Resubmissions

16/08/2026, 12:11

260816-pckalaxcqh3

16/08/2026, 12:07

260816-papsasdb4410

Analysis

  • max time kernel
    617s
  • max time network
    553s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 12:07

General

  • Target
    setup.exe
  • Size 983.0MB
  • Sample260816-papsasdb44
  • SHA256 ab5049a84631f9e17a8cc640a594526b805948a11f959b81d68cef8faf0baa14
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

C2
  • http://vexdico.shop:8539/files

  • http://mrlketo.shop:8932/contacts

  • http://shkpiva.shop:5627/documents

Signatures

  • Family: Remus

    Remus is a stealer written in C++.

  • 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.

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 56 IoCs
  • Suspicious use of SendNotifyMessage 44 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 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.

  • Uses Volume Shadow Copy WMI provider

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

  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\SYSTEM32\ipconfig.exe
      ipconfig.exe /73465298ehfjshdf87934
      2⤵
      • Gathers network information
      PID:2276
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AutoIt3.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AutoIt3.exe Counties.a3x
      2⤵
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AutoIt3.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AutoIt3.exe
        3⤵
        • Executes dropped EXE
        PID:5868
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5812
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3836
      • 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:3768
    • 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:2956
    • 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:6136

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          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

          AutoIt3.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AutoIt3.exe
          • Size 1.0MB
          • SHA256 92c6531a09180fae8b2aae7384b4cea9986762f0c271b35da09b4d0e733f9f45
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Counties.a3x

          • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Counties.a3x
          • Size 1005KB
          • SHA256 1f1145ffb0ad3ad7c328a6144bd7c1ee55966513741e95408627cfa9250c1431
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1516-14-0x00000255A2020000-0x00000255A2021000-memory.dmp

          memory/1516-7-0x00007FFAB61A0000-0x00007FFAB6403000-memory.dmp

          memory/2956-71-0x000001FD02E00000-0x000001FD02E20000-memory.dmp

          memory/2956-41-0x000001FD001E0000-0x000001FD002E0000-memory.dmp

          memory/2956-39-0x000001FD001E0000-0x000001FD002E0000-memory.dmp

          memory/2956-85-0x000001FD14200000-0x000001FD14220000-memory.dmp

          memory/2956-56-0x000001FD02E60000-0x000001FD02F60000-memory.dmp

          memory/2956-54-0x000001FD02A40000-0x000001FD02A60000-memory.dmp

          memory/3768-204-0x000000000DD30000-0x000000000E5AB000-memory.dmp

          memory/5868-15-0x000001C61F710000-0x000001C61F74C000-memory.dmp

          memory/5868-16-0x000001C61F710000-0x000001C61F74C000-memory.dmp