Malware researcher reverse engineered a threat that went undetected for at least 2 years
Security Affairs
AUGUST 20, 2018
In this stage the JavaScript is loading an encrypted content from the original JAR, using a KEY decrypts such a content and finally loads it (Dynamic Class Loader) on memory in order to fire it up as a new Java code. The full path took me about hours work and the sample covers many obfuscation steps and implementation languages.
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