General

  • Target

    mini_installer.exe

  • Size

    133.5MB

  • Sample

    241116-zzd27stfqd

  • MD5

    53bf10cfc5305a82b77b35a822c853f2

  • SHA1

    5ac9442c9a1ce7abf5c82a84d8342b5ed684b9bd

  • SHA256

    b697691d3b3420eb65fc63f4c467657b789fb0bb4e8a8fd09e07d303b7a3ddfb

  • SHA512

    d242df59a80cd0aa2a2d4b581826e80618180c74c811d55e4f17876f936b4044567b2a01a8dc554ce530865f53de8c0330331c0cdd9c0ffd6388432200a18578

  • SSDEEP

    3145728:VvhqGYqzX2ejfKQpQcUPlNLPxWb651ZHbbvI7zJsGcP0VJTEysb:VZqGqkQtlBgbKFboWGW0Vh0

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

    • Target

      mini_installer.exe

    • Size

      133.5MB

    • MD5

      53bf10cfc5305a82b77b35a822c853f2

    • SHA1

      5ac9442c9a1ce7abf5c82a84d8342b5ed684b9bd

    • SHA256

      b697691d3b3420eb65fc63f4c467657b789fb0bb4e8a8fd09e07d303b7a3ddfb

    • SHA512

      d242df59a80cd0aa2a2d4b581826e80618180c74c811d55e4f17876f936b4044567b2a01a8dc554ce530865f53de8c0330331c0cdd9c0ffd6388432200a18578

    • SSDEEP

      3145728:VvhqGYqzX2ejfKQpQcUPlNLPxWb651ZHbbvI7zJsGcP0VJTEysb:VZqGqkQtlBgbKFboWGW0Vh0

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Wannacry family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

    • Legitimate hosting services abused for malware hosting/C2

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks