Overview

overview

6

Static

static

1

8cf9a16fd4...17.exe

windows10-2004-x64

4

8cf9a16fd4...17.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 13:33

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General

  • Target
    8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.exe
  • Size 3.3MB
  • Sample260707-qtt2ssf17p
  • SHA256 8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwarediscoveryinstallerpersistencespyware

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.

  • Executes dropped EXE 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.

    discovery
  • Inno Setup is an open-source installation builder for Windows applications. 2 IoCs

    Inno Setup installer

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

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 54 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 44 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.exe
    "C:\Users\Admin\AppData\Local\Temp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5984
    • C:\Users\Admin\AppData\Local\Temp\is-9ZOWTWRIZC.tmp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9ZOWTWRIZC.tmp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.tmp" /SL5="$6003C,2253778,855040,C:\Users\Admin\AppData\Local\Temp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3656
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3648
    • 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:3936
  • 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:4764
  • 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:5988

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 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\is-9ZOWTWRIZC.tmp\8cf9a16fd4d175bff80e8e6f678bc5398bb18135f6f2a17cee77799d545e8e17.tmp
        • Size 4.2MB
        • SHA256 ff7848f6b9c465b649262d1590d4ab5d4ac42f28651b2bf95b2b02bee1beb0a3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3656-17-0x0000000003B60000-0x0000000003CA0000-memory.dmp
        Download

        memory/3656-8-0x0000000003B60000-0x0000000003CA0000-memory.dmp
        Download

        memory/3656-13-0x0000000003B60000-0x0000000003CA0000-memory.dmp
        Download

        memory/3656-14-0x0000000001010000-0x0000000001011000-memory.dmp
        Download

        memory/3656-16-0x00000000001B0000-0x00000000005EA000-memory.dmp
        Download

        memory/3656-203-0x00000000001B0000-0x00000000005EA000-memory.dmp
        Download

        memory/3656-6-0x0000000001010000-0x0000000001011000-memory.dmp
        Download

        memory/3936-205-0x000000000E620000-0x000000000EE9B000-memory.dmp
        Download

        memory/4764-42-0x000001BB82D70000-0x000001BB82D90000-memory.dmp
        Download

        memory/4764-65-0x000001BB84290000-0x000001BB842B0000-memory.dmp
        Download

        memory/4764-30-0x000001BB82A30000-0x000001BB82A50000-memory.dmp
        Download

        memory/4764-31-0x000001BB82E70000-0x000001BB82F70000-memory.dmp
        Download

        memory/4764-19-0x000001BB801E0000-0x000001BB802E0000-memory.dmp
        Download

        memory/5984-1-0x00000000001D0000-0x00000000002AF000-memory.dmp
        Download

        memory/5984-15-0x00000000001D0000-0x00000000002AF000-memory.dmp
        Download