Prevx Research Division
UPDAT.EXE
System Back DoorFree PC Cleanup from Webroot
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- System Back Door
- Cloaked Malware
- Malware Downloader
- Malware Dropper
File Behavior
UPDAT.EXE has been seen to perform the following behavior:
- Writes to another Process's Virtual Memory (Process Hijacking)
- Executes a Process
- Modifies System Runtime Policies to limit system usability
- Adds a Registry Key (DXCOM) to auto start Programs on system start up
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- Injects code into other processes
- Creates new folders on the system
- Copies files
- The Process is packed and/or encrypted using a software packing process
- The Process is polymorphic and can change its structure
- Executes Processes stored in Temporary Folders
- Hooks the WININET.DLL function allowing it to read or copy Http and Https web page content and session information
- Registers a Dynamic Link Library File
UPDAT.EXE has been the subject of the following behavior:
- Created as a process on disk
- Executed as a Process
- Has code inserted into its Virtual Memory space by other programs
- Added as a Registry Key (DXCOM) to auto start Programs on system start up
- Deleted as a process from disk
- Executed by Internet Explorer
- Copied to multiple locations on the system
- Registered as a Dynamic Link Library File
Country Of Origin
The filename UPDAT.EXE was first seen on Oct 27 2007 in the following geographical regions of the Webroot community:
- Europe on Oct 27 2007
- Belgium on Nov 28 2007
- Spain on Apr 5 2008
- Malaysia on Mar 11 2010
- The United Kingdom on Mar 11 2010
- The United States on May 18 2010
- Turkey on May 3 2012
File Name Aliases
UPDAT.EXE can also use the following file names:
- UPDAT[1].EXE
- DOWNLOADER[1].EXE
- DOWNLOADER.EXE
- DOWNLOADER_001.EXE
- DOWNLOADER_002.EXE
- 23E.TMP
- 78047866.DAT
- 17198974.EXE
- 51783065.DAT
Filesizes
The following file size has been seen:
- 325,120 bytes
- 118,784 bytes
- 17,408 bytes
- 1,132,544 bytes
- 1,381,088 bytes
- 36,757 bytes
File Type
The filename UPDAT.EXE refers to many versions of an executable program.
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