Resubmissions

02/06/2026, 16:10

260602-tmpehsbs9r8

02/06/2026, 16:07

260602-tky6yabs3m3

Analysis

  • max time kernel
    109s
  • max time network
    107s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 16:10

General

  • Target
    plutonium.exe
  • Size 4.6MB
  • Sample260602-tmpehsbs9r
  • SHA256 85d1d1ca4d5881d9b98928c2006fb0eec9655e2705fe74088e6f974a19703f0f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 9 IoCs
  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 54 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\plutonium.exe
    "C:\Users\Admin\AppData\Local\Temp\plutonium.exe"
    1⤵
    • Downloads MZ/PE file
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Users\Admin\AppData\Local\Temp\a78b94ea-64ff-4cd7-a10f-baf7e064d5dd.exe
      "C:\Users\Admin\AppData\Local\Temp\a78b94ea-64ff-4cd7-a10f-baf7e064d5dd.exe" /Q
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4112
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe /windowsupdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:3712
    • C:\Users\Admin\AppData\Local\Plutonium\bin\plutonium-launcher-win32.exe
      "C:\Users\Admin\AppData\Local\Plutonium\bin\plutonium-launcher-win32.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2140

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AppCore.dll

        • Path C:\Users\Admin\AppData\Local\Plutonium\bin\AppCore.dll
        • Size 230KB
        • SHA256 b5338b858e5c65f9c36bbc817673ba5e1a05eed8f4dcf007b6bc4ff6140fc8f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Ultralight.dll

        • Path C:\Users\Admin\AppData\Local\Plutonium\bin\Ultralight.dll
        • Size 126KB
        • SHA256 758ca54bac8288487cfa6ea276c724fc4ad29c6d6a4294d74ea34e0726ce8661
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UltralightCore.dll

        • Path C:\Users\Admin\AppData\Local\Plutonium\bin\UltralightCore.dll
        • Size 578KB
        • SHA256 9ed2701ba7c3349ecbbcf276c280a09262b4da72be9fdcddd81a8bac9c9b3d69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WebCore.dll

        • Path C:\Users\Admin\AppData\Local\Plutonium\bin\WebCore.dll
        • Size 22.0MB
        • SHA256 b4d361bf13f98c96c21c3dec94d14914ff80c3515a48cd3df974378cd6052082
        • MD5 SHA1 SHA512 SSDEEP TLSH

        plutonium-launcher-win32.exe

        • Path C:\Users\Admin\AppData\Local\Plutonium\bin\plutonium-launcher-win32.exe
        • Size 2.9MB
        • SHA256 ef3e205ee7692a6c654d4694c60e7886efad542ee277a8f99908db687e296be4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.5b0a1e7d.css

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\css\app.5b0a1e7d.css
        • Size 7KB
        • SHA256 c8cd47da7c84dc7e8a6c7d301c3bc244b293347ea8e8e0d5e97cf0237c6c6259
        • MD5 SHA1 SHA512 SSDEEP TLSH

        auth.4a6b27be.css

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\css\auth.4a6b27be.css
        • Size 2KB
        • SHA256 fd736be6ab05c5f73cb657c3f0e106e0d3931382001e669320de7af35e5fb011
        • MD5 SHA1 SHA512 TLSH

        chunk-4f6208b2.def6a674.css

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\css\chunk-4f6208b2.def6a674.css
        • Size 1KB
        • SHA256 953c9fa90cc8e1bf4f22c16c1cc1f2351a034c57082a260440f079018d7ca3b8
        • MD5 SHA1 SHA512 TLSH

        chunk-d15685cc.29ddedaf.css

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\css\chunk-d15685cc.29ddedaf.css
        • Size 7KB
        • SHA256 3f2d5cb811d3452b155433042ab6f4b8a3e74befeb16af079847ffa1873fe618
        • MD5 SHA1 SHA512 SSDEEP TLSH

        login_bg.62db7e11.png

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\img\login_bg.62db7e11.png
        • Size 2.8MB
        • SHA256 332084113a9a741d32c138ce2a2b463f4ab90b8cb9f877e7165e6ec4be41c31b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.html

