What is SVH?
The Malwarebytes research team has determined that SVH is adware. These adware applications display advertisements not originating from the sites you are browsing.
How do I know if my computer is affected by SVH?
You may see this entry in your list of installed programs:
and this warnings during install:
How did SVH get on my computer?
Adware applications use different methods for distributing themselves. This particular one was bundled with other software.
How do I remove SVH?
Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted program.
- Please download Malwarebytes Anti-Malware to your desktop.
- Double-click mbam-setup-version.exe and follow the prompts to install the program.
- At the end, be sure a check-mark is placed next to the following:
- Enable free trial of Malwarebytes Anti-Malware Premium
- Launch Malwarebytes Anti-Malware
- Then click Finish.
- If an update is found, you will be prompted to download and install the latest version.
- Once the program has loaded, select Scan now. Or select the Threat Scan from the Scan menu.
- When the scan is complete , make sure that everything is set to "Quarantine", and click Apply Actions.
- Reboot your computer if prompted.
- No, Malwarebytes' Anti-Malware removes SVH completely.
We hope our application and this guide have helped you eradicate this adware application.
As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the SVH adware. It would have warned you before the application could install itself, giving you a chance to stop it before it became too late.
Technical details for experts
You will see these signs in a HijackThis log:
O4 - HKLM\..\Run: [rec_en_77] "C:\Program Files (x86)\rec_en_77\rec_en_77.exe"You may see these signs in FRST logs:
() C:\Program Files (x86)\rec_en_77\rec_en_77.exe HKLM-x32\...\Run: [rec_en_77] => C:\Program Files (x86)\rec_en_77\rec_en_77.exe [3971584 2015-10-08] () C:\Users\{username}\AppData\Local\rec_en_77 C:\Program Files (x86)\rec_en_77 SVH (HKLM-x32\...\rec_en_77_is1) (Version: - ) <==== ATTENTIONAlterations made by the installer:
File system details [View: All details] (Selection) --------------------------------------------------- Adds the folder C:\Program Files (x86)\rec_en_77 Adds the file rec_en_77.exe"="08/10/2015 17:47, 3971584 bytes, A Adds the file unins000.dat"="20/10/2015 08:51, 38374 bytes, A Adds the file unins000.exe"="20/10/2015 08:51, 720033 bytes, A Adds the folder C:\Users\{username}\AppData\Local\rec_en_77\rec_en_77\1.20 Adds the file cnf.cyl"="20/10/2015 08:51, 131 bytes, A Registry details [View: All details] (Selection) ------------------------------------------------ [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] "rec_en_77"="REG_SZ", ""C:\Program Files (x86)\rec_en_77\rec_en_77.exe"" [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\rec_en_77_is1] "DisplayName"="REG_SZ", "SVH" "EstimatedSize"="REG_DWORD", 4570 "Inno Setup: App Path"="REG_SZ", "C:\Program Files (x86)\rec_en_77" "Inno Setup: Icon Group"="REG_SZ", "SVH" "Inno Setup: Language"="REG_SZ", "default" "Inno Setup: Setup Version"="REG_SZ", "5.5.6 (a)" "Inno Setup: User"="REG_SZ", "{username}" "InstallDate"="REG_SZ", "20151020" "InstallLocation"="REG_SZ", "C:\Program Files (x86)\rec_en_77\" "NoModify"="REG_DWORD", 1 "NoRepair"="REG_DWORD", 1 "QuietUninstallString"="REG_SZ", ""C:\Program Files (x86)\rec_en_77\unins000.exe" /SILENT" "UninstallString"="REG_SZ", ""C:\Program Files (x86)\rec_en_77\unins000.exe"" [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\SVH\rec_en_77] "PathInstall"="REG_SZ", "C:\Program Files (x86)\rec_en_77"Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware www.malwarebytes.org Scan Date: 20/10/2015 Scan Time: 09:05 Logfile: mbamSVH.txt Administrator: Yes Version: 2.2.0.1020 Malware Database: v2015.10.20.01 Rootkit Database: v2015.10.16.01 License: Premium Malware Protection: Disabled Malicious Website Protection: Enabled Self-protection: Disabled OS: Windows 7 Service Pack 1 CPU: x64 File System: NTFS User: {username} Scan Type: Threat Scan Result: Completed Objects Scanned: 303761 Time Elapsed: 4 min, 35 sec Memory: Enabled Startup: Enabled Filesystem: Enabled Archives: Enabled Rootkits: Enabled Heuristics: Enabled PUP: Enabled PUM: Enabled Processes: 3 PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\rec_en_77.exe, 3400, Delete-on-Reboot, [1120da7f6e1d44f2e5909bdaf013e61a] PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\rec_en_77.exe, 3512, Delete-on-Reboot, [1120da7f6e1d44f2e5909bdaf013e61a] PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\rec_en_77.exe, 2172, Delete-on-Reboot, [1120da7f6e1d44f2e5909bdaf013e61a] Modules: 0 (No malicious items detected) Registry Keys: 2 PUP.Optional.Tuto4PC, HKLM\SOFTWARE\WOW6432NODE\SVH\rec_en_77, Quarantined, [45eced6cb6d53afc6a2ed9bbbf44857b], PUP.Optional.Recover, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\rec_en_77_is1, Quarantined, [dc55fd5cf893d85e581f5520fb0853ad], Registry Values: 1 PUP.Optional.Recover, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN|rec_en_77, "C:\Program Files (x86)\rec_en_77\rec_en_77.exe", Quarantined, [1120da7f6e1d44f2e5909bdaf013e61a] Registry Data: 0 (No malicious items detected) Folders: 4 PUP.Optional.Recover, C:\Users\{username}\AppData\Local\rec_en_77, Quarantined, [3af761f88b003006a86a4a1005fdee12], PUP.Optional.Recover, C:\Users\{username}\AppData\Local\rec_en_77\rec_en_77, Quarantined, [3af761f88b003006a86a4a1005fdee12], PUP.Optional.Recover, C:\Users\{username}\AppData\Local\rec_en_77\rec_en_77\1.20, Quarantined, [3af761f88b003006a86a4a1005fdee12], PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77, Delete-on-Reboot, [7db4b2a727648ea8977cc69427db6f91], Files: 6 PUP.Optional.Tuto4PC, C:\Users\{username}\Desktop\setupT4PC .exe, Quarantined, [b081c396216a7cbaf72ff44ecb352fd1], PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\rec_en_77.exe, Delete-on-Reboot, [1120da7f6e1d44f2e5909bdaf013e61a], PUP.Optional.Recover, C:\Users\{username}\AppData\Local\rec_en_77\rec_en_77\1.20\cnf.cyl, Quarantined, [3af761f88b003006a86a4a1005fdee12], PUP.Optional.Recover, C:\Users\{username}\AppData\Local\rec_en_77\rec_en_77\1.20\eorezo.cyl, Quarantined, [3af761f88b003006a86a4a1005fdee12], PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\unins000.dat, Quarantined, [7db4b2a727648ea8977cc69427db6f91], PUP.Optional.Recover, C:\Program Files (x86)\rec_en_77\unins000.exe, Quarantined, [7db4b2a727648ea8977cc69427db6f91], Physical Sectors: 0 (No malicious items detected) (end)As mentioned before the full version of Malwarebytes Anti-Malware could have protected your computer against this threat.
We use different ways of protecting your computer(s):
- Dynamically Blocks Malware Sites & Servers
- Malware Execution Prevention