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

• 88d7ea6e2736afc803defb8db7bb262b
• 782a543ce5ce931c4fa7b0f7b7f3571c
• cb28f853cdcd7c37e2c2498ad7be3200
• 53f663516ddd792d1a179c6514f68771
• 9d7dd1fe1fd361ed564f0a2add977ab3
• b163247fed5c1014f69e72c230235a22
• e29572c6a4efa21fba5c558e8d012c0a

SHA-256

• 6836e1ee6c7e44682e74d3e017a74673e3e815534c9842a7580dd56fb0ae3361
• 06f0f35933b45450eb6fb8fcc36a1f1d9ef1916c7cced68e64053df703feed94
• e5c7c0cc165ab316a392490724e920bdeb0b2b24278c673a78601b2d1c2ff2de
• 53bf257b15787419b6132a3ad4bc2ad322a60e9c3c3a020121ee67cbfbf14f6b
• e1c8f8e5b0a995fb9aa77e6d17975a3ca279682cfc0cb3b9f813ba7e6110d2fc
• bec429a1f10445fa8aba7dc9a4103bbae69d5470c514221a0a87e6b9262ccc6a
• f52938576342abd513765384f1f97ae50d548a3c3a90d5360ca24844812ab6f2

SHA-1

• ff31b27e7305c5be23633e78035c5e80f6103cb7
• 32e3b2769b27197f1796db68e0afb0ed375497a6
• 5f0cffcb9eb152ebbff73b97e6e5ed8ae4b8983a
• 09de475d0aff75ef3946e644c80d295093d7e06e
• 41596fb7eedf2f4f6b55a5b3831170e612503dad
• 4f0f616dceaa489e0ce112b02603dbc5d9540c07
• 3950aa21eff9ee4749b5fa77a1d0e2e3aa7622c7

Remediation

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