Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/09/2026, 16:53

General

  • Target
    2026-09-04_1e5b88e6efb30652a477f9cdb820a7b6_bkransomware_elex_icedid_maze.exe
  • Size 2.3MB
  • Sample260905-vee2jsv1ht
  • SHA256 3fbd0e890c87ed04535e311c31d520dc046ca24391c64ae027192bd8cee1faf3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 7 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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.

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-04_1e5b88e6efb30652a477f9cdb820a7b6_bkransomware_elex_icedid_maze.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-04_1e5b88e6efb30652a477f9cdb820a7b6_bkransomware_elex_icedid_maze.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:908
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4176
  • C:\Windows\System32\GameInputSvc.exe
    C:\Windows\System32\GameInputSvc.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\Windows\System32\GameInputSvc.exe
      "C:\Windows\System32\GameInputSvc.exe" Global\GameInputSession_1
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:4280
  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:3932
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:1768
  • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
    "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:5040
  • \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
    "c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"
    1⤵
    • Executes dropped EXE
    PID:1144

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        elevation_service.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
        • Size 2.7MB
        • SHA256 bc67d173b4b09ee0eaab33c13c75416e898c0d723fa01137e6e62c8a356d951d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservice.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        • Size 845KB
        • SHA256 c052426e20211462ac35eaa0b9d08a45c93f30955a62639e5db79b980eba5992
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OSE.EXE

        • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
        • Size 825KB
        • SHA256 2d49c81221e2ebec321789e5dcb32aeab4e9dd16e7c8b2ed459bdfc15c794762
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 2.8MB
        • SHA256 139aff61d9ac0342f8eaa6439d87f6e272f07179980b2913f0b81c09590bc280
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GameInputSvc.exe

        • Path C:\Windows\System32\GameInputSvc.exe
        • Size 660KB
        • SHA256 ef7f6381f2048eae7fd44269aeebfb1048336b5d7973c6376318e401c1c0057d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        alg.exe

        • Path C:\Windows\System32\alg.exe
        • Size 776KB
        • SHA256 a36cc27c5c005c289857484757b82e7764e45b6f358c9366c4b6d5336d274b53
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AppVClient.exe

        • Path C:\Windows\system32\AppVClient.exe
        • Size 1.3MB
        • SHA256 4a6383cab89ea85019c47e614f9e5435d60a5f15b2b1cf34acda596ad4a3d231
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/908-1-0x0000000002820000-0x0000000002889000-memory.dmp

        memory/908-7-0x0000000002820000-0x0000000002889000-memory.dmp

        memory/908-0-0x00000000029C0000-0x0000000002B44000-memory.dmp

        memory/1144-78-0x0000026CD72B0000-0x0000026CD7408000-memory.dmp

        memory/1144-79-0x0000026CD7200000-0x0000026CD7266000-memory.dmp

        memory/1144-80-0x0000026CD7200000-0x0000026CD7266000-memory.dmp

        memory/1768-57-0x0000029430370000-0x00000294304C8000-memory.dmp

        memory/1768-59-0x00000294305F0000-0x0000029430656000-memory.dmp

        memory/1768-58-0x00000294305F0000-0x0000029430656000-memory.dmp

        memory/2492-28-0x00000181F4E50000-0x00000181F4EB6000-memory.dmp

        memory/2492-29-0x00000181F4E50000-0x00000181F4EB6000-memory.dmp

        memory/2492-26-0x00007FF773C60000-0x00007FF773D28000-memory.dmp

        memory/2492-27-0x00000181F4E50000-0x00000181F4EB6000-memory.dmp

        memory/2492-65-0x00007FF773C60000-0x00007FF773D28000-memory.dmp

        memory/3932-44-0x00000281C5290000-0x00000281C53E8000-memory.dmp

        memory/3932-46-0x00000281C54C0000-0x00000281C5526000-memory.dmp

        memory/3932-45-0x00000281C54C0000-0x00000281C5526000-memory.dmp

        memory/4176-16-0x0000016CD12A0000-0x0000016CD1306000-memory.dmp

        memory/4176-50-0x00007FF7E3FC0000-0x00007FF7E40E2000-memory.dmp

        memory/4176-15-0x00007FF7E3FC0000-0x00007FF7E40E2000-memory.dmp

        memory/4176-17-0x0000016CD12A0000-0x0000016CD1306000-memory.dmp

        memory/4176-18-0x0000016CD12A0000-0x0000016CD1306000-memory.dmp

        memory/4280-37-0x000001EB9B8A0000-0x000001EB9B906000-memory.dmp

        memory/4280-35-0x00007FF773C60000-0x00007FF773D28000-memory.dmp

        memory/4280-36-0x000001EB9B8A0000-0x000001EB9B906000-memory.dmp

        memory/4280-38-0x000001EB9B8A0000-0x000001EB9B906000-memory.dmp

        memory/4280-85-0x00007FF773C60000-0x00007FF773D28000-memory.dmp

        memory/5040-67-0x0000020189CD0000-0x0000020189D36000-memory.dmp

        memory/5040-68-0x0000020189CD0000-0x0000020189D36000-memory.dmp

        memory/5040-73-0x0000020189CD0000-0x0000020189D36000-memory.dmp

        memory/5040-75-0x00007FF78F4E0000-0x00007FF78F647000-memory.dmp

        memory/5040-66-0x00007FF78F4E0000-0x00007FF78F647000-memory.dmp