Trojanized npm Packages Employ NullReceiver Tactic to Decode C2 IP from Blockchain

Cybersecurity researchers have flagged an evolution of the EtherHiding blockchain-based command-and-control C2 technique that conceals the C2 server IP address inside a made-up destination address of a completely empty Ethereum transfer. The new dead drop resolver approach, observed in two...

Malicious code in dolyame-boxy-atom-bnpl-store-button (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b82cb3b1e0ca7de56472ae3d263144d8131faf53d64761943decb8937fd5bc6a On require, index.js loads loader.js, which downloads a platform-specific binary from Cloudflare Workers hosts whose names are reassembled at runtime...

Malicious code in tinkoff-statist-web-typed-client-test.golden.retriever (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 352e7120bec31271d79af9befe17a46024f5785ffca010335fa13eb40c946e3a On require of the package, index.js loads init.js which reconstructs attacker-controlled hostnames via array-join string obfuscation four...

“Adult TikTok” searches lead to scams

Search for certain combinations of "TikTok" and adult content, and sooner or later you'll land on a page promising exactly what you searched for: an endless feed of explicit clips, no signup required, just tap and watch. There isn't one. On the other side of that click is an ad funnel dressed up ...

CVE-2026-48063

Baileys is a cocket-based TS/JavaScript API for WhatsApp Web. In versions prior to both 6.7.22 and 7.0.0-rc12, any Baileys session can be sent a malicious payload via the placeholderResendMessage and trigger a fake messages.upsert event with a fake message key and payload. This allows anyone to...

CVE-2026-48063 Baileys has message upsert / hist sync spoofing and app state corruption when using maliciously crafted protocolMessage payload

Baileys is a cocket-based TS/JavaScript API for WhatsApp Web. In versions prior to both 6.7.22 and 7.0.0-rc12, any Baileys session can be sent a malicious payload via the placeholderResendMessage and trigger a fake messages.upsert event with a fake message key and payload. This allows anyone to...

Chinese Threat Actor Uses Leaked DarkSword Kit to Deploy GHOSTBLADE on iOS

An unknown Chinese-speaking threat actor has been observed running a campaign targeting Apple iOS devices by leveraging a publicly leaked version of the DarkSword exploit kit. Attack surface management platform Censys said it identified the threat actor running more than 100 web properties, most ...

A week in security (July 27 – August 2)

Last week on Malwarebytes Labs: Fake Fortnite rewards are stealing players’ accounts Fake Flash Player installs AtlasRAT Malwarebytes for Windows, now available on the Microsoft Store Hims & Hers sued over alleged health data privacy failures Hidden prompt turns Microsoft Copilot into an AI worm...

CVE-2026-18572

Keycloak provides authorization services that allow administrators to restrict access to resources based on time policies for example, only allowing access during business hours. A flaw was discovered where a user can include a fake time value in their authorization request that overrides the...

CVE-2026-18572 Keycloak-services: keycloak-services: uma claim token can override authorization time-policy evaluation attributes

Keycloak provides authorization services that allow administrators to restrict access to resources based on time policies for example, only allowing access during business hours. A flaw was discovered where a user can include a fake time value in their authorization request that overrides the...

EUVD-2026-51926

Keycloak provides authorization services that allow administrators to restrict access to resources based on time policies for example, only allowing access during business hours. A flaw was discovered where a user can include a fake time value in their authorization request that overrides the...

Fake Fortnite rewards are stealing players’ accounts

Fortnite scam pages like the ones below appear by the dozen every day, recycled endlessly under different names and designs. One version promises $50 from a fake superhero collaboration. Another claims it can calculate what your locker is worth. Both lead to the same destination: a fake Epic Game...

Nine-Year Fraud Campaign Clones Russian Company Sites to Steal Advance Payments

Cybersecurity researchers have disclosed details of a large-scale fraud campaign that involves creating lookalike websites of major Russian companies with an aim to siphon funds from international firms for more than nine years. According to Russian cybersecurity vendor F6, the threat actors have...

MAL-2026-10919 Malicious code in ml-core-airflow-auth (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 0a543a55b463967fa7f6b3c1462ecb38735072a4f4f47bf5f9b732e089a64b8a The package advertises itself as an 'auth token handler' but its public API src/mlcoreairflowauth/init.py exposes only a trivial in-memory TokenStore...

Fake games spread stealers with RenPy Loader, MSBuild and EtherHiding

We have detected several campaigns using fake downloads of games, mods, cracks, and software to spread RenPy Loader. Once installed, the loader starts a complex, multi-stage infection chain that abuses MSBuild and the EtherHiding technique before ultimately delivering Amatera Stealer. Amatera is ...

Malicious code in python-devplatform-client (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 8daa66fc6fa92869318e5a544d82fab2d5dff870dc4c6784f28733f84441415a The package's setup.py copies a telemetry.pth file into site-packages so every Python interpreter startup on the host auto-imports telemetryinit, whi...

MAL-2026-10916 Malicious code in python-devplatform-client (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 8daa66fc6fa92869318e5a544d82fab2d5dff870dc4c6784f28733f84441415a The package's setup.py copies a telemetry.pth file into site-packages so every Python interpreter startup on the host auto-imports telemetryinit, whi...

Fake Coding Tests Deliver OtterCookie-Aligned Malware Hidden in SVG Flag Images

North Korean threat actors linked to the Contagious Interview campaign have been observed employing steganography in SVG image files to conceal malicious payloads as part of a campaign using fake job postings and coding challenges. "Any user who ran the project ended up with a four-stage payload...

JLSEC-2026-745 Bleichenbacher padding oracle in PKCS#7 KTRI decryption

Bleichenbacher padding oracle in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, wolfSSL returned distinguishable error codes depending on whether RSA padding validation failed versus whether the decrypted content was malformed. An attacker able to...

MAL-2026-10622 Malicious code in chai-as-structured (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9508b72d48575443d9e68f1da1ef6bdd1ebc9351f271fba56b563701f03e56e2 The package name evokes chai-as-promised but the shipped code presents itself as pino middleware. When the middleware factory in index.js is invoked,...