Minecraft Mod — Rat Checker

In the thriving world of Minecraft modding, safety is paramount. As more players look to enhance their experience with third-party modifications, a darker side has emerged: malicious mods containing Remote Access Trojans (RATs) . A "rat" in this context isn't the cute, cheese-loving creature from the popular Rats Mod ; it is a dangerous piece of malware designed to steal your Discord tokens, browser cookies, and session IDs to compromise your Minecraft account. This article serves as a comprehensive guide to using a Minecraft mod rat checker , identifying malicious files, and protecting your PC in 2026. What is a Minecraft Mod RAT? A Remote Access Trojan (RAT) or Information Stealer disguised as a mod is a .jar file that looks legitimate but contains hidden code designed to spy on you. Once you run the mod in Minecraft, the malware can: Steal Session IDs: Allowing hackers to log into your account, even if you have 2FA enabled. Access Discord Webhooks: Stealing your active login tokens. Steal Browser Data: Accessing stored passwords and cookies. Best Minecraft Mod RAT Checkers in 2026 Fortunately, the community has developed tools to help scan files before you launch them. 1. RatRater 2 (Recommended) RatRater 2 is a specialized tool frequently used within the community to analyze .jar files for known malware signatures. How to use: You can drag and drop your downloaded .jar file directly into the website to check if it contains common malicious patterns. 2. RatterScanner (Discord-Based) RatterScanner is a popular Discord bot that can be added to servers to scan JAR files. How to use: Use the /jar-scanner command to submit a file for analysis. 3. Manual Inspection via Java Decompiler If you are technical, using a Java Decompiler (such as JDEC) is the safest method. What to look for: Decompile the .jar and search the code for discord , webhook , session , launcher_accounts , or chrome . How to Safely Check a Mod (Step-by-Step) Do not take risks with files from unknown sources. Follow these steps to protect your account: Download from Reputable Sites: Only use Modrinth or CurseForge. These sites have automated checks to ensure mods are what they claim to be. Use a Scanner: Before putting the mod into your mods folder, run the .jar file through RatRater or RatterScanner. Check for Obfuscation: Malicious mods often hide their code (obfuscation) to bypass detection. If a mod’s code is unreadable, it is a massive red flag. Verify the Creator: Only download from trusted creators or the official GitHub page of the mod. What to Do If You Are Ratted If you suspect you have run a malicious mod, you must act instantly: Change Passwords: Immediately change your Microsoft/Mojang account password. Revoke Sessions: Go to your Microsoft account security page and sign out of all sessions to revoke the stolen Session ID. Check Discord: Assume your Discord token is stolen. Reset your Discord password to generate a new token. Scan Your PC: Use a robust antivirus program to scan your computer for lingering malware. Conclusion A Minecraft mod rat checker is an essential tool for any modern modded player. While it is impossible for a scanner to be accurate, using tools like RatRater drastically reduces your risk. Always remember: if a mod seems too good to be true, or comes from a shady Discord server, it probably is. If you're unsure about a specific mod you've downloaded, I can help you: Analyze the download source (e.g., GitHub, a Discord link). Identify common "red flag" file names in your logs. Guide you on how to set up a sandboxed environment to test new mods safely. Let me know which of these would help you feel more secure! How to NOT get ratted in the Minecraft Community - GitHub

