[e.g., Quarantining the file, blocking specific IPs, or rotating credentials.]
Document any DNS queries, C2 (Command & Control) IP addresses, or data exfiltration attempts.
List the files found inside the .rar (e.g., .exe , .ps1 , .txt ).
To generate a helpful write-up, I wouldHowever, if this is a file you are investigating, File Name: xsxsxax.rar File Type: RAR Archive Initial Assessment: [e.g., Suspicious, Malicious, Benign]
List files created in \AppData\ , \Temp\ , or modifications to the Windows Registry. Conclusion & Remediation
Describe the process tree after extraction. Does it launch a downloader? Does it attempt to achieve persistence?