TrojanDropper:Win32/Staser!MSR is a computer virus that hackers are utilizing to attack a Windows system. It is fortunate that Microsoft Defender Antivirus is able to detect and remove this threat before it could further harm the computer. Similar security applications and other antivirus programs are also capable of detecting this virus, hence, they may display a different alias or name.


This detection aims to identify a computer virus that was designed to drop additional threat onto the computer. Upon the infection, TrojanDropper:Win32/Staser!MSR can initiate an execution of extra hazardous virus, which it is going to fetch from a remote server. Therefore, as soon as the virus scanner detects the presence of TrojanDropper:Win32/Staser!MSR, it is crucial to carry out a cleanup as soon as possible. Doing another round of scans after restarting the Windows system is recommended to check if the virus is totally gone.

How to remove TrojanDropper:Win32/Staser!MSR?

Running a thorough scanning on the infected computer is the easiest way to eliminate the threat. Below are our recommended tools that are proven efficient in removing dangerous threat like TrojanDropper:Win32/Staser!MSR:

  • Combo Cleaner for Windows
    This software combines both antivirus and system optimization features. The special method it uses to combat computer viruses and maintaining the health of the system is the selling point of this program.
  • Windows Defender/Windows Security (Windows 8 and 10/11)
    This built-in security software for Windows provides the latest antivirus protection. Because the program is integrated in the system, it runs immediately and begins protecting the computer the moment that Windows starts.
  • Microsoft Security Essentials (Windows 7 and Vista)
    Users of Microsoft Windows Vista or older versions can freely scan the computer for viruses and malware using this efficient security application.

The virus scan should be run in full mode. This is the best method to detect TrojanDropper:Win32/Staser!MSR or any relevant viruses from the computer. We also suggest running a full scan after disabling the System Restore to avoid reinstating the virus just in case that this feature is compromised.

For more help

TrojanDropper:Win32/Staser!MSR is a computer virus that has variations. So, in order to find the specific type of threat and removal instructions, you may browse our list of Trojan Dropper.

You may also submit a comment below or start a discussion topic on our Adware, Malware, and Virus Problems Community Page.

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