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Rewterz Threat Alert – Donot APT Group – Active IOCs
April 8, 2022
Rewterz Threat Alert – UNC788, Unreported Hacking Group, and Hybrid Operations – Active IOCs
April 8, 2022

Rewterz Threat Alert – APT SideWinder Group – Active IOCs

April 8, 2022

Severity

High

Analysis Summary

Sidewinder is a suspected Indian threat actor group that has been active since 2012. They have been observed attacking political, military, and corporate organizations throughout Asia, with Pakistan, China, Nepal, and Afghanistan being the most common targets. RAZOR TIGER, Rattlesnake, APT-C-17, and T-APT-04 are some of the other names for Sidewinder APT. This APT has been targeting Pakistani government officials with a decoy file related to NTC (National Telecom Corporation) in its most recent effort. They employ custom implementations to attack existing vulnerabilities and then deploy a Powershell payload in the final stages to distribute the malware. Sidewinder was also detected employing credential phishing sites that were copied from their victims’ webmail login pages.

Impact

  • Information Theft and Espionage

Indicators of Compromise

Filename

  • ISPS Security Audit Report – 01st Quarter Port of Hambanthota[.]docx

MD5

  • 2a3cee44a5876ea5bb3d49fec00365c1

SHA-256

  • 37baf7415c755688e1e89679130b5cfd713d662330734eb310089d1f2afd82b8

SHA-1

  • 9c0f95573449531c78f31b476cc68f28a57e16f3

URL

  • https[:]//srilankanavy[.]ksew[.]org/5471/1/1101/2/0/0/0/m/files-cd6e6dbd/file[.]rtf

Remediation

  • Block all threat indicators at your respective controls.
  • Search for IOCs in your environment.
  • Services
    • Assess
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
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      • Social Engineering
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    • 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
    • Managed Security Monitoring
      • 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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