New
#30
Cisco Talos thinks this may be an inside job. Since Avast recently merged with Piriform, one might speculate that the Czech Anti-Virus vendor might have rogue employee in the house.
"It is also possible that an insider with access to either the development or build environments within the organization intentionally included the malicious code or could have had an account (or similar) compromised which allowed an attacker to include the code."