The stealer malware known as LummaC2 (aka Lumma Stealer) now features a new anti-sandbox technique that leverages the mathematical principle of trigonometry to evade detection and exfiltrate valuable information from infected hosts.
The method is designed to "delay detonation of the sample until human mouse activity is detected," Outpost24 security researcher Alberto Marín said in a technical
Threat actors are selling a new crypter and loader called ASMCrypt, which has been described as an "evolved version" of another loader malware known as DoubleFinger.
"The idea behind this type of malware is to load the final payload without the loading process or the payload itself being detected by AV/EDR, etc.," Kaspersky said in an analysis published this week.
DoubleFinger was first
A .NET-based evasive crypter named DarkTortilla has been used by threat actors to distribute a broad array of commodity malware as well as targeted payloads like Cobalt Strike and Metasploit, likely since 2015.
"It can also deliver 'add-on packages' such as additional malicious payloads, benign decoy documents, and executables," cybersecurity firm Secureworks said in a Wednesday report. "It
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