Overview

overview

10

Static

static

1

OSC 6.0 Fi...l.xlsx

windows10-2004-x64

10

OSC 6.0 Fi...l.xlsx

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    107s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 16:55

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General

  • Target
    OSC 6.0 Fire Control.xlsx
  • Size 23KB
  • Sample260708-vfc9cacy4r
  • SHA256 c3fb1066ea3ec78fea7c3200f98fa2f5a072a94ca35cecb9f9e00c11b391e48d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarepersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 56 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 17 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

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

    ransomware
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\OSC 6.0 Fire Control.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3428
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4568
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:4536
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3164
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:3916
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:3080
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:5076

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/3080-21-0x000001FD001E0000-0x000001FD002E0000-memory.dmp
            Download

            memory/3080-34-0x000001FD01A20000-0x000001FD01A40000-memory.dmp
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            memory/3080-36-0x000001FD01E60000-0x000001FD01F60000-memory.dmp
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            memory/3080-53-0x000001FD01C60000-0x000001FD01C80000-memory.dmp
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            memory/3080-67-0x000001FD146E0000-0x000001FD14700000-memory.dmp
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            memory/3428-8-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
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            memory/3428-15-0x00007FF8A17B0000-0x00007FF8A17C0000-memory.dmp
            Download

            memory/3428-10-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-9-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-0-0x00007FF8A41A0000-0x00007FF8A41B0000-memory.dmp
            Download

            memory/3428-11-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-12-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-13-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-14-0x00007FF8A17B0000-0x00007FF8A17C0000-memory.dmp
            Download

            memory/3428-7-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-16-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
            Download

            memory/3428-6-0x00007FF8A41A0000-0x00007FF8A41B0000-memory.dmp
            Download

            memory/3428-5-0x00007FF8E4060000-0x00007FF8E42C3000-memory.dmp
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            memory/3428-1-0x00007FF8A41A0000-0x00007FF8A41B0000-memory.dmp
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            memory/3428-4-0x00007FF8A41A0000-0x00007FF8A41B0000-memory.dmp
            Download

            memory/3428-3-0x00007FF8E41BF000-0x00007FF8E41C0000-memory.dmp
            Download

            memory/3428-2-0x00007FF8A41A0000-0x00007FF8A41B0000-memory.dmp
            Download