General

  • Target

    FirefoxPortable_124.0_German.paf.exe

  • Size

    128.6MB

  • Sample

    240404-nxc7caeb3y

  • MD5

    78d73860b8402516a1da03ea38b94de6

  • SHA1

    5acd6fd1db7e8792bd0c5f8c7bbab9e826d6cf1c

  • SHA256

    fbd14a801dfd7473447ff77e13e8a0a0070459ce871b1222ed38faa9c67ef210

  • SHA512

    2f95c4a977569dc5d8272c778aecc595f5317fd6b1531fee181a607b05fad76b4c33760cd3d016955b96c3c6b12de2449ddc59d185c31caf48a57fcb46904c1c

  • SSDEEP

    3145728:XtyKufiNMRj5G306aqKTllYe+T2bfrTAHOi8UIqZ2fj:9yKybfG3RglFTHTAHx8U2j

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.zip\@[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

Targets

    • Target

      FirefoxPortable_124.0_German.paf.exe

    • Size

      128.6MB

    • MD5

      78d73860b8402516a1da03ea38b94de6

    • SHA1

      5acd6fd1db7e8792bd0c5f8c7bbab9e826d6cf1c

    • SHA256

      fbd14a801dfd7473447ff77e13e8a0a0070459ce871b1222ed38faa9c67ef210

    • SHA512

      2f95c4a977569dc5d8272c778aecc595f5317fd6b1531fee181a607b05fad76b4c33760cd3d016955b96c3c6b12de2449ddc59d185c31caf48a57fcb46904c1c

    • SSDEEP

      3145728:XtyKufiNMRj5G306aqKTllYe+T2bfrTAHOi8UIqZ2fj:9yKybfG3RglFTHTAHx8U2j

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Drops startup file

    • Modifies file permissions

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      4add245d4ba34b04f213409bfe504c07

    • SHA1

      ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

    • SHA256

      9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

    • SHA512

      1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

    • SSDEEP

      192:VjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZv0QPi:B/Qlt7wiij/lMRv/9V4bvr

    Score
    3/10
    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      1d8f01a83ddd259bc339902c1d33c8f1

    • SHA1

      9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

    • SHA256

      4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

    • SHA512

      28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

    • SSDEEP

      96:o4Ev02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YsNqkzfFc:o4EvCu5e81785qHFcU0PuAw0uyGIFc

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks