PUA

What is “PUP.Optional.WinThruster”?

Malware Removal

The PUP.Optional.WinThruster is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
6-day free trial available.

What PUP.Optional.WinThruster virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Checks the version of Bios, possibly for anti-virtualization
  • Collects information to fingerprint the system

Related domains:

updateservice1.systweak.com

How to determine PUP.Optional.WinThruster?


File Info:

crc32: A624D797
md5: 2ed64dcec0ace151b57356112e3e0ad5
name: 2ED64DCEC0ACE151B57356112E3E0AD5.mlw
sha1: 81e08d7ac86df533b0ed8ab7e6c524be622f7ed9
sha256: b73e93bdfeed1c331e8c0b5db5d9fbd1f2eb26f5c448dd6cc48a4ccdd3acb9a7
sha512: b19f4940f794790c8528a465a998db7181094fb0b355a06dd4324cb38a9dd4eceb132ecf51876dfdf0634fde1e5caea82d11dcd7d54233fcaf5cd6a9e20006f8
ssdeep: 6144:yX9CYNl50e9vOLMesyo56bUXLIr10x6YO2/rA3+iin5Oo/0Hj:g9CYNXBw4esy5r86YV/rAOiI5Oow
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2012 Systweak Inc. All rights reserved.
InternalName: WinThruster
FileVersion: 1.79.69.2455
Build Date: 29/07/2010 - 06:49:00UTC
CompanyName: Solvusoft Corporation
LegalTrademarks: WinThruster
Comments: http://www.solvusoft.com
ProductName: WinThruster
ProductVersion: 1.79.69.2455
FileDescription: WinThruster
CompanyWebsite: http://www.solvusoft.com
Translation: 0x0409 0x04b0

PUP.Optional.WinThruster also known as:

K7GWRiskware ( 0040eff71 )
K7AntiVirusRiskware ( 0040eff71 )
APEXMalicious
BitDefenderThetaGen:NN.ZedlaF.34690.yy8@auHCewni
JiangminHoax.DeceptPCClean.aer
WebrootPua.Regclean.Pro
MicrosoftMisleading:Win32/Sofolview
GridinsoftPUP.Win32.Systweak.vl!n
AegisLabRiskware.Win32.Generic.1!c
GDataWin32.Application.SysTweak.K
MalwarebytesPUP.Optional.WinThruster
TrendMicro-HouseCallTROJ_GEN.R002H01LA20
IkarusPUA.Win32.Sofolview

How to remove PUP.Optional.WinThruster?

PUP.Optional.WinThruster removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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