LogPOS

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LogPOS is a type of point-of-sale (POS) malware designed to steal payment card information from infected systems. It primarily targets retail environments where POS systems are used to process credit and debit card transactions. LogPOS is known for its ability to capture sensitive card data, which is then used for fraudulent activities. The malware operates by scraping memory from POS systems to extract card details, which are subsequently exfiltrated to remote servers controlled by threat actors. As of October 2023, LogPOS continues to pose a threat to businesses that rely on POS systems for processing transactions.

Overview

LogPOS is a malicious software program specifically engineered to target point-of-sale systems. It is designed to capture and exfiltrate payment card information, including cardholder names, card numbers, expiration dates, and security codes. The malware typically infiltrates POS systems through various infection vectors, such as phishing emails, compromised websites, or direct network access. Once installed, LogPOS operates by scanning the system's memory for unencrypted card data, which it then collects and sends to a command and control (C2) server operated by cybercriminals.

History

LogPOS first emerged in the cybersecurity landscape in 2013, coinciding with a rise in POS-targeted malware attacks. It gained notoriety for its role in several high-profile data breaches affecting retail chains and hospitality businesses. Over the years, LogPOS has evolved, incorporating new techniques to evade detection and improve its data-stealing capabilities. The malware's development reflects a broader trend of cybercriminals targeting POS systems to exploit vulnerabilities and capture valuable payment card information.

Technical characteristics

LogPOS is characterized by its ability to scrape memory from POS systems to extract payment card data. It typically operates by injecting itself into running processes or using rootkit capabilities to remain hidden from security software. The malware is often modular, allowing it to be updated with new features or capabilities as needed. LogPOS is known for its stealthy operation, using techniques such as process hollowing and code injection to avoid detection. It communicates with C2 servers using encrypted channels to exfiltrate stolen data securely.

Infection vector

LogPOS can infiltrate POS systems through multiple infection vectors. Common methods include phishing emails containing malicious attachments or links, which, when opened, download and install the malware. Another vector involves exploiting vulnerabilities in network security, allowing attackers to gain direct access to POS systems. Additionally, compromised websites can serve as a delivery mechanism, using drive-by download attacks to install LogPOS on vulnerable systems. Once inside a network, the malware may spread laterally to other connected POS devices.

Notable campaigns

LogPOS has been involved in several significant cybercrime campaigns targeting retail and hospitality sectors. One of the most notable incidents occurred in 2014, when a major retail chain experienced a data breach resulting in the theft of millions of payment card records. Security researchers attributed the breach to LogPOS, highlighting its effectiveness in capturing and exfiltrating card data. Similar campaigns have targeted smaller businesses, exploiting weak security measures to gain access to POS systems and harvest card information.

Detection and mitigation

Detecting LogPOS requires a combination of technical measures and vigilant monitoring. Security solutions such as antivirus software and intrusion detection systems can help identify and block the malware. Regularly updating software and applying security patches can mitigate vulnerabilities that LogPOS exploits. Network segmentation and the use of firewalls can limit the malware's ability to spread within a network. Additionally, employee training on recognizing phishing attempts and suspicious activity can reduce the risk of initial infection.

LogPOS Infection and Data Exfiltration Process

LogPOS Development Timeline

See also

  • lateral movement

Sources

Categories: Malware
Last updated: October 23, 2026