- Distribution Method : Unknown
- MD5 : 689c2fe103ad3708cb9c575202d4c3e0
- Major Detection Name : Ransomware/Win.VOIDCRYPT.C4454770 (AhnLab V3), Ransom:Win32/VoidCrypt.PAA!MTB (Microsoft)
- Encrypted File Pattern : .[Decryptioncenter2016@gmail.com][MJ-<Random>].DECcenter
- Malicious File Creation Location :
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\<Random>.exe
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Decrypt-info.txt
- C:\ProgramData\IDk.txt
- C:\ProgramData\pkey.txt
- C:\ProgramData\prvkey<Number>.txt
- C:\ProgramData\prvkey<Number>.txt.key
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Decrypt-info.txt
- Payment Instruction File : Decrypt-info.txt
- Major Characteristics :
- Offline Encryption
- Zeropadypt Ransomware series
- Turns off Windows Firewall (netsh advfirewall set currentprofile state off, netsh firewall set opmode mode=disable)
- Disable and Blocks Task Manager (DisableTaskmgr)
- Block processes execution (msftesql.exe, mysqld.exe, mysqld-opt.exe, sqlagent.exe, sqlbrowser.exe, sqlserver.exe etc.)
- Stop multi services (MSDTC, MSSQLSERVER, SQLBrowser, SQLSERVERAGENT, SQLWriter, vds etc.)
- Disable system restore (bcdedit /set {default} bootstatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no, wbadmin delete catalog -quiet)
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