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Removal instructions for VaccinePower

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What is VaccinePower?

The Malwarebytes research team has determined that VaccinePower 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 VaccinePower?

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


You will find this icon in your taskbar, flashing blue and green during a scan:


And see these warnings:





How did VaccinePower get on my computer?

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

How do I remove VaccinePower?

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 VaccinePower?

  • No, Malwarebytes Anti-Malware removes VaccinePower 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 VaccinePower 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\vaccinepower\vaccinepowerstart.exe
C:\Program Files\vaccinepower\vaccinepower.exe

O4 - HKLM\..\Run: [vaccinepowerstart.exe] C:\Program Files\vaccinepower\vaccinepowerstart.exe

Alterations made by the installer:

File System
In the existing folder C:
Adds the file cregerr.log"="09:52 12/09/12 168 bytes
Adds the folder C:\Program Files\vaccinepower
Adds the file vaccinepoweru.exe"="09:49 12/09/12 111712 bytes
Adds the file vaccinepowerstart.exe"="09:50 12/09/12 18024 bytes
Adds the file vaccinepowerlog.txt"="09:52 12/09/12 72 bytes
Adds the file vaccinepowerd.dll"="09:50 12/09/12 936333 bytes
Adds the file vaccinepower.exe"="09:50 12/09/12 910944 bytes
Adds the file uninst_vaccinepower.exe"="09:50 12/09/12 142448 bytes
Adds the file EGutil.dll"="09:50 12/09/12 62032 bytes
Adds the folder C:\Program Files\vaccinepower\SpeedBackup

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility]
"vaccinepowerstart.exe"="'C:\Program Files\vaccinepower\vaccinepowerstart.exe'"
"DisplayIcon"="'C:\Program Files\vaccinepower\uninst_vaccinepower.exe'"
"UninstallString"="'C:\Program Files\vaccinepower\uninst_vaccinepower.exe'"
[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer]

Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malware

Database version: v2012.09.12.02

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

9/12/2012 9:55:52 AM
mbam-log-2012-09-12 (09-55-52).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: 171428
Time elapsed: 47 second(s)

Memory Processes Detected: 2
C:\Program Files\vaccinepower\vaccinepower.exe (Rogue.K.Vaccine) -> 1988 -> Delete on reboot.
C:\Program Files\vaccinepower\vaccinepowerstart.exe (Rogue.VaccinePower) -> 1476 -> Delete on reboot.

Memory Modules Detected: 1
C:\Program Files\vaccinepower\EGutil.dll (Rogue.VaccinePower) -> Delete on reboot.

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

Registry Values Detected: 1
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run|vaccinepowerstart.exe (Rogue.VaccinePower) -> Data: C:\Program Files\vaccinepower\vaccinepowerstart.exe -> Quarantined and deleted successfully.

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

Folders Detected: 2
C:\Program Files\vaccinepower (Rogue.VaccinePower) -> Delete on reboot.
C:\Program Files\vaccinepower\SpeedBackup (Rogue.VaccinePower) -> Quarantined and deleted successfully.

Files Detected: 9
C:\Program Files\vaccinepower\vaccinepower.exe (Rogue.K.Vaccine) -> Delete on reboot.
C:\Documents and Settings\{username}\Desktop\vaccinepowersetup.exe (Adware.CO.KR) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Local Settings\Temporary Internet Files\Content.IE5\O92WEW06\vaccinepower[1].exe (Rogue.K.Vaccine) -> Quarantined and deleted successfully.
C:\Program Files\vaccinepower\vaccinepowerd.dll (Rogue.VaccinePower) -> Quarantined and deleted successfully.
C:\Program Files\vaccinepower\EGutil.dll (Rogue.VaccinePower) -> Delete on reboot.
C:\Program Files\vaccinepower\uninst_vaccinepower.exe (Rogue.VaccinePower) -> Quarantined and deleted successfully.
C:\Program Files\vaccinepower\vaccinepowerlog.txt (Rogue.VaccinePower) -> Quarantined and deleted successfully.
C:\Program Files\vaccinepower\vaccinepowerstart.exe (Rogue.VaccinePower) -> Delete on reboot.
C:\Program Files\vaccinepower\vaccinepoweru.exe (Rogue.VaccinePower) -> Quarantined and deleted successfully.


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.

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