General

  • Target

    fc37a3d528d78094c64df220fc1d246c_JaffaCakes118

  • Size

    3.4MB

  • Sample

    240928-nptt5atejn

  • MD5

    fc37a3d528d78094c64df220fc1d246c

  • SHA1

    56feeb4fd41f5860b635f090713cbaaeccb7fe78

  • SHA256

    1eccfb5a45db2d32b1aa41fb890bf4904ec6e82ca50e4ad84e9011c9dabcbf1a

  • SHA512

    ff7b4e4710ccf089037e100bc15563c19d8cc3cf8745d7e9051e31e7f65c7f23d14f01d1b7c2e94b1bef9b49249b56c05ebf1061c4c400952685b48ff2189b2a

  • SSDEEP

    98304:dqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3Z:dqPe1Cxcxk3ZAEUadzR8yc4gJ

Malware Config

Extracted

Path

C:\Users\Admin\Documents\@[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\@[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

      fc37a3d528d78094c64df220fc1d246c_JaffaCakes118

    • Size

      3.4MB

    • MD5

      fc37a3d528d78094c64df220fc1d246c

    • SHA1

      56feeb4fd41f5860b635f090713cbaaeccb7fe78

    • SHA256

      1eccfb5a45db2d32b1aa41fb890bf4904ec6e82ca50e4ad84e9011c9dabcbf1a

    • SHA512

      ff7b4e4710ccf089037e100bc15563c19d8cc3cf8745d7e9051e31e7f65c7f23d14f01d1b7c2e94b1bef9b49249b56c05ebf1061c4c400952685b48ff2189b2a

    • SSDEEP

      98304:dqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3Z:dqPe1Cxcxk3ZAEUadzR8yc4gJ

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • 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

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks