We Smell a (DC)Rat: Revealing a Sophisticated Malware Delivery Chain

We Smell a (DC)Rat: Revealing a Sophisticated Malware Delivery Chain
Summary: The Acronis Threat Research Unit (TRU) analyzed a complex malware delivery chain demonstrating the use of multiple scripting languages and obfuscation techniques, leading to the deployment of high-profile malware such as DCRat. The infection starts with a deceptive email attachment, escalating through a multi-stage process involving Visual Basic Script, batch files, and PowerShell. This analysis highlights the need for multilayered security solutions to thwart sophisticated cyber threats.

Affected: Acronis Threat Research Unit (TRU)

Keypoints :

  • The malware infection initiates with a deceptive email containing a RAR archive attachment.
  • Multi-stage delivery involves obfuscated scripts leading to the loading of a malicious .NET executable.
  • A philosophical distraction in the PowerShell script exemplifies the creativity of contemporary malware authors.
  • Multilayered security solutions, such as Acronis XDR, are essential for early detection and neutralization of threats.

Source: https://www.bleepingcomputer.com/news/security/we-smell-a-dcrat-revealing-a-sophisticated-malware-delivery-chain/