BlackOut Ransomware (<Random Filename> / README_<7-Digit Number>.txt) - Videos - CheckMAL

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Distribution Method : Unknown

MD5 : 23501259ba490cf6fc8e2e7d82a7c22e

Major Detection Name : Ransom.BlackOut (Malwarebytes), Ransom.Win32.BLACKOUT.THEOFAI (Trend Micro)

Encrypted File Pattern : <Random Filename>

Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Temp\Adobe
- C:\Users\%UserName%\AppData\Local\Temp\Adobe\<Random>.exe

Payment Instruction File : README_<7-Digit Number>.txt

Major Characteristics :
- Offline Encryption
- Generate a fake Windows Updates lock screen when encrypting files
- Disable and Blocks Task Manager (DisableTaskmgr / taskmgr)
- Block processes execution (firefoxconfig, mysqld, oracle, sqlagent, sqlbrowser, sqlwriter etc.)
- Disable system restore (vssadmin delete shadows /all /quiet, bcdedit.exe /set {default} recoveryenabled no, bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures)