Overview

overview

10

Static

static

3

555bfc9992...c7.exe

windows7-x64

10

555bfc9992...c7.exe

windows10-2004-x64

10

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General

  • Target

    555bfc999269f23d099be1e6e3f068d378bb197f0d4297fe263f1dc8f75609c7

  • Size

    343KB

  • Sample

    240320-mzyqdsfa52

  • MD5

    2518b64669bc0515e6716b6247044871

  • SHA1

    a2cbf781e7beebfe405109a10a55ed231d77c431

  • SHA256

    555bfc999269f23d099be1e6e3f068d378bb197f0d4297fe263f1dc8f75609c7

  • SHA512

    8252c133d3f7ac42b8b368e86310c882174d540b6dda1da5b793a46a7f5f942af9a33f0ba1e4d1931e643668e9d63cc728a4ab591301ec211701f9f16a78d4b5

  • SSDEEP

    6144:fn07StolR/dwUqXdWrwiBfubs57BtNVw:fZtolR/SrdWfluI9BT

Score
10/10
targetcompanyevasionransomware

Malware Config

Extracted

Path

C:\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note
Hello Your files are encrypted and can not be used We have downloaded your confidential data and are ready to publish it on our blog To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 128CAFBA48904A39BA301AC8 5) You will see payment information and we can make free test decryption here 6)After payment, you will receive a tool for decrypting files, and we will delete the data that was taken from you Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site.�
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Extracted

Path

F:\$RECYCLE.BIN\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note
Hello Your files are encrypted and can not be used We have downloaded your confidential data and are ready to publish it on our blog To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 55DB9B6F31AA0EA8F5DA8D19 5) You will see payment information and we can make free test decryption here 6)After payment, you will receive a tool for decrypting files, and we will delete the data that was taken from you Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site.�
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Targets

    • Target

      555bfc999269f23d099be1e6e3f068d378bb197f0d4297fe263f1dc8f75609c7

    • Size

      343KB

    • MD5

      2518b64669bc0515e6716b6247044871

    • SHA1

      a2cbf781e7beebfe405109a10a55ed231d77c431

    • SHA256

      555bfc999269f23d099be1e6e3f068d378bb197f0d4297fe263f1dc8f75609c7

    • SHA512

      8252c133d3f7ac42b8b368e86310c882174d540b6dda1da5b793a46a7f5f942af9a33f0ba1e4d1931e643668e9d63cc728a4ab591301ec211701f9f16a78d4b5

    • SSDEEP

      6144:fn07StolR/dwUqXdWrwiBfubs57BtNVw:fZtolR/SrdWfluI9BT

    Score
    10/10
    targetcompanyevasionransomware

    • TargetCompany,Mallox

      TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.

      ransomwaretargetcompany

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (3584) files with added filename extension

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

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks