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Joe Desimone

Articles by Joe Desimone

Elastic releases detections for the Axios supply chain compromise

Hunting and detection rules for the Elastic-discovered Axios supply chain compromise.

Ruben Groenewoud

Patch diff to SYSTEM

Leveraging LLMs and patch diffing, this research details a Use-After-Free vulnerability in Windows DWM, demonstrating a reliable exploit that achieves escalation from low-privileged user permissions to SYSTEM.

Joe Desimone

Stopping Vulnerable Driver Attacks

This post includes a primer on kernel mode attacks, along with Elastic’s recommendations for securing users from kernel attacks leveraging vulnerable drivers.

Joe Desimone

Hunting In Memory

Threat Hunters are charged with the difficult task of sifting through vast sources of diverse data to pinpoint adversarial activity at any stage in the attack.

Joe Desimone

Hunting For In-Memory .NET Attacks

As a follow up to my DerbyCon presentation, this post will investigate an emerging trend of adversaries using .NET-based in-memory techniques to evade detection

Joe Desimone

How we caught the Axios supply chain attack

Joe Desimone shares the story of how he caught the Axios supply chain attack with a proof of concept tool built in an afternoon.

Joe Desimone

Inside the Axios supply chain compromise - one RAT to rule them all

Elastic Security Labs analyzes a supply chain compromise of the axios npm package delivering a unified cross-platform RAT

Ruben Groenewoud

Dismantling Smart App Control

This article will explore Windows Smart App Control and SmartScreen as a case study for researching bypasses to reputation-based systems, then demonstrate detections to cover those weaknesses.

Joe Desimone

GrimResource - Microsoft Management Console for initial access and evasion

Elastic researchers uncovered a new technique, GrimResource, which allows full code execution via specially crafted MSC files. It underscores a trend of well-resourced attackers favoring innovative initial access methods to evade defenses.

Joe Desimone

GHOSTPULSE haunts victims using defense evasion bag o' tricks

Elastic Security Labs reveals details of a new campaign leveraging defense evasion capabilities to infect victims with malicious MSIX executables.

Salim Bitam

Upping the Ante: Detecting In-Memory Threats with Kernel Call Stacks

We aim to out-innovate adversaries and maintain protections against the cutting edge of attacker tradecraft. With Elastic Security 8.8, we added new kernel call stack based detections which provide us with improved efficacy against in-memory threats.

Joe Desimone

Elastic users protected from SUDDENICON’s supply chain attack

Elastic Security Labs is releasing a triage analysis to assist 3CX customers in the initial detection of SUDDENICON, a potential supply-chain compromise affecting 3CX VOIP softphone users.

Daniel Stepanic

PHOREAL Malware Targets the Southeast Asian Financial Sector

Elastic Security discovered PHOREAL malware, which is targeting Southeast Asia financial organizations, particularly those in the Vietnamese financial sector.

Daniel Stepanic

Operation Bleeding Bear

Elastic Security verifies new destructive malware targeting Ukraine: Operation Bleeding Bear

Daniel Stepanic

Elastic Security uncovers BLISTER malware campaign

Elastic Security has identified active intrusions leveraging the newly identified BLISTER malware loader utilizing valid code-signing certificates to evade detection. We are providing detection guidance for security teams to protect themselves.

Joe Desimone