General

  • Target

    49b3ed4c73d8d5a6613b725d40172590_JaffaCakes118

  • Size

    902KB

  • Sample

    240516-gp47jaeh8v

  • MD5

    49b3ed4c73d8d5a6613b725d40172590

  • SHA1

    07e30496992d7087674cf5542c78856f66ff7737

  • SHA256

    1899ff66b76a3f6302fea0afbc26c8452949345d2ea6d987b683c6a0037f22d0

  • SHA512

    026c0a58a56747cbb9efab721382924d6da48c65483325ec868c9c894ff601a0461fa3674f4fa01c570635521cc6e7e8c96efe8765fcf68aa7eb713df988e2a3

  • SSDEEP

    12288:aeeKC+CqCJCqCwCqC7yH5A7+vEeJaZkeq06aQKLI1XqO/bYyoSWjUUFy55576GYj:J

Malware Config

Extracted

Path

C:\Program Files\Microsoft Office\Office14\F9D1F3-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .f9d1f3 -- 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 losing 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_f9d1f3: 3eVJuy4ymrNvv7e5dkEFKDoYCIZdc4rwR8v6u5lHfy4ci8/Q1k 29DQF0k9beNzS3Jg83UsX7fuvwhENvOLd4B4ZyKKxtC9wGCB+0 Z37z0flN6k6u1dhkZJsdKDyTo6IyqYyGbPo1J8//DWs3cJ/+mc m7yJ93m/X9At06P/fOmG+4bqDgcaUdmZr3WSChy48napJ2lqIb OKOipsrzR9s+xXEum3XtF6b1qte9/iBIw9KpXY7SFGlx+OFwAd qjba9LizvBW9JH6Eo8bgR5u3471Qrh+4W55+YQqQ==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files\Microsoft Office\FAACFA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .faacfa -- 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 losing 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_faacfa: AQrnPz7Alv67mn8L7GwX5O3XF9LgSXjOeHsqcd7Az/VNznbWQR hMg06g85UA0nJE/zwxhqnXBNs2+1/jL17FKGat4fU9H91+CB+0 ZzH6rPrcfNKJ/9DY/7+6INLO6XaRRWYFAMBpMogOGfF0QAVxm6 a+96uNl8AKpj49cTV98fr4fqiWnNKBT8XX5iHtIK3GgcnCkqCq woOtiIlZ43fmAogrgS7pKev8cJ7jm2UAuqeQ1g11x/FS5rrnpG M3kLtzYk5Gouw0WtGe+MCcB60woDls6GTqomZIRA==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      49b3ed4c73d8d5a6613b725d40172590_JaffaCakes118

    • Size

      902KB

    • MD5

      49b3ed4c73d8d5a6613b725d40172590

    • SHA1

      07e30496992d7087674cf5542c78856f66ff7737

    • SHA256

      1899ff66b76a3f6302fea0afbc26c8452949345d2ea6d987b683c6a0037f22d0

    • SHA512

      026c0a58a56747cbb9efab721382924d6da48c65483325ec868c9c894ff601a0461fa3674f4fa01c570635521cc6e7e8c96efe8765fcf68aa7eb713df988e2a3

    • SSDEEP

      12288:aeeKC+CqCJCqCwCqC7yH5A7+vEeJaZkeq06aQKLI1XqO/bYyoSWjUUFy55576GYj:J

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Renames multiple (7461) files with added filename extension

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

MITRE ATT&CK Enterprise v15

Tasks