Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks

Microsoft on Tuesday said it disrupted a malware-signing-as-a-service MSaaS operation that weaponized the company's Artifact Signing system to deliver malicious code and conduct ransomware and other attacks, compromising thousands of machines and networks across the world. The tech giant attribut...

CVE-2026-9084 MISP OIDC authentication bypass via automatic email-based account linking under insecure IdP configurations

MISP’s OIDC authentication plugin allowed automatic linking of an OIDC identity to an existing local user account based on the email claim when the local account had no stored sub value. Under insecure or untrusted IdP configurations where email ownership is not enforced, an attacker with a valid...

MAL-2026-4657 Malicious code in randomlogs (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector c085eee0876092131c3f909facc237674fcfb1e02bafbafcb34230c87b3a3819 The package's main module index.js lines 6-10 exports a function mal that opens a TCP socket to 223.229.156.10:5513 and pipes a spawned shell /bin/sh...

MAL-2026-4662 Malicious code in rendezvous-js (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5b4a03eaa6b09e5b9e291dd450f58e49a639c3efd8fa952f5ac48f9aea04aba4 On npm install scripts.install runs node index.js and on require'rendezvous-js', lib/core.js collects os.userInfo.username, os.hostname, and the...

Malicious code in @limebike/supreme-date-pickers (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6c82e94fac384ea6891e5aea99635ab429663e321502acbbc9eaaf81864e0d5e On npm install, both preinstall and postinstall hooks execute index.js, which collects the installer's hostname, all non-internal network interface I...

Malicious code in @limebike/supreme (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4f65cdcb27200e24464982c0678d9dd556342d53886e4d5378da5d9c664fe1c7 Both preinstall and postinstall lifecycle hooks in package.json execute index.js, which collects the installer's hostname, non-internal network...

Malicious code in @spcsn/taro-cli (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 10e2baba3a5166ecf1196146e1b2a8771836b25bd7f8d56979e3e277a3de9625 The package's postinstall script probes https://taro.jd.com/ and then invokes its own CLI to run npm install...

MAL-2026-4196 Malicious code in pinno-loggers (npm)

pinno-loggers is a malicious npm package that depends on terminal-logger-utils and triggers the malicious behavior in that package when installed or imported. The terminal-logger-utils payload executes a postinstall hook that opens utils.cjs, an obfuscated malware dropper. The dropper downloads a...

Malicious code in pretty-logger-utils (npm)

pretty-logger-utils is a malicious npm package that depends on terminal-logger-utils and triggers the malicious behavior in that package when installed or imported. The terminal-logger-utils payload executes a postinstall hook that opens utils.cjs, an obfuscated malware dropper. The dropper...

Malicious code in terminal-logger-utils (npm)

terminal-logger-utils is a malicious npm package that when installed executes a postinstall hook that opens utils.cjs, an obfuscated malware dropper. The dropper checks the current system, downloads a platform-specific second-stage binary from Hugging Face, and executes it. The second-stage paylo...

Astra Linux – Vulnerability in Firefox and Thunderbird

When opening Diagcab files, Firefox did not warn the user that these files might contain malicious code. This vulnerability affects Firefox 115, Firefox ESR 102.13, and Thunderbird 102.13...

Astra Linux – Vulnerability in Derby

A cleverly designed username can bypass LDAP authentication checks. In LDAP-authenticated Derby installations, this could allow an attacker to create unnecessary Derby databases, thereby filling up storage space. In LDAP-authenticated Derby installations, the attacker could also execute malware...

Astra Linux – Vulnerability in Firefox

If a user saved a response from the Network tab in Devtools using the “Save As” context menu option, the file might not have been saved with the .download file extension. This could have allowed the user to run a malicious executable inadvertently. This vulnerability has been fixed in Firefox 140...

Malicious code in @flipbit2-bb/test-auth-state (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 52ba26e89d1aca1f10772bf4cc8c9b23a436a39a8442fdf4ba9abf6c4c890e63 On npm install, a postinstall script phone-home.js collects os.hostname, os.userInfo.username, process.platform + os.release, a timestamp, and a...

MAL-2026-4494 Malicious code in axois-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 48eb1a16cb7cac016f30a49f81d472b9b4e02236b97c5daaea4446b74e6aa069 The package name is a single-character transposition of axios. package.json declares preinstall, install, and postinstall hooks all pointing at...

Malicious code in @solarcraft/observix (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 14c39608a172a624520f309b572b40636dc51563f85fe89dac968712490dd40f The package advertises itself as a zero-dependency colorized logger similar to pino-pretty, but dist/index.js does require'./logger' purely for its...

Malicious code in solna-web3 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6076f4236301f997d420c7daba9b12c035fe2866fa9fa42f59be230b5e90350a Package name 'solna-web3' is a one-character typosquat of the popular '@solana/web3.js' drops the 'a' from 'solana'. The package's only real...

Malicious code in solana-pda-helper (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 932b19a77a3ac634909a0f284df48d9b2a8b28f9c5370bd50306d7ba5a1335e9 On npm install, package.json's postinstall hook runs node -e to issue an https.get against...

MAL-2026-4247 Malicious code in solana-pda-helper (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 932b19a77a3ac634909a0f284df48d9b2a8b28f9c5370bd50306d7ba5a1335e9 On npm install, package.json's postinstall hook runs node -e to issue an https.get against...

A Large Language Model Approach to Generating Bypass Rules for Malware Evasion in Analysis Sandbox

Sandbox evasion remains a critical challenge for automated malware analysis, as modern malware employs environment checks to detect analysis platforms and suppress malicious behavior. Existing approaches rely on manually crafted bypass rules that require deep reverse engineering of each evasion...