Digital Dastardly Deeds: Malware Mayhem Unleashes Chaos!
A new multi-stage attack is delivering malware families, including Agent Tesla variants, Remcos RAT, and XLoader. The attack kicks off with a deceptive email, acting as a malicious 7-zip archive. The complexity increases with each stage, ensuring attackers can evade detection and fulfill their insidious mission.
Hot Take:
When email scams start delivering more malware than your inbox can handle, you know these hackers mean business. It’s like a malware buffet with a side of sneaky scripts and a dash of cyber espionage. Who knew your morning email could come with a side of Agent Tesla and a sprinkle of MysterySnail?
Key Points:
- A multi-stage attack begins with deceptive emails, featuring a malicious 7-zip archive, which unleashes a .JSE file.
- JavaScript payload triggers a PowerShell script that downloads a Base64-encoded payload, leading to further malware deployment.
- Different execution paths, such as .NET and AutoIt compiled executables, inject malware like Agent Tesla and Snake Keylogger.
- MysterySnail RAT targets government entities in Mongolia and Russia, delivered via a malicious MMC script mimicking a Word document.
- IronHusky, a Chinese-speaking threat actor, uses the open-source piping-server project for backdoor communication.
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