VBS Script Shenanigans: Unraveling the Comedy of Malware Obfuscation
Reverse engineering isn’t just for executables anymore! Discover how an innocent-looking email attachment evolves into a devious PowerShell script, confounding security analysts and antivirus software alike. Spoiler: It’s like a malware version of a Russian nesting doll. Prepare for a wild ride through obfuscation and cunning tricks in the world of reverse engineering.
Hot Take:
Who knew a simple “Payment Confirmation” email could lead to a digital circus act featuring a zip, a script, and a whole lot of obfuscation? It’s like the malware authors are trying out for Cirque du Soleil, but in the world of cybersecurity!
Key Points:
- Reverse engineering isn’t just for executable files—VBS scripts are in on the action too.
- The malware uses a delay loop to avoid detection, cleverly bypassing suspicious functions.
- Obfuscation is the name of the game, with both VBS and PowerShell scripts heavily disguised.
- The payload is downloaded from Google Drive, because why not mix business with a bit of cloud storage?
- The final act involves injecting the FormBook malware into an msiexec.exe process.
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