WEIYUAN.EXE - Dangerous

What you should do about WEIYUAN.EXE:

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Your PC is infected. The file called WEIYUAN.EXE is considered unsafe and there may be other infections on your PC.


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What we know about WEIYUAN.EXE:

The filename WEIYUAN.EXE was first seen on Apr 21 2008 in URUGUAY.

The filename WEIYUAN.EXE refers to many versions of an executable program. They share a common file size of 12,288 bytes.

The filename is associated with the malware group Generic9.AKNO.Some files using the name WEIYUAN.EXE are also associated with the malware group:
  • Trojan.EmailSpy
 These files have no vendor, product or version information specified in the file header.

WEIYUAN.EXE has been seen to perform the following behavior(s):

  • Adds a Registry Key (RUN) to auto start Programs on system start up
  • This Process Deletes Other Processes From Disk
  • Writes to another Process's Virtual Memory (Process Hijacking)
  • This Process Creates Other Processes On Disk
  • Executes a Process
  • Downloads hidden code from covert web sites
  • Registers a Dynamic Link Library File
  • Copies files
  • Looks at the contents of the autoexec.bat file
  • Reads email address and phone book details
  • Visits web sites without the user knowing
  • This Process can access Web Mail Servers

WEIYUAN.EXE has been the subject of the following behavior(s):

  • Created as a process on disk
  • Executed as a Process
  • Added as a Registry auto start to load Program on Boot up
  • Has code inserted into its Virtual Memory space by other programs
  • Deleted as a process from disk
  • Copied to multiple locations on the system
  • Executed by Internet Explorer

WEIYUAN.EXE can also use the following file names:

  • CHENZI.EXE
  • SVCHOST.EXE
  • G0LD.COM
  • ZHU3.COM
  • DOWN.EXE
  • DPTRERSWQI-933.PMS.EXE
  • DOWN[1].EXE
  • DOWN[2].EXE
  • DSADA.EXE
  • XZX.EXE
  • 34948506.TMP
  • 99797899.SVD