General

  • Target

    a008c96c6e8790772a2c2f782eef57f7_JaffaCakes118

  • Size

    909KB

  • Sample

    240612-kdrzlswbqb

  • MD5

    a008c96c6e8790772a2c2f782eef57f7

  • SHA1

    e0a6fc502a846bf41e945cf97b5645f0b750dc8e

  • SHA256

    f01f25a6a6ea86833987ee1a4f6f43c1349258e04e49656765c8830b78720fc4

  • SHA512

    639eae5e1ebb44d10dc9b8763cf45b9e5a74ec50ddf972a6dda3cabc532416ec481ea5c3e47eeb6d0d700f9a7dd1ca54d988beb0c9da70039928d2ed3ba375eb

  • SSDEEP

    12288:dXcAeyJRoWaf5Fs02EMSPiYUfRLfQkRftpRmPyRf7XcNHiqueRvpkLZJXuGynNe1:Z

Malware Config

Extracted

Path

C:\Program Files\Google\Chrome\Application\106.0.5249.119\MEIPreload\4868DA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .4868da -- 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, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_4868da: V17CxxM12F14aw1rm6t/O9SCJasbD83v7rNfDkUUNMm0QbiQKv UX2dgbUAj8OoKipIezo6s1LXVA3bNMDBcD8VvUUUQ64X9F9eFr p4Lmnhl0NpZ/TKBbSu4O9JbEAh4XwBL1L5685ZNtCYOVrjK0dU rtwjYS+dP85vMwvNkYLw7CFKhaYIucXN/jEWPtJ2IUHEn80K/F sI554I9OjE+Z7JCH57mW8z0Xmf7rQL04zrUGZzlO+6E+k9e1Yd 8aBu+EGoOdTgV2ceFoc3It0vhs7Ro2pjaPMT7lTw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files\7-Zip\B8B3C3-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .b8b3c3 -- 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, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_b8b3c3: T3JuNXarnlNskMe1obZ74tsBKyvwKQsjpo5lfyy85KWov9m7/J ZrV2foIpMY1GJJiOnpldQtQUC5TKop2t4tdxq4HtQqAzVo9eFr p2vjpBWPnrkOCkMGKLIl6DLMzJhMN1oAvQrM6E1PkJKYlzakfQ Sozs50vhfVN2SRZARoXzf36W+2RwpUSGS0yWu+iCV5iL5L2coK b7deKYNXKg9kFRjK9AuAR6TI/Jr/HLtJsbwWFjLuJhjSDRTZsv CjdmVn+CYpGEDP45SzBgYkkukxrGdhNw3G8V9EAg==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      a008c96c6e8790772a2c2f782eef57f7_JaffaCakes118

    • Size

      909KB

    • MD5

      a008c96c6e8790772a2c2f782eef57f7

    • SHA1

      e0a6fc502a846bf41e945cf97b5645f0b750dc8e

    • SHA256

      f01f25a6a6ea86833987ee1a4f6f43c1349258e04e49656765c8830b78720fc4

    • SHA512

      639eae5e1ebb44d10dc9b8763cf45b9e5a74ec50ddf972a6dda3cabc532416ec481ea5c3e47eeb6d0d700f9a7dd1ca54d988beb0c9da70039928d2ed3ba375eb

    • SSDEEP

      12288:dXcAeyJRoWaf5Fs02EMSPiYUfRLfQkRftpRmPyRf7XcNHiqueRvpkLZJXuGynNe1:Z

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Renames multiple (7466) files with added filename extension

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

MITRE ATT&CK Enterprise v15

Tasks