NUSRMGR.EXE - Dangerous

What you should do about NUSRMGR.EXE:

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


You should urgently check your PC and remove any malicious software including NUSRMGR.EXE as soon as possible. The free version of Prevx CSI will scan your PC for millions of spyware and malware infections in less than 2 minutes. Don't take the risk, check your PC now by clicking the green button.

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What we know about NUSRMGR.EXE:

The filename NUSRMGR.EXE was first seen on Aug 27 2007 in The UNITED STATES. It has also been seen in the following geographical regions of the Prevx community:

  • SPAIN on Sep 21 2007
  • URUGUAY on Oct 5 2007
  • NETHERLANDS on Oct 5 2007
  • ITALY on Sep 21 2007
  • The UNITED KINGDOM on Apr 25 2008
  • The EUROPEAN UNION on Sep 13 2007
The filename NUSRMGR.EXE refers to many versions of an executable program.

The most common file size is 134,662 bytes. But the following file sizes have also been seen:

  • 134,150 bytes
  • 134,663 bytes
  • 134,148 bytes
  • 361,386 bytes
  • 134,151 bytes
  • 136,196 bytes
  • 148,486 bytes

The filename is associated with the malware group Trojan.AdClicker.Some files using the name NUSRMGR.EXE are also associated with the malware groups:
  • Generic7.ZVI
  • Trojan.Dropper
  • Obfustat.KCR
  • SystemPoser:Trojan-a
 These files have no vendor, product or version information specified in the file header.

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

  • The Process is packed and/or encrypted using a software packing process
  • Executes a Process
  • Modifies the Active Desktop Background
  • Registers a Dynamic Link Library File
  • Adds a Registry Key (DXCOM) to auto start Programs on system start up
  • This Process Creates Other Processes On Disk
  • Can communicate with other computer systems using HTTP protocols
  • Disables Access to the Task Manager built into Windows
  • Modifies Windows Security Policies to restrict/expand User Privlidges on the machine
  • Creation and Registration of a Browser Helper Object in Internet Explorer
  • Writes to another Process's Virtual Memory (Process Hijacking)
  • Deletes a Scheduled Task

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

  • Executed as a Process
  • Added as a Registry Key (DXCOM) to auto start Programs on system start up
  • Created as a process on disk
  • Has code inserted into its Virtual Memory space by other programs
  • Executed by Internet Explorer
  • Deleted as a process from disk
  • Registered as a Dynamic Link Library File

NUSRMGR.EXE can also use the following file names:

  • 69676277.DAT
  • 46811143.DAT
  • 15110677.EXE
  • 71582826.DAT
  • 53711119.EXE
  • 96219168.EXE
  • D8897E7B2505CC06D7D56E28330DD778.EXE
  • 46184083.EXE
  • NUSRMGR.EXE__DELETE_ON_REBOOT
  • 43039258.DAT
  • A0001240.EXE
  • A0002892.EXE
  • A0003186.EXE
  • A0005732.EXE

Virus, Spyware & Malware Center