Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260130-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    21/04/2026, 15:00

General

  • Target
    processhacker-2.39-setup.exe
  • Size 8.9MB
  • Sample260421-sdgsmsbz2z
  • SHA256 9735334a3ef57e5097db833be88ff35d7fdabfa40c4583052b8a659ab57b3709
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • XMRig Miner payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Cryptocurrency Miner

    Makes network request to known mining pool URL.

  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • 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 42 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 7 IoCs

    Inno Setup installer

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 63 IoCs
  • Suspicious use of SendNotifyMessage 61 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3420
      • C:\Users\Admin\AppData\Local\Temp\processhacker-2.39-setup.exe
        "C:\Users\Admin\AppData\Local\Temp\processhacker-2.39-setup.exe"
        2⤵
        • Checks computer location settings
        • Adds Run key to start application
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3372
        • C:\Users\Admin\AppData\Local\Temp\MicrosoftUpdate.exe
          "C:\Users\Admin\AppData\Local\Temp\MicrosoftUpdate.exe"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4960
          • C:\Users\Admin\AppData\Local\Temp\is-8UNBQ.tmp\MicrosoftUpdate.tmp
            "C:\Users\Admin\AppData\Local\Temp\is-8UNBQ.tmp\MicrosoftUpdate.tmp" /SL5="$90042,1874675,150016,C:\Users\Admin\AppData\Local\Temp\MicrosoftUpdate.exe"
            4⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            PID:5240
        • C:\Windows\system32\schtasks.exe
          C:\Windows\system32\schtasks.exe /create /tn "WindowsMonitorService" /tr "\"C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe\" -s" /sc onlogon /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4752
        • C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe" -s
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3496
      • C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SearchIndexer.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SearchIndexer.exe" --config="C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\nh5b294f.dat" --no-color --log-file=""
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:5964
      • C:\Windows\system32\taskmgr.exe
        "C:\Windows\system32\taskmgr.exe" /4
        2⤵
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1252
    • C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2268
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:456

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            ProcessHacker.exe

            • Path C:\Program Files\Process Hacker 2\ProcessHacker.exe
            • Size 1.6MB
            • SHA256 bd2c2cf0631d881ed382817afcce2b093f4e412ffb170a719e2762f250abfea4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MicrosoftUpdate.exe

            • Path C:\Users\Admin\AppData\Local\Temp\MicrosoftUpdate.exe
            • Size 2.2MB
            • SHA256 28042dd4a92a0033b8f1d419b9e989c5b8e32d1d2d881f5c8251d58ce35b9063
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MicrosoftUpdate.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\is-8UNBQ.tmp\MicrosoftUpdate.tmp
            • Size 785KB
            • SHA256 b10cf8cdf541ca0dd6df79e66fb4b0854dcac717aba034ba0c4961bff92fd021
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SearchIndexer.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SearchIndexer.exe
            • Size 5.4MB
            • SHA256 d1c1948bc597b45cef897b8b1810d91f009f683806bf0de0897bcc48f3faad8a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SppExtComObj.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\SppExtComObj.exe
            • Size 8.9MB
            • SHA256 9735334a3ef57e5097db833be88ff35d7fdabfa40c4583052b8a659ab57b3709
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WinRing0x64.sys

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\WinRing0x64.sys
            • Size 14KB
            • SHA256 11bd2c9f9e2397c9a16e0990e4ed2cf0679498fe0fd418a3dfdac60b5c160ee5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libuv-1.dll

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\libuv-1.dll
            • Size 365KB
            • SHA256 838c6ea30e4bfb101afcb1e6b9042a32df37a65ba9fa0b3a605580f91496b698
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nh5b294f.dat

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\WindowsApps\nh5b294f.dat
            • Size 534B
            • SHA256 71f37ace7890d38c8f76c52c6d307a767332d6e652c2dba3c542dea7ae4df144
            • MD5 SHA1 SHA512 TLSH

            memory/1252-124-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-133-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-151-0x0000024EFFBC0000-0x0000024EFFC2B000-memory.dmp

            memory/1252-139-0x0000024EFFBC0000-0x0000024EFFC2B000-memory.dmp

            memory/1252-129-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-130-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-131-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-132-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-134-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-128-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-122-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/1252-123-0x0000024E84080000-0x0000024E84081000-memory.dmp

            memory/2268-44-0x00007FF6640F0000-0x00007FF6649E8000-memory.dmp

            memory/3372-0-0x0000020BD4B00000-0x0000020BD4B01000-memory.dmp

            memory/3372-40-0x00007FF6D3DB0000-0x00007FF6D46A8000-memory.dmp

            memory/3372-41-0x0000020BD68D0000-0x0000020BD693B000-memory.dmp

            memory/3496-48-0x00007FF6640F0000-0x00007FF6649E8000-memory.dmp

            memory/4960-17-0x0000000000400000-0x000000000042B000-memory.dmp

            memory/4960-45-0x0000000000400000-0x000000000042B000-memory.dmp

            memory/5240-119-0x0000000000400000-0x00000000004D4000-memory.dmp

            memory/5240-47-0x0000000000810000-0x00000000008F3000-memory.dmp

            memory/5240-46-0x0000000000400000-0x00000000004D4000-memory.dmp

            memory/5964-38-0x0000026433DA0000-0x0000026433DC0000-memory.dmp