Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/07/2026, 08:25

General

  • Target
    intll.0.88009.msi
  • Size 6.8MB
  • Sample260724-kbaybaap21
  • SHA256 049f022e94166e54b4ebbee0329da1673384d32ae1dbf119cfb45c0ac8dde612
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 7 IoCs

    Network request originating from process or tool commonly abused by malware.

  • 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 System32 directory 8 IoCs
  • Drops file in Windows directory 9 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.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 2 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\intll.0.88009.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1596
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • 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:1020
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2448
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding C39B6991454C69649F402B1EBE13E781 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:4204
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4008

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e58944d.rbs

        • Path C:\Config.Msi\e58944d.rbs
        • Size 7KB
        • SHA256 459df1b586c29295446241dc744ca446fca397b5864e3150672d2e747d635982
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI95F3.tmp

        • Path C:\Windows\Installer\MSI95F3.tmp
        • Size 6.8MB
        • SHA256 a8a0d16494de19a84eb21864b7d58cb4e3a568c7a1d37a2116c15375eb9a1946
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e58944c.msi

        • Path C:\Windows\Installer\e58944c.msi
        • Size 6.8MB
        • SHA256 049f022e94166e54b4ebbee0329da1673384d32ae1dbf119cfb45c0ac8dde612
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 35959aa0c63aea70543951ba4827194de4e9e0b7cd4bf95d1df5e070f209a4ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {f80fb077-9132-4d8a-9b21-ebadbe9bf031}_OnDiskSnapshotProp

        • Path \??\Volume{6e0928ee-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{f80fb077-9132-4d8a-9b21-ebadbe9bf031}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 c1fb1d275731cbb31789ba407561be121f4ec860cd612b605feb0653d1cc4fff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4204-15-0x00007FFAB0570000-0x00007FFAB0BA4000-memory.dmp

        memory/4204-14-0x00007FFACEAB0000-0x00007FFACEAB2000-memory.dmp

        memory/4204-18-0x00007FFAC34B0000-0x00007FFAC34C0000-memory.dmp

        memory/4204-44-0x00007FFAC34B0000-0x00007FFAC34C0000-memory.dmp