w11_shadow_copies

Windows 11 Shadow Copies On Windows 11, the built-in vssadmin can list, delete or resize Shadow Copies, but Microsoft removed the ability to create them. However, you can still do it by interacting directly with the Volume Shadow Copy Service VSS API, which I already used in my other tool SAMDump...

Raccine

Raccine シンプルなランサムウェア対策 なぜ ランサムウェアが vssadmin を使ってすべてのシャドウコピーを削除するのをよく見かけます。その要求をインターセプトして、呼び出したプロセスを強制終了できたらどうでしょうか？シンプルなワクチンを作ってみましょう。 仕組み 私たちは、コンパイル済みの raccine.exe を vssadmin.exe（および wmic.exe）用のデバッガとして登録します。Raccine は、まず親プロセスの PID をすべて収集し、その後すべての親プロセスを強制終了しようとするバイナリです。 長所: この方法はかなり汎用的です...

Partner Perspectives – Detecting Ransomware: Behind the Scenes of an Attack

Editor's Note: This blog originally appeared on RedCanary.com Ransomware has been the threat of the year. If you’ve had even a lazy eye on current events in information security, you’ve heard about the WannaCry infection that recently took out endpoints for hundreds of companies. By now you’ve...

0x80042317 or Error: VSSControl: -2147212521

Challenge A task fails with the following error: Failed to prepare guest for hot backup. Error: VSSControl: -2147212521 Backup job failed. Discovery phase failed. Cannot add volumes to the snapshot set. Cannot add a volume to the snapshot set. Volume name:...

PsExec NTDS.dit And SYSTEM Hive Download Utility

This module authenticates to an Active Directory Domain Controller and creates a volume shadow copy of the %SYSTEMDRIVE%. It then pulls down copies of the ntds.dit file as well as the SYSTEM hive and stores them. The ntds.dit and SYSTEM hive copy can be used in combination with other tools for...