Our automated systems are necessary to manage the flow of new samples. The automation also assists us in predicting which samples are malicious and should be detected. We review the likely samples first.
Human analysts use tools such as IDA to view the code.
This sample wasn't very difficult to confirm as malicious:
The fact that it's a Backdoor is there in the code itself:
Add detection — case closed in only few minutes — time to move on to the next.