Infostealer attacks are becoming an increasingly serious threat. Over the past few years, infostealer malware has increasingly become the weapon of choice for cybercriminals as a low-hanging fruit tactic to carry out high-impact data breaches due to their simplicity, vast availability, and low cost.
The Trustwave SpiderLabs Threat Intelligence team recently discovered a new version of the SYS01 infostealer during our ongoing research of malicious activity on Facebook. With over 2.9 billion monthly active users and 200 million business accounts on Facebook, this infostealer poses a significant risk.
