mirko.bat - Dangerous
mirko.bat
Jeff's Story:
My PC had gotten a bad rootkit that my ISP antivirus software (powered by McAfee) could not detect, nor could fix.
I sought a solution on the Internet and discovered your product and tried out the trial.
You quickly found the rootkit and SAVED my PC!
I haven't had any problems since, and I'm extremely grateful.
Manual removal instructions:
If the C:\mirko.bat file is deleted or renamed, it will modify the autoexec.bat file to format the C: drive.
Arrives as an attachment to an email with the following characteristics:
Subject: SYMANTEC NORTON ANTIVIRUS
Body: REMOVE VIRUS SASSER
Attachment: mirko.bat
Searches for an mIRC installation in any of the following folders:
C:\Mirc
C:\Mirc32
C:\Program Files\Mirc
C:\Program Files\Mirc32
If the worm locates an mIRC installation, it creates a script.ini file to send itself to other IRC users.
Displays the following message:
Hello %username%
Launches C:\mirko.vbs and sends itself to all email addresses in the Outlook address book.
Manual removal:
Navigate to the key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
In the right pane, delete the value: "mirko"="c:\mirko.bat"