Overview

overview

10

Static

static

10

HEUR-Troja...a5.exe

windows7-x64

10

HEUR-Troja...a5.exe

windows10-2004-x64

10

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General

  • Target

    HEUR-Trojan-Ransom.MSIL.Encoder.gen-d8784f71e2b19bc6750598f8cdebd6100add67bc8ca727aeee905d101abf77a5.exe

  • Size

    50KB

  • Sample

    220922-v91lqsfham

  • MD5

    38e37cf8e2d5c41a849ef6c41f183dc3

  • SHA1

    b3a1ebb4788e7925934299669806552a92c5c78f

  • SHA256

    d8784f71e2b19bc6750598f8cdebd6100add67bc8ca727aeee905d101abf77a5

  • SHA512

    82b3d3d7208fc8608e3d656d6c803e674118eb13b3f79ae0e82d962a54ea71b839bb96c69eb85ee92608327098daf226fdf4ebb06f0606c7cb7975d4135dfac4

  • SSDEEP

    768:ia7eCmQkZFMbwM1JmOj7Sfbb4P4THRmcVCEzL+2jBlUT0Iao0AzKYcKV1:nXbNJDiTb4PyHRmc5+2wFao0azV1

Score
10/10
legionlockerevasionpersistenceransomware

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\LegionReadMe.txt

Ransom Note
Ooops! All your important files are encrypted! What happend to my computer? All your important files are encrypted. No one can help you to restore files without our special decryptor Backups were either encrypted or deleted. Shadow copies also removed. If you want to restore some of your files for free write to email (contact is below) and attach 2-3 encrypted files. You will receive decrypted samples. To decrypt other files you have to pay $50. How do i pay? Payment is accepted in Bitcoin only. Please check the current price of Bitcoin and buy some Bitcoins. And send the correct amount to the address specified at the bottom of the sheet. Contact: 1.Download Tor browser (https://www.torproject.org/) 2.Create account on mail2tor (http://mail2tor2zyjdctd.onion/) 3.Write email to us ([email protected]) In case of no anwser in 72 hours write us to this email: [email protected] What if i already paid? Send your Bitcoin wallet ID to e-mail provided above. Attention! 1.Do not modify encrypted files. 2.Do not try decrypt your data using third party software, it may cause pernament data loss. Our Bitcoin address: 131fjhrB4wH8j6adZXudp1Wn23pR33tpAh
Wallets

131fjhrB4wH8j6adZXudp1Wn23pR33tpAh

URLs

http://mail2tor2zyjdctd.onion/

Targets

    • Target

      HEUR-Trojan-Ransom.MSIL.Encoder.gen-d8784f71e2b19bc6750598f8cdebd6100add67bc8ca727aeee905d101abf77a5.exe

    • Size

      50KB

    • MD5

      38e37cf8e2d5c41a849ef6c41f183dc3

    • SHA1

      b3a1ebb4788e7925934299669806552a92c5c78f

    • SHA256

      d8784f71e2b19bc6750598f8cdebd6100add67bc8ca727aeee905d101abf77a5

    • SHA512

      82b3d3d7208fc8608e3d656d6c803e674118eb13b3f79ae0e82d962a54ea71b839bb96c69eb85ee92608327098daf226fdf4ebb06f0606c7cb7975d4135dfac4

    • SSDEEP

      768:ia7eCmQkZFMbwM1JmOj7Sfbb4P4THRmcVCEzL+2jBlUT0Iao0AzKYcKV1:nXbNJDiTb4PyHRmc5+2wFao0azV1

    Score
    10/10
    evasionpersistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Disables Task Manager via registry modification

      evasion

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks