Driver of destruction: How a legitimate driver is being used to take down AV processes

Threat Score:
48
Kaspersky Securelist
4 days ago
Driver of destruction: How a legitimate driver is being used to take down AV processes

Overview

Table of Contents Introduction Incident overview The AV killer analysis Calling kernel functions Process killer main routine YARA rule Victims Attribution Conclusion and recommendations Tactics, techniques and procedures Indicators of compromise Cristian Souza Ashley Muñoz Eduardo Ovalle Francesco Figurelli Anderson Leite Introduction In a recent incident response case in Brazil, we spotted intriguing new antivirus (AV) killer software that has been circulating in the wild since at least October...

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