ryuk

General

Target

8442a6a136ea46c9c5815736b4ba8a12e7976a21d75c229198d42b1c7213bfe4
Size

131KB
Sample

220220-frlbrsaabr
MD5

c9db89ba61448837bd75b73f5be395c1
SHA1

2175b61a4dbe404498228ec7b9e53890bf0e0b6b
SHA256

8442a6a136ea46c9c5815736b4ba8a12e7976a21d75c229198d42b1c7213bfe4
SHA512

9d7e2259f5eb085e3929a69c4f3907b74c597e26462c7a7becf3ce191890e8f43b30d495a1f66d5028e3a13d07ce2dde0ada8d28cf52ee32026f2efe5e2d3cf4

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 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. More than a year ago, world experts recognized the impossibility of deciphering by any means except the original decoder. No decryption software is available in the public. Antiviruse companies, researchers, IT specialists, and no other persons cant help you encrypt the data. DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT DELETE readme files. To confirm our honest intentions.Send 2 different random files and you will get it decrypted. It can be from different computers on your network to be sure that one key decrypts everything. 2 files we unlock for free To get info (decrypt your files) contact us at [email protected] or [email protected] BTC wallet: 14aJo5L9PTZhv8XX6qRPncbTXecb8Qohqb Ryuk No system is safe

Emails

[email protected]

Wallets

14aJo5L9PTZhv8XX6qRPncbTXecb8Qohqb

Targets

- Target
  
  8442a6a136ea46c9c5815736b4ba8a12e7976a21d75c229198d42b1c7213bfe4
- Size
  
  131KB
- MD5
  
  c9db89ba61448837bd75b73f5be395c1
- SHA1
  
  2175b61a4dbe404498228ec7b9e53890bf0e0b6b
- SHA256
  
  8442a6a136ea46c9c5815736b4ba8a12e7976a21d75c229198d42b1c7213bfe4
- SHA512
  
  9d7e2259f5eb085e3929a69c4f3907b74c597e26462c7a7becf3ce191890e8f43b30d495a1f66d5028e3a13d07ce2dde0ada8d28cf52ee32026f2efe5e2d3cf4
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
- Drops desktop.ini file(s)
behavioral1 behavioral2