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Removal instructions for AntiVir2010

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What is AntiVir2010?

The Malwarebytes research team has determined that AntiVir2010 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 AntiVir2010?

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

main.png

You will find these icons on your desktop and in your taskbar:

icons.png

And see these warnings:

warning1.png

warning2.png

How did AntiVir2010 get on my computer?

Rogue programs use different methods for spreading themselves. This particular one used black hat SEO techniques.

How do I remove AntiVir2010?

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 AntiVir2010?

  • No, Malwarebytes' Anti-Malware removes AntiVir2010 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 AntiVir2010 rogue. It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.

protection1.png

protection.png

Technical details for experts

Signs in a HijackThis log:

C:\Program Files\AV\Antivir.exe

O2 - BHO: &UpdateCheck.dll - {D34D56E9-B37B-4C37-A854-1AC144592D5C} - C:\WINDOWS\system32\UpdateCheck.dll
O4 - HKCU\..\Run: [AV] C:\Program Files\AV\Antivir.exe

Alterations made by the installer:

  File System
===============
Adds the folder C:\Documents and Settings\All Users.WINDOWS\Start Menu\AV
Adds the file Uninstall.lnk"="19:37 10/02/10 580 bytes
Adds the file Antivir.lnk"="19:37 10/02/10 544 bytes
In the existing folder C:\Documents and Settings\{username}\Desktop
Adds the file Antivir.lnk"="19:37 10/02/10 538 bytes
Alters the file hijackthis.log
20:48 08/02/10 3583 bytes ==> 19:40 10/02/10 3695 bytes
Adds the folder C:\Program Files\AV
Adds the file antivir.exe"="19:36 10/02/10 2134016 bytes
Adds the folder C:\Program Files\Common Files\Uninstall\AV
Adds the file Uninstall.lnk"="19:37 10/02/10 552 bytes
In the existing folder C:\WINDOWS\system32
Adds the file UpdateCheck.dll"="19:36 10/02/10 622080 bytes

Registry
===============
[HKEY_CLASSES_ROOT\CLSID\{D34D56E9-B37B-4C37-A854-1AC144592D5C}]
"(Default)"="'&UpdateCheck.dll'"
[HKEY_CLASSES_ROOT\CLSID\{D34D56E9-B37B-4C37-A854-1AC144592D5C}\InprocServer32]
"ThreadingModel"="'Apartment'"
"(Default)"="'C:\WINDOWS\system32\UpdateCheck.dll'"
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{D34D56E9-B37B-4C37-A854-1AC144592D5C}]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\User Agent\Post Platform]
"WinNT-EVI 10.02.2010"=""
[HKEY_CURRENT_USER\Environment]
"EVAPP"="'C:\Program Files\AV'"
"EVUNINST"="'C:\Program Files\Common Files\Uninstall\AV\Uninstall.lnk'"
[HKEY_CURRENT_USER\Software\EVA271]
"cgbaagoaagfabg"="'<'
"ihgbahfbghcaeencbeechf"="'N7QZDCIBZ^Q~t~yh`>?Qid{h~Qcid~zlc#~t~...9...N7QZDCIBZ^Q~t~yh`>?Qid{h~Q{dllj}#~t~...?...N7QZDCIBZ^Q~t~yh`>?Qzoh`Qz`din}{#iaa...<...N7QZDCIBZ^Q~t~yh`>?Qzoh`Qzoh`x}ji#iaa...8...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQney~fidn#iaa...<...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQnbc{abj#huh...>...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQidlnyk`#iaa...5...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQk~xyda#huh...<...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQdckb~bky#iaa...>...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQfinb`#iaa...:...N7QZDCIBZ^Q~t~yh`>?QiaanlnehQcyib~9<<#~t~...>...N7QZDCIBZ^Q~t~yh`>?Q`xdQ=9=:Qu}~}?h~#iaa...?...N7QZDCIBZ^Q~t~yh`>?Q`xdQ=9?9Qu}~}?h~#iaa...8...N7QZDCIBZ^Q~t~yh`>?Qfinb`#iaa...9...N7QZDCIBZ^Q~t~yh`>?Qidlnyk`#iaa...>...N7QZDCIBZ^Q~t~yh`>?Qk~xyda#huh...>...N7QZDCIBZ^Q~t~yh`>?Qdckb~bky#iaa...?...N7QZDCIBZ^Q~t~yh`>?Qcyib~9<<#~t~...:...N7QZDCIBZ^Q~t~yh`>?Qkdah`j`y#iaa...8...N7QZDCIBZ^Q~t~yh`>?Qnlo{dhz#iaa...:...N7QZDCIBZ^Q~t~yh`>?Qnb`liidc#iaa...<...N7QZDCIBZ^Q~t~yh`>?Qz`i`~if#iaa...<...'
"fhbcngmaphlaifldkfed"="'9=?<4#5<:984;5:8'
"ihgbahfbghcahgda"="'<'
"cghadhgaghgcogodkhlbpgka"="'9=?<4#5<:99>;4?<'
"afacafaabgfbnh"="'N7Q]bjl`-Kdah~QL[Q'
"afacafdalgeaghcamencaefc"="'L['
"afacafgbdgpadgncmebcee"="'Lcyd{d'
"ihgbfgbbahmbahedffbcee"="'9=?<4#5<:99>;4?<'
"ahdbhgoaihjbngiamg"="'='
"lgid"="'X}ilyhNehnf#iaa'
"fhkbkgdchggf"="''
"ahgbahjdnh"="'?==8'
[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
"AV"="'C:\Program Files\AV\Antivir.exe'"

