PUP.Optional.WiperSoft

Short bio

PUP.Optional.WiperSoft is Malwarebytes’ detection name for a potentially unwanted program (PUP) that acts as a system optimizer.

GUI WiperSoft

GUI WiperSoft

Symptoms

PUP.Optional.WiperSoft gains peristance by creating a scheduled task.

scheduled task

Users may have noticed these warnings during the installation:

installing Wipersoft

EULA WiperSoft

After a scan users may see a warning similar to this one:

scan results WiperSoft

and this warning when they try to fix found problems with the free version of WiperSoft:

purchase Wipersof to fix

Users of affected systems may alos find this entry in their list of installed Programs and Features:

WiperSoft installed

Source and type of infection

PUP.Optional.WiperSoft is usually installed by users themselves under false pretences.
PUP.Optional.WiperSoft is a system optimizer. These so-called “system optimizers” use intentional false positives to convince users that their systems have problems. Then they try to sell you their software, claiming it will remove these problems.

website WiperSoft

Protection

Malwarebytes protects users from PUP.Optional.WiperSoft by using real-time protection.

block PUP.Optional.WiperSoft

Malwarebytes blocks PUP.Optional.WiperSoft

Remediation

Malwarebytes can detect and remove PUP.Optional.WiperSoft without further user interaction.

  1. Please download Malwarebytes to your desktop.
  2. Double-click mb3-setup-consumer-{version}.exe and follow the prompts to install the program.
  3. Then click Finish.
  4. Once the program has fully updated, select Scan Now on the Dashboard. Or select the Threat Scan from the Scan menu.
  5. If another update of the definitions is available, it will be implemented before the rest of the scanning procedure.
  6. When the scan is complete, make sure that all Threats are selected, and click Remove Selected.
  7. Restart your computer when prompted to do so.

Malwarebytes removal log

A Malwarebytes log of removal will look similar to this:

Malwarebytes
www.malwarebytes.com

-Log Details-
Scan Date: 12/13/18
Scan Time: 9:01 AM
Log File: 49311c1f-fead-11e8-bfa4-00ffdcc6fdfc.json

-Software Information-
Version: 3.6.1.2711
Components Version: 1.0.508
Update Package Version: 1.0.8291
License: Free

-System Information-
OS: Windows 7 Service Pack 1
CPU: x64
File System: NTFS
User: {computername}\{username}

-Scan Summary-
Scan Type: Threat Scan
Scan Initiated By: Manual
Result: Completed
Objects Scanned: 236938
Threats Detected: 34
Threats Quarantined: 34
Time Elapsed: 1 min, 4 sec

-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Detect
PUM: Detect

-Scan Details-
Process: 1
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\WiperSoft.exe, Quarantined, [4406], [340915],1.0.8291

Module: 2
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\CrashRpt1403.dll, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\WiperSoft.exe, Quarantined, [4406], [340915],1.0.8291

Registry Key: 5
PUP.Optional.WiperSoft, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\{AB1C8C91-4D8E-4C28-80E7-FD135FB90515}}_is1, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TREE\WiperSoft Startup, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TASKS\{5C2F4539-1A4E-4172-8BFB-B5620E4E75EC}, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\LOGON\{5C2F4539-1A4E-4172-8BFB-B5620E4E75EC}, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, HKCU\SOFTWARE\WiperSoft, Quarantined, [4406], [340919],1.0.8291

Registry Value: 0
(No malicious items detected)

Registry Data: 0
(No malicious items detected)

Data Stream: 0
(No malicious items detected)

Folder: 2
PUP.Optional.WiperSoft, C:\PROGRAMDATA\MICROSOFT\WINDOWS\START MENU\PROGRAMS\WIPERSOFT, Quarantined, [4406], [340917],1.0.8291
PUP.Optional.WiperSoft, C:\USERS\{username}\APPDATA\ROAMING\WIPERSOFT, Quarantined, [4406], [340918],1.0.8291

