No replies to this topic

[Metallica]

Content is republished with permission from Malwarebytes.

What is PCspeed?

The Malwarebytes research team has determined that PCspeed 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 PCspeed?

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



And see these warnings:









How did PCspeed get on my computer?

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

How do I remove PCspeed?

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 PCspeed?

• No, Malwarebytes' Anti-Malware removes PCspeed 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 PCspeed 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:

C:\Program Files\PCSpeed Service\pcsdmain.exe

O4 - HKLM\..\Run: [PCSpeed Service] "c:\program files\pcspeed service\pcsdup.exe"  boot

Alterations made by the installer:

  File System
  ===============
    Adds the folder C:\Documents and Settings\All Users\Start Menu\Programs\�Ǿ����ǵ�
      Adds the file �Ǿ����ǵ�����.lnk"="19:08 01/02/12 755 bytes
      Adds the file �Ǿ����ǵ�.lnk"="19:08 01/02/12 733 bytes
    Adds the folder C:\Program Files\PCSpeed Service
      Adds the file version.dat"="17:47 22/07/11 194 bytes
      Adds the file pcsout.dat"="17:42 07/02/11 46 bytes
      Adds the file pcsop.dat"="19:09 01/02/12 49 bytes
      Adds the file pcsdup.exe"="17:59 02/12/11 386048 bytes
      Adds the file pcsduninst.exe"="18:00 02/12/11 314368 bytes
      Adds the file pcsdtray.exe"="17:59 02/12/11 269312 bytes
      Adds the file pcsdmain.exe"="17:59 02/12/11 950784 bytes
      Adds the file pcsdb.dat"="17:42 07/02/11 37523 bytes
      Adds the file graph.swf"="16:04 20/07/11 22387 bytes
    Adds the folder C:\Program Files\PCSpeed Service\Back
    In the existing folder C:\WINDOWS\system32
      Adds the file pcspeed.not"="17:57 10/06/10 1 bytes


  Registry
  ===============
    [HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeed Service]
      "Part"="'ps01'"
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
      "PCSpeed Service"="'"c:\program files\pcspeed service\pcsdup.exe"  boot'"
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RunBack]
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RunDelBack]
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PCSpeedUninstall]
      "URLInfoAbout"="'http://www.pcspeed.co.kr/'"
      "UninstallString"="'C:\Program Files\PCSpeed Service\pcsduninst.exe'"
      "InstallLocation"="'C:\Program Files\PCSpeed Service\'"
      "HelpLink"="'http://www.pcspeed.co.kr/'"
      "DisplayVersion"="'1.0'"
      "DisplayName"="'�Ǿ����ǵ� 1.0'"
    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\RunBack]
    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\RunDelBack]

Malwarebytes' Anti-Malware log:

Malwarebytes Anti-Malware 1.60.1.1000
www.malwarebytes.org

Database version: v2012.02.01.04

Windows XP Service Pack 3 x86 NTFS
Internet Explorer 8.0.6001.18702
{username} :: MBAM-D3E8C91ACC [administrator]

2/1/2012 7:19:17 PM
mbam-log-2012-02-01 (19-19-17).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: 152255
Time elapsed: 1 minute(s), 17 second(s)

Memory Processes Detected: 1
C:\Program Files\PCSpeed Service\pcsdmain.exe (Rogue.PCSpeed) -> 1860 -> Delete on reboot.

Memory Modules Detected: 0
(No malicious items detected)

Registry Keys Detected: 1
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PCSpeedUninstall (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.

Registry Values Detected: 2
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run|PCSpeed Service (Rogue.PCSpeed) -> Data: "c:\program files\pcspeed service\pcsdup.exe"  boot -> Quarantined and deleted successfully.
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PCSpeedUninstall|URLInfoAbout (Rogue.PCSpeed) -> Data: http://www.pcspeed.co.kr/ -> Quarantined and deleted successfully.

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

Folders Detected: 2
C:\Program Files\PCSpeed Service (Rogue.K.PCSpeed) -> Delete on reboot.
C:\Program Files\PCSpeed Service\Back (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.

Files Detected: 14
C:\Program Files\PCSpeed Service\pcsdmain.exe (Rogue.PCSpeed) -> Delete on reboot.
C:\Program Files\PCSpeed Service\pcsdup.exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Desktop\PCSpeedSetup.exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Local Settings\Temporary Internet Files\Content.IE5\ISXPLGEB\pcsdtray[1].exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Local Settings\Temporary Internet Files\Content.IE5\O92WEW06\pcsdup[1].exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Local Settings\Temporary Internet Files\Content.IE5\Y3PH3C5T\pcsdmain[1].exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Local Settings\Temporary Internet Files\Content.IE5\Y3PH3C5T\pcsduninst[1].exe (Rogue.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\graph.swf (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\pcsdb.dat (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\pcsdtray.exe (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\pcsduninst.exe (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\pcsop.dat (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\pcsout.dat (Rogue.K.PCSpeed) -> Quarantined and deleted successfully.
C:\Program Files\PCSpeed Service\version.dat (Rogue.K.PCSpeed) -> 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.