General

  • Target

    local.exe

  • Size

    125KB

  • Sample

    230606-2cbpnsfh92

  • MD5

    98c7f6b6ddf6a01adb25457e9a3c52b8

  • SHA1

    8fe68e8675b53c801ed110e635e9a9e3d66c9d4d

  • SHA256

    de4c8cc850c5b70212aded154ec4f2ec0836b340397b0b912a0f1434d141a5c6

  • SHA512

    1393e9fcdf844f3c350b961e5bf2669c1739a09009746774cdbbabf6eee28f32d0782524fc57e0b7080eb57183ab38bc8bd83273dff02c67b9b4ba029fb7af67

  • SSDEEP

    3072:BA1LW6KAqdcKNzXjQopiuL5dmTPFtkFeZ5NlGj:BSRKAccKNzNpxL5dWPLJhg

Malware Config

Extracted

Path

C:\Users\Admin\Music\How to decrypt files.txt

Family

targetcompany

Ransom Note
Your personal identifier: HSTMD3LS0T All files on network have been encrypted due to insufficient security. The only way to quickly and reliably regain access to your files is to contact us. The price depends on how fast you write to us. In other cases, you risk losing your time and access to data. Usually time is much more valuable than money. FAQ Q: How to contact us A: * Download Tor Browser - https://www.torproject.org/ * Open link in Tor Browser http://hye34tlszbt562z34d4k36eia2vq5tnhhd3mimrt5n5cdovbqnan3myd.onion/contact * Follow the instructions on the website. Q: What guarantees? A: Before paying, we can decrypt several of your test files. Files should not contain valuable information. Q: Can I decrypt my data for free or through intermediaries? A: Use third party programs and intermediaries at your own risk. Third party software may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price or you can become a victim of a scam.�
URLs

http://hye34tlszbt562z34d4k36eia2vq5tnhhd3mimrt5n5cdovbqnan3myd.onion/contact

Targets

    • Target

      local.exe

    • Size

      125KB

    • MD5

      98c7f6b6ddf6a01adb25457e9a3c52b8

    • SHA1

      8fe68e8675b53c801ed110e635e9a9e3d66c9d4d

    • SHA256

      de4c8cc850c5b70212aded154ec4f2ec0836b340397b0b912a0f1434d141a5c6

    • SHA512

      1393e9fcdf844f3c350b961e5bf2669c1739a09009746774cdbbabf6eee28f32d0782524fc57e0b7080eb57183ab38bc8bd83273dff02c67b9b4ba029fb7af67

    • SSDEEP

      3072:BA1LW6KAqdcKNzXjQopiuL5dmTPFtkFeZ5NlGj:BSRKAccKNzNpxL5dWPLJhg

    • TargetCompany

      Ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Renames multiple (6824) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Renames multiple (6857) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • Deletes itself

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v6

Tasks