Analysis

  • max time kernel
    151s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-04-2022 04:16

General

  • Target

    010776a6716ad9b20674abab7e20a8e7cae6523a9bad222c8c98ff9bc6c7120f.exe

  • Size

    254KB

  • MD5

    bbba01a6c32d8ac6682dc99e0b402ef3

  • SHA1

    63e0503b313ae1c91cd80b975268f3a28fd71cbd

  • SHA256

    010776a6716ad9b20674abab7e20a8e7cae6523a9bad222c8c98ff9bc6c7120f

  • SHA512

    4f987303c750a4e8880e754e1bb5a6b0a9de7a7d101c9da4dfe886a9abbdad4cc674c9a4208caba8c75cb1aca5179b78dcf9f3e80fc0a28bb265dc887e2e0576

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: http://dj55huaqbbsnhwngb5rgeq65ns3nteyon7wlp32gkamzs3k2ogrdr5qd.onion/chat.php or Telegram telegram_@spacedatax Your ID 68071F82 Use Tor Browser to access this address. If you have not been answered via the link within 12 hours, write to us by e-mail: telegram_@spacedatax Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
URLs

http://dj55huaqbbsnhwngb5rgeq65ns3nteyon7wlp32gkamzs3k2ogrdr5qd.onion/chat.php

Signatures

  • Dharma

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

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\010776a6716ad9b20674abab7e20a8e7cae6523a9bad222c8c98ff9bc6c7120f.exe
    "C:\Users\Admin\AppData\Local\Temp\010776a6716ad9b20674abab7e20a8e7cae6523a9bad222c8c98ff9bc6c7120f.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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1328
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:2044
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:976
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1572
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1784
        • 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:2028
        • 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:1976
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:644

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

        Filesize

        7KB

        MD5

        5445900eedf179cc1a4c4050e2188ed7

        SHA1

        6e3966bba122320b8ea4f11c0201051faad90fec

        SHA256

        c35ee8dea96cd8046379c8fa52bfa1f39345cf51e3a397f83bfb56070b0ed521

        SHA512

        de4ea58c2fd6ac20c6fcd3cf2f13d178748df788049fe3b4f832a6984bac248df8306d9daac546ab622e52763b872ff77ee0f275f05c78ae799ea050f9fa31a6

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

        Filesize

        7KB

        MD5

        5445900eedf179cc1a4c4050e2188ed7

        SHA1

        6e3966bba122320b8ea4f11c0201051faad90fec

        SHA256

        c35ee8dea96cd8046379c8fa52bfa1f39345cf51e3a397f83bfb56070b0ed521

        SHA512

        de4ea58c2fd6ac20c6fcd3cf2f13d178748df788049fe3b4f832a6984bac248df8306d9daac546ab622e52763b872ff77ee0f275f05c78ae799ea050f9fa31a6

      • memory/976-62-0x0000000000000000-mapping.dmp

      • memory/1180-58-0x0000000000400000-0x00000000022FC000-memory.dmp

        Filesize

        31.0MB

      • memory/1180-54-0x00000000024BA000-0x00000000024CD000-memory.dmp

        Filesize

        76KB

      • memory/1180-56-0x00000000024BA000-0x00000000024CD000-memory.dmp

        Filesize

        76KB

      • memory/1180-57-0x0000000000020000-0x0000000000039000-memory.dmp

        Filesize

        100KB

      • memory/1180-55-0x0000000076C81000-0x0000000076C83000-memory.dmp

        Filesize

        8KB

      • memory/1328-60-0x0000000000000000-mapping.dmp

      • memory/1572-63-0x0000000000000000-mapping.dmp

      • memory/1784-64-0x0000000000000000-mapping.dmp

      • memory/1976-66-0x0000000000000000-mapping.dmp

      • memory/1976-67-0x000007FEFC451000-0x000007FEFC453000-memory.dmp

        Filesize

        8KB

      • memory/2028-65-0x0000000000000000-mapping.dmp

      • memory/2040-59-0x0000000000000000-mapping.dmp

      • memory/2044-61-0x0000000000000000-mapping.dmp