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1. #CCLEANER MALWARE HACK INSTALL#
2. #CCLEANER MALWARE HACK 64 BIT#
3. #CCLEANER MALWARE HACK UPDATE#
4. #CCLEANER MALWARE HACK WINDOWS 10#
5. #CCLEANER MALWARE HACK SOFTWARE#

Had the active backdoor been exploited then we cannot tell you the answer to that but all we can advise is as with any potential security breach you change all your passwords from a secure computer.

#CCLEANER MALWARE HACK SOFTWARE#

That trace was a "marker" and not an active component part of the compromised version but we decided we would remove it none the less.īack to your initial question(s) then if you have removed the bad 32 executable (ccleaner.exe) then it is no longer an active risk.Īlas the compromised version was backdoored so everytime the software was previously launched so was the backdoor code.

#CCLEANER MALWARE HACK 64 BIT#

* This detection would be present on both 32 and 64 bit installs, but it is only 32 bit installs that were potentially compromised. We laterly added detection for a registry trace that was only present after the original compromised installer had been run. Users using CCleaner on 64 bit OS's would not be affected as it is only the 32bit executable that was compromised and the 64bit OS would not use that executable file when loading the software.

#CCLEANER MALWARE HACK INSTALL#

* the 64bit ccleaner.exe executable was not compromised but because of how CCleaner chooses to install then the affected version had both executables present(32 & 64bit).

#CCLEANER MALWARE HACK UPDATE#

The removal of ccleaner.exe(32 bit) would break the software operations on 32bit OS's and hence the need to update to the new non affected version.

This would have prompted our software to detect and quarantine those affected files. Once we became aware of the hack (as the whole industry became aware) we created detection for the bad installer and the compromised software executable file. Hi and sorry for the delay in replying as this thread had been overlooked.Īvast had purchased Piriform but are keeping the software/company by its original names. Looks like it doesn't matter who posts here because no one is going to respond anyway. MBAM CCleaner Registry Keys Removal 20170918.txt Should I have deleted the quarantined items?ĭid deleting the quarantined items get rid of the problem completely? Why couldn't Malwarebytes delete the Registry Key? I attached the complete threat scan log to this post. I have run another Threat Scan since then and it found no threats. I currently have CCleaner v (64-bit) installed. , HKLM\SOFTWARE\WOW6432NODE\PIRIFORM\AGOMO|TCID, Quarantined,, , , HKLM\SOFTWARE\WOW6432NODE\PIRIFORM\AGOMO, Removal Failed,, , In the Threat Scan Log it showed Registry Key: 1 couldn't be deleted: , HKLM\SOFTWARE\WOW6432NODE\PIRIFORM\AGOMO|TCID , HKLM\SOFTWARE\WOW6432NODE\PIRIFORM\AGOMO I deleted them immediately.įrom Threat Scan Log and also the same entries I deleted from Malwarebytes Quarantine: When the reboot completed I looked in Malwarebytes under Quarantine and there were 2 entries, similar to the lines below.

When I entered my password and unlocked the PC on, there were 2 different Malwarebytes screens that read a threat, or threats, had been found and the PC needed to be rebooted. I have a subscription to CCleaner and frequently click on the "check for updates" link. Hello, I'm hoping this is the right area to post this question about the CCleaner Hack and the results of a Malwarebytes Threat Scan on my PC.įirst of all I'm running Windows 7 64-bit. My question is, was I protected against this and am I sitting in a safe place or an infected place? I missed it when the news came out that Avast had purchased CCleaner, but I no longer intend to use the program. I also received information that those running Emsisoft were protected against this threat and I run Emsisoft on both computers, along with mbam. On 64 bit laptop I got the same mbam popup, but was still able to open CCleaner. I then uninstalled CCleaner using RevoUninstaller. I received a message that the program the shortcut was referring to had either been moved or deleted. On my 32 bit desktop, when I later tried to open CCleaner I received the attached popup from mbam. I'm pretty sure, but not positive, that I ran CCleaner on both computers immediately after updating. I just updated CCleaner on both computers because I always update as soon as advised that one is available.

#CCLEANER MALWARE HACK WINDOWS 10#

2 computers: 32 bit desktop 64 bit laptop Both Windows 10 Home