Ss-bet-001_s.7z -

Volt Typhoon (also known as Bronze Silhouette or Vanguard Panda).

The actor uses the 7z.exe utility to compress and password-protect stolen data before exfiltrating it from the victim's network. SS-Bet-001_s.7z

Restrict the use of administrator accounts and audit any use of built-in Windows tools for non-administrative tasks. Volt Typhoon (also known as Bronze Silhouette or

Security professionals monitor for the execution of commands like 7z.exe a -p {REDACTED} c:\windows\temp\SS-Bet-001_s.7z . Because the file name often follows specific patterns or remains consistent across different victims, its presence is a high-confidence indicator of a compromise. Mitigations often protected with a password.

.7z (a 7-Zip compressed archive), often protected with a password.