Malware Programs
| Name | Threat Level | Alias | Detection Count | Date |
|---|---|---|---|---|
| Oasis Space Ads |
 2/10 |
N/A | 1,506 | August 31, 2015 |
| Oatmealsmoke.kim | N/A | February 16, 2015 | ||
| Object Browser |
2/10 |
N/A | 7,040 | December 12, 2013 |
| Objectity.info | N/A | March 4, 2015 | ||
| Objectopoly.info | N/A | March 4, 2015 | ||
| Obrona Blockads |
2/10 |
N/A | 263 | July 24, 2014 |
| Obrona Cleaner |
 1/10 |
N/A | 18 | October 25, 2019 |
| Obtenez Email | N/A | October 25, 2019 | ||
| OceanLotus | N/A | September 30, 2019 | ||
| Ocelot Locker Ransomware |
 10/10 |
N/A | 0 | January 17, 2017 |
| Octopus Trojan | N/A | March 13, 2019 | ||
| Oemantivir.microsoft.com | N/A | August 17, 2009 | ||
| Offer Boulevard | N/A | September 2, 2014 | ||
| Offer-provider.com | N/A | May 19, 2009 | ||
| OfferApp Ads |
2/10 |
N/A | 0 | May 18, 2015 |
| OfferBox |
2/10 |
Adware:Win32/OfferBoxBrowser | 5,361 | October 24, 2019 |
| OfferCrowd Ads |
2/10 |
N/A | 8 | November 19, 2014 |
| Offers4U |
2/10 |
N/A | 139 | November 5, 2013 |
| OfferSoft |
2/10 |
N/A | 1 | October 25, 2019 |
| OfferssDirect | N/A | November 15, 2017 | ||
| OffersWizard |
2/10 |
Generic PUA JF Win32:Amonetize-CW [PUP] Trojan.Win32.Downloader.av |
6,533 | September 24, 2015 |
| Offertz |
1/10 |
N/A | 618 | October 8, 2014 |
| Office Central de Lutte contre la Criminalité Ransomware | N/A | August 16, 2012 | ||
| Office Work Suite |
 5/10 |
N/A | 163 | October 25, 2019 |
| Officebusinessupplies.com | N/A | August 30, 2013 | ||
| Official-survey.co | N/A | December 15, 2014 | ||
| OfficialInternetUpgrades.net | N/A | January 7, 2015 | ||
| Officialsurvey.org | N/A | July 16, 2013 | ||
| Oficina Virtual de Denuncias Virus (Ransomware) | N/A | October 23, 2012 | ||
| Oficla |
 8/10 |
Mal/Hrup-A W32/Skintrim.DVYD Win32/Lipler.B!packed |
4 | April 28, 2010 |
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