Overview

overview

7

Static

static

3

2026-07-28...op.exe

windows10-2004-x64

7

2026-07-28...op.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 04:41

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General

  • Target
    2026-07-28_7edfbc01e3925e92f75b9a6d19895e13_amadey_elex_remcos_smoke-loader_stop.exe
  • Size 23.5MB
  • Sample260728-fa43jsbj5y
  • SHA256 5f1db3f5e059d5b8e771af685b475dc9b1f57a459d6ca43368bdfc8114ba9b15
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistenceprivilege_escalationransomware

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Loads dropped DLL 56 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 20 IoCs
  • Drops file in Windows directory 57 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • 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\2026-07-28_7edfbc01e3925e92f75b9a6d19895e13_amadey_elex_remcos_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_7edfbc01e3925e92f75b9a6d19895e13_amadey_elex_remcos_smoke-loader_stop.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3220
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 856149E6DAA839EDEFC138D6ADF8B68A C
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:2124
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1336
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding C96E9A672F660E4D5ACE919361071C27
        2⤵
        • Loads dropped DLL
        • Modifies system executable filetype association
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:4392
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding E79360B3BD0BDBCA6BBF20751F95AFAB E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:4840
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:936
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:4780

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            e5b079f.rbs
            • Path C:\Config.Msi\e5b079f.rbs
            • Size 12.6MB
            • SHA256 a0751898ad39dbcb425ac5610ca190b946a2a1e2cc941971afea0219f57331c5
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            MSID4F.tmp
            • Path C:\Users\Admin\AppData\Local\Temp\MSID4F.tmp
            • Size 855KB
            • SHA256 88c88d8f8e0397962cfc008174f0bdd60a9f0a181f5b6da53500371cf8653652
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            Altova DatabaseSpy 2011 rel2 (x64) Enterprise Edition.msi
            • Path C:\Windows\Downloaded Installations\{B5A17F85-B8ED-44CD-A7E5-46544D692A30}\Altova DatabaseSpy 2011 rel2 (x64) Enterprise Edition.msi
            • Size 22.6MB
            • SHA256 9250fa7b46b40208a3321d5b30068c76724346e96a75897b7c83feee1d34b431
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            metadata-2
            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 26.1MB
            • SHA256 6b3c958ecd46789deae83966d266e0bef696b48f1971c9cce6267a608146e53b
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            {47b91564-4070-49a4-8501-af066e4ff8d4}_OnDiskSnapshotProp
            • Path \??\Volume{c61f3bad-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{47b91564-4070-49a4-8501-af066e4ff8d4}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 dd12f5f6df6f1c3b2ba3782e5c105b803031d4b82877d9aab62a4b88bf0adc60
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4392-81-0x000001F0BFFE0000-0x000001F0C00C4000-memory.dmp
            Download