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Removal instructions for CashReminder

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Content is republished with permission from Malwarebytes.

What is CashReminder?

The Malwarebytes research team has determined that CashReminder 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 CashReminder?

You may see this entry in your list of installed programs:


How did CashReminder get on my computer?

Adware applications use different methods for distributing themselves. This particular one was bundled with other software.

How do I remove CashReminder?

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.
Is there anything else I need to do to get rid of CashReminder?
  • No, Malwarebytes' Anti-Malware removes CashReminder completely.
How would the full version of Malwarebytes Anti-Malware help protect me?

We hope our application and this guide have helped you eradicate this hijacker.

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the CashReminder adware. It would have warned you before the rogue 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:
O23 - Service: CashReminder - Unknown owner - C:\Program Files\CashReminder\CashReminder.exe
Possible signs in a FRST log:
 S2 CashReminder; C:\Program Files\CashReminder\CashReminder.exe [443840 2015-03-18] ()
 R1 crfilterdrv; C:\Windows\System32\drivers\crfilterdrv.sys [43848 2015-02-26] (Windows (R) Win 7 DDK provider)
 () C:\Program Files\CashReminder
 (Windows (R) Win 7 DDK provider) C:\Windows\system32\Drivers\crfilterdrv.sys
Alterations made by the installer:
File system details  
    Adds the folder C:\Program Files\CashReminder
       Adds the file CashReminder.exe"="3/18/2015 11:15 AM, 443840 bytes, A
       Adds the file libeay32.dll"="1/21/2015 4:47 PM, 1265664 bytes, A
       Adds the file nfapi.dll"="1/21/2015 4:47 PM, 118784 bytes, A
       Adds the file nfregdrv.exe"="1/21/2015 4:47 PM, 49152 bytes, A
       Adds the file ProtocolFilters.dll"="3/13/2015 1:14 PM, 249856 bytes, A
       Adds the file ssleay32.dll"="1/21/2015 4:47 PM, 352256 bytes, A
       Adds the file uninstall.exe"="3/18/2015 1:14 PM, 40246 bytes, A
    In the existing folder C:\Windows\System32\drivers
       Adds the file crfilterdrv.sys"="2/26/2015 3:03 AM, 43848 bytes, A

Registry details  
       "InstID"="REG_SZ", "YKZcCUgkH7WM8idoMp0JfmNUTUMSBUXh"
       "Version"="REG_SZ", "1.0.0"
       "Comments"="REG_SZ", "CashReminder will remind you when you can earn a percent of your money back shopping online and related products with lower prices! (Build: d3fzz0tpqBwKUeQdwHfruKZhZ)"
       "DisplayName"="REG_SZ", "CashReminder"
       "DisplayVersion"="REG_SZ", "1.0.0"
       "Publisher"="REG_SZ", "Related Deals LLC"
       "QuietUninstallString"="REG_SZ", ""C:\Program Files\CashReminder\uninstall.exe" /S"
       "UninstallString"="REG_SZ", ""C:\Program Files\CashReminder\uninstall.exe" /S"
       "Description"="REG_SZ", "CashReminder will remind you when you can earn a percent of your money back shopping online and related products with lower prices!"
       "DisplayName"="REG_SZ", "CashReminder"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "C:\Program Files\CashReminder\CashReminder.exe"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "DisplayName"="REG_SZ", "crfilterdrv"
       "ErrorControl"="REG_DWORD", 1
       "Group"="REG_SZ", "PNP_TDI"
       "ImagePath"="REG_EXPAND_SZ, "system32\drivers\crfilterdrv.sys"
       "Start"="REG_DWORD", 1
       "Tag"="REG_DWORD", 11
       "Type"="REG_DWORD", 1
       "0"="REG_SZ", "Root\LEGACY_CRFILTERDRV\0000"
       "Count"="REG_DWORD", 1
       "NextInstance"="REG_DWORD", 1
Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware

Scan Date: 3/18/2015
Scan Time: 1:36:42 PM
Logfile: mbamCashReminder.txt
Administrator: Yes

Malware Database: v2015.03.18.03
Rootkit Database: v2015.02.25.01
License: Free
Malware Protection: Disabled
Malicious Website Protection: Disabled
Self-protection: Disabled

OS: Windows 7 Service Pack 1
CPU: x86
File System: NTFS
User: Malwarebytes

Scan Type: Threat Scan
Result: Completed
Objects Scanned: 294599
Time Elapsed: 3 min, 46 sec

Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Enabled
PUM: Enabled

Processes: 0
(No malicious items detected)

Modules: 0
(No malicious items detected)

Registry Keys: 3
PUP.Optional.CRFilter.A, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\crfilterdrv, Quarantined, [22d958ee2961f343764dbeed6c97de22], 
PUP.Optional.CashReminder, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\CashReminder, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\CashReminder, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 

Registry Values: 0
(No malicious items detected)

Registry Data: 0
(No malicious items detected)

Folders: 1
PUP.Optional.CashReminder, C:\Program Files\CashReminder, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 

Files: 8
PUP.Optional.CRFilter.A, C:\Windows\System32\drivers\crfilterdrv.sys, Quarantined, [22d958ee2961f343764dbeed6c97de22], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\CashReminder.exe, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\libeay32.dll, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\nfapi.dll, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\nfregdrv.exe, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\ProtocolFilters.dll, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\ssleay32.dll, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 
PUP.Optional.CashReminder, C:\Program Files\CashReminder\uninstall.exe, Quarantined, [62997bcbfe8c9a9c355db38e9c69e719], 

Physical Sectors: 0
(No malicious items detected)

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
Save yourself the hassle and get protected.
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