Overview

overview

8

Static

static

3

2026-07-08...er.exe

windows10-2004-x64

8

2026-07-08...er.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • 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, 04:20

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General

  • Target
    2026-07-08_a34909a2d0e10af80214b9ce56c036d2_akira_rusty-stealer.exe
  • Size 196KB
  • Sample260708-ex3mkabv3l
  • SHA256 f401705680fba0bcceb89c30489c6b477545cf8e894fd179f0c0131f176c623c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

    execution
  • 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 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:\Users\Admin\AppData\Local\Temp\2026-07-08_a34909a2d0e10af80214b9ce56c036d2_akira_rusty-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-08_a34909a2d0e10af80214b9ce56c036d2_akira_rusty-stealer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -WindowStyle Hidden -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:6092
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4796
    • 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:3176
  • 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:2488
  • 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:4360

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

        memory/2488-198-0x000001DA80440000-0x000001DA80623000-memory.dmp
        Download

        memory/2488-53-0x000001DA83C20000-0x000001DA83C40000-memory.dmp
        Download

        memory/2488-43-0x000001DA801E0000-0x000001DA802E0000-memory.dmp
        Download

        memory/2488-88-0x000001DA94400000-0x000001DA94420000-memory.dmp
        Download

        memory/2488-54-0x000001DA94080000-0x000001DA94180000-memory.dmp
        Download

        memory/2488-41-0x000001DA801E0000-0x000001DA802E0000-memory.dmp
        Download

        memory/2488-67-0x000001DA83F60000-0x000001DA83F80000-memory.dmp
        Download

        memory/6092-10-0x000002585B180000-0x000002585B19E000-memory.dmp
        Download

        memory/6092-11-0x000002585B1A0000-0x000002585B252000-memory.dmp
        Download

        memory/6092-14-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-15-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-16-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-17-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-18-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-21-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-20-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-13-0x000002585B260000-0x000002585B26A000-memory.dmp
        Download

        memory/6092-12-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-0-0x00007FFB63C8F000-0x00007FFB63C90000-memory.dmp
        Download

        memory/6092-7-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-6-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-5-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download

        memory/6092-4-0x000002585AEF0000-0x000002585AF12000-memory.dmp
        Download

        memory/6092-1-0x00007FFB63B00000-0x00007FFB644A4000-memory.dmp
        Download