Tuesday, July 1, 2014

Win32/BitCoinMiner.W Drops down Jbosser File, How to Remove

Win32/BitCoinMiner.W affection
OUTLINE
  • See how dangerous is Win32/BitCoinMiner.W
  • Get to know why anti-virus programs won’t remove Win32/BitCoinMiner.W
  • How do I get Win32/BitCoinMiner.W?
  • Win32/BitCoinMiner.W consequences
  • Learn the way to remove Win32/BitCoinMiner.W
  • Other related posts


How Dangerous Is Win32/BitCoinMiner.W


As its name suggests, Win32/BitCoinMiner.W attacks BitCoin Miner and its purpose cannot be more evident – get BitCoin and exchange for money. According to Global PC Support Center, Win32/BitCoinMiner.W affects server.exe and JAVA computing technique, this is how the Trojan horse records confidential information such as log-in credentials so that use your BitCoin Miner to get the valuable coin for the virus maker.

Usually speaking, the moment Win32/BitCoinMiner.W gets on a machine, it loads down mass data file to keep background processes busy so as to get the chance and overwrite the drivers concerning critical functionality and the overall operation of the machine, such as server.exe/service.exe. Consequently:
  1. The full play by installed anti-virus program or the build-in security system will be hindered.
  2. The machine will listen to the commands from Win32/BitCoinMiner.W to shut down critical services like Task Manager.
  3. Backdoor will open up to upload the collected BitCoin to remote server/virus maker sneakily.


Why Automatic Removal Fails?


Drivers being overwritten is one of the reason for failure by automatic removal as anti-virus programs are not that smart enough to deal with the affected background processes. Win32/BitCoinMiner.W also adopts Recycler bin computing technique to help restore the deleted items. Only a complete removal of the pivotal components will get rid of Trojan horse radically.



Win32/BitCoinMiner.W Dissemination Routine

  1. Piggybacks on counterfeit websites, rogue programs.
  2. Capitalizes the bugs on loosely programmed applications, such as PUPs and some of the adware.
  3. Attacks vulnerable computer.
  4. Being introduced onto a machine by other Trojan horse or infections.


Win32/BitCoinMiner.W Consequences

  1. A lot more files pile up in local disk, such as Jbosser.
  2. CPU will be considerably occupied.
  3. Additional virus can be expected before long.
  4. The overall PC performance becomes much poorer.
  5. Information loss and identity theft.


Follow Thread to Remove Win32/BitCoinMiner.W – Manual Way


A – Restore WmiPrvCv. exe to fix error issue.
(Tip: WmiPrvCv. exe pops up during the test on virtual machine, and the error warning about the executable file can be varied.)

There are two ways to restore the executable file.
  1. One can use system restore to restore the system prior to the day when Win32/BitCoinMiner.W appears. (tip: system restore will not remove Win32/BitCoinMiner.W but can help fix some issues)
  2. Delete WmiPrvCv. Exe under C:\AMD|Isass| and download one from reputable downloading site.




B – Access Database to remove vicious components generated by Win32/BitCoinMiner.W.
  • Use Win key and R key together to bring up a run box.
  • Type “regedit” and hit Enter key to bring up Database window.
  • When in, navigate to the following entries and remove them:
HKEY_CLASSES_ROOTWindowFiles\Check_Associations
HKEY_LOCAL_MACHINESOFTWAREClientsStartMenuInternetINTEXPLORE.pif\ToP
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun\[random numbers and letters]
HKEY_CLASSES_ROOTCLSID{random numbers} shellOpenHomePageCommand




C –Show hidden files to remove vicious components accordingly.

Windows 8
  • Open Windows Explorer to tick ‘File name extensions’ and ‘Hidden items’ options under View tab and show all hidden files by pressing “OK” button.

Windows 7/XP/Vista
  • Start menu -> Control Panel -> user accounts and family safety -> ‘Folder Options’.
  • Hit View tab to tick ‘Show hidden files and folders and non-tick Hide protected operating system files (Recommended)’.
  • Show all hidden files by pressing “OK” button.
1.Remove Autorun.inf that helps Win32/BitCoinMiner.W to automatically launch at each Windows start.

2. Remove Recycler file that helps Win32/BitCoinMiner.W to reclaim back all its vicious components on the occurrence of incomplete removal.
  • Run anti-virus program to locate the place where Win32/BitCoinMiner.W settles.
  • Press and hold Win key and R key together to bring up a run box.
  • Type “cmd.exe” and hit Enter key.
  • You’ll then see a flashing slash or line, type “/s” there and hit enter key.

3. Remove all temp folders under System32.

4. Navigate to C:\Windows and the sub-directories thereof to find and delete RavMonE.exe file, if any.

5. Exterminate svchost.exe.

6. Remove the following files.
D:\autorun.inf
D:\pagefile.com
C:\Program Files\Internet Explorer\iexplore.com
C:\Program Files\Common Files\iexplore.com
C:\WINDOWS\1.com
C:\WINDOWS\iexplore.com
C:\WINDOWS\finder.com
C:\WINDOWS\Debug\[name] Programme.exe
C:\Windows\system32\command.com


Nowadays, Trojan targeting BitCoin has been made one after another. Win32/BitCoinMiner.W comes after Win32/BitCoinMiner.CA. People should keep updating security knowledge for precautions and quick solution. Be noted that random items can be downloaded on to the target machine when the Trojan horse is actively using backdoor. One should be equuipped with certain level of computer skills and virus  knowledge to deal with the unforseeable problems thereby.
get expert help in removing Win32/BitCoinMiner.W


Other Related Posts 

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Linkup Ransomware Blocks Internet Access and Mine Bitcoin, Remove Virus



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