Skip to main content
عربي
logo

NCSC-TAD-2410-001

Severity Level: High
Malware

Reference No.: NCSC-TAD-2410-001CVSS 0

APT34 (Earth Simnavaz) Conducts Advanced Cyberattacks Against Middle East

Threat Type:
N/A
TLP:
CLEAR
CVE:
CVE-2024-30088

Overview

Earth Simnavaz (also known as APT34 and OilRig) is a cyber espionage group actively targeting leading entities and infrastructure in the Middle East, particularly organizations involved in oil, gas, and other infrastructure sectors. The group deploys sophisticated backdoors that leverage Microsoft Exchange servers for credential theft, exploits CVE-2024-30088 for privilege escalation, abuses password filter policies to harvest plaintext credentials, and uses customized .NET tools, PowerShell scripts, IIS-based malware, and the ngrok remote management tool to maintain persistence, blend malicious activity with normal network traffic, exfiltrate sensitive information, and establish a persistent foothold within compromised organizations.

Mitigation and Immediate Actions

  1. 01

    Implement a Zero Trust architecture.

  2. 02

    Monitor Microsoft Exchange, Active Directory, and IIS servers for suspicious activity.

  3. 03

    Review password filter configurations for unauthorized modifications.

  4. 04

    Investigate the use of remote access and tunneling tools.

  5. 05

    Apply security updates related to CVE-2024-30088.

References

Impacted Sectors

  • Energy
  • Critical Industry