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Rewterz Threat Alert – Agent Tesla Malware – Active IOCs

Severity

Medium

Analysis Summary

A new Agent Tesla 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 Disclosure

Indicators of Compromise

MD5

  • 91600aa0773ba97ed2b5a45d39ecd16d
  • ea1c40b9188af0803b51d1a27f2abc3e
  • 155d32c21e92d6600061461b819322ef
  • 689e48973dbab622d270016650b57dd6
  • 41bfa1dcad95a574ac86bbf1a9349b38
  • eaee3e3d20cc4bcc631ae195a87b9039

SHA-256

  • f440b2c86996a3218cf63b7e1a24076d059319695c77b20625351c617fa7a514
  • c85157f36c52660741960b4e39e4864f195b677ccc1db7f2df86e5e85e65a497
  • 125caafa4c7faba98d28351be9df1d207a983137e2d3e483504dc0fb5433ea94
  • f055b08208dd0bdbe5cae88370723a8372f69c040ce7908c5953c75ce3d003ac
  • 8afeeedaa21edaa206de18409492468fbc1faf5119cf61e084e7ffd8aa5e6778
  • e985e128f42a39a12abe1fe1a047c4f8a7627ff9b3de6672b4b595348ccca916
  • b9d7d2153747c943aefb5de2d9bbf19ff5034fdfafbeecc50c19eac581e0d677
  • 0bc981fd0177a3032289751031abc774855a142b10abf42f6c34882d328e3940
  • ab90d68fa5e2e47077ac44c93213ba8ce5f50611c10353ebfa78268ae2eb3190
  • 094f918229eaea818f440c4b2e29a1a6b31f14fd598614fb32f5df196d9dfa7d
  • a9b3528dfef1bb7d22563edad352578eab646746adbb9236716130ebfd246a9d
  • 0bced5ba704a7c9e79c3b2754c42693fb717c3c040399b7860c8eb23cbc0a59e

SHA-1

  • 71a16489b5df9636a16827337aed8a51a8ec82b3
  • 08fe2a2279ff996ca128037a7850c0d98713d1cb
  • d59204273676d0e6febf5b6cf6f7a5cf0ec63b89
  • 165d633f704a22a84d35c5238ba7bc7af6fa388a
  • 5377245d11717c705635624aa8ae94d4193d06ac
  • 3383ad428cecacb68da87ee229eb2e642349afd8

Remediation

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