What is POS malware?
The Malwarebytes research team has determined that POS Malware is an information stealing application. These so-called "process-scanners" look at the processes that are active on your computer and try to steal the credit card information they find there.
For a more elaborate description please read this post by Joshua Cannell on our blog.
You are strongly advised to follow our removal instructions below.
How do I know if I am infected with POS Malware?
You may have seen this warning sign when the malware scanned the processes loaded in the memory of your computer:
How did the POS Malware get on my computer?
POS malware uses different methods for spreading. This particular one came from an infected point-of-sale system.
How do I remove POS Malware?
Our program Malwarebytes Anti-Malware can detect and remove this application.
- Please download Malwarebytes Anti-Malware to your desktop.
- Double-click mbam-setup.exe and follow the prompts to install the program.
- At the end, be sure a check-mark is placed next to the following:
- Update Malwarebytes Anti-Malware
- Launch Malwarebytes Anti-Malware
- Then click Finish.
- If an update is found, it will download and install the latest version.
- Once the program has loaded, select Perform quick scan, then click Scan.
- When the scan is complete, click OK, then Show Results to view the results.
- Be sure that everything is checked, and click Remove Selected. Reboot your computer if prompted.
- When completed, a log will open in Notepad. The rogue application should now be gone.
Is there anything else I need to do to get rid of POS Malware?
- No, Malwarebytes' Anti-Malware removes POS Malware completely.
- You should however closely monitor your transactions and block your credit cards in case of any suspicious activity.
How would the full version of Malwarebytes Anti-Malware help protect me?
We hope our application has helped you eradicate this malicious software. If your current security solution let this infection through, you might please consider purchasing the FULL version of Malwarebytes Anti-Malware for additional protection.
As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the POS Malware. 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
Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware 18.104.22.1680 www.malwarebytes.org Database version: v2014.01.18.03 Windows 7 Service Pack 1 x86 NTFS Internet Explorer 10.0.9200.16721 Malwarebytes :: MBAMPC [administrator] 1/18/2014 3:22:15 PM mbam-log-2014-01-18 (15-22-15).txt Scan type: Quick scan Scan options enabled: Memory | Startup | Registry | File System | Heuristics/Extra | Heuristics/Shuriken | PUP | PUM Scan options disabled: P2P Objects scanned: 185255 Time elapsed: 2 minute(s), 52 second(s) Memory Processes Detected: 0 (No malicious items detected) Memory Modules Detected: 0 (No malicious items detected) Registry Keys Detected: 0 (No malicious items detected) Registry Values Detected: 0 (No malicious items detected) Registry Data Items Detected: 0 (No malicious items detected) Folders Detected: 0 (No malicious items detected) Files Detected: 1 C:\Users\Malwarebytes\Desktop\mmon2.exe (Trojan.ProcessScanner) -> Quarantined and deleted successfully. (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