General

  • Target

    eaef25ab1f59492ffc735a386294b69f_JaffaCakes118

  • Size

    65KB

  • Sample

    240919-j9p98azbnq

  • MD5

    eaef25ab1f59492ffc735a386294b69f

  • SHA1

    76cc795c39cc19465c24825dc5ebafd7f944ea7e

  • SHA256

    4f7bdda79e389d6660fca8e2a90a175307a7f615fa7673b10ee820d9300b5c60

  • SHA512

    a812186ff05baa0c194abc2b4becc145f312b885068773f994658ecac2bfd8e1c85acdfe3774728541ed966f46a872d19fee17a53cc07f3f8e2e94be0cdef1c4

  • SSDEEP

    1536:kxZab6DtoaWM7pgUJJooLrIZadXRM0CFU6InWU1dil:3GDtDD7prbooLrWaPM0hWai

Malware Config

Extracted

Path

C:\Program Files (x86)\Common Files\Adobe\Updater6\EB5DDA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .eb5dda -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. Additionally, you must know that your sensitive data has been stolen by our analyst experts and if you choose to no cooperate with us, you are exposing yourself to huge penalties with lawsuits and government if we both don't find an agreement. We have seen it before; cases with multi million costs in fines and lawsuits, not to mention the company reputation and loosing clients trust and the medias calling non-stop for answers. Come chat with us and you could be surprised on how fast we both can find an agreement without getting this incident public. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_eb5dda: iot96hxwvgwLdZ+mxnDf6Zhfg93TlniQSl4MHAahO7L5BYYtg4 hdTYwA9oZ8v6WnzVvZzF6jcIYtI5RC/NPuugTyFHQV9DUxurP5 y4TaXes/6o/wkuwFZ2HvC4IqnRIdDpVtKd5qnHlgkjhIV84Bwx U4Cv4MjHfIN2C5ckWceTIjSigCFnZtZQSUFyHI2AP1X85tG0W4 USEAZojEhtYKwu460UKdXSGtyQoeBTQfTVehEaL3OBGMIC1tpN 9Sw1kVBXC8tayObtgzlHRTVHFJ7DHBQbYqJbHYHA==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\ProgramData\Microsoft\User Account Pictures\1B9799-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .1b9799 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. Additionally, you must know that your sensitive data has been stolen by our analyst experts and if you choose to no cooperate with us, you are exposing yourself to huge penalties with lawsuits and government if we both don't find an agreement. We have seen it before; cases with multi million costs in fines and lawsuits, not to mention the company reputation and loosing clients trust and the medias calling non-stop for answers. Come chat with us and you could be surprised on how fast we both can find an agreement without getting this incident public. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_1b9799: QWJoU71VLbXJK0MRfJGvwByEL7RlG0+WDDZ+MMIi9bRdz/CcqA +fiv3qF8efgYy7Xhs7OLO3tZnuDjZjTCEZF+/KVR4YYdtFurP5 y4SZlxtVjXma3uqo1fAndGetsFzWtiD0O9s9EU0iTaO5Cmhj4l GPdRgBvqGei2fp0S2FH19v3f8edb6CRijN1WekaMvqr8LasozW PRBYvJhhsKWBO9P9ctt8RKIYociTXhYwCEscZY/C5Kur+c9vva 2hzkPR96WXLkjV98teRSlRzteKeBMpw/vl8/48TQ==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      eaef25ab1f59492ffc735a386294b69f_JaffaCakes118

    • Size

      65KB

    • MD5

      eaef25ab1f59492ffc735a386294b69f

    • SHA1

      76cc795c39cc19465c24825dc5ebafd7f944ea7e

    • SHA256

      4f7bdda79e389d6660fca8e2a90a175307a7f615fa7673b10ee820d9300b5c60

    • SHA512

      a812186ff05baa0c194abc2b4becc145f312b885068773f994658ecac2bfd8e1c85acdfe3774728541ed966f46a872d19fee17a53cc07f3f8e2e94be0cdef1c4

    • SSDEEP

      1536:kxZab6DtoaWM7pgUJJooLrIZadXRM0CFU6InWU1dil:3GDtDD7prbooLrWaPM0hWai

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Renames multiple (7408) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Deletes itself

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Enterprise v15

Tasks