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What is Ctfhost.exe Trojan.CoinMiner virus

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When I start windows there is a task in windows task manager called Microsoft Windows Operating System. It uses about 40-60% of cpu all the time, and details of the forementioned task ponit to ctfhost.exe. This heats my system significantly (about 20°C). All of this is happening even if the system is idle. When I stop this task (MW OS) the ctfhost.exe program also stops, and system cools down in a few minutes, eventually slowing down fans.

So what is this Ctfhost.exe process? Cthost.exe can appear if your PC infected with a Trojan virus family – Trojan.CoinMiner. You probably see the guide on the alike virus before – Ethash Trojan.CoinMiner. This family of virus is really widespread and infect more the thousand computers all over the world. This virus can infect your PC if you download and install programs from suspicious recourse. Let`s have a closer look on Ctfhost.exe Trojan.CoinMiner.


Ctfhost.exe Trojan.CoinMiner
Ctfhost.exe Trojan.CoinMiner

How to find out that your PC infected with such Trojan virus? Well, there are some common symptoms what you can notice if your computer with CoinMiner:

  • Random app loads your CPU almost at 100% (like on image upper)
  • Your computer start to work slow or freezing every time.
  • All websites load longer than usual.M
  • Your computer or laptop overheat, turn off or reboot.
  • Detail information about where Ctfhost.exe Trojan.CoinMiner locate

    Folder:

  • C:\Users\(Your user name)\AppData\Roaming\RHEng\Ctfhost
  • Process

  • ctfhost.exe

    . How to find out that your PC infected with such Trojan virus? Well, there are some common symptoms what you can notice if your computer with CoinMiner:

  • Random app loads your CPU almost at 100% (like on image upper)
  • Your computer start to work slow or freezing every time.
  • All websites load longer than usual.M
  • Your computer or laptop overheat, turn off or reboot.
  • Detail information about where Ctfhost.exe Trojan.CoinMiner locate

    Folder:

  • C:\Users\(Your user name)\AppData\Roaming\RHEng\Ctfhost
  • Process

  • ctfhost.exe

    How does Ctfhost.exe Trojan.CoinMiner get into my system?

    How other antivirus reacts to Ctfhost.exe:

    .

    How other antivirus reacts to Ctfhost.exe:

    Antivirus Result
    AVware

    Trojan.Win32.Generic!BT

    Ad-Aware

    Application.Miner.B

    AegisLab

    Risktool.Win64.Bitcoinminer!c

    Antiy-AVL

    RiskWare[RiskTool]/Win64.BitCoinMiner

    Arcabit

    Application.Miner.B

    Avira (no cloud)

    TR/BitCoinMiner.617472

    BitDefender

    Application.Miner.B

    CAT-QuickHeal

    Risktool.Bitcoinminer

    ClamAV

    Win.Trojan.Sality-86163

    Comodo

    UnclassifiedMalware

    DrWeb

    Tool.BtcMine.665

    ESET-NOD32

    a variant of Win32/BitCoinMiner.CV potentially unsafe

    F-Secure

    Application.Miner.B

    Fortinet

    Riskware/BitCoinMiner

    GData

    Application.Miner.B

    Ikarus

    PUA.BitCoinMiner

    K7AntiVirus

    Unwanted-Program ( 004d49da1 )

    K7GW

    Unwanted-Program ( 004d49da1 )

    Kaspersky

    not-a-virus:RiskTool.Win64.BitCoinMiner.aar

    McAfee

    RDN/Generic PUP.x

    McAfee-GW-Edition

    BehavesLike.Win64.Backdoor.jh

    eScan

    Application.Miner.B

    NANO-Antivirus

    Riskware.Win64.BtcMine.dyrqzg

    Panda

    Trj/CI.A

    Qihoo-360

    Win32/Virus.RiskTool.1b3

    Rising

    Trojan.Generic-CucHy8iVzIF (cloud)

    Symantec

    Trojan.Gen.2

    VBA32

    RiskTool.Win64.BitCoinMiner

    VIPRE

    Trojan.Win32.Generic!BT

    Yandex

    Riskware.Agent!

    Zillya

    Worm.Kido.Win32.2786


    Removal tool for Ctfhost.exe Trojan.CoinMiner:

    What is PUP? The term “Potentially Unwanted Program” was created to spread special type of virus what user often download it. Such app often looks like legitimate program, but can harm computer with hidden functions.

    Often, such PUPs are adware program what will display different pop-ups ads and banner ads on every page what you visit. Such ads can be really different from simple coupons and sales to last hot news. You will see really interesting thing what will aim you to clicks on the ad and the creators will get their pay-per-click revenue. You will notice if you PC infected with PUPs, there are common things that will appear with this infection:

  • 1. Advertising banner will appear on every page you are visiting.
  • 2. You can be redirected do different sites when you just click on the page.
  • 3. Many different pop-ups which will show you fake updates of programs or that your PC are infected.
  • 4. You can notice different programs what was installed without your knowledge.
  • We highly recommend to remove such ads from your compiter, so follow the guide bellow and remove it!

    Automatic removal instructions:

      The GridinSoft Anti-Malware will scan your computer and web browser for the Potentially Unwanted Program dangerous files, malicious browser extensions and registry keys, that may have been installed on your computer without your knowledge.

    • Scan your system with GridinSoft Anti-Malware and click on “Apply” at the end of scan:
    • Apply actions by GridinSoft Anti-Malware

    • Shut down all your browsers.
    • In GridinSoft Anti-Malware click on “Tools” and select “Reset browser settings“:
    • Tool to reset browser settings with GridinSoft Anti-Malware

    • Specify all your browsers you want to be reset with the help of GridinSoft Anti-Malware, then click on Reset” button again:
    • Options to reset browsers with GridinSoft Anti-Malware

    • Restart your computer.

    Video explaining how to reset your browser using GridinSoft Anti-Malware:

    How to prevent your PC from being reinfected with Ctfhost.exe Trojan.CoinMiner in the future.

    GridinSoft Anti-Malware offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “On-Run Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

    Enabling Real-Time Protection by GridinSoft Anti-Malware

    This options helps you to prevent execution of malicious programs and to avoid their installation ahead of time. When certain malware tries to install itself into your system, GridinSoft Anti-Malware and its On-Run Protection module will terminate this installation attempt ahead of time. You may click on “Confirm” button to continue blocking this malicious program, or to select “Ignore this file” and allow the malicious application to be installed (at your own risk):

    Malicious item blocked by GridinSoft Anti-Malware

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