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\index.html
        • Size 927B
        • SHA256 6dc828b0e444bbcff8b86f853f124b4d22e7e132c793272c05b22594285271cf
        • MD5 SHA1 SHA512 TLSH

        app.d4d9a1c6.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\js\app.d4d9a1c6.js
        • Size 26KB
        • SHA256 2b610e9d4f5352a5f2fd096a4d21fe612378d01ca80d07a8e41f8fc41f67da82
        • MD5 SHA1 SHA512 SSDEEP TLSH

        auth.688202d0.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\js\auth.688202d0.js
        • Size 2KB
        • SHA256 8235dd733014ea6e7d0e63f1727f5a90e2351a632a5e53504314b3c01bf2f7f5
        • MD5 SHA1 SHA512 TLSH

        chunk-4f6208b2.22635986.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\js\chunk-4f6208b2.22635986.js
        • Size 673B
        • SHA256 27af3d4cce7f2651f8e4a203ddfa0904d8be4ff4c383c5e7da51394d008042dd
        • MD5 SHA1 SHA512 TLSH

        chunk-d15685cc.589056ed.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\js\chunk-d15685cc.589056ed.js
        • Size 3KB
        • SHA256 82f981818af4196835443430b678b524fe539b9707b7f8a56e567f7b53f4cd53
        • MD5 SHA1 SHA512 TLSH

        chunk-vendors.d77b8b8e.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\js\chunk-vendors.d77b8b8e.js
        • Size 247KB
        • SHA256 4a91eafbf4851dae58fea600f3349f9dfaa04ae92a8dcaf17cd2191ec9b0a189
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nix-bridge.js

        • Path C:\Users\Admin\AppData\Local\Plutonium\launcher\assets\nix-bridge.js
        • Size 965B
        • SHA256 3050dc899b974ac475823bcf1ab18075cbc68979f1f3ed2708fc4a032d577628
        • MD5 SHA1 SHA512 TLSH

        dsetup.dll

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup.dll
        • Size 93KB
        • SHA256 57bc22850bb8e0bcc511a9b54cd3da18eec61f3088940c07d63b9b74e7fe2308
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dsetup32.dll

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup32.dll
        • Size 1.5MB
        • SHA256 8a011da043a4b81e2b3d41a332e0ff23a65d546bd7636e8bc74885e8746927d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxupdate.cif

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxupdate.cif
        • Size 65KB
        • SHA256 c6c5e877e92d387e977c135765075b7610df2500e21c16e106a225216e6442ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxupdate.dll

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxupdate.dll
        • Size 173KB
        • SHA256 fb4f297e295c802b1377c6684734b7249d55743dfb7c14807bef59a1b5db63a2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxupdate.inf

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxupdate.inf
        • Size 12KB
        • SHA256 93f5589499ee4ee2812d73c0d8feacbbcfe8c47b6d98572486bc0eff3c5906ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxwsetup.cif

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.cif
        • Size 56KB
        • SHA256 762ff640013db2bd4109d7df43a867303093815751129bd1e33f16bf02e52cce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxwsetup.cif

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.cif
        • Size 56KB
        • SHA256 ed710d035ccaab0914810becf2f5db2816dba3a351f3666a38a903c80c16997a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxwsetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
        • Size 515KB
        • SHA256 8f5e89298e3dc2e22d47515900c37cca4ee121c5ba06a6d962d40ad6e1a595da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxwsetup.inf

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.inf
        • Size 477B
        • SHA256 d63c35e9b43eb0f28ffc28f61c9c9a306da9c9de3386770a7eb19faa44dbfc00
        • MD5 SHA1 SHA512 TLSH

        a78b94ea-64ff-4cd7-a10f-baf7e064d5dd.exe

        • Path C:\Users\Admin\AppData\Local\Temp\a78b94ea-64ff-4cd7-a10f-baf7e064d5dd.exe
        • Size 288KB
        • SHA256 2cf71d098c608c56e07f4655855a886c3102553f648df88458df616b26fd612f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DirectX.log

        • Path C:\Windows\Logs\DirectX.log
        • Size 15KB
        • SHA256 bc495420222cb58f4f631991012a9f39414dc391b5fbbe98b70f0f9d9cf2654b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DirectX.log