File: 24
PUP.Optional.WiperSoft, C:\PROGRAMDATA\MICROSOFT\WINDOWS\START MENU\PROGRAMS\WIPERSOFT\WIPERSOFT.LNK, Quarantined, [4406], [340917],1.0.8291
PUP.Optional.WiperSoft, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\WiperSoft\WiperSoft Uninstall.lnk, Quarantined, [4406], [340917],1.0.8291
PUP.Optional.WiperSoft, C:\PROGRAM FILES\WIPERSOFT\INSTALL.DAT, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\CrashRpt1403.dll, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\crashrpt_lang.ini, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\CrashSender1403.exe, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\license_en.txt, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\OpenSans-Bold.ttf, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\OpenSans-Light.ttf, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\OpenSans-Regular.ttf, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\OpenSans-Semibold.ttf, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\WiperSoft-inst.exe, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\Program Files\WiperSoft\WiperSoft.exe, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\WINDOWS\SYSTEM32\TASKS\WiperSoft Startup, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\USERS\{username}\DESKTOP\WiperSoft.lnk, Quarantined, [4406], [340915],1.0.8291
PUP.Optional.WiperSoft, C:\USERS\{username}\APPDATA\ROAMING\WIPERSOFT\SIGNATURES.DAT, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\Users\{username}\AppData\Roaming\WiperSoft\whitelist.dat, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\Users\{username}\AppData\Roaming\WiperSoft\wipersoft.dat, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\Users\{username}\AppData\Roaming\WiperSoft\wipersoft.eni, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\Users\{username}\AppData\Roaming\WiperSoft\WiperSoft.Fix.log, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\Users\{username}\AppData\Roaming\WiperSoft\WiperSoft.Scan.log, Quarantined, [4406], [340918],1.0.8291
PUP.Optional.WiperSoft, C:\USERS\{username}\DESKTOP\WIPERSOFT-INSTALLER.EXE, Quarantined, [4406], [340923],1.0.8291
PUP.Optional.WiperSoft, C:\DOWNLOADS\WIPERSOFT-INSTALLER.EXE, Quarantined, [4406], [340923],1.0.8291
PUP.Optional.WiperSoft, C:\WINDOWS\SYSTEM32\WIPERRM.EXE, Quarantined, [4406], [584847],1.0.8291

Physical Sector: 0
(No malicious items detected)

WMI: 0
(No malicious items detected)


(end)

Add an exclusion

Should users wish to keep this program and exclude it from being detected in future scans, they can add the program to the exclusions list. Here’s how to do it.

The Exclusions tab includes a list of items to be excluded from scans. The items may include files, folders, websites, or applications that connect to the Internet, as well as previously detected exploits.

To access the exclusions in Malwarebytes:

  • Click on the Settings tab in the left pane.
  • Click on the Exclusions tab.
  • Click the Add Exclusion button.
  • Select the exclusion type Exclude a File or Folder and use the Browse button to select the main folder for the software that you wish to keep.
  • Repeat this for any secondary folder(s) that belong to the software.
  • If you want to allow the program to connect to the Internet, for example to fetch updates, add an exclusion of the type Exclude an application that Connects to the Internet and use the Browse button to select the file you wish to grant access.

Traces/IOCs

You may see these entries in FRST logs:

(WiperSoft) C:\Program Files\WiperSoft\WiperSoft.exe
(Wiper Software) C:\Windows\system32\wiperrm.exe
C:\Windows\System32\Tasks\WiperSoft Startup
C:\Users\{username}\Desktop\WiperSoft.lnk
C:\Users\{username}\AppData\Roaming\WiperSoft
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\WiperSoft
C:\Program Files\WiperSoft

WiperSoft 1.1.1143.64 (HKLM\...\{AB1C8C91-4D8E-4C28-80E7-FD135FB90515}}_is1) (Version: 1.1.1143.64 - WiperSoft)
Task: {5C2F4539-1A4E-4172-8BFB-B5620E4E75EC} - System32\Tasks\WiperSoft Startup => C:\Program Files\WiperSoft\WiperSoft.exe [2018-12-13] (WiperSoft)
() C:\Program Files\WiperSoft\CrashRpt1403.dll

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