File Investigation Report
MSUPDTE.EXE
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Associated Malware Groups
The filename is associated with the malware groups:
- Worm
- Cloaked Malware
- Fraudulent Security Program
File Behavior
MSUPDTE.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Can communicate with other computer systems using HTTP protocols
- Writes to another Process's Virtual Memory (Process Hijacking)
- This process creates other processes on disk
- Executes a Process
- This Process Deletes Other Processes From Disk
- Found on infected systems and resists interrogation by security products
- This Process uses Anti Dissasembly Tricks to avoid analysis by security products
- Injects code into other processes
- Registers a Dynamic Link Library File
- Enables an In Process Object/Server - Common with DLL Injections
- Executes Processes stored in Temporary Folders
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Creates a TCP port which listens and is available for communication initiated by other computers
- Can make outbound communication to other computers, IM chat rooms and other services using IRC protocols
- Looks at the contents of the autoexec.bat file
- Reads email address and phone book details
- Uses DNS to retrieve the IP address for web sites
- The Process is polymorphic and can change its structure
- Downloads hidden code from covert web sites
- Checks for the use of debuggers
- Visits web sites on your PC without you knowing
- Copies files
- Drops known malicious software during execution
- Includes file creation code which could be used to test for interception by security products
MSUPDTE.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
- Terminated as a Process
- Added as a Registry auto start to load Program on Boot up
- Deleted as a process from disk
- Executed from Temporary Folders
- Copied to multiple locations on the system
- Downloaded from covert web sites without the user knowing
- Registered as a Dynamic Link Library File
Country Of Origin
The filename MSUPDTE.EXE was first seen on May 18 2008 in the following geographical regions of the Prevx community:
- SPAIN on May 18 2008
- The UNITED KINGDOM on May 18 2008
- The EUROPEAN UNION on May 20 2008
- POLAND on Jun 22 2008
- The UNITED STATES on Sep 14 2008
- NETHERLANDS on Jun 3 2009
File Name Aliases
MSUPDTE.EXE can also use the following file names:
- 55614375.EXE
- 33692236.SVD
- UPDATER[n].EXE
- 90813653.EXE
- 81528218.EXE
- TYYUSDTRHS[n].EXE
- TYYUSDTRHS.EXE
- 11350278.DAT
- NSTVBOV2.PART1.RAR
- WINDOWS 7 ACTIVATION WITH OEM.RAR
- EMFMUIS1.RAR
- BSVQF.EXE
- MSUPDATE.EXE
- 34190274.EXE
- VSCAN.EXE
- VSCAN[1].EXE
- 62864788.EXE
- 83820988.EXE
- 43581803.EXE
- 23807136.EXE
Filesizes
The following file size has been seen:
- 256,177 bytes
- 21,818 bytes
- 94,208 bytes
- 4,911 bytes
- 161,842 bytes
- 506,219 bytes
- 11,776 bytes
File Type
The filename MSUPDTE.EXE is used by multiple object types including executable programs,objects.
File Activity
One or more files with the name MSUPDTE.EXE creates, deletes, copies or moves the following files and folders:
- Opens/modifes c:\autoexec.bat
- Creates c:\vpin.exe
Website Activity
One or more files with the name MSUPDTE.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- www .barbasoft .com / vpin .exe
- Port 80 IP:72.167.131.41
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