General

  • Target

    248fc2f3ee9edf8264afe74c7b2f381a3a259fb790cfdbaec90bccf7119be266

  • Size

    149KB

  • Sample

    220220-k8n67scacn

  • MD5

    3159804eeee22d4b70a4b2c3249f8bed

  • SHA1

    e7048b671e95d3927199d2529ee400ab39a1a804

  • SHA256

    248fc2f3ee9edf8264afe74c7b2f381a3a259fb790cfdbaec90bccf7119be266

  • SHA512

    ee0a6f9418bf786672fe4ac31b9480312c533c0e132cc61dcb8551e655ae0a768600f41098f0354794d5e6316159fe0d1ee6b140897211290632de511ab9ffdc

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 viezedmivol1982@protonmail.com or GabeOneill@tutanota.com BTC wallet: 1CbP3cgi1Bcjuz6g2Fwvk4tVhqohqAVpDQ Ryuk No system is safe
Emails

viezedmivol1982@protonmail.com

GabeOneill@tutanota.com

Wallets

1CbP3cgi1Bcjuz6g2Fwvk4tVhqohqAVpDQ

Targets

    • Target

      248fc2f3ee9edf8264afe74c7b2f381a3a259fb790cfdbaec90bccf7119be266

    • Size

      149KB

    • MD5

      3159804eeee22d4b70a4b2c3249f8bed

    • SHA1

      e7048b671e95d3927199d2529ee400ab39a1a804

    • SHA256

      248fc2f3ee9edf8264afe74c7b2f381a3a259fb790cfdbaec90bccf7119be266

    • SHA512

      ee0a6f9418bf786672fe4ac31b9480312c533c0e132cc61dcb8551e655ae0a768600f41098f0354794d5e6316159fe0d1ee6b140897211290632de511ab9ffdc

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks