13a1fbb9c303f2789f2d2d55e6b915f4d731b70f0ea6b4453364cd65f9cfa8d6

General
Target

13a1fbb9c303f2789f2d2d55e6b915f4d731b70f0ea6b4453364cd65f9cfa8d6

Size

153KB

Sample

220220-l27weacdbl

Score
10 /10
MD5

71d5ee75766497e2c37b20503cf02f53

SHA1

d78c955173c447cb79fb559de122563d90d5358d

SHA256

13a1fbb9c303f2789f2d2d55e6b915f4d731b70f0ea6b4453364cd65f9cfa8d6

SHA512

c365d9dd353a326814dce42cbbaf7c159b605725365dd99efcd3870ff2af31d908bc534a43e2c3c8849808736183f9bb2fbd83785bc3e42123e5847004a5f6eb

Malware Config

Extracted

Path C:\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 BaumbachJamiyha93@protonmail.com or RosanoSu90@protonmail.com You will receive btc address for payment in the reply letter Ryuk No system is safe
Emails

BaumbachJamiyha93@protonmail.com

RosanoSu90@protonmail.com

Targets
Target

13a1fbb9c303f2789f2d2d55e6b915f4d731b70f0ea6b4453364cd65f9cfa8d6

MD5

71d5ee75766497e2c37b20503cf02f53

Filesize

153KB

Score
10/10
SHA1

d78c955173c447cb79fb559de122563d90d5358d

SHA256

13a1fbb9c303f2789f2d2d55e6b915f4d731b70f0ea6b4453364cd65f9cfa8d6

SHA512

c365d9dd353a326814dce42cbbaf7c159b605725365dd99efcd3870ff2af31d908bc534a43e2c3c8849808736183f9bb2fbd83785bc3e42123e5847004a5f6eb

Tags

Signatures

  • Ryuk

    Description

    Ransomware distributed via existing botnets, often Trickbot or Emotet.

    Tags

  • Drops desktop.ini file(s)

Related Tasks

MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Defense Evasion
          Discovery
            Execution
              Exfiltration
                Impact
                  Initial Access
                    Lateral Movement
                      Persistence
                        Privilege Escalation
                          Tasks

                          static1

                          behavioral1

                          10/10

                          behavioral2

                          1/10