Analysis

  • max time kernel
    85s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/10/2024, 08:32

General

  • Target
    Heroes of Might and Magic III Complete HD Repack by ZoTaC.exe
  • Size 701.0MB
  • Sample241026-kfknbasdmg
  • SHA256 920b2a2171b4e48018cc4de4edf4da432315e9a495c62f2ba7c2399d3f18f375
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Possible privilege escalation attempt 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.exe
    "C:\Users\Admin\AppData\Local\Temp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\is-B2MCU.tmp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-B2MCU.tmp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.tmp" /SL5="$B0110,734458995,181760,C:\Users\Admin\AppData\Local\Temp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2188
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /C ""C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\WinHlp32\Install.bat""
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1968
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" ver "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3324
        • C:\Windows\SysWOW64\findstr.exe
          findstr /il "5\.2\."
          4⤵
          • System Location Discovery: System Language Discovery
          PID:548
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" ver "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2452
        • C:\Windows\SysWOW64\findstr.exe
          findstr /il "5\.1\."
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4312
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" ver "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2676
        • C:\Windows\SysWOW64\findstr.exe
          findstr /il "5\.0"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3988
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im winhlp32.exe /t
          4⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1320
        • C:\Windows\SysWOW64\takeown.exe
          takeown /f "C:\Windows\en-US\winhlp32.exe.mui"
          4⤵
          • Possible privilege escalation attempt
          • Modifies file permissions
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:244
        • C:\Windows\SysWOW64\takeown.exe
          takeown /f "C:\Windows\ru-RU\winhlp32.exe.mui"
          4⤵
          • Possible privilege escalation attempt
          • Modifies file permissions
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:184
        • C:\Windows\SysWOW64\icacls.exe
          icacls "C:\Windows\en-US\winhlp32.exe.mui" /grant "Admin":F
          4⤵
          • Possible privilege escalation attempt
          • Modifies file permissions
          • System Location Discovery: System Language Discovery
          PID:2132
        • C:\Windows\SysWOW64\icacls.exe
          icacls "C:\Windows\ru-RU\winhlp32.exe.mui" /grant "Admin":F
          4⤵
          • Possible privilege escalation attempt
          • Modifies file permissions
          • System Location Discovery: System Language Discovery
          PID:3948
        • C:\Windows\SysWOW64\xcopy.exe
          xcopy /r /y /h /q "en-EN\winhlp32.exe.mui" "C:\Windows\en-US"
          4⤵
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Enumerates system info in registry
          PID:4520
        • C:\Windows\SysWOW64\xcopy.exe
          xcopy /r /y /h /q "ru-RU\winhlp32.exe.mui" "C:\Windows\ru-RU"
          4⤵
          • System Location Discovery: System Language Discovery
          • Enumerates system info in registry
          PID:4236

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        HD_Launcher.exe

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\HD_Launcher.exe
        • Size 1.0MB
        • SHA256 712873099e430e17b253b3c9c8d5dca0062d7ad357bcf6ded70af144af8fc9d9
        • MD5 SHA1 SHA512 SSDEEP

        Heroes3.exe

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\Heroes3.exe
        • Size 2.7MB
        • SHA256 c8bdbd6b1bf6f89f9a57799c70f9a5556ef17528728c98e607f48d46cae8d55e
        • MD5 SHA1 SHA512 SSDEEP

        Install.bat

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\WinHlp32\Install.bat
        • Size 1KB
        • SHA256 f55f39ff86bce9814dbc46b70295f4131ed8af6a26cb2c220ade8c4bbf5c110d
        • MD5 SHA1 SHA512

        winhlp32.exe.mui

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\WinHlp32\en-EN\winhlp32.exe.mui
        • Size 30KB
        • SHA256 2300ef062d22e8eebcd4baac907f8599bd898b4cd1f051ac138fd9f961d8e94d
        • MD5 SHA1 SHA512 SSDEEP

        is-TQQU9.tmp

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\_HD3_Data\Common\is-TQQU9.tmp
        • Size 469KB
        • SHA256 b25012747f6872e1e8ffd38cd6c6cf58223d11a0774cba0833bc10b2a8bfd496
        • MD5 SHA1 SHA512 SSDEEP

        is-JI0ON.tmp

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\_HD3_Data\Compability\#wog358\is-JI0ON.tmp
        • Size 16B
        • SHA256 1f3b7af922efccfd6273f8ad98c967fff764852ec0aeb900d9df58b0d4e944dc
        • MD5 SHA1 SHA512

        is-BLQKQ.tmp

        • Path C:\Program Files (x86)\Heroes of Might and Magic III Complete HD\_HD3_Data\Packs\Englification_Plus_1.2\is-BLQKQ.tmp
        • Size 350KB
        • SHA256 8d02bf4afa3c7b775d943cf3bb60dae7b9568ba4761d024acaf33349443422db
        • MD5 SHA1 SHA512 SSDEEP

        Heroes of Might and Magic III Complete HD Repack by ZoTaC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-B2MCU.tmp\Heroes of Might and Magic III Complete HD Repack by ZoTaC.tmp
        • Size 1.2MB
        • SHA256 6817b64c5f85051a09691532bd9ee83f53571b9fe31252cf40bc1cc243f44a35
        • MD5 SHA1 SHA512 SSDEEP

        memory/552-11-0x0000000000400000-0x0000000000437000-memory.dmp

        memory/552-0-0x0000000000400000-0x0000000000437000-memory.dmp

        memory/552-2-0x0000000000401000-0x0000000000412000-memory.dmp

        memory/552-2626-0x0000000000400000-0x0000000000437000-memory.dmp

        memory/2188-2281-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-2593-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-14-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-6-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-12-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-2616-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-1513-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-2622-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-2625-0x0000000000400000-0x000000000053C000-memory.dmp

        memory/2188-2133-0x0000000000400000-0x000000000053C000-memory.dmp