[RedLine Stealer](https://attack.mitre.org/software/S1240) is an information-stealer malware variant first identified in 2020.(Citation: ESET RedLine Stealer November 2024)(Citation: Proofpoint RedLine Stealer March 2020)(Citation: Splunk RedLine Stealer June 2023) [RedLine Stealer](https://attack.mitre.org/software/S1240) is a Malware as a Service (MaaS) and was reportedly sold as either a one-time purchase or a monthly subscription service.(Citation: ESET RedLine Stealer November 2024)(Citation: Veriti RedLine Stealer MAAS April 2023) Information obtained from [RedLine Stealer](https://attack.mitre.org/software/S1240) has been known to be sold on the deep and dark web to Initial Access Brokers (IABs), who use or resell the stolen credentials for further intrusions.(Citation: Kroll RedLine Stealer August 2024)(Citation: Veriti RedLine Stealer MAAS April 2023)