Overview

overview

10

Static

static

7fdb70fea4...52.exe

windows7_x64

8

7fdb70fea4...52.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    182s
  • max time network
    209s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    01-02-2022 01:28

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General

  • Target

    7fdb70fea41b556d580d18971407c80cd65b011960327d3ac956fdf80c203e52.exe

  • Size

    65KB

  • MD5

    dcd6d92285f7b1a6172090612e75b1f3

  • SHA1

    cbae0034740d30f7c2085d5c9332d127c140b5a0

  • SHA256

    7fdb70fea41b556d580d18971407c80cd65b011960327d3ac956fdf80c203e52

  • SHA512

    fce0c7f4efb845cac33eac482e93652887d4015457c86533ebe773614489966b85d29b529ad34bda4917471f2c77dddbdc554c7ba0480b2798c88b13a9876039

Score
10/10
netwalkerransomwarespywarestealer

Malware Config

Extracted

Path

C:\A650DC-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .a650dc -- 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_a650dc: XZoQjyIdz3sJuBhRncjd3agP0WQu2tRLLWidXTT/nApoPdKpwd ZOLDoXPgI1m3KYFYJdUHRQ9Sr3Y4tN4AwWNr+Ky0jkf5kBCBPT rMzcUKb0rpdOS1BWutWAcSE9ZOrSay079Nk5yC8CUfseH16vpE FlDnN76VTEZjfoVMIVQxnDN8xgeis/Mx9mh+BCvNndBiqo1Aqu xAqRjP9HCVBnqcb7eXEpvMhn15NN06ee9YO/HsBNy0QqwWsThS rFCPhgJF15FnXtQEY7gIUI5EUWz8pcEfR2kN47rw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Signatures

  • Netwalker Ransomware

    Ransomware family with multiple versions. Also known as MailTo.

    ransomwarenetwalker
  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7fdb70fea41b556d580d18971407c80cd65b011960327d3ac956fdf80c203e52.exe
    "C:\Users\Admin\AppData\Local\Temp\7fdb70fea41b556d580d18971407c80cd65b011960327d3ac956fdf80c203e52.exe"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1856

Network

MITRE ATT&CK Enterprise v6

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