Overview

overview

10

Static

static

3

51e82831b3...a9.exe

windows7-x64

10

51e82831b3...a9.exe

windows10-2004-x64

10

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General

  • Target

    51e82831b301e02b8550ba03e60848fa28d855361e61e16b47a717dd9c9d20a9

  • Size

    370KB

  • Sample

    240309-gybxcaec6v

  • MD5

    9c9571cee52af57541df7d700f7f4fdc

  • SHA1

    5578a2b6d813773a54db2591477d3d89ff0092a8

  • SHA256

    51e82831b301e02b8550ba03e60848fa28d855361e61e16b47a717dd9c9d20a9

  • SHA512

    d2e1ee0d0ec4d1850116e3a686b7570452e650721b5d15bbfa0471645e74ada1e639670b5c754e6696052872fc5c94ee9104e2c62e5e20521decce56671d4ff3

  • SSDEEP

    6144:n0gf2LaZd9sw69XKKDH308uOGKP/bxPyIrEL3/zBg:L0aZd9xXKDHhJGulP2S

Score
10/10
targetcompanyevasionransomware

Malware Config

Extracted

Path

C:\$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: D4D87430C1385A8C962C21EC 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

C:\$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: 4D3C5844F1253205A60DEE9F 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

      51e82831b301e02b8550ba03e60848fa28d855361e61e16b47a717dd9c9d20a9

    • Size

      370KB

    • MD5

      9c9571cee52af57541df7d700f7f4fdc

    • SHA1

      5578a2b6d813773a54db2591477d3d89ff0092a8

    • SHA256

      51e82831b301e02b8550ba03e60848fa28d855361e61e16b47a717dd9c9d20a9

    • SHA512

      d2e1ee0d0ec4d1850116e3a686b7570452e650721b5d15bbfa0471645e74ada1e639670b5c754e6696052872fc5c94ee9104e2c62e5e20521decce56671d4ff3

    • SSDEEP

      6144:n0gf2LaZd9sw69XKKDH308uOGKP/bxPyIrEL3/zBg:L0aZd9xXKDHhJGulP2S

    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 (7148) 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