ryuk

General

Target

impolite-oil
Size

170KB
Sample

210427-e76w2fxw9j
MD5

dc13d96f8e592de1e29de8a38f4f46dc
SHA1

9fb83cf1f940cfdfeeb492fe9f8ec665a2a56aeb
SHA256

7c5c340e6ab83c34343b740c9e94612bb1980d773a57b35ca5a4221a4e10215e
SHA512

990fe0581a0ec30389a09abd170ec29feff397b06e0c00a91fc0a2111b24b924a631b6779de9c1f9677ad32b54ce578b8bf86a8e011b8ffca2474fe14950e6a5

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
  
  impolite-oil
- Size
  
  170KB
- MD5
  
  dc13d96f8e592de1e29de8a38f4f46dc
- SHA1
  
  9fb83cf1f940cfdfeeb492fe9f8ec665a2a56aeb
- SHA256
  
  7c5c340e6ab83c34343b740c9e94612bb1980d773a57b35ca5a4221a4e10215e
- SHA512
  
  990fe0581a0ec30389a09abd170ec29feff397b06e0c00a91fc0a2111b24b924a631b6779de9c1f9677ad32b54ce578b8bf86a8e011b8ffca2474fe14950e6a5
Score

10^/10

ryuk persistence ransomware spyware stealer
- Ryuk
  Ransomware distributed via existing botnets, often Trickbot or Emotet.
  ransomware ryuk
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral1