- Distribution Method : Unknown
- MD5 : 9bb6284c86adacd84beb0d2d21fce950
- Major Detection Name : Ransom.HildaCrypt (Malwarebytes), Ransom-Hildacrypt.a (McAfee)
- Encrypted File Pattern : .HCY!
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Roaming\{<Random>-<Random>-<Random>-<Random>-<Random>}
- C:\Users\%UserName%\AppData\Roaming\{<Random>-<Random>-<Random>-<Random>-<Random>}\JKfgkgj3hjgfhjka.bat
- Payment Instruction File : HILDACRYPTReadMe.html
- Major Characteristics :
- Offline Encryption
- Stop multi services (net stop SQLAgent$SYSTEM_BGC /y, net stop “Sophos Device Control Service” /y, net stop macmnsvc /y, net stop SQLAgent$ECWDB2 /y, net stop “Zoolz 2 Service” /y, net stop McTaskManager /y etc.)
- Disable system restore (vssadmin resize shadowstorage /for=<Drive Letter>: /on=<Drive Letter>: /maxsize=401MB, vssadmin resize shadowstorage /for=<Drive Letter>: /on=<Drive Letter>: /maxsize=unbounded, bcdedit /set {default} recoveryenabled No, bcdedit /set {default} bootstatuspolicy ignoreallfailures, vssadmin Delete Shadows /all /quiet)
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