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Rewterz Threat Alert – Agent Tesla Malware – Active IOCs

Severity

Medium

Analysis Summary

A new AgentTesla campaign is seen targeting victims with malspam. AgentTesla is known for stealing data from different applications on victim machines, such as browsers, FTP clients, and file downloaders. Agent Tesla collects personal information from the victim’s machine, steals data from the victim’s clipboard, can log keystrokes, capture screenshots, and access the victim’s webcam. It can kill running analysis processes and AVsoftware. The spyware also performs basic actions to check whether it is running on a virtual machine or in debug mode, in an attempt to hide its capabilities and actions from researchers. All the data it obtains is sent in encrypted form via SMTP protocol.

Impact

  • Credential Theft
  • Data Exfiltration
  • Information Theft

Indicators of Compromise

MD5

  • d96e793cbef74517d8262e8356198fd8
  • 86d9fb8b0b052b90f0826295f8a63f0a
  • 58369aa58c0e710cb0a70ec5c1f3de59
  • 4104a87bd396ef0f3e0f91dd6f3f8f84
  • 11f5171e7b95c4adcd589ff50d552a9e

SHA-256

  • 801ff75aa2fb884681cfd5263fdb088b2028d8c48e7638887b92572a2ae3472b
  • 9ffff542424c27e44cd1c0ae15166fbd66f2802dd41728b55ebbf0f812d10952
  • 3ba791b1f4e43ad7fc18ae7ab47ee3580c07014f774940af3af7ad6f962e6243
  • f582da2d90a267c8e5b3865b04eca0f86931c9a18cd0b8dd5b4ce84723a68348
  • ea3ed08696eedadc8878332e3c2e2eeb69b54bdffd12165c8c1b60713cefd849

SHA-1

  • 04a2e171b2fb5a29ba80d3f8ed8721f0261f5030
  • c955801e897cb35954e167fb056e0beb612844b6
  • 7d4b829b1a1fcce832139220c11d06eb1a42e678
  • 7eae8b8d5e82e5f69829cb7ecc0915bd1598f6d9
  • 1d4621f3e9d39496c0dfb227e458367f88bafb8b

Remediation

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