The SPEAR™ Team has once again jumped back into tracking and monitoring threats following public disclosure, to discover what happens next. What we’ve found is that the current barrier to bypass existing defense solutions is so low that attackers need only make very minor changes to continue to use publicly disclosed malware effectively. El Machete is one of these threats that was first publicly disclosed and named by Kaspersky here

https://www.cylance.com/en_us/blog/el-machete-malware-attacks-cut-through-latam.html