General

  • Target

    fd3489f6067ef7ca3999776205839424cb7349134baaeb693abcecaa2c5bf913.exe

  • Size

    69KB

  • Sample

    220629-w6e2asbhem

  • MD5

    fcedea8111abbb61e40fa5ed486fd434

  • SHA1

    1d837e6ece7ff326fcbeff7994744f7bd5434d99

  • SHA256

    fd3489f6067ef7ca3999776205839424cb7349134baaeb693abcecaa2c5bf913

  • SHA512

    7d8383b371c3206624fffd844c1af52f5cb0f3b327b06bbe6f657485ba4e70d6390865fc5febaf60eafd9e63cc41c12d0f4e5e99c07951ce0886916b47f123b1

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\EEBF08-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .eebf08 -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_eebf08: u74HlWWSD6A6d9PrAIfz8c2mVYEvQjIeWKxVpOKUFEBZEJZdHC b/Kowqo+rQXMMTm3cstV7zBOX1cIG14jlvtohnjPHETSVOweWl e8YLuchWfAnl6nsGC0B1LiiPulqsWf7f04rJmdmhr6Ds5cOoow nYvmVRF9ulwvrHKOZvZQB4rrdKfqUn1N9JOW3K7vr+9whyT5I5 z9L7PRGwg6hAC8tuAvRYUwz/r+NQkTugUgFuKE5DTMIkkzbZN4 k0TT4an5C6yHEV6DhqNZ5eckzzF2FDeQHGiuMb0g==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Users\Admin\Desktop\EDB97D-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .edb97d -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_edb97d: StgpTAw2YLa9dFonqgxPP6DrjZBEr3phh09QE2iEs7YXZ4+CbW 7zVE2rWAYSiplPJqXyMsFIjVkCCjrIgrm9Krspss0YR2xyweWl e3Hu1WWeVFRg8Z1UF8ELykTb6L/5um8TcjetF7PsfWiISLtRH8 mqMhk/WxzDZCmaCHPG22wXcZj/0/TcOOAA8ZXXJnROgPDJtgq9 HC48erULGgBD+Q8lXm8KGczoBdncAQsgaZ6yFszO/hENc1vEld Oya96/bz5+M7H8Zu9SAzgT9SPychMceaiA0N7nTg==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      fd3489f6067ef7ca3999776205839424cb7349134baaeb693abcecaa2c5bf913.exe

    • Size

      69KB

    • MD5

      fcedea8111abbb61e40fa5ed486fd434

    • SHA1

      1d837e6ece7ff326fcbeff7994744f7bd5434d99

    • SHA256

      fd3489f6067ef7ca3999776205839424cb7349134baaeb693abcecaa2c5bf913

    • SHA512

      7d8383b371c3206624fffd844c1af52f5cb0f3b327b06bbe6f657485ba4e70d6390865fc5febaf60eafd9e63cc41c12d0f4e5e99c07951ce0886916b47f123b1

    • 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.

    • Deletes itself

    • 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