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(Generic5.VFY, Trojan.Delf.OUD, SHeur.ADYP, Trojan:Win32/Malagent, TROJ_Generic, Parser error, TR/Downloader.Gen, Packed.Win32.PolyCrypt.b, Trojan.PWS.LDPinch.TAW, Generic.dx, W32/Trojan.BISP, Win32.Trojan.Downloader (http://...))

Added to the Dr.Web virus database: 2007-07-25

Virus description added:

Virus Type: Malicious program, which installs other malicious programs out of its body Affected OS: Win NT-based

Size: 23 782 bytes

Packed by: -

Technical Information

When it starts, this virus substitutes system driver %WINDIR%\system32\drivers\ip6fw.sys with its own one (antivirus Dr.Web(R) detects it as BackDoor.Bulknet), it also secretly starts Internet Explorer and initiates mass-distribution of SYN_SENT packets on difined ip address. Occasionally sorts out ip addresses.

The virus also captures the following functions KiST:


Use utility TCPView in order to monitor network activity and complete Internet Explorer process. For this in work window TCPView find record <non-existent>:[PID] TCP <computer name> <remote address:port> , then right-click and choose "End Process".

"Virus" driver should be deleted with updated scanner Dr.Web or with the help of free cure utility Dr.Web Cureit!

Curing recommendations

  1. If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space.
  2. If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
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Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.

After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

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Download by serial number

  1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
  2. If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
    • Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
    • Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
    • Switch off your device and turn it on as normal.

Find out more about Dr.Web for Android

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