General

  • Target

    e35d0d61c0a6ba265e826435eb222ade8272668df6094595fd6a9a21b3f843c3

  • Size

    65KB

  • Sample

    220201-bqm2raeffl

  • MD5

    17c00e51b802ca73c3fe75dc4fc9c4f3

  • SHA1

    df10c7190b811a19abaf3814520a3a78bb0e5194

  • SHA256

    e35d0d61c0a6ba265e826435eb222ade8272668df6094595fd6a9a21b3f843c3

  • SHA512

    4c6cfb7d149be0db7eca2b4f8d6d31d737e134e72956d32154641aaa7ff048b2ee917bb4981bdca3c16c20149ac8f2f46af1582ed72085339513ad187b935cdd

Malware Config

Extracted

Path

C:\Users\Admin\1A5864-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .1a5864 -- 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. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_1a5864: gd1cNH4Y8FJ2niPwMnoRbhSWr0p7t5NBKBhgtI7vWZBWPd4Lhx 09oeK91YSa7Wc/aV/hcW8Z7xT22zNpB6glYucfBa80ZWQgGRxN pL/JQRfl7e57tlVjRArcaS29OGZ0cDqV13ARHukHRl5cN0CB11 lLNQ0Gdc9RnmpX8Qe7l6iBEXuYGmEI2Av15oasGhXpOomUahhh DM5ppxvVVzPvnCIGh3hwH9cblYLmh6tMiS/iw1Jl1nKQNqXt8G T5nlQeUt90dyYWA8jV+0DNuhb5cbFxXcJz884mAA==}
URLs

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\odt\D5105E-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .d5105e -- 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. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_d5105e: 91omBymIktMlfVUQQUMWtYvUlfp58F/ERqW4gTXPG62OWGNWJD HjTgbybD4e+FKOBXhSR/6+Yyt77jSnRKakajsQRpxbtuE9GRxN pDE0PLwHOFnxVQBcs6hK5WkIYpN03kXSbMXYWi3g1X1j6n4Mzj XxCMwjzJPl4RR0G0uyco/YgLKtTZh28yuqFDAlG91d4+9OCiNp Va4oMVWt7jvuu82XJJyljZ9WB8HHHq/J0GGIfZNORnzarV5aNB P7QBK0j6HVasIUz4EHX/zFV8ZKbSN8TGKsDapT2w==}
URLs

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      e35d0d61c0a6ba265e826435eb222ade8272668df6094595fd6a9a21b3f843c3

    • Size

      65KB

    • MD5

      17c00e51b802ca73c3fe75dc4fc9c4f3

    • SHA1

      df10c7190b811a19abaf3814520a3a78bb0e5194

    • SHA256

      e35d0d61c0a6ba265e826435eb222ade8272668df6094595fd6a9a21b3f843c3

    • SHA512

      4c6cfb7d149be0db7eca2b4f8d6d31d737e134e72956d32154641aaa7ff048b2ee917bb4981bdca3c16c20149ac8f2f46af1582ed72085339513ad187b935cdd

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

2
T1107

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks