Analysis

  • user interaction
    yes
  • max time kernel
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/10/2026, 16:50

General

  • Target
    BR MODZ LIB BYPASS.exe
  • Size 39.1MB
  • Sample261011-vcbw4sdf83
  • SHA256 e703d3a1dce81404f76e68e887ba0aa583373eff71159ed251941c52e7026d4c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BR MODZ LIB BYPASS.exe
    "C:\Users\Admin\AppData\Local\Temp\BR MODZ LIB BYPASS.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2352
    • \??\c:\users\admin\appdata\local\temp\br modz lib bypass.exe 
      "c:\users\admin\appdata\local\temp\br modz lib bypass.exe "
      2⤵
      • Executes dropped EXE
      PID:5460
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:6036
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2764
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2828
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2388
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:1916
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2936
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5900

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          br modz lib bypass.exe 

          • Path C:\Users\Admin\AppData\Local\Temp\br modz lib bypass.exe 
          • Size 39.0MB
          • SHA256 b00dce2a3467697495700df43d9befcfc27c78ed48eaa27c953ec94758919dd6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          explorer.exe

          • Path C:\Windows\Resources\Themes\explorer.exe
          • Size 135KB
          • SHA256 526c2a3934cb036c40e34e67e3bec8271b3386d3046fe2c4c7453d58abb174c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          icsys.icn.exe

          • Path C:\Windows\Resources\Themes\icsys.icn.exe
          • Size 135KB
          • SHA256 bb3fe559d9d798f72f06e1c3975d32d8725bee80c2dfc1e6f46bbda54f9cdb91
          • MD5 SHA1 SHA512 SSDEEP TLSH

          spoolsv.exe

          • Path C:\Windows\Resources\spoolsv.exe
          • Size 135KB
          • SHA256 775a6ce91a9650d8f4bcac7b8959cab6309296a7156780cadeef4ec73bfad3e8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          svchost.exe

          • Path C:\Windows\Resources\svchost.exe
          • Size 135KB
          • SHA256 8ea3f5db82d3342d75d8a0cec4c7f815c7b87aaa6fe30dded539ed2fa3168f5d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1916-48-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2352-50-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2352-0-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2388-81-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2764-80-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2828-49-0x0000000000400000-0x000000000041F000-memory.dmp

          memory/2936-54-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-62-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-63-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-59-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-58-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-61-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-60-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/2936-52-0x000001C0E0FA0000-0x000001C0E0FA1000-memory.dmp

          memory/6036-51-0x0000000000400000-0x000000000041F000-memory.dmp