Overview

overview

8

Static

static

3

2026-07-01...er.exe

windows10-2004-x64

7

2026-07-01...er.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    130s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 15:21

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General

  • Target
    2026-07-01_639e102779b6f54cd16dae681a002e89_amadey_elex_remcos_rhadamanthys_smoke-loader.exe
  • Size 531KB
  • Sample260701-srf39saz2s
  • SHA256 a8a395ac6f3fc9bee6675d154cb3f9fb38ffeac9f26154fe953b405ca961fcbf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

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
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • 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 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 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\2026-07-01_639e102779b6f54cd16dae681a002e89_amadey_elex_remcos_rhadamanthys_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-01_639e102779b6f54cd16dae681a002e89_amadey_elex_remcos_rhadamanthys_smoke-loader.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\A19A.tmp
      "C:\Users\Admin\AppData\Local\Temp\A19A.tmp" --pingC:\Users\Admin\AppData\Local\Temp\2026-07-01_639e102779b6f54cd16dae681a002e89_amadey_elex_remcos_rhadamanthys_smoke-loader.exe 230E0F0BCD340778C7F8458B352916A528E1B5B7A7A233357AC31E675871661902A33167BBB110AB03D08F16BAD99BDCF0F7C005E4F7B2EAC2A3C654E47ABED3
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:760
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5884
    • 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:5700
  • 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:3792
  • 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:5268

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

        A19A.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\A19A.tmp
        • Size 531KB
        • SHA256 dd01420f894c632efb9b697344dac1783d623fa0c046ec9e9ef638a7c8843bd2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3792-25-0x000001D1001E0000-0x000001D1002E0000-memory.dmp
        Download

        memory/3792-34-0x000001D103E50000-0x000001D103F50000-memory.dmp
        Download

        memory/3792-71-0x000001D1042D0000-0x000001D1042F0000-memory.dmp
        Download

        memory/3792-33-0x000001D103930000-0x000001D103950000-memory.dmp
        Download

        memory/3792-48-0x000001D103C90000-0x000001D103CB0000-memory.dmp
        Download

        memory/3792-185-0x000001D9210E0000-0x000001D92137E000-memory.dmp
        Download

        memory/5268-186-0x000002A1CD340000-0x000002A1CD5DE000-memory.dmp
        Download

        memory/5268-187-0x000002A180030000-0x000002A1802EC000-memory.dmp
        Download

        memory/5700-184-0x000000000A470000-0x000000000A6CF000-memory.dmp
        Download