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A Simple Batch File That Blocks People, (Tue, Jan 4th)

published on 2022-01-04 08:58:37 UTC by
Content:
I found another script that performs malicious actions. It’s a simple batch file (.bat) that is not obfuscated but it has a very low VT score (1/53). The file hash is cc8ae359b629bc40ec6151ddffae21ec8cbfbcf7ca7bda9b3d9687ca05b1d584. The file is detected by only one antivirus that triggered on the “shutdown.exe” located at the end of the script! Why is this script annoying people? Because it uses the BlockInput() API call through a PowerShell one-liner:
Article: A Simple Batch File That Blocks People, (Tue, Jan 4th) - published almost 3 years ago.

https://isc.sans.edu/diary/rss/28212   
Published: 2022 01 04 08:58:37
Received: 2022 01 04 09:20:41
Feed: SANS Internet Storm Center, InfoCON: green
Source: SANS Internet Storm Center, InfoCON: green
Category: Alerts
Topic: Vulnerabilities
Views: 3

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