Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/07/2026, 08:53

General

  • Target
    2026-07-30_630ae4b79f29978edc9d618a2a58838f_coinminer_dosia_glassworm_poet-rat_quasar-rat_snatch.exe
  • Size 5.8MB
  • Sample260730-kth2msfp9s
  • SHA256 9fd03ee6a9854b98498b9387b710eaea40801c47eb797fe9a9d0898a63da8cb9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 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.

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 3 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • Modifies registry class 2 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-30_630ae4b79f29978edc9d618a2a58838f_coinminer_dosia_glassworm_poet-rat_quasar-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-30_630ae4b79f29978edc9d618a2a58838f_coinminer_dosia_glassworm_poet-rat_quasar-rat_snatch.exe"
    1⤵
    • Checks computer location settings
    • Modifies trusted root certificate store through registry
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\WER'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2880
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "$WshShell = New-Object -ComObject WScript.Shell; $s = $WshShell.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WerFault.exe.lnk'); $s.TargetPath = 'C:\ProgramData\Microsoft\Windows\WER\WerFault.exe'; $s.WorkingDirectory = 'C:\ProgramData\Microsoft\Windows\WER'; $s.Save()"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Creates a file in the Startup directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1440
    • C:\ProgramData\Microsoft\Windows\WER\WerFault.exe
      "C:\ProgramData\Microsoft\Windows\WER\WerFault.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Windows\explorer.exe
        explorer.exe
        3⤵
        • Modifies registry class
        PID:724
  • C:\PROGRA~3\MICROS~1\Windows\WER\WerFault.exe
    C:\PROGRA~3\MICROS~1\Windows\WER\WerFault.exe
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\ProgramData\Microsoft\Windows\WER'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4088
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "$WshShell = New-Object -ComObject WScript.Shell; $s = $WshShell.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WerFault.exe.lnk'); $s.TargetPath = 'C:\ProgramData\Microsoft\Windows\WER\WerFault.exe'; $s.WorkingDirectory = 'C:\ProgramData\Microsoft\Windows\WER'; $s.Save()"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Creates a file in the Startup directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3368
    • C:\ProgramData\Microsoft\Windows\WER\WerFault.exe
      "C:\ProgramData\Microsoft\Windows\WER\WerFault.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\Windows\explorer.exe
        explorer.exe
        3⤵
        • Modifies registry class
        PID:692

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WerFault.exe

        • Path C:\ProgramData\Microsoft\Windows\WER\WerFault.exe
        • Size 5.8MB
        • SHA256 9fd03ee6a9854b98498b9387b710eaea40801c47eb797fe9a9d0898a63da8cb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        werdata.db

        • Path C:\ProgramData\Microsoft\Windows\WER\werdata.db
        • Size 448KB
        • SHA256 3a7155779d13b77e3a030d4835bff9d781c3197c01c5555bf801c2f181b151f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        werdata.db

        • Path C:\ProgramData\Microsoft\Windows\WER\werdata.db
        • Size 11.8MB
        • SHA256 40a056e16781df170d53b2feebaaa2f2f9d7ee37736ec100d7fb8a0a12c76386
        • MD5 SHA1 SHA512 SSDEEP TLSH

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 f8ddc8eddb53247304e5463829cbf8d1a420a77781237820efa0c94ab18612cd
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 5fbecb4ba82617e290cfba5b2a5f853b49362b1118a111d119fdaf163ae65e55
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 642b0c6cc8ab92c8e2769bed0859a8f80b242f0a7b5c1be7fd53424fd56c2d5b
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_xjjmzops.tlr.ps1

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

        WerFault.exe.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WerFault.exe.lnk
        • Size 1KB
        • SHA256 8b3641f67369534c59ca42d84658a002e44814da11287a535357c74cc1d302d4
        • MD5 SHA1 SHA512 TLSH

        memory/692-62-0x00000000012D0000-0x0000000001E9F000-memory.dmp

        memory/724-36-0x0000000000A00000-0x00000000015CF000-memory.dmp

        memory/724-33-0x0000000000A00000-0x00000000015CF000-memory.dmp

        memory/2880-1-0x000001D7987A0000-0x000001D7987B0000-memory.dmp

        memory/2880-2-0x000001D7987A0000-0x000001D7987B0000-memory.dmp

        memory/2880-8-0x000001D7FFD80000-0x000001D7FFDA2000-memory.dmp