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Published Dec 09, 2010 | Updated Sep 15, 2017

Worm:Win32/Hamweq.DQ

Detected by Microsoft Defender Antivirus

Aliases: Win32.Palevo6.worm.Gen (AhnLab) Dropper.VB.DJQ (AVG) Worm/VBNA.B.740 (Avira) Win32.HLLW.Autoruner.7250 (Dr.Web) Worm.Win32.VBNA.b (Kaspersky) Trojan:Win32/Provis!rts (other) W32/Vobfus.AH.worm (Rising AV) Mal/VBInject-D (Sophos) WORM_VBNA.AE (Trend Micro)

Summary

Worm:Win32/Hamweq.DQ is a worm that spreads via removable drives, such as USB memory sticks. It contains an IRC-based backdoor, which may be used by a remote attacker to order the affected machine to participate in Distributed Denial of Service attacks, or to download and execute arbitrary files.
To detect and remove this threat and other malicious software that may be installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following:
 
 
For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.
 
Recovering from recurring infections on a network
The following additional steps may need to be taken to completely remove this threat from an infected network, and to stop infections from recurring from this and other similar types of network-spreading malware:
 
  1. Ensure that an antivirus product is installed on ALL computers connected to the network that can access or host shares.
  2. Ensure that all available network shares are scanned with an up-to-date antivirus product.
  3. Restrict permissions as appropriate for network shares on your network. For more information on simple access control, please see: http://technet.microsoft.com/library/bb456977.aspx.
  4. Remove any unnecessary network shares or mapped drives.
 
Note: Additionally it may be necessary to temporarily change the permission on network shares to read-only until the disinfection process is complete.
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