https://www.fireeye.com/blog/threat-research/2020/12/evasive-attacker-leverages-solarwinds-supply-chain-compromises-with-sunburst-backdoor.html https://www.fire

https://www.fireeye.com/blog/threat-research/2020/12/evasive-attacker-leverages-solarwinds-supply-chain-compromises-with-sunburst-backdoor.html https://www.fireeye.com/blog/threat-research/2020/12/evasive... You are vastly underestimating the lengths that this attack when to avoid detection. They didn't just hijack Solarwinds updates and inject malware. They did things like concealing the commands of malware in legitimate looking Solarwinds packets. When they infiltrated a place, they had the malware sleep for months. They carefully avoid standard malware detection techniques and you can only do that if you have very sophisticated engineers. This isn't just some scripts someone pulled from the internet.