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

• c507477d882e153632bd9e260f33876e
• 2f66a0c3e7699690ffbe2ac4cf87d9d3
• 2bb6ad8a7520647fc5a6c5c26d38511a
• 6802c9c481671ec10ee1178946a46c73

SHA-256

• 165df9744a81b49e06c73c67d51ff795c2747d0d1bac65d7ebad5c8f01d23910
• 77cfffdfc10edb839ed85bc60b1dd634668b344435cc27cb29b9d44e52708b7a
• 41fa48d68e35b9ca82242d62137785740a520db23ceeea6ca4a99a3846640c42
• e40736bc19f0008189f281f42cdfddf5bcf6a8c70a89e7bccd0aa0eb797edd22

SHA-1

• 8860494283d5107508459b0fc2011608d87a49ed
• e6a0d664cf1dbc5991508c3187eac485acacfaf9
• b98abec941cb17aac50d10aaa3e0e4c500dfed39
• df6afabbe4a0a5ed60860fadc5a35ce5fac7a971

Remediation

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