Overview

overview

10

Static

static

10

2026-07-08...op.exe

windows10-2004-x64

9

2026-07-08...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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, 18:11

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General

  • Target
    2026-07-08_3e83012df0b672352388a734875280e3_amadey_coinminer_elex_smoke-loader_stop.exe
  • Size 560KB
  • Sample260708-wsj34aft2s
  • SHA256 47b4722f1b36dd2cce138dcd80c921e918cac6581e13875f4aefd5f6653a0a7a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
adwarediscoverypersistenceransomwarespywareupx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • 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
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 6 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in System32 directory 15 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Windows directory 2 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
  • 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 data under HKEY_USERS 9 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 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_3e83012df0b672352388a734875280e3_amadey_coinminer_elex_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-08_3e83012df0b672352388a734875280e3_amadey_coinminer_elex_smoke-loader_stop.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:988
  • C:\Windows\Syswow64\7fd5e09b
    C:\Windows\Syswow64\7fd5e09b
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1084
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3880
    • 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:4580
  • 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:3396
  • 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:716

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

        7fd5e09b
        • Path C:\Windows\SysWOW64\7fd5e09b
        • Size 560KB
        • SHA256 051476b105d50850b05107510953c6fb5177618ccc3702cb7a6c5a8c0ca30b13
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/716-216-0x000001D8B5280000-0x000001D8B56B4000-memory.dmp
        Download

        memory/716-237-0x000001D8B5A00000-0x000001D8B5CBC000-memory.dmp
        Download

        memory/716-217-0x000001D8B5A00000-0x000001D8B5CBC000-memory.dmp
        Download

        memory/988-18-0x0000000000720000-0x00000000007AC000-memory.dmp
        Download

        memory/988-0-0x0000000000720000-0x00000000007AC000-memory.dmp
        Download

        memory/1084-3-0x0000000000970000-0x00000000009FC000-memory.dmp
        Download

        memory/1084-19-0x0000000000970000-0x00000000009FC000-memory.dmp
        Download

        memory/1084-220-0x0000000000970000-0x00000000009FC000-memory.dmp
        Download

        memory/3396-77-0x000001FC94280000-0x000001FC942A0000-memory.dmp
        Download

        memory/3396-43-0x000001FC81920000-0x000001FC81940000-memory.dmp
        Download

        memory/3396-45-0x000001FC81E80000-0x000001FC81F80000-memory.dmp
        Download

        memory/3396-63-0x000001FC81D60000-0x000001FC81D80000-memory.dmp
        Download

        memory/3396-31-0x000001FC801E0000-0x000001FC802E0000-memory.dmp
        Download