Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/05/2026, 04:37

General

  • Target
    MultiRoblox.exe
  • Size 181.7MB
  • Sample260506-e857tsav2y
  • SHA256 01fd5875b35ee565b46404c9fdf69e2d6cf20449eed999b0b1ad4896c4f976aa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe
    "C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4812
    • C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe
      "C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\multiroblox" --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1744,i,611998046897393301,713532180353629535,262144 --disable-features=IsolateOrigins,SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand,site-per-process --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
      2⤵
        PID:1292
      • C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe
        "C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\multiroblox" --field-trial-handle=2236,i,611998046897393301,713532180353629535,262144 --disable-features=IsolateOrigins,SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand,site-per-process --variations-seed-version --mojo-platform-channel-handle=2232 /prefetch:3
        2⤵
          PID:2980
        • C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe
          "C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Roaming\multiroblox" --app-user-model-id=com.multiroblox.app --app-path="C:\Users\Admin\AppData\Local\Temp\resources\app.asar" --no-sandbox --no-zygote --disable-blink-features=AutomationControlled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --field-trial-handle=2416,i,611998046897393301,713532180353629535,262144 --disable-features=IsolateOrigins,SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand,site-per-process --variations-seed-version --mojo-platform-channel-handle=2412 /prefetch:1
          2⤵
          • Checks computer location settings
          PID:5072
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe -NoProfile -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass -File C:\Users\Admin\AppData\Local\Temp\resources\mutex_holder.ps1
          2⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4296
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\a521lnhu\a521lnhu.cmdline"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2892
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
              C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9DE.tmp" "c:\Users\Admin\AppData\Local\Temp\a521lnhu\CSCF69EA9EFE5BC4CD1A62083F5CB617AAA.TMP"
              4⤵
                PID:3836
          • C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe
            "C:\Users\Admin\AppData\Local\Temp\MultiRoblox.exe" --type=gpu-process --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=10.0.19041.546 --user-data-dir="C:\Users\Admin\AppData\Roaming\multiroblox" --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=2836,i,611998046897393301,713532180353629535,262144 --disable-features=IsolateOrigins,SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand,site-per-process --variations-seed-version --mojo-platform-channel-handle=2832 /prefetch:8
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4088

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              RES9DE.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\RES9DE.tmp
              • Size 1KB
              • SHA256 742cc2e8015f66bbf3b4ada2910e6a978d4af951f19b5c56c696ef5e5a8ff219
              • MD5 SHA1 SHA512 TLSH

              __PSScriptPolicyTest_vy4frpgd.kmq.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vy4frpgd.kmq.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              a521lnhu.dll

              • Path C:\Users\Admin\AppData\Local\Temp\a521lnhu\a521lnhu.dll
              • Size 3KB
              • SHA256 096d2a9b71a5cd25f754dcb45ff14442121be2517c294df32c1697eca0a5615a
              • MD5 SHA1 SHA512 TLSH

              default.dic

              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
              • Size 2B
              • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
              • MD5 SHA1 SHA512

              Network Persistent State

              • Path C:\Users\Admin\AppData\Roaming\multiroblox\Network\Network Persistent State
              • Size 665B
              • SHA256 a510f1922ed7191023c4e9ada8eef3baa257129fbd5b0301c5a8249f56577b17
              • MD5 SHA1 SHA512 TLSH

              Network Persistent State~RFe591776.TMP

              • Path C:\Users\Admin\AppData\Roaming\multiroblox\Network\Network Persistent State~RFe591776.TMP
              • Size 59B
              • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
              • MD5 SHA1 SHA512 TLSH

              CSCF69EA9EFE5BC4CD1A62083F5CB617AAA.TMP

              • Path \??\c:\Users\Admin\AppData\Local\Temp\a521lnhu\CSCF69EA9EFE5BC4CD1A62083F5CB617AAA.TMP
              • Size 652B
              • SHA256 f70e08d4694738ce944c9024788d9d4f38fc41cf0afcd5b723beb26d5a21bbfd
              • MD5 SHA1 SHA512 TLSH

              a521lnhu.0.cs

              • Path \??\c:\Users\Admin\AppData\Local\Temp\a521lnhu\a521lnhu.0.cs
              • Size 930B
              • SHA256 67c934fdf4be67b02037eb506ddaa2634df2bcd8d9974eeade0eb9a0bb85e79d
              • MD5 SHA1 SHA512 TLSH

              a521lnhu.cmdline

              • Path \??\c:\Users\Admin\AppData\Local\Temp\a521lnhu\a521lnhu.cmdline
              • Size 369B
              • SHA256 6287bae63be93a91135a58630d75652c7187fd52e3c43f31205b71beeb3b8f3b
              • MD5 SHA1 SHA512 TLSH

              memory/1292-102-0x000002B2C9910000-0x000002B2C99BC000-memory.dmp

              memory/2892-92-0x00000198A8CD0000-0x00000198A8CDC000-memory.dmp

              memory/2980-103-0x000002D73C710000-0x000002D73C7BC000-memory.dmp

              memory/3836-89-0x00000189F9570000-0x00000189F957C000-memory.dmp

              memory/4088-173-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-179-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-180-0x000002498BD10000-0x000002498BDBC000-memory.dmp

              memory/4088-174-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-176-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-167-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-168-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-169-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-177-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-175-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4088-178-0x0000024990BB0000-0x0000024990BB1000-memory.dmp

              memory/4296-73-0x000001B35E940000-0x000001B35E962000-memory.dmp

              memory/4296-94-0x000001B35E970000-0x000001B35E978000-memory.dmp

              memory/4296-107-0x000001B35E400000-0x000001B35E40C000-memory.dmp

              memory/4812-101-0x000001DE89DB0000-0x000001DE89E5C000-memory.dmp

              memory/5072-104-0x00000229D82B0000-0x00000229D835C000-memory.dmp