Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 10:33

General

  • Target
    file.exe
  • Size 18.4MB
  • Sample260916-mlnchayfph
  • SHA256 84b896f2d6f255b3e0130be2b4a3892e16b8970dd47e8da0cf8ad5271fd86c95
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: xmrig

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

  • XMRig Miner payload 2 IoCs
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 58 IoCs
  • Stops running service(s) 4 TTPs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Power Settings 1 TTPs 4 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Detects Pyinstaller 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 6 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 15 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 18 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:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4868
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1952
        • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
          C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:952
          • C:\Windows\SYSTEM32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            5⤵
              PID:1764
            • C:\Windows\SYSTEM32\powercfg.exe
              powercfg /x -hibernate-timeout-ac 0
              5⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:1360
            • C:\Windows\SYSTEM32\powercfg.exe
              powercfg /x -hibernate-timeout-dc 0
              5⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:4596
            • C:\Windows\SYSTEM32\powercfg.exe
              powercfg /x -standby-timeout-ac 0
              5⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:3584
            • C:\Windows\SYSTEM32\powercfg.exe
              powercfg /x -standby-timeout-dc 0
              5⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:240
            • C:\Users\Admin\AppData\Local\Temp\WinInetCache\aegadzageaaf.exe
              C:\Users\Admin\AppData\Local\Temp\WinInetCache\aegadzageaaf.exe
              5⤵
              • Executes dropped EXE
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:6116
              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\xmrig.exe
                "C:\Users\Admin\AppData\Local\Temp\RarSFX0\xmrig.exe" -c config.json
                6⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                PID:4768
            • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
              C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2860
              • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
                C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
                6⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious behavior: EnumeratesProcesses
                PID:3972
            • C:\Windows\SYSTEM32\schtasks.exe
              schtasks /Create /F /TN WindowsUpdate /SC ONLOGON /IT /RL HIGHEST /TR "\"C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe\" --mnr-task"
              5⤵
              • Scheduled Task/Job: Scheduled Task
              PID:2652
            • C:\Windows\SYSTEM32\sc.exe
              sc delete WindowsUpdateSvc
              5⤵
              • Launches sc.exe
              PID:5020
            • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateWorker.exe
              C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateWorker.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of FindShellTrayWindow
              PID:5916
            • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
              C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:3468
              • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
                C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
                6⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:3360
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5228
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4812

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          .mrt_done

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\.mrt_done
          • Size 1B
          • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
          • MD5 SHA1 SHA512

          MicrosoftUpdateAssistant.exe

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
          • Size 18.4MB
          • SHA256 84b896f2d6f255b3e0130be2b4a3892e16b8970dd47e8da0cf8ad5271fd86c95
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MicrosoftUpdateHealth.exe

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
          • Size 6.8MB
          • SHA256 a63b0b61c5f4a7969ec3a4b3d62006e554e34a6ec65f56c8be60c6844cb2b31a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          runtime_full_donate.json

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\runtime_full_donate.json
          • Size 84B
          • SHA256 9a7e5d49cc2ae53829218ebfbddb56ec79461e8fb090fc88c7f38e798741765a
          • MD5 SHA1 SHA512 TLSH

          xmrig.exe

          • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\xmrig.exe
          • Size 6.2MB
          • SHA256 6fa80698d7268f6e88aa88c06fb27ee99e1bcee747c2e76911e6206a5b1aeeb3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          VCRUNTIME140.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\VCRUNTIME140.dll
          • Size 117KB
          • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _bz2.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_bz2.pyd
          • Size 84KB
          • SHA256 65f610646d10d5babea080e060d244b546ec52c54012e5e937dc72dcc2e2e7bc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ctypes.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_ctypes.pyd
          • Size 124KB
          • SHA256 0e56107a891100535f2da79d85a5ae65ff1227b4765bd108f8593ac1a1110d81
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _hashlib.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_hashlib.pyd
          • Size 67KB
          • SHA256 03d233dbace599168eaffec823de6ed7beec8c2a4ebfe9b8a3d8e042a59af3ba
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _lzma.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_lzma.pyd
          • Size 157KB
          • SHA256 e3deecc1f59a3b811c608861decd84de1e8df8bafd5e2b39188861318c5a38cf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _socket.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_socket.pyd
          • Size 83KB
          • SHA256 3efa4636cf9e350856f6927d67a4c2564bf9bd2758a00bbf17d3aece5b60016d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ssl.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\_ssl.pyd
          • Size 175KB
          • SHA256 0bc527d2dbc50009f43b2ed5d5982c4f63f4b647647ffa9eda612dcda80f6040
          • MD5 SHA1 SHA512 SSDEEP TLSH

          base_library.zip

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\base_library.zip
          • Size 1.2MB
          • SHA256 bd0fb6a349a7eeed2c1439a6c7466304108316d69024d8d6edbc861c866c89b8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          build.json

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\build.json
          • Size 1KB
          • SHA256 0957d23b61577490d37ec7817bc6f7a8cded87895f02ffd6e8a0249beeefa707
          • MD5 SHA1 SHA512 TLSH

          libcrypto-3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\libcrypto-3.dll
          • Size 5.0MB
          • SHA256 ccfffddcd3defb8d899026298af9af43bc186130f8483d77e97c93233d5f27d7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libffi-8.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\libffi-8.dll
          • Size 38KB
          • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libssl-3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\libssl-3.dll
          • Size 776KB
          • SHA256 007142039f04d04e0ed607bda53de095e5bc6a8a10d26ecedde94ea7d2d7eefe
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _psutil_windows.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\psutil\_psutil_windows.pyd
          • Size 69KB
          • SHA256 0035450801bd7d938e9e146c5ec28e619cb5a5f4a18cdc53ac7e9734c7f94f78
          • MD5 SHA1 SHA512 SSDEEP TLSH

          python3.DLL

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\python3.DLL
          • Size 68KB
          • SHA256 fb975a606e7fbf74f64260e3f60c3490b4f74a183c0926fd6ed1ac4c52ac7b1c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          python312.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\python312.dll
          • Size 6.6MB
          • SHA256 9a0e3435aaa680d868150f87ab3e388ad2eebc22f87e036155c7b4eda8cd2120
          • MD5 SHA1 SHA512 SSDEEP TLSH

          select.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000ae82\select.pyd
          • Size 32KB
          • SHA256 d4d7181b11db0bd22a6cd5cda6f8583d1f5c77615fd0a6ca33350619d6e0438a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _decimal.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d8c2\_decimal.pyd
          • Size 255KB
          • SHA256 aeacfead2befcc0768063a037bb64bd32109ae09cb144e5f571b04dd7965db9d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          unicodedata.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000d8c2\unicodedata.pyd
          • Size 1.1MB
          • SHA256 208ee1cd3cbad0828433ca7246b05be2b1ff5569983d27d296c0b38888585488
          • MD5 SHA1 SHA512 SSDEEP TLSH

          bind.bin

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI0000146c2\bind.bin
          • Size 2.6MB
          • SHA256 5a6023a9c1f6180a9dda8007ad253f97c234bcd5291f1af0efa2b6998b21be75
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4768-136-0x000001A011270000-0x000001A011290000-memory.dmp