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.
- No, Malwarebytes' Anti-Malware removes CashReminder completely.
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.exePossible 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.sysAlterations 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 ------------------------------------------ [HKEY_LOCAL_MACHINE\SOFTWARE\CashReminder] "InstID"="REG_SZ", "YKZcCUgkH7WM8idoMp0JfmNUTUMSBUXh" "Version"="REG_SZ", "1.0.0" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CashReminder] "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" [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\CashReminder] "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 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\crfilterdrv "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 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\crfilterdrv\Enum] "0"="REG_SZ", "Root\LEGACY_CRFILTERDRV\0000" "Count"="REG_DWORD", 1 "NextInstance"="REG_DWORD", 1Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware www.malwarebytes.org Scan Date: 3/18/2015 Scan Time: 1:36:42 PM Logfile: mbamCashReminder.txt Administrator: Yes Version: 2.01.0.1004 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) (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