        • Path C:\Windows\Logs\DirectX.log
        • Size 1KB
        • SHA256 93ff86df698878b0bc6c0b2464bbf83caaf4cbfea0950265eb90209cf38cfb43
        • MD5 SHA1 SHA512 TLSH

        dxupdate.cab

        • Path C:\Windows\SysWOW64\directx\websetup\dxupdate.cab
        • Size 98KB
        • SHA256 6e39b3fdb6722ea8aa0dc8f46ae0d8bd6496dd0f5f56bac618a0a7dd22d6cfb2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        filelist.dat

        • Path C:\Windows\SysWOW64\directx\websetup\filelist.dat
        • Size 111B
        • SHA256 e60413bec64775bf1933ef4f9673c8bcfbe0ce71e950fd589bbd14c0f9a00359
        • MD5 SHA1 SHA512 TLSH

        filelist.dat

        • Path C:\Windows\SysWOW64\directx\websetup\filelist.dat
        • Size 137B
        • SHA256 f960075a7b1c2590e18700f3230f7baea9aced3e6ba5dc93dac193027b5cec48
        • MD5 SHA1 SHA512 TLSH

        memory/1660-22-0x000001B67EF40000-0x000001B67EF68000-memory.dmp

        memory/1660-15-0x000001B67ED00000-0x000001B67ED82000-memory.dmp

        memory/1660-23-0x000001B67CE30000-0x000001B67CE40000-memory.dmp

        memory/1660-43-0x000001B67CE30000-0x000001B67CE40000-memory.dmp

        memory/1660-24-0x000001B67F2B0000-0x000001B67F2E8000-memory.dmp

        memory/1660-26-0x000001B67CE30000-0x000001B67CE40000-memory.dmp

        memory/1660-0-0x000001B660E40000-0x000001B6612E8000-memory.dmp

        memory/1660-21-0x000001B67EF20000-0x000001B67EF3E000-memory.dmp

        memory/1660-20-0x000001B67EEE0000-0x000001B67EEEA000-memory.dmp

        memory/1660-19-0x000001B67EF00000-0x000001B67EF16000-memory.dmp

        memory/1660-97-0x000001B67CE30000-0x000001B67CE40000-memory.dmp

        memory/1660-66-0x000001B67CE30000-0x000001B67CE40000-memory.dmp

        memory/1660-17-0x000001B67EED0000-0x000001B67EED8000-memory.dmp

        memory/1660-18-0x000001B67EEF0000-0x000001B67EEF8000-memory.dmp

        memory/1660-16-0x000001B67E3A0000-0x000001B67E3C6000-memory.dmp

        memory/1660-25-0x000001B67F280000-0x000001B67F28E000-memory.dmp

        memory/1660-14-0x000001B67E360000-0x000001B67E382000-memory.dmp

        memory/1660-13-0x000001B67E310000-0x000001B67E360000-memory.dmp

        memory/1660-12-0x000001B67E490000-0x000001B67ECF6000-memory.dmp

        memory/1660-11-0x000001B67E3D0000-0x000001B67E48A000-memory.dmp

        memory/1660-10-0x000001B67E300000-0x000001B67E308000-memory.dmp

        memory/1660-9-0x000001B67E2B0000-0x000001B67E2F2000-memory.dmp

        memory/1660-8-0x000001B67DDF0000-0x000001B67E15C000-memory.dmp

        memory/1660-7-0x000001B67CD70000-0x000001B67CD7A000-memory.dmp

        memory/1660-6-0x000001B663000000-0x000001B66300A000-memory.dmp

        memory/1660-5-0x000001B67CE10000-0x000001B67CE2A000-memory.dmp

        memory/1660-4-0x000001B661700000-0x000001B66170C000-memory.dmp

        memory/1660-3-0x000001B67CD60000-0x000001B67CD68000-memory.dmp

        memory/1660-2-0x000001B67CD90000-0x000001B67CE10000-memory.dmp

        memory/1660-1-0x000001B67CE30000-0x000001B67CE40000-memory.dmp