Analysis

  • max time kernel
    300s
  • max time network
    281s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    02/08/2026, 14:06

General

  • Target
    EasySuiteSetup.msi
  • Size 71.6MB
  • Sample260802-renf5sbb42
  • SHA256 45e71fb42e9fc51f5d8f6f6b2d5daf24f3b7f3e8850e6de1235dc78c60d7a8f5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 14 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 8 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\EasySuiteSetup.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4812
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:752
      • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
        "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:788
        • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
          "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=gpu-process --field-trial-handle=1728,17290628993931708018,2537712788516273542,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:4400
        • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
          "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1728,17290628993931708018,2537712788516273542,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2052 /prefetch:8
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:1632
        • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
          "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=gpu-process --field-trial-handle=1728,17290628993931708018,2537712788516273542,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.4355 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=692 /prefetch:2
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:4160
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:5088
    • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
      "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
        "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=gpu-process --field-trial-handle=1748,1825087655849806905,6180092219795172545,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1760 /prefetch:2
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4456
      • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
        "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1748,1825087655849806905,6180092219795172545,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2128 /prefetch:8
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:5540
      • C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe
        "C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\Boost Note.exe" --type=gpu-process --field-trial-handle=1748,1825087655849806905,6180092219795172545,131072 --enable-features=WebComponentsV0Enabled --disable-features=CertVerifierService,CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.4355 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1720 /prefetch:2
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:5320

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58cbb8.rbs

          • Path C:\Config.Msi\e58cbb8.rbs
          • Size 144KB
          • SHA256 afef1445493cfe2b94db053001a75659e18fb272b59e4fe11b66f21ea5f4376b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          D3DCompiler_47.dll

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\D3DCompiler_47.dll
          • Size 4.3MB
          • SHA256 44422e6936dc72b7ac5ed16bb8bcae164b7554513e52efb66a3e942cec328a47
          • MD5 SHA1 SHA512 SSDEEP TLSH

          chrome_100_percent.pak

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\chrome_100_percent.pak
          • Size 123KB
          • SHA256 f1a935db8236203cbc1dcbb9672d98e0bd2fa514429a3f2f82a26e0eb23a4ff9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          chrome_200_percent.pak

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\chrome_200_percent.pak
          • Size 183KB
          • SHA256 7f9ded50d81c50f9c6ed89591fa621fabbd45cef150c8aabcceb3b7a9de5603b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ffmpeg.dll

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\ffmpeg.dll
          • Size 2.7MB
          • SHA256 8653b57b37618f11e358c93aad9dc9ef0193f0288f7e59147194e42b0842b50e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          icudtl.dat

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\icudtl.dat
          • Size 9.9MB
          • SHA256 02db39ba465fc8b7a4cd280732760f29911edde87b331bf7cea7677e94d483e0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          en-US.pak

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\locales\en-US.pak
          • Size 85KB
          • SHA256 ac1cdb4fb4d9fb27a908ed0e24cc9cc2bd885bc3ffba7e08b0b907fd4d1a8c4b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          resources.pak

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\resources.pak
          • Size 4.9MB
          • SHA256 367467609a389b67600628760c26732fc1a25f563f73263bc2c4bf6eec9033df
          • MD5 SHA1 SHA512 SSDEEP TLSH

          index.js

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\resources\app\index.js
          • Size 240KB
          • SHA256 176f28d4929e80b0039851d31297cc3db98cfc2813216ecda880d7dc63668618
          • MD5 SHA1 SHA512 SSDEEP TLSH

          license

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\resources\app\node_modules\file-type\license
          • Size 1KB
          • SHA256 5c932d88256b4ab958f64a856fa48e8bd1f55bc1d96b8149c65689e0c61789d3
          • MD5 SHA1 SHA512 TLSH

          license

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\resources\app\node_modules\normalize-url\license
          • Size 1KB
          • SHA256 48da2f39e100d4085767e94966b43f4fa95ff6a0698fba57ed460914e35f94a0
          • MD5 SHA1 SHA512 TLSH

          package.json

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\resources\app\package.json
          • Size 326B
          • SHA256 ed559a3a3027667ce6302f1debaed9aef5bef1c6d4236ec4da01199b398f78b2
          • MD5 SHA1 SHA512 TLSH

          libEGL.dll

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\swiftshader\libEGL.dll
          • Size 458KB
          • SHA256 bfd1d3fb9e50a3d9a58d9c62663fbf46bedcac24744020b801c9bb4cdc55f977
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libGLESv2.dll

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\swiftshader\libGLESv2.dll
          • Size 3.1MB
          • SHA256 54b6e787450bfcebed843ad1dafb31ca0904a908131d1005b567513ee8e2db46
          • MD5 SHA1 SHA512 SSDEEP TLSH

          v8_context_snapshot.bin

          • Path C:\Users\Admin\AppData\Local\MegaSuitelyTechMaxx\v8_context_snapshot.bin
          • Size 160KB
          • SHA256 31c3aa5645b5487bf484fd910379003786523f3063e946ef9b50d257d0ee5790
          • MD5 SHA1 SHA512 SSDEEP TLSH

          daemon.log

          • Path C:\Users\Admin\AppData\Roaming\daemon.log
          • Size 8B
          • SHA256 fc12127110dd4ef04ccfb658ca5f76cc36ac2a6f240154ca8efc8aaf56d497f1
          • MD5 SHA1 SHA512

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.0MB
          • SHA256 0b9c902b6d73def50473f4b251d203b7aca3d66c82fb3f1c0925733d04e9076f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {ead2cf91-a039-4da2-b8b1-70840514fc74}_OnDiskSnapshotProp

          • Path \??\Volume{8cc34c9f-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{ead2cf91-a039-4da2-b8b1-70840514fc74}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 099bd080603f7886b0ebb58dcc42f99edd4ce6e1ca8074dfe22f31b199d4a077
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4400-625-0x00007FFB8EF40000-0x00007FFB8EF41000-memory.dmp