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[Metallica]

Content is republished with permission from Malwarebytes.

What is PC Supporter?

The Malwarebytes research team has determined that PC Supporter is a fake anti-malware application. These so-called "rogues" use intentional false positives to convince users that their systems have been compromised. Then they try to sell you their software, claiming it will remove these threats. In extreme cases the false threats are actually the very trojans that advertise or even directly install the rogue. You are strongly advised to follow our removal instructions below.

How do I know if I am infected with PC Supporter?

This is how the main screen of the rogue application looks:



You will find this icon in your taskbar:



And see these warnings:









How did PC Supporter get on my computer?

Rogue programs use different methods for spreading themselves. This particular one was downloaded from their site.

How do I remove PC Supporter?

Our program Malwarebytes Anti-Malware can detect and remove this rogue application.

• Please download Malwarebytes Anti-Malware to your desktop.
• Double-click mbam-setup.exe and follow the prompts to install the program.
• At the end, be sure a check-mark is placed next to the following:
  
  
  • Update Malwarebytes Anti-Malware
  • Launch Malwarebytes Anti-Malware
• Then click Finish.
• If an update is found, it will download and install the latest version.
• Once the program has loaded, select Perform quick scan, then click Scan.
• When the scan is complete, click OK, then Show Results to view the results.
• Be sure that everything is checked, and click Remove Selected. Reboot your computer if prompted.
• When completed, a log will open in Notepad. The rogue application should now be gone.

Is there anything else I need to do to get rid of PC Supporter?

• No, Malwarebytes' Anti-Malware removes PC Supporter completely.

How would the full version of Malwarebytes Anti-Malware help protect me?

We hope our application has helped you eradicate this malicious software. If your current security solution let this infection through, you might please consider purchasing the FULL version of Malwarebytes Anti-Malware for additional protection.

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the PC Supporter rogue. It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.

Technical details for experts

Signs in a HijackThis log:

Running processes:
C:\Program Files (x86)\pcsupporter\pcsupporter.exe

O23 - Service: pcsupporter Service (pcsupporterService) - Akorea - C:\Program Files (x86)\pcsupporter\pcsupporterse.exe

Alterations made by the installer:

File system details 
---------------------------------------------
    Adds the folder C:\Program Files (x86)\pcsupporter
       Adds the file bootflash.swf"="10/19/2013 3:44 AM, 761883 bytes, A
       Adds the file pcsupporter.exe"="10/19/2013 3:44 AM, 666632 bytes, A
       Adds the file pcsupporterse.exe"="10/19/2013 3:44 AM, 161336 bytes, A
       Adds the file pcsupporterU.exe"="10/19/2013 3:43 AM, 79376 bytes, A
       Adds the file uninst_pcsupporter.exe"="10/19/2013 3:44 AM, 167448 bytes, A
    Adds the folder C:\Program Files (x86)\pcsupporter\Backup
    Adds the folder C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\pcsupporter
       Adds the file Homepage.url"="10/19/2013 3:44 AM, 195 bytes, A
       Adds the file pcsupporter »èÁ¦.lnk"="10/19/2013 3:44 AM, 2526 bytes, A
       Adds the file pcsupporter.lnk"="10/19/2013 3:44 AM, 2176 bytes, A

Registry details 
------------------------------------------
    [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\pcsupporter]
       "DisplayIcon"="REG_SZ, "C:\Program Files (x86)\pcsupporter\uninst_pcsupporter.exe"
       "DisplayName"="REG_SZ, "pcsupporter"
       "DisplayVersion"="REG_SZ, "1.2"
       "EstimatedSize"="REG_DWORD, 949"
       "HelpLink"="REG_SZ, "http://www.pcsupporter.co.kr"
       "NoModify"="REG_DWORD, 1"
       "NoRepair"="REG_DWORD, 1"
       "Publisher"="REG_SZ, "AKorea"
       "UninstallString"="REG_SZ, "C:\Program Files (x86)\pcsupporter\uninst_pcsupporter.exe"
       "URLInfoAbout"="REG_SZ, "http://www.pcsupporter.co.kr"
    [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\pcsupporter]
       "autostart"="REG_DWORD, 1"
       "code1"="REG_SZ, "pcsupporter"
       "installmode"="REG_SZ, "2"
       "pcsupporter_nic"="REG_SZ, "08:00:27:B0:81:23"
       "popup"="REG_SZ, "1"
       "Today"="REG_SZ, "20131019"
       "userid"="REG_SZ, "{username}"
       "userselect"="REG_DWORD, 0"
       "ver1"="REG_SZ, "20130926"
       "ver2"="REG_SZ, "20130926"
       "ver3"="REG_SZ, "20130926"
       "ver4"="REG_SZ, "20130926"
       "ver5"="REG_SZ, "20130926"
    [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\pcsupporterService]
       "DisplayName"="REG_SZ, "pcsupporter Service"
       "ErrorControl"="REG_DWORD, 1"
       "ImagePath"="REG_EXPAND_SZ, "C:\Program Files (x86)\pcsupporter\pcsupporterse.exe"
       "ObjectName"="REG_SZ, "LocalSystem"
       "Start"="REG_DWORD, 2"
       "Type"="REG_DWORD, 16"
       "WOW64"="REG_DWORD, 1"
    [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\LowRegistry\Audio\PolicyConfig\PropertyStore\449b37a8_0
       "(Default)"="REG_SZ, "{2}.\\?\hdaudio#func_01&ven_8384&dev_7680&subsys_83847680&rev_1034#{6994ad04-93ef-11d0-a3cc-00a0c9223196}
\eheadphonetopo/00010001|\Device\HarddiskVolume2\Program Files (x86)\pcsupporter\pcsupporter.exe%b{00000000-0000-0000-0000-000000000000}"

Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malware (PRO) 1.75.0.1300
www.malwarebytes.org

Database version: v2013.10.19.02

Windows 8 x64 NTFS
Internet Explorer 10.0.9200.16660
Pieter :: MBAM-VM [administrator]

Protection: Disabled

10/19/2013 4:18:53 AM
mbam-log-2013-10-19 (04-18-53).txt

Scan type: Quick scan
Scan options enabled: Memory | Startup | Registry | File System | Heuristics/Extra | Heuristics/Shuriken | PUP | PUM
Scan options disabled: P2P
Objects scanned: 193623
Time elapsed: 1 minute(s), 11 second(s)

Memory Processes Detected: 1
C:\Program Files (x86)\pcsupporter\pcsupporter.exe (Rogue.PCSupporter) -> 2600 -> Delete on reboot.

Memory Modules Detected: 0
(No malicious items detected)

Registry Keys Detected: 3
HKLM\SYSTEM\CurrentControlSet\Services\pcsupporterService (Rogue.PCSupporter) -> Quarantined and deleted successfully.
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\pcsupporter (Rogue.PCSupporter) -> Quarantined and deleted successfully.
HKLM\SOFTWARE\PCSUPPORTER (Rogue.PCSupporter) -> Quarantined and deleted successfully.

Registry Values Detected: 4
HKCU\Software\Microsoft\Internet Explorer|pcsupporter_pcsupporter (Rogue.PCSupporter) -> Data: 1 -> Quarantined and deleted successfully.
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\pcsupporter|URLInfoAbout (Rogue.PCSupporter) -> Data: http://www.pcsupporter.co.kr -> Quarantined and deleted successfully.
HKLM\SOFTWARE\pcsupporter|pcsupporter_nic (Rogue.PCSupporter) -> Data: 08:00:27:B0:81:23 -> Quarantined and deleted successfully.
HKLM\SYSTEM\CurrentControlSet\Services\pcsupporterService|ImagePath (Rogue.PCSupporter) -> Data: C:\Program Files (x86)\pcsupporter\pcsupporterse.exe -> Quarantined and deleted successfully.

Registry Data Items Detected: 0
(No malicious items detected)

Folders Detected: 2
C:\Users\Pieter\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\pcsupporter (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Program Files (x86)\pcsupporter (Rogue.PCSupporter) -> Delete on reboot.

Files Detected: 9
C:\Program Files (x86)\pcsupporter\pcsupporter.exe (Rogue.PCSupporter) -> Delete on reboot.
C:\Program Files (x86)\pcsupporter\pcsupporterse.exe (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Users\Pieter\Desktop\pcsupportersetup.exe (Adware.CO.KR) -> Quarantined and deleted successfully.
C:\Users\Pieter\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\pcsupporter\Homepage.url (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Users\Pieter\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\pcsupporter\pcsupporter »èÁ¦.lnk (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Users\Pieter\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\pcsupporter\pcsupporter.lnk (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Program Files (x86)\pcsupporter\bootflash.swf (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Program Files (x86)\pcsupporter\pcsupporterU.exe (Rogue.PCSupporter) -> Quarantined and deleted successfully.
C:\Program Files (x86)\pcsupporter\uninst_pcsupporter.exe (Rogue.PCSupporter) -> Quarantined and deleted successfully.

(end)

As mentioned before the full version of Malwarebytes Anti-Malware could have protected your computer against this threat.
We use different ways of protecting your computer(s):

• Dynamically Blocks Malware Sites & Servers
• Malware Execution Prevention

Save yourself the hassle and get protected.