(Source: SecureWorks) Reentry attempt After BRONZE UNION was evicted from a compromised environment, which involved blocking the group's known infrastructure, CTU researchers observed the group attempting to reconnect to its OWA web shells and a backup web shell it had deployed during the intrusion
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: (Source: SecureWorks) Reentry attempt After BRONZE UNION was evicted from a compromised environment, which involved blocking the group's known infrastructure, CTU researchers observed the group attempting to reconnect to its OWA web shells and a backup web shell it had deployed during the intrusion ### Response: T1505.003.