Overview

overview

6

Static

static

1

2026-06-26...op.exe

windows10-2004-x64

6

2026-06-26...op.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 14:32

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General

  • Target
    2026-06-26_812dd3721a958915f923f8856fea3c78_elex_stop.exe
  • Size 11.8MB
  • Sample260629-rwallsfx4z
  • SHA256 7848052e5c4bc62740c18afe5fcde5a3d8a7730b3a1c5bb71eb58f7084027352
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwarebootkitdiscoverypersistencespyware

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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Loads dropped DLL 2 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 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 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-26_812dd3721a958915f923f8856fea3c78_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-26_812dd3721a958915f923f8856fea3c78_elex_stop.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:928
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3080
    • 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:3096
  • 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:1532
  • 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:3928
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2684

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Guid.db
          • Path C:\ProgramData\Tencent\DeskUpdate\Guid.db
          • Size 1KB
          • SHA256 7975d4bcc5d82bb1201b09b8cc653288bf3fa8805ea44b2eece9c50773f451b6
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          GuidInfo.db
          • Path C:\ProgramData\Tencent\DeskUpdate\GuidInfo.db
          • Size 238B
          • SHA256 16b12ba27e7a0da0bc7ab00d7cd33419ce6019f7bae84ca0f4db751e18eddb96
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          GuidInfo.db
          • Path C:\ProgramData\Tencent\DeskUpdate\GuidInfo.db
          • Size 320B
          • SHA256 32a29daecf5b131f2efc382f423313468f95a2a9c8588968845f182e0b29e520
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          GuidList.db
          • Path C:\ProgramData\Tencent\DeskUpdate\GuidList.db
          • Size 221B
          • SHA256 89929df31537097b799dd08902abc4603dbbade97abc429039400e46e4ea9ab1
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          GuidReport.dat
          • Path C:\ProgramData\Tencent\DeskUpdate\GuidReport.dat
          • Size 818B
          • SHA256 cb207bdedbf625e626974ede8f799071461924aac8f2a38f194ddf086d0ba222
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          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 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          QQPCDownload.dll
          • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e59c346\QQPCDownload.dll
          • Size 12.5MB
          • SHA256 44499662ee08f1adbd7bbd6e0c902bdcd846196380d282d3b577a01c5e422392
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          beacon_sdk.dll
          • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e59c346\beacon_sdk.dll
          • Size 1.3MB
          • SHA256 0ccf6ffd367c28dffb593f49210d7373f12e6a52d60c64012677a42f85554b39
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1532-112-0x00000204001E0000-0x00000204002E0000-memory.dmp
          Download

          memory/1532-124-0x0000020401E50000-0x0000020401F50000-memory.dmp
          Download

          memory/1532-157-0x00000204142D0000-0x00000204142F0000-memory.dmp
          Download

          memory/1532-122-0x00000204019F0000-0x0000020401A10000-memory.dmp
          Download

          memory/1532-111-0x00000204001E0000-0x00000204002E0000-memory.dmp
          Download

          memory/1532-143-0x0000020401C50000-0x0000020401C70000-memory.dmp
          Download