General

  • Target

    fa40090bd1639b1d57de4b64e730f9e6dfa5a5a8a64c34cb8f58628d728c46a2

  • Size

    69KB

  • Sample

    220201-bnm9qsefcp

  • MD5

    8f27d7d22f29290ec4810f2b0cdd8b8e

  • SHA1

    053cf2839756b45dbc8221cf6e2db67200002291

  • SHA256

    fa40090bd1639b1d57de4b64e730f9e6dfa5a5a8a64c34cb8f58628d728c46a2

  • SHA512

    9ed80bd9de244366d2f0e5d89e11d11e3c06c6b3a778e97cc7176fe95ef3a2da2808fbce5fb46686a24c99c79a9b21f2c5bbce72a48b2d59578b34de1ba3f3c5

Malware Config

Extracted

Path

C:\Program Files\FC18EA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .fc18ea -- 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_fc18ea: Lknw4d3M1Uv8zB74/6hfnixKt2J9pzAEwBcbahQCeQlJckzFWD mnm41Ug1h3OQ5pWEcT76qn0iEP6WvtIPZ39w/B18gbt8s2xSFL k19AGp5qkuk7hQUftxVTCD/HuC/6oFzZv20NMp6sbnnfdOd00r wkAEABEoJsG0mx3gQUvBYpcv6sk0to+pYe2eCeA4KycJEoOKaN vbV9BRzIU0ksD/wxDov7wDiVFs9nE2SdCSrB9krWEnOwnuMRHI ZHsW6n9o6aJhpXJy++167y/V1/s498Hld8tBX55A==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      fa40090bd1639b1d57de4b64e730f9e6dfa5a5a8a64c34cb8f58628d728c46a2

    • Size

      69KB

    • MD5

      8f27d7d22f29290ec4810f2b0cdd8b8e

    • SHA1

      053cf2839756b45dbc8221cf6e2db67200002291

    • SHA256

      fa40090bd1639b1d57de4b64e730f9e6dfa5a5a8a64c34cb8f58628d728c46a2

    • SHA512

      9ed80bd9de244366d2f0e5d89e11d11e3c06c6b3a778e97cc7176fe95ef3a2da2808fbce5fb46686a24c99c79a9b21f2c5bbce72a48b2d59578b34de1ba3f3c5

    • 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