Overview

overview

10

Static

static

3

e92f5d73a8...fd.exe

windows7-x64

10

e92f5d73a8...fd.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2024 10:58

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General

  • Target

    e92f5d73a8cb1aa132602d3f35f2c2005deba64df99dcfff4e2219819ab3fffd.exe

  • Size

    478KB

  • MD5

    e98b3a8d2179e0bd0bebba42735d11b7

  • SHA1

    47c4a1544299260826efd9b3118ac4f727895632

  • SHA256

    e92f5d73a8cb1aa132602d3f35f2c2005deba64df99dcfff4e2219819ab3fffd

  • SHA512

    f387e35d2229c50e1aded1acf565c4f416bf96a2f952edb5a06b062b0e09ae7b337e020ac8b6296dcb0d19d66a0414d90bc48172d57a5731bfd657262eff041e

  • SSDEEP

    6144:i0wRFIjfVI/e7Vwb1oxST1NSfEwDbVWxxsBht37b8o6XCFYmXGZ//VndyZH:Mee5oxSTfSPVWxxAhtIlXCGmK/VUR

Score
10/10
targetcompanyevasionransomware

Malware Config

Extracted

Path

C:\Users\Admin\Contacts\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note
Hello Your data has been stolen and encrypted We will delete the stolen data and help with the recovery of encrypted files after payment has been made Do not try to change or restore files yourself, this will break them We provide free decryption for any 3 files up to 3MB in size on our website How to contact with us: 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: 8E4597147A1A062A73AC3294 5) You will see chat, payment information and we can make free test decryption here 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

Signatures

  • 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 1 TTPs 2 IoCs
    ransomwareevasion
  • Renames multiple (6503) files with added filename extension

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

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\e92f5d73a8cb1aa132602d3f35f2c2005deba64df99dcfff4e2219819ab3fffd.exe
    "C:\Users\Admin\AppData\Local\Temp\e92f5d73a8cb1aa132602d3f35f2c2005deba64df99dcfff4e2219819ab3fffd.exe"
    1⤵
    • Checks computer location settings
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4556
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4892
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:1616
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} recoveryenabled no
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4288
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Contacts\HOW TO BACK FILES.txt
    Filesize

    1KB

    MD5

    9a57d2c027a236578bcf38ac8ddf14e7

    SHA1

    0e7a3dc16d8c6d5779fd6ecf5622af870241b5dd

    SHA256

    715279b2ca2e70f421f6bb6e2da53e48dd4cb0340838eb73a472ff80376fbad4

    SHA512

    d710c5eb23ee1a8227cfd9f3b3ee17e6ea0a44a930985d01ce10e1b00c16dfc60a34ef47872366d9488669a2b7f70dd09b1a23cce4a6648d6df6a4fef29b9ece

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