Lavasoft Security Bulletin - March 2015: Top Threats
Top20 Blocked Malware
| Position | Ad-Aware detection | % of all threats | Change in ranking |
| 1 | Trojan.Autorun.AET | 18.59% | new |
| 2 | Trojan.HTML.Ramnit.A | 14.43% | +9.33% |
| 3 | Trojan.Script.628557 | 10.91% | new |
| 4 | Win32.Sality.3 | 3.47% | new |
| 5 | Trojan.LNK.Gen | 1.42% | -0.50% |
| 6 | Win32.Virlock.Gen.1 | 1.17% | new |
| 7 | Win32.Worm.Lovesan.A | 1.17% | new |
| 8 | Win32.Ramnit | 1.11% | -0.27% |
| 9 | Trojan.VBS.UDE | 1.03% | +0.02% |
| 10 | Trojan.GenericKDZ.27490 | 0.61% | new |
| 11 | Win32.Yaz.A | 0.58% | new |
| 12 | Trojan.Script.Agent.FA | 0.56% | -1.66% |
| 13 | Gen:Variant.Graftor.174409 | 0.51% | -0.90% |
| 14 | Gen:Variant.Zusy.2836 | 0.49% | new |
| 15 | Win32.MSBlast.J | 0.43% | new |
| 16 | Win32.Gael.3666 | 0.38% | new |
| 17 | Trojan.JS.QVC | 0.36% | -1.13% |
| 18 | Generic.Malware.spprn.78A57B6D | 0.34% | new |
| 19 | Trojan.Generic.12424573 | 0.33% | new |
| 20 | Gen:Variant.Zusy.128867 | 0.32% | new |
The Top 20 malicious programs blocked on PCs
Malware Prevalence Table March 2015
The table below ranks the most prevalent families seen by Malware Lab's analysis systems in March.
| Position | Ad-Aware detection | % of all threats | Change in ranking |
| 1 | Gen:Variant.Adware.MPlug.31 | 5.45% | +4.71% |
| 2 | Gen:Variant.Adware.Zusy.122341 | 4.85% | +2.78% |
| 3 | Gen:Variant.Adware.Mplug.28 | 3.25% | -2.65% |
| 4 | Gen:Variant.Adware.Netfilter.2 | 2.84% | new |
| 5 | Gen:Variant.Adware.Mikey.8516 | 2.35% | new |
| 6 | Gen:Variant.Adware.Mikey.7658 | 1.91% | new |
| 7 | Gen:Variant.Adware.Mplug.30 | 1.67% | -1.95% |
| 8 | Gen:Variant.Adware.MPlug.12 | 1.65% | -0.45% |
| 9 | Gen:Variant.Adware.Kazy.552220 | 1.49% | new |
| 10 | Gen:Variant.Adware.Mikey.8261 | 1.44% | new |
| 11 | Adware.BrowseFox.AT | 1.38% | +0.47% |
| 12 | Application.Bundler.InstallIQ.J | 1.32% | new |
| 13 | Gen:Variant.Adware.Mplug.21 | 1.30% | +0.14% |
| 14 | Adware.SwiftBrowse.CY | 1.29% | +0.10% |
| 15 | Gen:Variant.Aware.MPlug.32 | 1.24% | new |
| 16 | Adware.BrowseFox.BH | 1.16% | +0.26% |
| 17 | Adware.SwiftBrowse.CX | 1.11% | +0.16% |
| 18 | Gen:Variant.Application.Bundler.Outbrowse.1 | 1.05% | new |
| 19 | Adware.BrowseFox.AU | 0.99% | -0.04% |
| 20 | Adware.BrowseFox.BN | 0.96% | +0.14% |
New malicious programs entered the Top 20
Top 20 Potentially Unwanted Programs
Below are the Top 20 Potentially Unwanted Programs blocked by Ad-Aware on user PCs. These are advertising software, browser toolbars, search engines and other programs which change browser start pages and other system settings.
| Position | Ad-Aware detection | % of all threats | Change in ranking |
| 1 | Adware.Eorezo.BZ | 6.83% | +4.31% |
| 2 | Adware.SwiftBrowse.CH | 5.22% | +0.07% |
| 3 | Adware.Linkury.M | 3.79% | new |
| 4 | Adware.Linkey.B | 2.84% | +1.38% |
| 5 | Adware.BrowseFox.V | 2.24% | +1.07% |
| 6 | Adware.BrowseFox.BU | 1.69% | +0.89% |
| 7 | Adware.BrowseFox.BX | 1.68% | +0.53% |
| 8 | Adware.BrowseFox.AU | 1.51% | +0.52% |
| 9 | Adware.SwiftBrowse.CR | 1.38% | +0.36% |
| 10 | Adware.SwiftBrowse.CY | 1.36% | new |
| 11 | Adware.Linkury.B | 1.18% | +0.39% |
| 12 | Gen:Application.Parj.1 | 1.15% | new |
| 13 | Adware.SwiftBrowse.CX | 1.10% | -1.10% |
| 14 | Adware.BrowseFox.BP | 1.10% | -0.01% |
| 15 | Gen:Variant.Adware.Zusy.121779 | 1.02% | +0.26% |
| 16 | Adware.Agent.PJT | 0.96% | new |
| 17 | Adware.BrowseFox.BO | 0.91% | new |
| 18 | Adware.Linkury.N | 0.89% | +0.03% |
| 19 | Adware.Eorezo.CD | 0.87% | +0.17% |
| 20 | Adware.SwiftBrowse.CC | 0.84% | new |
Top 20 PUPs detected on user PCs
Operating Systems
Infections by OS
Geographic Location
Infections by country of origin
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