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Overview

overview

10

Static

static

3

03318fc8ac...16.exe

windows7-x64

10

03318fc8ac...16.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2025, 19:16

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General

  • Target

    03318fc8ac8ebfc2f093c64f02c4eaef2cb9c886270d04fac120d21005020d16.exe

  • Size

    92KB

  • MD5

    55e784c5be50ae7c1049bc0fe346fa42

  • SHA1

    6d45524919344c8ddde7851373c55474f4361c6a

  • SHA256

    03318fc8ac8ebfc2f093c64f02c4eaef2cb9c886270d04fac120d21005020d16

  • SHA512

    93fdc88eb4dbbe13636c44423169a7d6f420106285ea75b03f8b322af259e6ae8f69601c467ba212795ee99c67358822fff73fec4ee255222fc832ee2b447b89

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AC7ZoqfmlZG1ZlKqPVERK+W9WS1DE:Qw+asqN5aW/hL4lo81TTeALfDE

Score
10/10
dharmacredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
We downloaded to our servers and encrypted all your databases and personal information! If you do not write to us within 24 hours, we will start publishing and selling your data on the darknet on hacker sites and offer the information to your competitors email us: [email protected] YOUR ID If you haven't heard back within 24 hours, write to this email: [email protected] IMPORTANT INFORMATION! Keep in mind that once your data appears on our leak site,it could be bought by your competitors at any second, so don't hesitate for a long time.The sooner you pay the ransom, the sooner your company will be safe.. Guarantee:If we don't provide you with a decryptor or delete your data after you pay,no one will pay us in the future. We value our reputation. Guarantee key:To prove that the decryption key exists, we can test the file (not the database and backup) for free. Do not try to decrypt your data using third party software, it may cause permanent data loss. Don't go to recovery companies - they are essentially just middlemen.Decryption of your files with the help of third parties may cause increased price (they add their fee to our) we're the only ones who have the decryption keys.

Signatures

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

    ransomwaredharma
  • Dharma family
    dharma
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (309) files with added filename extension

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

    ransomware
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Interacts with shadow copies 3 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\03318fc8ac8ebfc2f093c64f02c4eaef2cb9c886270d04fac120d21005020d16.exe
    "C:\Users\Admin\AppData\Local\Temp\03318fc8ac8ebfc2f093c64f02c4eaef2cb9c886270d04fac120d21005020d16.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2580
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:568
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:2228
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4056
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:2244
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1848
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:3828
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:324
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1000

      Network

      MITRE ATT&CK Enterprise v15

      Reconnaissance

      Resource Development

      Initial Access

      Execution

      Windows Management Instrumentation

      1
      T1047

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Direct Volume Access

      1
      T1006

      Indicator Removal

      2
      T1070

      File Deletion

      2
      T1070.004

      Modify Registry

      2
      T1112

      Credential Access

      Credentials from Password Stores

      2
      T1555

      Credentials from Web Browsers

      1
      T1555.003

      Windows Credential Manager

      1
      T1555.004

      Unsecured Credentials

      1
      T1552

      Credentials In Files

      1
      T1552.001

      Discovery

      Browser Information Discovery

      1
      T1217

      System Information Discovery

      1
      T1082

      System Location Discovery

      1
      T1614

      System Language Discovery

      1
      T1614.001

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Command and Control

      Exfiltration

      Impact

      Inhibit System Recovery

      2
      T1490

      Replay Monitor

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      Downloads

      • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\ProPlusWW.msi.id-8FC6DE5B.[[email protected]].2023
        Filesize

        24.4MB

        MD5

        65e5c9219fd9a6a1b19e9872093da3a4

        SHA1

        26c8c610b2a8c5a265630796b71992d1a9108d48

        SHA256

        523fabb42874f71f476ee928c7d9f1c0732e7305cb7742b111d0910c2ccbe587

        SHA512

        33e51875a79025f8afaa0b367e59001177d8d87533cfd7ad73429444b59a646551760f582fe8fc2d145d6883b7be8007287971cbeecfa9f63a276dc3bcfb4f71

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      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
        Filesize

        7KB

        MD5

        a100462de19310d2a26435e785bc2030

        SHA1

        ef2fd35c5b504e3027c782e0c3aeb7c38427c3e5

        SHA256

        0bea6b1a50af8dbd4d4b9e9fb4c14d788e82da4a58a94616d0d8b3b2420ff524

        SHA512

        603d8d1db711c8dcb8485333058fd536bf0976b0095b26426d192479bd468482a17a37fea3c1b5453cbd6a99199edfc58d0c04f864f4b469f3608e7ebd668474

        Download Submit