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様々なランサムウェアに対応するAppCheckの事前防御、自動復旧およびリアルタイムバックアップ機能を映像でご確認いただけます。
- Distribution Method : Unknown
- MD5 : 7905e07d83e158d505a5bf443b332cf0
- Major Detection Name : Generic.Ransom.MedusaLocker.C9F3AC08 (BitDefender), Trojan-Ransom.Win32.Medusa.j (Kaspersky)
- Encrypted File Pattern : .locker16
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Roaming\svchostt.exe
- C:\Windows\System32\Tasks\svchostt
- Payment Instruction File : INFORMATION.html
- Major Characteristics :
- Offline Encryption
- Turns off User Access Control (UAC)
- Block processes execution (360se.exe, axlbridge.exe, Defwatch.exe, MsDtSrvr.exe, RAgui.exe, sqlservr.exe etc.)
- Disable system restore (vssadmin.exe Delete Shadows /All /Quiet, bcdedit.exe /set {default} recoveryenabled No, bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures, wbadmin DELETE SYSTEMSTATEBACKUP, wbadmin DELETE SYSTEMSTATEBACKUP -deleteOldest, wmic.exe SHADOWCOPY /nointeractive)
- Adds svchostt to scheduler to execute "%AppData%\svchostt.exe" Every 15 minutes
- EFI System Partition (X:\) and Recovery Partition (Y:\) drives are activate.