TrojanDropper:Win32/Addrop!MSR — Addrop Trojan Dropper Removal Guide

TrojanDropper:Win32/Addrop!MSR is a detection from Microsoft Defender, that corresponds to a dropper trojan active in your system. Droppers act as carriers for other malware by making your system vulnerable and downloading the payload from the command server.

Typical Win32/Addrop!MSR behavior:

Being a generic detection of a dropper, Addrop may exhibit any of common dropper behaviors. Among such are the following:

  • Collecting basic system information, such as computer name, username, OS version and build, screen size, hardware information etc.;
  • Changing network configurations;
  • Altering firewall settings, that may block malware connection to the C2;
  • Modifying registry in order to log activity or collected information;
  • Connecting to the command server in order to notify it about the new infected system or retrieve the payload;
  • Manipulating dynamic-link libraries and system files in order to launch the payload without triggering UAC or security tools.

Threat Summary:

Name Addrop Trojan Dropper
Detection TrojanDropper:Win32/Addrop!MSR
Details Addrop tool that looks legitimate but can take control of your computer.

How to remove the TrojanDropper:Win32/Addrop!MSR?

Although removing malware manually is possible, I don’t recommend it. Malware often creates multiple instances of itself to gain persistence, which makes it challenging to trace all the parts and remove them altogether. Manual removals can be time-consuming and ineffective if you need to remove Win32/Addrop!MSR, I’ve compiled a guide that includes the best removal practices to help you do so effectively.

About the author

Wilbur Woodham

Technical writer covering malware detections, unwanted programs, and browser-based threats. Wilbur turns research notes into step-by-step guides that Windows users can follow safely.

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