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Rewterz Threat Alert – Dridex Malware Spread via Malspam Campaign

Severity

High

Analysis Summary

Dridex is a sophisticated strain of banking malware that targets the Windows platform, delivering spam campaigns to infect computers and steal banking credentials and other personal information to facilitate fraudulent money transfers. Through its history and development, Dridex has used several exploits and methods for execution, including modification of directory files, using system recovery to escalate privileges, and modification of firewall rules to facilitate peer-to-peer communication for extraction of data. The malware’s main use is to steal banking credentials and it has been attributed to the TA505 threat group (aka Evil Corp) known to have been active since at least Q3 2014.

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Impact

  • Credential Theft
  • Financial Loss
  • Exposure of Sensitive Data

Indicators of Compromise

Filename

  • taxve_710451_20210816_93407095_353985987[.]xlsm

MD5

  • 9a812ebcc070d2a63465ebb416ba8b95

SHA-256

  • 5335f80d6710c813429b45a7a9dd460c1d9a4ffd460a4fa42088b35e71534f9d

SHA-1

  • 02c500a526f5b195b0769259457c3e725e5119c4

Remediation

  • Block all threat indicators at your respective controls.
  • Search for IOCs in your environment.