USBSERMPT.DLL is Trojan Sirefef.BV

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Rootkit USBSERMPT.DLL is software that enables continued privileged access to a computer while actively hiding its presence.
Detection and removal of USBSERMPT.DLL may be a very difficult process.
You should use anti-rootkit software to fix the USBSERMPT.DLL problem.

Malware Analysis of USBSERMPT.DLL
Full path on a computer: %SysDir%usbsermpt.dll

Detected by RegRun Warrior:

Default location: %SysDir%usbsermpt.dll

Removal Results: Success
Number of reboot: 1

USBSERMPT.DLL is known as:

Trojan.Sirefef.BV, Trojan.Agent.WD.cw5, ZeroAccess, probably a variant of Win32.Sirefef.ER, Trojan.Zeroaccess.inf, Trojan.Sirefef, BackDoor.Maxplus.3710, TR.Sirefef.BV.2, Troj.ZAccess-AH, Win32.Sirefef.EB, Trojan.Sirefef.AC, Win-Trojan.Zeroaccess.5632,, Crypt.AQLW


  • MD5: 11028c6a84a967070cb1286550f2058f
How to quickly detect USBSERMPT.DLL presence?

  • HKLMSystemCurrentControlSetServicespktfilterParametersServiceDll: “%systemroot%system32usbsermpt.dll”
  • %WinDir%$NtUninstallKB62478$
  • %SysDir%dds_trash_log.cmd
  • %SysDir%usbsermpt.dll

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