Threat Command

Primary threat research from Elastic Security Labs Threat Command.

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Living off the coding agent: Two tales of tunnels and LaunchAgents

Agent-parented reverse tunnels and LaunchAgents can expose a local admin app to the internet. Endpoint still needs to treat that as high severity even when the activity looks like vibe-coded ops, not confirmed malware.

Mika Ayenson

Shai-Hulud strikes again: CHAINDROP worm hits 400+ npm packages

Elastic Security Labs identified the return of Shai-Hulud. Attackers compromised the keyv maintainer and deployed CHAINDROP, a worm that uses stolen npm credentials to backdoor co-owned packages totaling over 1.3 billion monthly downloads.

Elastic Security Labs

Benchmarking the Agentic SOC: How we evaluate LLMs for security workflows

Public leaderboards can't tell you which LLM to trust in your SOC, so Elastic built an evaluation framework that grades models on the work (tool calls, execution traces, blind judging) across Agent Builder, Attack Discovery, and automatic migration.

Dhrumil Patel

Exploring the Hugging Face Breach: mapping AI agent tactics to Elastic Defend

Every stage of the Hugging Face breach maps to Elastic Defend and SIEM rules already shipping, from worker RCE and credential harvest to self-migrating C2 and GenAI detection.

Elastic Security Labs

New North Korean campaign uses fake coding interviews to steal developer credentials

DPRK-aligned hackers hid malware inside SVG flag images to backdoor developer job interview coding tests. Not one antivirus vendor caught it.

Daniel Stepanic

TELEPUZ: a modular MaaS malware spreading via CLICKFIX-VIDAR chains

TELEPUZ is a modular malware that emerged through CLICKFIX-VIDAR attacks in April. We reverse-engineered it to show you the infrastructure and evasion techniques that matter.

Cyril François

ClickFix to Cash-Out: Anatomy of a Mexican Banking-Fraud Toolkit

Elastic Security Labs tracks REF6045, an active operator-assisted banking fraud operation targeting customers of Mexican banks, fintech, payment processors, and cryptocurrency exchanges.

Jia Yu Chan

Lost in relocation: analysis of a new loader distributing CASTLESTEALER

Find out how a new obfuscated loader evades static detection using .reloc section abuse, five anti-VM/language checks and MBA obfuscation to deliver infostealer malware via Google Ads.

Daniel Stepanic

Detecting Tycoon 2FA AiTM attacks across Entra ID and Google Workspace

Tycoon 2FA bypasses MFA on Entra ID and Google Workspace. We map telemetry fingerprints across both platforms, ship detection rules for both tiers, and contain incidents in under 10 seconds with Elastic Workflows.

Samir Bousseaden

PHANTOMPULSE: anatomy of a hijackable blockchain-C2 RAT

Elastic Security Labs presents a detailed reverse-engineering analysis of PHANTOMPULSE, the long-lived RAT delivered to crypto-sector victims through the REF6598 intrusion set.

Salim Bitam

Copy Fail and DirtyFrag: Linux Page Cache Bugs in the Wild

This research analyzes the Linux kernel privilege escalation vulnerabilities Copy Fail and DirtyFrag, which exploit subtle page cache corruption bugs to create reliable paths to root access. Additionally, Elastic Security Labs is releasing detection logic for these vulnerabilities.

Ruben Groenewoud

TCLBANKER: Brazilian Banking Trojan Spreading via WhatsApp and Outlook

REF3076 uses a trojanized Logitech installer to deploy TCLBANKER, a Brazilian banking trojan with environment-gated payloads, WPF fraud overlays, and self-propagating WhatsApp and Outlook worm modules.

Jia Yu Chan