ryuk

General

Target

aa356e1d445cca768a71f037d6a0111e613213bf2fd67fffdeae346001143bf6
Size

170KB
Sample

220220-d2ntjagcd2
MD5

0e53108935aa122b8faeda0de6fae8bd
SHA1

fd7491b116e3695b832c171b6c003773fa95342b
SHA256

aa356e1d445cca768a71f037d6a0111e613213bf2fd67fffdeae346001143bf6
SHA512

df74ad57514cf8866a738f7ab3058a51f3ca7450bc63affc0ff05facc1e43e5d19dc1f23daa0ec7fc03312eacff2ff9e1233e6e420935365a260babc93d0d3d4

Score

10^/10

Malware Config

Extracted

Path

C:\RyukReadMe.txt

Family

ryuk

Ransom Note

Your network has been penetrated. All files on each host in the network have been encrypted with a strong algorithm. Backups were either encrypted or deleted or backup disks were formatted. Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover. We exclusively have decryption software for your situation No decryption software is available in the public. DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME OR MOVE the encrypted and readme files. DO NOT DELETE readme files. This may lead to the impossibility of recovery of the certain files. To get info (decrypt your files) contact us at [email protected] or [email protected] BTC wallet: 14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk Ryuk No system is safe

Emails

[email protected]

Wallets

14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk

Targets

- Target
  
  aa356e1d445cca768a71f037d6a0111e613213bf2fd67fffdeae346001143bf6
- Size
  
  170KB
- MD5
  
  0e53108935aa122b8faeda0de6fae8bd
- SHA1
  
  fd7491b116e3695b832c171b6c003773fa95342b
- SHA256
  
  aa356e1d445cca768a71f037d6a0111e613213bf2fd67fffdeae346001143bf6
- SHA512
  
  df74ad57514cf8866a738f7ab3058a51f3ca7450bc63affc0ff05facc1e43e5d19dc1f23daa0ec7fc03312eacff2ff9e1233e6e420935365a260babc93d0d3d4
Score

10^/10

ryuk persistence ransomware
- Ryuk
  Ransomware distributed via existing botnets, often Trickbot or Emotet.
  ransomware ryuk
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application
  persistence
behavioral1 behavioral2