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

• 08379fcfbe1924f956f69d63fdb871c3
• bafa9bd077c451f845e0ecca1010607d
• 3c3847097e98abe71f24aaf91e6953d8
• 5b15cad6bec93f9b5e5c6ce2abf6b19f

SHA-256

• 21213a4fbd18c618e7c49d6cb98c25ecee2c8beb4862bb46fe00ea28b26d0f16
• ef19393cf49f6fc5899b0fd1b29530e49f35776341b03ef6b0b0a5e0cfce3418
• 1b8ee3f3c63ded6c6bc4b1fb54804282038c8df4eb41a460b8b17f526a34f52d
• 43fef170694482498ea7cbc2f8209fc0761387df676f011cbd7c4b52b7872bb8

SHA-1

• 0dc89d6bf76bd29f41cbde7490cc2ac9faf72ea1
• e3c6c99c6680a3ef5a25e511b97dfa1d6b91b5bc
• 94038441d4abc9856da1f77eada774759ad32bec
• 41030688a29c556ef8e540cec24868385026eb79

URL

• https[:]//anonfiles[.]com/J1pekbAdu4/Client_exe

Remediation

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