Overview

overview

7

Static

static

3

SmartTagOI...er.msi

windows10-2004-x64

7

SmartTagOI...er.msi

windows11-21h2-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 18:13

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General

  • Target
    SmartTagOI.Installer.msi
  • Size 528KB
  • Sample260522-wt131aez6t
  • SHA256 160008b493355c0ea6c33077e8e1d65ac4d4f46d54c8c6500a9b691b85e0319b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistenceprivilege_escalationransomware

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Loads dropped DLL 4 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 3 IoCs
  • Drops file in Windows directory 14 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • 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.

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

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SmartTagOI.Installer.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2256
  • 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 registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3948
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 66D73B5CFD0E671963C67AA527FD2F2C C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2216
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2160
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 2B4206537E3B9796F18ADCDD548E640D
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3992
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4152

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58ba44.rbs
          • Path C:\Config.Msi\e58ba44.rbs
          • Size 17KB
          • SHA256 607acabf429a53ae2fe27712b2e5a20ac5e732157b530adb87d4165c1b45165a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSI337F.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\MSI337F.tmp
          • Size 298KB
          • SHA256 da1fe86141c446921021bb26b6fe2bd2d1bb51e3e614f46f8103ffad8042f2c0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e58ba43.msi
          • Path C:\Windows\Installer\e58ba43.msi
          • Size 528KB
          • SHA256 160008b493355c0ea6c33077e8e1d65ac4d4f46d54c8c6500a9b691b85e0319b
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 3f5033b8d4b17f031e807473a1f23224ef2696846c07b8938e9c7f7dc213e774
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {7fb3a872-68e6-4f66-b7a6-c4709dd1bf3e}_OnDiskSnapshotProp
          • Path \??\Volume{681e74ae-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{7fb3a872-68e6-4f66-b7a6-c4709dd1bf3e}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 629bf9deed536ceb9d95d8f56be52ec2a15a9f9eb0c8b846fec229cbc83f2ba2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download