Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 13:36

General

  • Target
    intll.0.88021.msi
  • Size 7.4MB
  • Sample260724-qwb9rseq91
  • SHA256 f8035a8e7cd3e831eff6cc9296a9fa105ad88db29065c6ade179a5705eb1df89
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 8 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 13 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 SetWindowsHookEx 3 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.0.88021.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1112
  • 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 SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5684
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding AAB5CA3A28461D40E1069C6167F85425 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
      • Suspicious use of SetWindowsHookEx
      PID:3736
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5748

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e596885.rbs

        • Path C:\Config.Msi\e596885.rbs
        • Size 7KB
        • SHA256 7cf311620cc3c49de95a2a62be31f5ef654c8975c6ebff8fc2a3e3854914dfa4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI70D2.tmp

        • Path C:\Windows\Installer\MSI70D2.tmp
        • Size 7.4MB
        • SHA256 c3ff2e9c6ddeea03260e55d1eea0d537113b3c9f02f2459f05e793e1203ffab9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e596884.msi

        • Path C:\Windows\Installer\e596884.msi
        • Size 7.4MB
        • SHA256 f8035a8e7cd3e831eff6cc9296a9fa105ad88db29065c6ade179a5705eb1df89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 2acca1fa5eb509aaa05549edf57601e0c86007f107adaa31dec67054f600e805
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {311b07de-6d06-41f1-86c0-364464183834}_OnDiskSnapshotProp

        • Path \??\Volume{c61f8367-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{311b07de-6d06-41f1-86c0-364464183834}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 875de091d7bac1ba4cc4d495f10d4a149acff1ce85c8b3b541dc5cbb0d0fa989
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3736-14-0x00007FF9C1F90000-0x00007FF9C1F92000-memory.dmp

        memory/3736-16-0x00007FF99E960000-0x00007FF99EFA2000-memory.dmp

        memory/3736-18-0x00007FF9A5F10000-0x00007FF9A5F22000-memory.dmp

        memory/3736-45-0x00007FF9A5F10000-0x00007FF9A5F22000-memory.dmp