How to remove Trojan:PowerShell/CoinStealer

What is Trojan:PowerShell/CoinStealer

Trojan:PowerShell/CoinStealer is a heuristic detection designed to identify a specific type of Trojan Horse. This malware is known for its ability to download and install additional malicious software, utilize infected computers for click fraud, record keystrokes, and send sensitive information such as usernames and browsing history to remote hackers. In some cases, it also gives attackers remote access to the compromised PC. A particularly insidious feature of this Trojan is its capability to mine cryptocurrencies using the infected computer’s resources, often without the user’s knowledge. Users may also notice injected advertising banners on web pages they visit, which is another indication of this malware’s presence. Files flagged as Trojan:PowerShell/CoinStealer can sometimes be false positives, so it’s crucial to verify them using tools like VirusTotal. Comprehensive removal involves several steps, including uninstalling suspicious programs, resetting browser settings, and running multiple security scans to ensure thorough eradication.

How Trojan:PowerShell/CoinStealer infected your system

Trojan:PowerShell/CoinStealer is a sophisticated piece of malware that primarily infiltrates computers through malicious email attachments, compromised websites, or bundled software downloads. Once downloaded, it exploits vulnerabilities in the PowerShell scripting environment to execute its malicious payload. This Trojan can clandestinely install additional malware, engage in click fraud activities, and mine cryptocurrencies using the infected computer’s resources. It often operates silently in the background, stealing sensitive information such as usernames, passwords, and browsing history, which are then transmitted to remote servers controlled by cybercriminals. Its ability to evade conventional antivirus detection underscores the importance of employing advanced security measures, regular software updates, and user vigilance in mitigating the risk of infection.

1. Download Trojan:PowerShell/CoinStealer Removal Tool
2. Use Windows Malicious Software Removal Tool to remove Trojan:PowerShell/CoinStealer
3. Use Autoruns to remove Trojan:PowerShell/CoinStealer
4. Files, folders and registry keys of Trojan:PowerShell/CoinStealer
5. Other aliases of Trojan:PowerShell/CoinStealer
6. How to protect from threats, like Trojan:PowerShell/CoinStealer

Remove Trojan:PowerShell/CoinStealer manually

Manual removal of Trojan:PowerShell/CoinStealer by inexperienced users may become a difficult task because it does not create entries in Add/Remove Programs under Control Panel, does not install browser extensions, and uses random file names. However, there are pre-installed instruments in the Windows system, that allow you to detect and remove malware without using third-party applications. One of them is Windows Malicious Software Removal Tool. It comes with Windows Update in Windows 11, 10, 8. 8.1. For older operating system you can download it here: 64-bit version | 32-bit version.

Remove Trojan:PowerShell/CoinStealer using Windows Malicious Software Removal Tool

1. Type mrt in the search box near Start Menu.
2. Run mrt clicking on found item.
3. Click Next button.
4. Choose one of the scan modes Quick scan, Full scan, Customize scan (Full scan recommended).
5. Click Next button.
6. Click on View detailed results of the scan link to view the scan details.
7. Click Finish button.

Remove Trojan:PowerShell/CoinStealer using Autoruns

Trojan:PowerShell/CoinStealer often sets up to run at Windows startup as an Autorun entry or Scheduled task.

1. Download Autoruns using this link.
2. Extract the archive and run Autoruns.exe file.
3. In Options menu make sure there are checkboxes near Hide Empty Locations, Hide Microsoft Entries, and Hide Windows Entries.
4. Search for suspicious entries with weird names or running from locations like: C:\{username}\AppData\Roaming.
5. Right-click on suspicious entry and choose Delete. This will prevent the threat to run at startup.
6. Switch to Scheduled Tasks tab and do the same.
7. To remove files themselves, click on suspicious entries and choose Jump to Entry…. Remove files or registry keys found.

Remove files, folder and registry keys of Trojan:PowerShell/CoinStealer

Trojan:PowerShell/CoinStealer files and folders


{randomname}.exe


Trojan:PowerShell/CoinStealer registry keys


no information


Aliases of Trojan:PowerShell/CoinStealer

How to protect from threats, like Trojan:PowerShell/CoinStealer, in future

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove Trojan:PowerShell/CoinStealer. However, if you got infected with Trojan:PowerShell/CoinStealer with existing and updated security software, you may consider changing it. To feel safe and protect your PC from Trojan:PowerShell/CoinStealer on all levels (browser, e-mail attachments, Word or Excel scripts, file system) we recommend a leading provider of internet security solutions – BitDefender. Its solutions both for home and business users proved to be one of the most advanced and effective. Choose and get your BitDefender protection via the button below:

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