General

  • Target

    2024-02-01_35b13a59b337817d0dd970851a787ebe_ryuk

  • Size

    212KB

  • Sample

    240201-q1alqsgehn

  • MD5

    35b13a59b337817d0dd970851a787ebe

  • SHA1

    2c76b02c2c1b84bad236a89b7a2021694901ac8d

  • SHA256

    146a9cad779f2ded42d1254c7c722742fb25d3871babe0dc76555ee28b65a6f8

  • SHA512

    0c4c542a96e177284bec34295cf03122df88847c750d036bc577b62b75c0b4d58756b21500a01018855dd307c57a6238bb866345a3bab1be9dc76b6403fedce2

  • SSDEEP

    3072:skoemwJEECCvcVbQQFrUoR19V6To0Hqs3WvS1:ZEECCElQk3wqF+

Score
10/10

Malware Config

Extracted

Path

C:\Users\RyukReadMe.txt

Family

ryuk

Ransom Note
Your network has been penetrated. All files on each network host have been encrypted with a strong algorithm. Backups were encrypted too. Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover. Only we have exclusive decryption software, suitable for your situation. More than a year ago, world experts recognized the impossibility of such encryption deciphering by any means except the original decoder. No decryption software is available in the public. Antivirus companies, researchers, IT specialists, and any other persons cannot help you to decipher the data. Decryption takes from ten minutes up to several hours. It is performed automatically and doesn't require from you any actions except decoder launching. DO NOT RESET OR SHUTDOWN SYSTEM � files may be damaged. DO NOT DELETE readme files. To confirm our honest intentions. Send 2 different random files and you will get them back decrypted. It can be from different computers on your network to be sure that one key decrypts everything. We will unlock 2 files for free. To get info (decrypt your files) contact us a KaysynKuechle@protonmail.com or StridDeana1995@protonmail.com You will receive btc address for payment in the reply letter Ryuk No system is safe
Emails

KaysynKuechle@protonmail.com

StridDeana1995@protonmail.com

Targets

    • Target

      2024-02-01_35b13a59b337817d0dd970851a787ebe_ryuk

    • Size

      212KB

    • MD5

      35b13a59b337817d0dd970851a787ebe

    • SHA1

      2c76b02c2c1b84bad236a89b7a2021694901ac8d

    • SHA256

      146a9cad779f2ded42d1254c7c722742fb25d3871babe0dc76555ee28b65a6f8

    • SHA512

      0c4c542a96e177284bec34295cf03122df88847c750d036bc577b62b75c0b4d58756b21500a01018855dd307c57a6238bb866345a3bab1be9dc76b6403fedce2

    • SSDEEP

      3072:skoemwJEECCvcVbQQFrUoR19V6To0Hqs3WvS1:ZEECCElQk3wqF+

    Score
    10/10
    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

    • Detects command variations typically used by ransomware

    • Drops desktop.ini file(s)

MITRE ATT&CK Matrix ATT&CK v13

Tasks