Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 16:48

General

  • Target
    GoNavi-dev-a0d90fa-Windows-Amd64-Installer.msi
  • Size 26.9MB
  • Sample261102-vbc3sabw2w
  • SHA256 28101588832b45d2f3feb29a7831f10a6199aed0a0311314e206e087ebf3b397
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Modifies file permissions 1 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 Program Files directory 5 IoCs
  • Drops file in Windows directory 10 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies data under HKEY_USERS 44 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 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\GoNavi-dev-a0d90fa-Windows-Amd64-Installer.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:832
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:404
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding C6CEF71FCA5FBB02B5485C4A0C549BFC C
      2⤵
      • Loads dropped DLL
      PID:5092
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4440
      • C:\Windows\SysWOW64\icacls.exe
        "C:\Windows\SysWOW64\icacls.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\GoNavi.lnk" /grant *S-1-5-32-545:M
        2⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:4436
      • C:\Windows\SysWOW64\icacls.exe
        "C:\Windows\SysWOW64\icacls.exe" "C:\Users\Public\Desktop\GoNavi.lnk" /grant *S-1-5-32-545:M
        2⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:4656
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -NonInteractive -ExecutionPolicy Bypass -File "C:\Program Files\GoNavi\apply-brand-icon.ps1" -ApplicationDataFolder "C:\Users\Admin\AppData\Roaming\." -StartMenuShortcut "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\GoNavi.lnk" -DesktopShortcut "C:\Users\Public\Desktop\GoNavi.lnk"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        PID:1152
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2072

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e592dbe.rbs

          • Path C:\Config.Msi\e592dbe.rbs
          • Size 8KB
          • SHA256 0a509bc0f401596f7b9543232cfe5bc0f87b6ce50afc694809b6242b9d41c0fa
          • MD5 SHA1 SHA512 SSDEEP TLSH

          apply-brand-icon.ps1

          • Path C:\Program Files\GoNavi\apply-brand-icon.ps1
          • Size 22KB
          • SHA256 63bacd353d59a4343437a5c259164f888b5f37f714d2449436e263003ac4aa98
          • MD5 SHA1 SHA512 SSDEEP TLSH

          GoNavi.lnk

          • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\GoNavi.lnk
          • Size 1KB
          • SHA256 a603c6d43e982d914dec7c79aca32908099b6433d6cab0ef751691db341584fb
          • MD5 SHA1 SHA512 TLSH

          ~oNavi.tmp

          • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\~oNavi.tmp
          • Size 1KB
          • SHA256 bb8ea180140f380bf24062897e45098a183ef51f347091819b58f57b5ed383b8
          • MD5 SHA1 SHA512 TLSH

          MSIDACB.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIDACB.tmp
          • Size 155KB
          • SHA256 f506eb822c6438d752323a1b252885208a178a2c0ad41333fc498b3402bc82d3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_hjuzmj2e.zjp.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hjuzmj2e.zjp.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          GoNavi.lnk

          • Path C:\Users\Public\Desktop\GoNavi.lnk
          • Size 1KB
          • SHA256 3c3234f9f34763366562e495014a3cc3e8a17ea19c6d1fccbada377d9c03211d
          • MD5 SHA1 SHA512 TLSH

          ~oNavi.tmp

          • Path C:\Users\Public\Desktop\~oNavi.tmp
          • Size 1KB
          • SHA256 584d19b932289cb898855e0ce2672c557b164b34fe02d625998654bd8fe368e4
          • MD5 SHA1 SHA512 TLSH

          e592dbf.msi

          • Path C:\Windows\Installer\e592dbf.msi
          • Size 26.9MB
          • SHA256 28101588832b45d2f3feb29a7831f10a6199aed0a0311314e206e087ebf3b397
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 9c07c6d60feedc4798b28b4b180212f085591a2a16e2ad180679b6be0a1c1a14
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {5a2918c7-2fa8-4786-808f-4e7db8431a0a}_OnDiskSnapshotProp

          • Path \??\Volume{7d83d395-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{5a2918c7-2fa8-4786-808f-4e7db8431a0a}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 8aaf606779bd696c8aedc57ccee6a7330607c994baacd4d3495657480d8077a6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1152-56-0x000001CE77310000-0x000001CE77332000-memory.dmp