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Rewterz Threat Advisory – CVE-2023-0038 – WordPress AYS Pro Plugins Survey Maker Plugin Vulnerability
January 5, 2023
Rewterz Threat Alert – STOP (DJVU) Ransomware – Active IOCs
January 5, 2023

Rewterz Threat Alert – Wanna Cryptor aka WannaCry Ransomware- Active IOCs

January 5, 2023

Severity

High

Analysis Summary

WannaCry also called WCry or WanaCrptor ransomware malware, was discovered in May 2017, it infected networks running Microsoft Windows as part of a massive cyberattack. This ransomware can encrypt all your data files and demands payment to restore the stolen information, usually in bitcoin with a ransom amount. WannaCry is one of the most dangerous malware ever used for cyberattacks. The attackers behind WannaCry ransomware uses a tool called Eternal Blue to exploit a vulnerability in the Windows Server Message Block or SMB Protocol. The WannaCry attack spread so rapidly and infected so many computers worldwide that many industries were affected. This ransomware has caused serious disruptions in the healthcare sector and financial sector and locked out users from their data.

Impact

  • File Encryption

Indicators of Compromise

MD5

  • da5eee93accd46fe8755b93a19ada407
  • 6e72ad805b4322612b9c9c7673a45635

SHA-256

  • 77d5f73fac458463f937e51c25e24f7debe51fde274af689a322955cd5ca519a
  • b0e30d10f4286ad0385e153ad92aada9dd80dac64fc12a5136836bdc7d693014

SHA-1

  • b85e778ccd3ce4248633c5954abefdd8816b5ac0
  • e3727e0d38ee247b654441df50aa1acdd328eb32

URL

  • http://iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com/b03663a67d63a046df63497c7567bd40557ab1d1cf8b5f857b0c2d7cd03be06c

Remediation

  • Block all threat indicators at your respective controls.
  • Search for Indicators of compromise (IOCs) in your environment utilizing your respective security controls
  • Maintain cyber hygiene by updating your anti-virus software and implementing a patch management lifecycle.
  • Maintain Offline Backups – In a ransomware attack, the adversary will often delete or encrypt backups if they have access to them. That’s why it’s important to keep offline (preferably off-site), encrypted backups of data and test them regularly.
  • Emails from unknown senders should always be treated with caution.
  • Never trust or open ” links and attachments received from unknown sources/senders.
  • Services
    • Assess
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
      • Purple Team Assessment
      • Social Engineering
      • Source Code Review
    • Respond
      • Incident Response
      • Incident Analysis
  • Transform
    • SOC Consultancy
    •     SOC Maturity Assessment
    •     SOC Model Evaluation
    •     SOC Gap Analysis
    •     SIEM Gap Analysis
    •     SIEM Optimization
    •     SOC Content Pack
  • Train
    • Security Awareness and Training
    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
  • Managed Security
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      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
      • Managed Threat Hunting
      • Managed Risk-Based SOAR
      • Managed Penetration Testing
  • Solutions
  • Resources
    • Blog
    • Threat Advisory
  • Company
    • About Us
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    • Contact
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