Rentime.exe Virus (Coin Miner Trojan) Removal

Rentime.exe executable file is related to a malicious application that can correctly be recognized as a coin miner virus. That malware type uses your hardware to mine cryptocurrencies, basically – Monero or DarkCoin1. It makes your computer roughly unfunctional due to high CPU use.

What is Rentime.exe process?

Rentime.exe is a malicious process created by coin miner virus
Rentime.exe Windows Process

Rentime.exe – Very high CPU/GPU use

Besides CPU utilization, some of the coin miners additionally use GPU power for their operations. In that instance, you will struggle also to see the mouse arrow moving – GPU is usually used on 100%. It is not as important as processor for system work, so Rentime.exe coin miner viruses do not waste time on trifles and utilize all of it. It often may lead to bad consequences.

Shortly about cryptocurrency mining

List of the typical coin miner symptoms

  • Microsoft Defender is stopped;
  • CPU and GPU is loaded at 80-90% exactly after the system start
  • Cooling fans are running at high speed and create a lot of noise
  • A single process in Task Manager consumes all CPU and GPU power
  • How dangerous is the Rentime.exe miner?

    Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system

    Firstly, Rentime.exe malware makes your computer overloaded. It is not able to run your applications now, because all processor power is used by a virus. That malware does not care for your necessities, all it pays attention to is making money on you. Even if you are patient, and you waited until browser is open, you will likely struggle with exceptionally slow efficiency. Pages can open for years, any sort of logins will likely take about a minute – just a nightmare for a person that works online.

    Rentime.exe Technical Summary.

    File Name Rentime.exe
    Type Trojan Coin Miner
    Detection Name Trojan:Win32/CoinMiner
    Distribution Method Software bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behavior Taobao.exe, Nicodemo.exe, Ccservice.exe
    Removal Download and install GridinSoft Anti-Malware for automatic Rentime.exe removal.

    “Visible” damage is not a single bad activity coin miners do to your PC. Rentime.exe coin miner also deals damage to your OS. To conduct all malicious operations properly, it ruins the security mechanisms of your system. You will likely see your Microsoft Defender disabled – malware halts it to avoid detection. If you open the HOSTS file, you will likely see a ton of new entries – they are added by this trojan miner to connect your system to a malicious mining network. All these changes are about to be thrown back to the initial state in the process of computer recovery.

    Hardware effects of coin miner activity

    Besides making your PC slow, running at peak power for a long period of time can cause damage to your machine and increase electricity bills. Hardware elements are designed to easily get along with high load, but they can do so only in case when they are in a good shape.

    Little and well-protected CPU cooling system is hard to broke. Meanwhile, graphic cards have big and easy-to-access rotors, which can be easily cracked if affected while running, for instance, by the user much earlier before the malware injection. Malfunctioning cooling system, together with the extremely high load caused by Rentime.exe virus can easily lead to GPU failure3. Video cards are also tend to have fast wearing when used for cryptocurrency mining. It is surely an undesirable situation when your GPU’s performance decreases on 20-30% only after 1-2 weeks of being exploited in such a way.

    How did I get Rentime.exe coin miner virus?

    Coin miners are spread through different ways, but their main sources are malicious banners and programs from dubious sources
    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    An additional way you could get this item on your PC is by downloading it from the untrustworthy website as a part of a program. People who spread hacked variants of favored programs (which do not need the license key) have small chances to get paid. Hence, there is a huge lure to include malware to the final package of the hacked app and acquire a coin for each setup. Before blaming these people for hacking and also malware distribution, ask yourself – is it alright to avoid buying the program in such a way? It is more affordable to pay $20-$30 one time than to pay a much bigger sum for antivirus program and new parts for your desktop.

    How to remove the Rentime.exe miner from my PC?

    The best way to get rid of this coin miner virus is to use anti-malware software

    Booting the PC into Safe Mode with Networking

    Press the Start button, then choose Power, and click on Reboot while holding the Shift key on the keyboard.

    Boot into Windows Safe Mode

    Windows will reboot into recovery mode. In that mode, choose Troubleshoot→ Startup Settings→ Safe Mode with Networking. Press the corresponding button on your keyboard to choose that option.

    windows safe mode boot option with command prompt

    When your PC is in Safe Mode, all third-party programs, along with the majority of non-critical system components, are not launched with the system start. That allows you to clean the system without dealing with high processor usage of the coin miner.

    References

    1. Read about why Monero and DarkCoin are so popular amongst cybercriminals.
    2. About unwanted effects for GPUs in the process of cryptomining.

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    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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