Resubmissions

11-01-2025 16:30

250111-tz73dswlfn 3

11-01-2025 16:20

250111-ts8ekswjgj 10

General

  • Target

    Isabel.exe

  • Size

    37.5MB

  • Sample

    250111-ts8ekswjgj

  • MD5

    2be0ce6238577ef91289a4d9d67dee0d

  • SHA1

    67060bfd6088b641e667a49ac3cfb258309ac31c

  • SHA256

    96b077e9959c6d3cd805deb755d7ad6c95576c5452cfa75d997a43013b96a040

  • SHA512

    862629a7d2a4b154660db9062de11bff434bfc27c5b695de5556a79fa8975c2d6352f8e20205ba67d73d99971ee58438004a917cbdd9da1f6062ffba2d2b2820

  • SSDEEP

    786432:cpkr2dY/aBcjJOBHOBIQBajMtWvoJiLE1+XgRKz89G/4ZSb0Funwh6DsN2PIpCrR:ALlBYXOVtmt6

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: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 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

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Targets

    • Target

      Isabel.exe

    • Size

      37.5MB

    • MD5

      2be0ce6238577ef91289a4d9d67dee0d

    • SHA1

      67060bfd6088b641e667a49ac3cfb258309ac31c

    • SHA256

      96b077e9959c6d3cd805deb755d7ad6c95576c5452cfa75d997a43013b96a040

    • SHA512

      862629a7d2a4b154660db9062de11bff434bfc27c5b695de5556a79fa8975c2d6352f8e20205ba67d73d99971ee58438004a917cbdd9da1f6062ffba2d2b2820

    • SSDEEP

      786432:cpkr2dY/aBcjJOBHOBIQBajMtWvoJiLE1+XgRKz89G/4ZSb0Funwh6DsN2PIpCrR:ALlBYXOVtmt6

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Wannacry family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • 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

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

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks