ryuk

General

Target

1659503da5d0318c6025ea87b125b4917d53f4f666461b42d7cc2552ac2b3992
Size

155KB
Sample

220220-lxrcvsccfl
MD5

c5609ab395ee733f889c28d9f93f2af3
SHA1

ee4099fc9381c45aaa32505521a8dbc1daf3ff78
SHA256

1659503da5d0318c6025ea87b125b4917d53f4f666461b42d7cc2552ac2b3992
SHA512

39fa80bc077b24b1f8814b19722613b472343dded1fd14b1231e11a6b03c2ae477db2f787a4f2d72b39b611c2070ad833068e2e01fd18e9cab257414e2ce1caf

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: 1CN2iQbBikFK9jM34Nb3WLx5DCenQLnbXp Ryuk

Emails

[email protected]

Wallets

1CN2iQbBikFK9jM34Nb3WLx5DCenQLnbXp

Targets

- Target
  
  1659503da5d0318c6025ea87b125b4917d53f4f666461b42d7cc2552ac2b3992
- Size
  
  155KB
- MD5
  
  c5609ab395ee733f889c28d9f93f2af3
- SHA1
  
  ee4099fc9381c45aaa32505521a8dbc1daf3ff78
- SHA256
  
  1659503da5d0318c6025ea87b125b4917d53f4f666461b42d7cc2552ac2b3992
- SHA512
  
  39fa80bc077b24b1f8814b19722613b472343dded1fd14b1231e11a6b03c2ae477db2f787a4f2d72b39b611c2070ad833068e2e01fd18e9cab257414e2ce1caf
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