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Rewterz Threat Alert – Panda Stealer Malware – Active IOCs
December 23, 2022
Rewterz Threat Alert – Gh0st RAT – Active IOCs
December 23, 2022

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

December 23, 2022

Severity

High

Analysis Summary

WannaCry is 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

  • ae12bb54af31227017feffd9598a6f5e
  • 98df58e71b5202e49ba6f9e6e43ef6ef
  • bdbe7281ce07de64716c546fcc643136
  • 414a3594e4a822cfb97a4326e185f620

SHA-256

  • c05e2dab77349cd639aa837e7e121710b8a0718d8fc93fb4cc6458ae90e5c597
  • b5d543c8a8334519f013bb236d43d0561088b52b0d5602ea9b58fc453f2c4156
  • 253aef310a11a224df87179864270bb8c9faf4784b3d3a47a2c9bf34ad035a96
  • 6c8f85db6604cf701c5fbe62c872e21625a51f7edb407f813eb67918722d33b7

SHA-1

  • f597a1cc16d42b7f02e077696e067cd3030a06d9
  • 7ee6e1082c30108ae631c6193878195c1abe7112
  • 190cfdbe55603d7cb3dab330d036f5b233b8b900
  • 5f1e7bc375dd8093fa987af0771e72389dad473b

Remediation

  • Block all threat indicators at your respective controls.
  • Search for Indicator of compromise (IOCs) in your environment utilizing your respective security controls
  • Maintain cyber hygiene by updating your anti-virus software and implement 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.
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      • Compromise Assessment
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      • Penetration Testing
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      • Red Team Assessment
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    • Respond
      • Incident Response
      • Incident Analysis
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    •     SOC Maturity Assessment
    •     SOC Model Evaluation
    •     SOC Gap Analysis
    •     SIEM Gap Analysis
    •     SIEM Optimization
    •     SOC Content Pack
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    • Security Awareness and Training
    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
  • Managed Security
    • Managed Security Monitoring
      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
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      • Managed Risk-Based SOAR
      • Managed Penetration Testing
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