Malwarebytes' Anti-Malware log:

Malwarebytes' Anti-Malware 1.44
Database version: 3721
Windows 5.1.2600 Service Pack 3
Internet Explorer 8.0.6001.18702

2/10/2010 7:48:53 PM
mbam-log-2010-02-10 (19-48-53).txt

Scan type: Quick Scan
Objects scanned: 137813
Time elapsed: 3 minute(s), 32 second(s)

Memory Processes Infected: 1
Memory Modules Infected: 0
Registry Keys Infected: 4
Registry Values Infected: 3
Registry Data Items Infected: 0
Folders Infected: 1
Files Infected: 4

Memory Processes Infected:
C:\Program Files\AV\antivir.exe (Rogue.Antivir2010) -> Unloaded process successfully.

Memory Modules Infected:
(No malicious items detected)

Registry Keys Infected:
HKEY_CLASSES_ROOT\CLSID\{d34d56e9-b37b-4c37-a854-1ac144592d5c} (Trojan.FakeAlert) -> Quarantined and deleted successfully.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{d34d56e9-b37b-4c37-a854-1ac144592d5c} (Trojan.FakeAlert) -> Quarantined and deleted successfully.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d34d56e9-b37b-4c37-a854-1ac144592d5c} (Trojan.FakeAlert) -> Quarantined and deleted successfully.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{45296DBE-C6F0-44C0-86B4-5AA85C61894B}_is1 (Rogue.AntiSpyware2010) -> Quarantined and deleted successfully.

Registry Values Infected:
HKEY_CURRENT_USER\Environment\evapp (Rogue.Antivir2010) -> Quarantined and deleted successfully.
HKEY_CURRENT_USER\Environment\evuninst (Rogue.Antivir2010) -> Quarantined and deleted successfully.
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\av (Rogue.Antivir2010) -> Quarantined and deleted successfully.

Registry Data Items Infected:
(No malicious items detected)

Folders Infected:
C:\Program Files\Common Files\Uninstall\AV (Rogue.Antivir2010) -> Quarantined and deleted successfully.

Files Infected:
C:\WINDOWS\system32\UpdateCheck.dll (Trojan.FakeAlert) -> Quarantined and deleted successfully.
C:\Program Files\Common Files\Uninstall\AV\Uninstall.lnk (Rogue.Antivir2010) -> Quarantined and deleted successfully.
C:\Documents and Settings\{username}\Desktop\Antivir.lnk (Rogue.Antivir2010) -> Quarantined and deleted successfully.
C:\Program Files\AV\antivir.exe (Rogue.Antivir2010) -> 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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