Threat Command

Primary threat research from Elastic Security Labs Threat Command.

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MaaS Appeal: An Infostealer Rises From The Ashes

NOVABLIGHT is a NodeJS infostealer developed and sold as a MaaS offering; it is used primarily to steal credentials and compromise cryptowallets.

Jia Yu Chan

Taking SHELLTER: a commercial evasion framework abused in-the-wild

Elastic Security Labs detected the recent emergence of infostealers using an illicitly acquired version of the commercial evasion framework, SHELLTER, to deploy post-exploitation payloads.

Seth Goodwin

A Wretch Client: From ClickFix deception to information stealer deployment

Elastic Security Labs detected a surge in ClickFix campaigns, using GHOSTPULSE to deploy Remote Access Trojans and data-stealing malware.

Salim Bitam

Call Stacks: No More Free Passes For Malware

We explore the immense value that call stacks bring to malware detection and why Elastic considers them to be vital Windows endpoint telemetry despite the architectural limitations.

John Uhlmann

Chasing Eddies: New Rust-based InfoStealer used in CAPTCHA campaigns

Elastic Security Labs walks through EDDIESTEALER, a lightweight commodity infostealer used in emerging CAPTCHA-based campaigns.

Jia Yu Chan

De-obfuscating ALCATRAZ

An exploration of techniques used by the obfuscator ALCATRAZ.

Daniel Stepanic

Misbehaving Modalities: Detecting Tools, Not Techniques

We explore the concept of Execution Modality and how modality-focused detections can complement behaviour-focused ones.

John Uhlmann

Bit ByBit - emulation of the DPRK's largest cryptocurrency heist

A high-fidelity emulation of the DPRK's largest cryptocurrency heist via a compromised macOS developer and AWS pivots.

Colson Wilhoit

Outlaw Linux Malware: Persistent, Unsophisticated, and Surprisingly Effective

Outlaw is a persistent Linux malware leveraging simple brute-force and mining tactics to maintain a long-lasting botnet.

Remco Sprooten

The Shelby Strategy

An analysis of REF8685's abuse of GitHub for C2 to evade defenses.

Salim Bitam

Shedding light on the ABYSSWORKER driver

Elastic Security Labs describes ABYSSWORKER, a malicious driver used with the MEDUSA ransomware attack-chain to disable anti-malware tools.

Cyril François

AWS SNS Abuse: Data Exfiltration and Phishing

During a recent internal collaboration, we dug into publicly known SNS abuse attempts and our knowledge of the data source to develop detection capabilities.

Terrance DeJesus