-14 20:20 UTC
• Ruleset Update Summary - 2026/04/28 - v11181 - Ruleset Updates ...
  web:community.emergingthreats.net

  Summary : 21 new OPEN, 29 new PRO (21 + 8) Added rules: Open: 2069031 - ET MALWARE Nexcorium Payload Retrieval Attempt (malware.rules) 2069033 - ET EXPLOIT_KIT LandUpdate808 Domain in DNS Lookup (vtcircuits .com) (exploit_kit.rules) 2069034 - ET EXPLOIT_KIT LandUpdate808 Domain in TLS SNI (gccsinc .com) (exploit_kit.rules) 2069035 - ET EXPLOIT_KIT LandUpdate808 Domain in TLS SNI (vtcircuits ...

  2026-05-14 20:20 UTC
• Ruleset Update Summary - 2026/04/29 - v11182 - Ruleset Updates ...
  web:community.emergingthreats.net

  Summary : 25 new OPEN, 53 new PRO (25 + 28) Added rules: Open: 2069054 - ET MALWARE Executable Downloaded From Common Payload Delivery Host (GET) (malware.rules) 2069055 - ET MALWARE Executable Downloaded From Common P…

  2026-05-14 20:20 UTC
• Detect and Remediate RC4 Usage in Kerberos | Microsoft Learn
  web:learn.microsoft.com

  Learn how to detect and limit or disable RC4 usage in Kerberos to enhance security in Active Directory domain environments.

  2026-05-14 20:20 UTC
• suse-sles-12-sp5-v20260427-ecs-hvm-ssd-x86_64 CVE scan on 2026-04-28T13 ...
  web:publiccloudimagechangeinfo.suse.com

  While upgrading is the most secure and recommended path, users can mitigate the vulnerability using one of the following methods: Use a validating interceptor (recommended mitigation ); infrastructure-level normalization; and/or policy hardening.

  2026-05-14 20:20 UTC
• How to manage Kerberos KDC usage of RC4 for service account ticket ...
  web:support.microsoft.com

  In this article Summary Take action Timing of updates Deployment guidelines Registry settings Audit events Frequently asked questions (FAQ) Resources Change log Summary Windows updates released on and after January 13, 2026, contain protections for a vulnerability with the Kerberos authentication protocol.

  2026-05-14 20:20 UTC
• CVEdetails.com
  web:www.cvedetails.com

  CVEdetails.com

  2026-05-14 20:20 UTC
• Developer Notes - 2026-04 Ruleset Updates
  web:www.fantasygrounds.com

  Developer Notes - 2026-04 Ruleset Updates Planned Release Date: April 21, 2026 We are continuing to work on general ruleset updates . See the main ruleset beta thread for the summary of the updates .

  2026-05-14 20:20 UTC

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