Evil MSI Background: BASE64 Statistical Analysis, (Mon, Jun 15th)
Summary
This article discusses a previously identified malicious MSI background technique that has resurfaced. The technique involves embedding malicious code within MSI installer files, which can be triggered when used as a background image. The analysis highlights the use of BASE64 encoding within these malicious files.
IFF Assessment
The resurgence of a known malicious technique involving MSI backgrounds presents an ongoing threat to defenders, indicating potential new attack vectors.
Defender Context
Defenders should be aware of this 'Evil MSI Background' technique and the use of BASE64 for obfuscation. This highlights the need for robust file analysis and endpoint security measures to detect and prevent malicious MSI files from being executed, especially when they are disguised as benign background elements.