MAL-2026-13402 Malicious code in jagproject (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2fc5aa3a28b53c63f65ab724aebe774c23f737686f5db7411bfa871fa4f7eced lib/Socket/messages-send.js contains network destinations reconstructed via String.fromCharCode... arrays that decode to https://fiora.nixel.my.id/...

MAL-2026-12829 Malicious code in bi-core-bi-core-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector f7a6c642622497cec2ce5317e0e3e7e44f94b3832db9c06e13d336b5387009f1 On require of the package, index.js triggers compat.js which selects a per-platform binary path, downloads bytes from runtime-assembled...

Malicious code in bnpl-blocks-atom-bnpl-navigation-arrow (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector ac730391d7dd3e3b320792e22983d3d225a08701364594a2db02d8c19f1bf868 Requiring this package executes platform.js, which detects the host OS/arch, fetches an opaque binary from one of four author-controlled Cloudflare...

MAL-2026-12797 Malicious code in multi-reqs (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 38937963f906d0bf3b4dac24a1a45f574aeb53cd2f268ffb9730d88bedf50bce The package's default export accepts token, password arguments and POSTs them, formatted as a Discord embed titled 'Yeni Hesap Bilgisi' with fields '...

Malicious code in multer-orm (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 7fb45c09aa7a237b2b9ff18ccf6426b76a4f46e5ea665c7747f35a345940e161 multer-orm is a typosquat of the widely used multer middleware. Its README is copied from multer, but the package adds a load-time dropper in...

MAL-2026-10074 Malicious code in testis-pack (npm)

The npm package testis-pack presents itself as a small binary packing/checksum utility pack/unpack/checksum/inspect but embeds an obfuscated dropper. It declares a preinstall: node index.js hook. The strings for the C2 host, path and dropped-binary name are not present in plaintext — they are...

MAL-2026-6187 Malicious code in eslint-helper (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5802f88a31cfb1c54196395aa04377de1c98657cdd78f59e4a595f2913239301 Package masquerades as an ESLint utility but contains no lint-related code. The exported fromstr recursively walks process.cwd searching for...

Malicious code in @hotcappuccino/nodepull (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 42e9bbd7a5cb25d0863ef140b42a7ab2abec1e921e18669eef3f07a91c3d6d99 @hotcappuccino/[email protected] ships a single index.js the package's declared main that is wrapped in an obfuscator.io string-array +...

Malicious code in datetime-toolkit (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 0dc38777296d43cff21c9e56d16208c8925c6dc25b5dec4227823da94096433d The package presents itself as a lightweight datetime utility but its main entry datetime.js invokes collect from ./index.js at top level, so any...

Linqi 安全漏洞

Linqi is an English speaking practice platform developed by the German company Linqi. It combines human language interaction with AI-based feedback. Linqi has a security vulnerability, which stems from hard-coded encryption keys and weak algorithms for generating initialization vectors. This allo...

Malicious code in @nolimit-x/win32-x64 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 343787b335da015be56f49d118534c54bf81abab9e53b40bec0114d23bcc95c7 Package ships a single 8.1 MB Windows PE nolimit-core.exe as its main entry with only the description 'nolimit-x native binary for Windows x64' — no...

Too Log; Didn't Read — Unknown Actor Using CLFS Log Files for Stealth

The Mandiant Advanced Practices team recently discovered a new malware family we have named PRIVATELOG and its installer, STASHLOG. In this post, we will share a novel and especially interesting technique the samples use to hide data, along with detailed analysis of both files that was performed...

FLOSS - FireEye Labs Obfuscated String Solver (Automatically extract obfuscated strings from malware)

Rather than heavily protecting backdoors with hardcore packers, many malware authors evade heuristic detections by obfuscating only key portions of an executable. Often, these portions are strings and resources used to configure domains, files, and other artifacts of an infection. These key...

Using ILSpy to analyze a small adware file

My curiosity was triggered when the telemetry of our heuristic scanner started showing a multitude of reports about a small file called grandfather.exe, so I went out to grab a copy and have a look at it. As you can probably tell from some of the detection names at Virustotal, this is a MSIL...

Automatically Extracting Obfuscated Strings from Malware using the FireEye Labs Obfuscated String Solver (FLOSS)

Introduction and Motivation Have you ever run strings.exe on a malware executable and its output provided you with IP addresses, file names, registry keys, and other indicators of compromise IOCs? Great! No need to run further analysis or hire expensive experts to determine if a file is malicious...

Automatically Extracting Obfuscated Strings from Malware using the FireEye Labs Obfuscated String Solver (FLOSS)

Introduction and Motivation Have you ever run strings.exe on a malware executable and its output provided you with IP addresses, file names, registry keys, and other indicators of compromise IOCs? Great! No need to run further analysis or hire expensive experts to determine if a file is malicious...

FireEye MPS JAR analyzer command execution

Added: 12/28/2015 BID: 78809 Background The FireEye Malware Protection System MPS detects and eliminates malware found on file shares, web downloads, and e-mail. Problem A vulnerability in the Java Archive analysis tool could allow command execution when the tool analyzes a specially crafted JAR...

FireEye MPS JAR analyzer command execution

Added: 12/28/2015 BID: 78809 Background The FireEye Malware Protection System MPS detects and eliminates malware found on file shares, web downloads, and e-mail. Problem A vulnerability in the Java Archive analysis tool could allow command execution when the tool analyzes a specially crafted JAR...

FireEye MPS JAR analyzer command execution

Added: 12/28/2015 BID: 78809 Background The FireEye Malware Protection System MPS detects and eliminates malware found on file shares, web downloads, and e-mail. Problem A vulnerability in the Java Archive analysis tool could allow command execution when the tool analyzes a specially crafted JAR...