Overview

overview

8

Static

static

3

2026-07-07...ze.exe

windows10-2004-x64

7

2026-07-07...ze.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 07:52

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General

  • Target
    2026-07-07_6fa46be7808592173541aeaf576efac8_bkransomware_elex_maze.exe
  • Size 517KB
  • Sample260707-jqfxfaas2n
  • SHA256 cdf21819634ea8f48fb7f6ca8a89ee05a5850d5dd28b10515081450aaf39f5c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistencespyware

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
  • Executes dropped EXE 4 IoCs
  • 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 Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-07_6fa46be7808592173541aeaf576efac8_bkransomware_elex_maze.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-07_6fa46be7808592173541aeaf576efac8_bkransomware_elex_maze.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\fukzualbqhrb\fwd3zber1qezgftpya.exe
      "C:\fukzualbqhrb\fwd3zber1qezgftpya.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2524
      • C:\fukzualbqhrb\zwuatowue.exe
        "C:\fukzualbqhrb\zwuatowue.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        PID:4984
  • C:\fukzualbqhrb\zwuatowue.exe
    C:\fukzualbqhrb\zwuatowue.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\fukzualbqhrb\dsaznvs.exe
      mxdgmnvgw1on "c:\fukzualbqhrb\zwuatowue.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3172
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5612
    • 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 use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4544
  • 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:5752
  • 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:1308

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

        fwd3zber1qezgftpya.exe
        • Path C:\fukzualbqhrb\fwd3zber1qezgftpya.exe
        • Size 517KB
        • SHA256 cdf21819634ea8f48fb7f6ca8a89ee05a5850d5dd28b10515081450aaf39f5c3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        zu66ddvwrr
        • Path C:\fukzualbqhrb\zu66ddvwrr
        • Size 11B
        • SHA256 bcb6fc4a3b0967f46308bf0b694a64966d69fb68ad7f6f7c6ac0a31e4da41715
        • MD5 SHA1 SHA512
        Submit Download

        memory/5752-71-0x0000020F94210000-0x0000020F94230000-memory.dmp
        Download

        memory/5752-47-0x0000020F83D70000-0x0000020F83D90000-memory.dmp
        Download

        memory/5752-27-0x0000020F801E0000-0x0000020F802E0000-memory.dmp
        Download

        memory/5752-26-0x0000020F801E0000-0x0000020F802E0000-memory.dmp
        Download

        memory/5752-25-0x0000020F801E0000-0x0000020F802E0000-memory.dmp
        Download

        memory/5752-37-0x0000020F93E70000-0x0000020F93F70000-memory.dmp
        Download

        memory/5752-36-0x0000020F83A50000-0x0000020F83A70000-memory.dmp
        Download