FIN4 - G0085

Created: 2019-01-31T02:01:45.129Z

Modified: 2023-02-01T21:27:44.778Z

Contributors:

Aliases

FIN4

Description

FIN4 is a financially-motivated threat group that has targeted confidential information related to the public financial market, particularly regarding healthcare and pharmaceutical companies, since at least 2013.(Citation: FireEye Hacking FIN4 Dec 2014)(Citation: FireEye FIN4 Stealing Insider NOV 2014) FIN4 is unique in that they do not infect victims with typical persistent malware, but rather they focus on capturing credentials authorized to access email and other non-public correspondence.(Citation: FireEye Hacking FIN4 Dec 2014)(Citation: FireEye Hacking FIN4 Video Dec 2014)

Techniques Used

FIN4 has lured victims to click malicious links delivered via spearphishing emails (often sent from compromised accounts).(Citation: FireEye Hacking FIN4 Dec 2014)(Citation: FireEye Hacking FIN4 Video Dec 2014)|
|mitre-attack|enterprise-attack|Windows,Office 365,Linux,macOS,Google Workspace|T1564.008|Email Hiding Rules|

FIN4 has created rules in victims' Microsoft Outlook accounts to automatically delete emails containing words such as “hacked," "phish," and “malware" in a likely attempt to prevent organizations from communicating about their activities.(Citation: FireEye Hacking FIN4 Dec 2014)|
|mitre-attack|enterprise-attack|macOS,Windows,Linux|T1566.001|Spearphishing Attachment|

FIN4 has used spearphishing emails containing attachments (which are often stolen, legitimate documents sent from compromised accounts) with embedded malicious macros.(Citation: FireEye Hacking FIN4 Dec 2014)(Citation: FireEye Hacking FIN4 Video Dec 2014)|
|mitre-attack|enterprise-attack|Linux,macOS,Windows|T1204.002|Malicious File|