Memory-scraping malware or RAM Scrapping malware is a
malware
Malware (a portmanteau for ''malicious software'') is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, depri ...
that scans the memory of digital devices, notably
point-of-sale (POS) systems, to collect sensitive personal information, such as credit card numbers and personal identification numbers (PIN) for the purpose of exploitation.
Operation
The magnetic stripe of payment cards hold three different data tracksTrack 1, Track 2 and Track 3.
The POS RAM scrapers were created to implement the use of expression matches to gain access and collect the Track 1 and Track 2 card data from the RAM process memory. Some RAM scrapers use the
Luhn algorithm to check the validity of card data before exfiltration.
See also
*
Point-of-sale malware
References
Malware
Theft
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