Prevx Research Division
DRUPDATE.EXE
WormFree PC Cleanup from Webroot
Use Webroot SecureAnywhere to remove DRUPDATE.EXE.
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Worm
- Malicious Software
File Behavior
DRUPDATE.EXE has been seen to perform the following behavior:
- Can make outbound communication to other computers, IM chat rooms and other services using IRC protocols
- Communicates with other computers using FTP connections
- Adds a Registry Key (RUN) to auto start Programs on system start up
- The Process is packed and/or encrypted using a software packing process
- Found on infected systems and resists interrogation by security products
- Uses low level functions to hide itself from the user and from system/security processes
- Adds new menu items in the Internet Explorer Right Click menu
DRUPDATE.EXE has been the subject of the following behavior:
- Added as a Registry auto start to load Program on Boot up
- Downloaded from covert web sites without the user knowing
- Created as a process on disk
Country Of Origin
The filename DRUPDATE.EXE was first seen on Sep 15 2007 in the following geographical regions of the Webroot community:
- Spain on Sep 15 2007
- Russian Federation on Oct 14 2007
- Ukraine on Feb 25 2008
- Europe on Apr 15 2008
- Slovakia on May 21 2008
- Vietnam on Aug 26 2010
- Taiwan on Mar 16 2012
File Name Aliases
DRUPDATE.EXE can also use the following file names:
- DRWEBUPW.EXE
- DRUPDATE/DRUPDATE.EXE
- 71898221.EXE
- 69746424.EXE
- 18809886.EXE
- 90677373.EXE
- 12451939.DAT
- 29066331.DAT
- 70482649.DAT
- 60024775.EXE
- 21382105.EXE
- 93169505.EXE
- 26732051.EXE
- 41237611.EXE
Filesizes
The following file size has been seen:
- 48,640 bytes
- 896,000 bytes
- 2,511,360 bytes
- 780,800 bytes
- 761,856 bytes
- 589,128 bytes
- 25,259 bytes
- 794,112 bytes
File Type
The filename DRUPDATE.EXE refers to many versions of an executable program.
File Activity
One or more files with the name DRUPDATE.EXE creates, deletes, copies or moves the following files and folders:
- Creates c:\windows\druptmp.$$$
- Deletes c:\windows\druptmp.$$$
- Creates c:\windows\drupdate.log
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