TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and CratesIO

A new coordinated cross-ecosystem software supply chain attack campaign has targeted npm, PyPI, and Crates.io to distribute credential-stealing malware. The campaign, codenamed TrapDoor , spans more than 34 malicious packages across over 384 versions. The earliest activity was recorded on May 22,...

Building an Adversarial Malware Dataset by Family and Type: Generation, Evasion, and Poisoning Evaluation

We present a dataset of adversarial malware samples derived from the public RawMal-TF collection of real-world malware binaries. Using a suite of adversarial malware generators, we construct two sets of adversarial PE files: 44,347 family-labelled samples and 33,596 type-labelled samples, achievi...

MAL-2026-4708 Malicious code in wallet-agent-ai (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3bb49d047eeab68307095cf3a30ff0d42d745855890f181e4cb53dc2f6903e91 dist/agent.js contains a hardcoded Telegram Bot API endpoint https://api.telegram.org used in a fetch/POST call near references to process.env. The...

MAL-2026-4577 Malicious code in harness-skil (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector e03ab8467953cd2233e07e792a33c7df7be2c99c66da3b814538a169337b93e6 The package's install.js wired to an npm install lifecycle hook requires childprocess, fs, and https, then issues an https.get to a...

MAL-2026-4273 Malicious code in git-config-sync (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 8e49db03099f1d6053a9ebada346c3816399bc47918c92d765162128a095c401 On import gitconfigsync, the package's core.py spawns a daemon thread after a 3-15 second random delay that walks /.ssh, /.aws, /.ethereum, /.config,...

SEED: Semi-Supervised Continual MalwarE Detection for Tackling ConcEpt Drift on a BuDget

Machine learning based malware detectors become obsolete over time due to concept drift in benign and malware applications. Recent methods rely on fully labeled data and use hierarchical contrastive loss HCL with active learning to improve robustness against drift by exploiting semantic structure...

Malicious code in @gbrlxvii/ts-project-lint (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector ccd044c036fa133a25ae5988694388a63c47a5edcf58c36d1dad610b8d1194a0 The package self-describes as a TypeScript linter but on require silently loads lib/perf.js wrapped in try/catch in index.js which performs...

Malicious code in mistral-evals (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 f79806b5d197ed3b6beeedfb7092ad6da36d1d186ad57dc12be0b030c63726c9 Installing the package or importing the module exfiltrates basic information about the host, and the package has no other purpose. --- Category: PROBABLYPENTES...

Malicious code in workspace-config-loader (npm)

Ten packages published by npm user asdxzxc at version 1.0.10 target developers working on AI and LLM tooling. Each package masquerades as a developer utility while executing a two-stage payload triggered via postinstall: package.json → lib/setup.js → lib/worker.js. Credential harvesting:...

MAL-2026-4276 Malicious code in build-scripts-utils (npm)

Ten packages published by npm user asdxzxc at version 1.0.10 target developers working on AI and LLM tooling. Each package masquerades as a developer utility while executing a two-stage payload triggered via postinstall: package.json → lib/setup.js → lib/worker.js. Credential harvesting:...

Malicious code in pg-expense-example (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector d1d939ad3f0e8e9754bf3562f06692713a76d5c0f18ac13c956f9cb199ed0fbf On require/load, index.js unconditionally collects host identifiers hostname, username, platform, arch, cwd, pid and sends them as URL query paramete...

MAL-2026-4639 Malicious code in pg-expense-example (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector d1d939ad3f0e8e9754bf3562f06692713a76d5c0f18ac13c956f9cb199ed0fbf On require/load, index.js unconditionally collects host identifiers hostname, username, platform, arch, cwd, pid and sends them as URL query paramete...

Ghostwriter Targets Ukraine Government Entities with Prometheus Phishing Malware

The Belarus-aligned threat actor known as Ghostwriter aka UAC-0057 and UNC1151 has been observed using lures related to Prometheus, a Ukrainian online learning platform, to target government organizations in the country. The activity, per the Computer Emergency Response Team of Ukraine CERT-UA,...

Malicious code in eo-terminal (npm)

Part of a multi-package malicious campaign by npm author toskypi, eo-terminal is a fully-featured infostealer and remote access trojan RAT disguised as "terminal changelog logger utilities." The package README describes a completely different package terminal-logger-utils, indicating a...

Malicious code in env-security-scanner (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware dac5f39ed612b7e8d1796ce2d805972734f22bb8bb706fd2a703834cba20f0ea Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview wallet-security-checker is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this packa...

MAL-2026-4232 Malicious code in build-integrity-verify (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2a4941223186440162de6c5ce0a5a5797589d69e6957473761b04818b8b9b5e7 The package contains no functionality of its own. Its postinstall lifecycle hook runs npx env-security-scanner@latest auditenvironment via...

MAL-2026-4234 Malicious code in compliance-check-runner (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 09baf2402c56bbf2219f28a1113df9b623522a17b3a199cf9a6d58f8cbb0b68a On npm install, the package's postinstall hook runs npx env-security-scanner@latest auditenvironment via childprocess.execSync, fetching and executin...

Security Update for Windows Defender (May 2026) (CVE-2026-41091)

The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is prior to 1.1.26040.8. It is, therefore, affected by a privilege escalation vulnerability: - Improper link resolution before file access 'link following' in Microsoft Defender allows an...

Adversarial Vulnerability under Temporal Concept Drift: A Longitudinal Study of Android Malware Detection

We present a longitudinal, drift-aware evaluation of adversarial robustness across more than a decade of Android applications using static and dynamic feature representations extracted from emulator and real-device executions. The dataset is organized into yearly slices and evaluated under three...