Compass Security Blog

Offensive Defense

VPN Appliance Forensics

During a DFIR (Digital Forensics and Incident Response) Case, we encountered an ESXi Hypervisor that was encrypted by the Ransomware LockBit 2.0. Suspicious SSH logons on the Hypervisor originated from an End-of-Life VPN Appliance (SonicWall SRA 4600). It turns out, this was the initial entry point for the Ransomware attack. Follow us into the forensics […]

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Docker Forensics

Sometimes one goes deep down the rabbit hole, only to notice later that what we were looking for is just under one’s nose.

This is the story of a digital forensic analysis on a Linux system running docker containers. Our customer was informed by a network provider that one of his system was actively attacking other systems on the Internet. The system responsible for the attacks was identified and shut down.

Our DFIR hotline responded to the call and we were provided with a disk image (VMDK) to perform a digital forensic analysis.

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