🛡️ Minecraft Mod RAT Checker A RAT (Remote Access Trojan) checker for Minecraft mods is a tool designed to scan .jar files for malicious code. These scanners look for "loggers" or "backdoors" that could steal your Discord tokens, Minecraft session IDs, or personal files. 🔍 Key Scanning Features Discord Token Protection : Detects scripts attempting to scrape Discord login data. Session ID Protection : Flags code that tries to hijack your Minecraft account login. Webview Detection : Scans for hidden browser windows used to bypass Two-Factor Authentication. Malicious URL Check : Cross-references embedded links against databases of known "ratting" domains. Obfuscation Alerts : Identifies code that is intentionally hidden or "shuffled" to avoid detection. ⚠️ Critical Safety Reminders No Tool is 100% : A "clean" scan does not guarantee a mod is safe; new methods of hiding malware (FUD) are created daily. Source Matters : Only download mods from reputable sites like CurseForge or Modrinth . Avoid "Leaked" Content : Websites offering paid mods for free are the primary source of infected files. Check File Size : If a simple utility mod is suddenly 50MB, it likely contains a malicious "payload." 🛠️ Popular Community Tools IS-THIS-A-RAT : A widely used GitHub-based tool for scanning suspicious JAR files. TheMGRF/Rat-Checker : A command-line utility specifically for finding Minecraft-related malware. VirusTotal : A general-purpose site that runs files through dozens of different antivirus engines. 💡 Pro Tip : If a mod asks for administrative permissions or requests you to disable your antivirus, delete it immediately. To help you secure your game, A guide on how to read scan results? Security tips for Discord and Microsoft accounts?

Minecraft Mod Rat Checker: How to Spot & Remove Malicious Mods In the Minecraft modding community, a "rat" (RAT = Remote Access Trojan) refers to a malicious mod disguised as a legitimate one. Once installed, it can steal your login tokens, control your account, delete worlds, or even access your PC. A Rat Checker isn't one magic tool, but a combination of methods and trusted utilities. 1. What Does a "Mod Rat" Do?

Steals your Minecraft session token (allowing hackers to join servers as you) Changes your password or email via Mojang/Microsoft APIs Installs keyloggers or backdoors Spreads itself through Discord or other mods minecraft mod rat checker

🚨 Red flags : Mod asks to disable antivirus, is only shared via Discord DMs, or has an extremely small file size for a "big content mod."

2. Rat Checker Tools (Safe & Community-Trusted) | Tool | Type | How It Helps | |------|------|----------------| | VirusTotal | Online scanner | Upload the .jar → see if 5+ antivirus engines flag it. | | Cracked Mod Checker (CMC) | Standalone .exe (use with caution) | Looks for known RAT patterns in mod jars. | | Bytecode Viewer (BCV) + Java Decompiler | Manual inspection | Decompile the mod → search for suspicious imports (e.g., java.net.Socket , ProcessBuilder , HttpURLConnection ). | | Wireshark | Network monitor | Run Minecraft with the mod → check for unexpected connections to IPs not related to Mojang. | | JarScan (Minecraft-specific) | Open-source script | Flags obfuscated classes, network calls, and token-stealing code. | 3. Manual "Rat Check" Steps (No Tools) If you can't run external checkers:

Open the .jar with any archive tool (7-Zip, WinRAR). Look for a folder named rat , payload , stealer , authlibinjector (suspicious). Search for TokenLog.class , Steal.class , SocketConnector.class . Check META-INF/MANIFEST.MF – unusual entries like Main-Class: hacker.Main are a red flag. In the thriving world of Minecraft modding, safety

⚠️ Never double-click a suspected malicious .jar — inspect it read-only.

4. Popular "Clean" Mod Checkers (Community-vouched)

Modrinth & CurseForge – both scan uploads automatically; not perfect, but far safer than random sites. Minescanner – outdated but still useful for 1.8–1.12 mods. NekoDetector – small Python script that looks for common RAT strings. This article serves as a comprehensive guide to

5. What to Do If You Already Ran a RAT Mod

Immediately disconnect from the internet. Change your Microsoft/Mojang password from a different device. Revoke all OAuth tokens (Microsoft account → Security → Manage how I sign in). Run a full antivirus scan (Windows Defender offline, Malwarebytes, or Kaspersky Rescue Disk). Delete the mod and check your Minecraft launcher for added JVM arguments (malicious mods sometimes inject persistent startup commands). Log out of all active Minecraft sessions (via %appdata%/.minecraft or launcher settings).