HackTool:BAT/KillAv!MSR is a detection for malicious program or hacking tool that is used as patch to fully run a software even without valid registration key or license code. In addition, applications known as serial key generator (keygen) is also identified as HackTool:BAT/KillAv!MSR because it is used to crack the serial key for specific licensed software. Virus identified as HackTool:BAT/KillAv!MSR are not only tools to plagiarize a copyrighted materials, they are also associated to different malware that can harm the computer once accessed or run.


Normally, computer users have direct access to HackTool:BAT/KillAv!MSR and the downloading is often voluntary. Although majority of these users are not aware that attackers are using these patches and cracking software to infect the computer in order to initiate the following tasks:

  • Open a backdoor port on infected computer
  • Report the successful attack to hacker
  • Allow remote attacker to have access on the compromised system
  • Communicate to a remote server to update itself
  • Download additional threats
  • Take screenshots
  • Collect vital data like username, keywords, and banking details
  • Sends all collected data to specified web server


Makers of tools that were identified as HackTool:BAT/KillAv!MSR are aiming to control the computer when user executes their program. Therefore, there are on-going security and privacy risks on the computer once anti-virus program detects the occurrence of HackTool:BAT/KillAv!MSR. As stated above, this virus can allow remote attacker to access and control the infected computer to perform different malicious tasks. Hence, it is advised to thoroughly scan the computer to remove the virus at once.

How to remove HackTool:BAT/KillAv!MSR?

To totally remove HackTool:BAT/KillAv!MSR from the computer and get rid of relevant virus and trojan, please execute the procedures as stated on this page. Make sure that you have completely scan the system with suggested malware removal tools and virus scanners.

Remove HackTool:BAT/KillAv!MSR Instantly

To instantly remove HackTool:BAT/KillAv!MSR, we suggest that you scan the infected computer with this powerful anti-malware tool. It can detect and get rid of Trojans, viruses, malware, and adware from the infected computer. To fully protect the computer against HackTool:BAT/KillAv!MSR or similar attack, you can activate Malwarebytes to have real-time scanning and complete defense against all forms of threats.

1. Download Malwarebytes Anti-Malware from the link below. Save the file on your hard drive.

2. Once the download completes, double-click on the file MBSetup.exe to run the program.

3. Select desired installation package whether for Personal Computer or Work Computer.

4. On next window, click Install button to proceed.

MBAM Default Install

5. Just proceed with the succeeding prompts until it start to execute the installation procedure.

6. Installation process will take less than a minute. It should run automatically after completing the setup.

7. When Malwarebytes Anti-Malware interface appears, please select Scan on the menu. The program will check for any available update before proceeding. Do not skip this step. Virus scan may take a while, please wait for the process to finish.


8. When scanning is done, Malwarebytes Anti-Malware will display the list of identified threats. Remove all and restart the computer to finalized the scan process.

After executing the above instructions, HackTool:BAT/KillAv!MSR should have been eliminated totally from the computer. If there are still signs of infection or computer is displaying unusual behaviors, please continue with the remaining procedures.

Stage 1 : Start Windows in Safe Mode With Networking

Windows 10 Guide

1. Click on Windows logo and select Power icon when options pop-ups.
2. Select Restart from the options while pressing Shift key on the keyboard.
3. Choose an Option window will appear, select the Troubleshoot button.
4. On next window, please choose Advanced Option.
5. On Advanced Option window, click on Startup Settings and then, click Restart button to reboot the computer.
6. When Windows boot on Startup Settings, press function key F5 or number 5 on keyboard.

A simpler alternative for Windows 10 users is to scan the computer with Microsoft Defender Offline. This will run a virus scan in the recovery environment.

Windows 8 Guide

1. Click Windows Start icon at the lower left section of the screen.
2. Open Search window and type Advanced in the field. It will open General PC Settings.
3. Click on Advanced Startup and then, click on Restart Now button.
4. Once the computer starts in Advanced Startup option menu, select Troubleshoot.
5. Next, click on Advanced Options to reveal the next section.
6. Click Startup settings and then, click Restart button to boot the PC in Startup Settings.
7. Use function key F5 or number key 5 to Enable Safe Mode with Networking.

Stage 2 :Double Check with Microsoft Security Apps

Microsoft Windows has built-in security application that you can use to double-check if computer is still infected with HackTool:BAT/KillAv!MSR. For Windows 8 and 10 users, please run Windows Defender. Users of Windows Vista and older versions can utilize Microsoft Security Essentials to remove HackTool:BAT/KillAv!MSR virus.

Windows 8 / 10 Instructions:

Windows Defender is a free tool that was built help you remove HackTool:BAT/KillAv!MSR, viruses, and other malicious items from Windows 8 or Windows 10 system. Follow these procedures to scan your computer with Windows Defender:

1. Tap or click the Search charm, search for defender, and then open Windows Defender.

If Windows Defender is not yet installed on the computer, please proceed to download page using the link below. It also contains detailed instruction to install and use the program effectively. Proper usage is required to totally remove HackTool:BAT/KillAv!MSR


2. On the Home tab, click Full under Scan Options. Click Scan now to start scanning for presence of HackTool:BAT/KillAv!MSR. The process may take a while to complete.


3. After the scan, delete/quarantine identified threats wether it is relevant to HackTool:BAT/KillAv!MSR or not. You may now restart Windows to complete the virus removal process.

Windows XP, Windows Vista, and Windows 7 Instructions:

1. Open Microsoft Security Essentials by going to Windows Start > All Programs. If the tool is not yet installed on the computer, please download Microsoft Security Essentials from the link below. Save the file on your hard drive.

Complete installation guide and usage are also provided on the same link. It is essential in removing HackTool:BAT/KillAv!MSR effectively. If Microsoft Security Essentials is already installed on the PC, please proceed with the steps below.

2. On Microsoft Security Essentials Home screen, please choose Full under Scan Options.

MSE Full Scan

3. Click on Scan Now button to start detecting HackTool:BAT/KillAv!MSR items, viruses, and malware on the PC. Scan may take a while, please be patient and wait for the process to end.

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