General

  • Target

    sample

  • Size

    276KB

  • Sample

    250501-12dd5axtas

  • MD5

    732abe4be6f9cd69c27ac589017405d5

  • SHA1

    dac558d2e0c50541a1ffb6cff97b1799050039b6

  • SHA256

    d8b6d04d98e6d0674a8ab22030873f3dd447f3b9b6680a8b8f21e83d05a4cf85

  • SHA512

    b640579f9f666b17e0cecb67f64aed176ec39429568e529b5467e2adfdb7bc62302a26e7ffbf5108a648a39438e20371aa34d66fe2f44e0779598470d2feaf90

  • SSDEEP

    3072:w6UH4vpWdxXGWZyEQIEbyBlot92n8Aoj/nOI7AwtN+6I/jUp:HUH4vpWGWZy3IEbNt1AoiIoUp

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\WannaCry-main\WannaCry-main\@[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: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn 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

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.zip\r.wnry

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 %s to this bitcoin address: %s Next, please find an application file named "%s". 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.

Targets

    • Target

      sample

    • Size

      276KB

    • MD5

      732abe4be6f9cd69c27ac589017405d5

    • SHA1

      dac558d2e0c50541a1ffb6cff97b1799050039b6

    • SHA256

      d8b6d04d98e6d0674a8ab22030873f3dd447f3b9b6680a8b8f21e83d05a4cf85

    • SHA512

      b640579f9f666b17e0cecb67f64aed176ec39429568e529b5467e2adfdb7bc62302a26e7ffbf5108a648a39438e20371aa34d66fe2f44e0779598470d2feaf90

    • SSDEEP

      3072:w6UH4vpWdxXGWZyEQIEbyBlot92n8Aoj/nOI7AwtN+6I/jUp:HUH4vpWGWZy3IEbNt1AoiIoUp

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Wannacry family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • 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 v16

Tasks