Categories: PUA

PUP.Optional.DownloadSponsor removal tips

The PUP.Optional.DownloadSponsor 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

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.DownloadSponsor virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Drops a binary and executes it
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine PUP.Optional.DownloadSponsor?


File Info:

crc32: CCB98B8Bmd5: 221d2f1f99767ddbfe0bdaef0d1fc458name: 221D2F1F99767DDBFE0BDAEF0D1FC458.mlwsha1: 4f3bc5d6c51b9b782d07603c3f793e1627b88730sha256: dd6b3edd68cc5fe0754860ea05758afc6b17ea1b87dbceadd3a2cf2520040d51sha512: 9373c29d79c8977205a6dae07f819ff779f068084b4289286d015a3288006946577f2c508f91e90d6253b8d5a49a0e5d3d215e3f3d3bd62dbbf90206039090acssdeep: 6144:cKQGfCYcMIfX5DOD4K16rf0PL56cSyf4/rdD2PDl88888888bYR3Nwf9ysVufBn:cbmSBO9P96cStQdOOysgfBnnl2type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0LegalCopyright: Copyright @ www.download-sponsor.deInternalName: ocsclientFileVersion: 1.00CompanyName: www.download-sponsor.deComments: OCSClient v5.0ProductName: OCSClientProductVersion: 1.00OriginalFilename: ocsclient.exe

PUP.Optional.DownloadSponsor also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
DrWeb Adware.Downware.2424
FireEye Generic.mg.221d2f1f99767ddb
McAfee Artemis!221D2F1F9976
Cylance Unsafe
VIPRE DownloadSponsor (fs)
AegisLab Trojan.Win32.Sponsor.4!c
Sangfor Malware
K7AntiVirus Adware ( 004bc9fd1 )
K7GW Adware ( 004bc9fd1 )
Cybereason malicious.6c51b9
Cyren W32/DownloadSponsor.F.gen!Eldorado
SymantecMobileInsight AppRisk:Generisk
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Adware-gen [Adw]
Rising PUF.DownloadSponsor!8.222 (TFE:C:9zHwWNt2Y9N)
Sophos Generic PUA EP (PUA)
F-Secure PotentialRisk.PUA/DownloadSponsor.Gen
Zillya Dropper.Agent.Win32.252378
McAfee-GW-Edition BehavesLike.Win32.Fareit.gh
Emsisoft Application.Downloader (A)
Ikarus PUA.DownloadSponsor
Avira PUA/DownloadSponsor.Gen
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft PUA:Win32/DownloadSponsor
Gridinsoft PUP.Win32.DownloadSponsor.oa
GData Win32.Application.OCSClient.B
Cynet Malicious (score: 100)
AhnLab-V3 PUP/Win32.Presenoker.C3255775
VBA32 Downware.VB.AndreClient
Malwarebytes PUP.Optional.DownloadSponsor
ESET-NOD32 a variant of Win32/DownloadSponsor.C potentially unwanted
TrendMicro-HouseCall TROJ_GEN.R002H0CB321
Tencent Malware.Win32.Gencirc.10bb1ef1
Yandex PUA.Downware!N/Q558ZznrA
SentinelOne Static AI – Malicious PE – Downloader
eGambit Unsafe.AI_Score_99%
Fortinet Riskware/DownloadSponsor
AVG Win32:Adware-gen [Adw]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)

How to remove PUP.Optional.DownloadSponsor?

  • 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.
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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Paul Valéry

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