Analysis

  • max time kernel
    208s
  • max time network
    210s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 01:27

General

  • Target
    d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4.exe
  • Size 432KB
  • Sample221127-bt91paad33
  • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 11 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 11 IoCs
  • Executes dropped EXE 10 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 45 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4.exe
    "C:\Users\Admin\AppData\Local\Temp\d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4.exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4328
    • C:\Program Files\Windows Alerter\WinAlert.exe
      "C:\Program Files\Windows Alerter\WinAlert.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:5016
    • C:\Program Files\Windows Alerter\WinAlert.exe
      "C:\Program Files\Windows Alerter\WinAlert.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1804
      • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        PID:2504
      • C:\Program Files\Windows Common Files\Commgr.exe
        "C:\Program Files\Windows Common Files\Commgr.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        PID:3244
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2628
    • C:\Program Files\Windows Common Files\Commgr.exe
      "C:\Program Files\Windows Common Files\Commgr.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4456
      • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        PID:3020
    • C:\Program Files\Windows Common Files\Commgr.exe
      "C:\Program Files\Windows Common Files\Commgr.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:5104
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      PID:220
    • C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
      "C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:5064

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        WinAlert.exe

        • Path C:\Program Files\Windows Alerter\WinAlert.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinAlert.exe

        • Path C:\Program Files\Windows Alerter\WinAlert.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinAlert.exe

        • Path C:\Program Files\Windows Alerter\WinAlert.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        Commgr.exe

        • Path C:\Program Files\Windows Common Files\Commgr.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        Commgr.exe

        • Path C:\Program Files\Windows Common Files\Commgr.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        Commgr.exe

        • Path C:\Program Files\Windows Common Files\Commgr.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        Commgr.exe

        • Path C:\Program Files\Windows Common Files\Commgr.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        WinSysApp.exe

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\WinSysApp.exe
        • Size 432KB
        • SHA256 d3680ce3614943bccbb14a95084ac67bcd274a8baae7dedc3d0aef045cec59b4
        • MD5 SHA1 SHA512 SSDEEP

        bnf0342

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\bnf0342
        • Size 8KB
        • SHA256 6998c24ddccadd714e0cd8569fe7fb988328761c999d9de30dc4d8a2605b3665
        • MD5 SHA1 SHA512 SSDEEP

        bnf0342

        • Path C:\RECYCLER\X-1-5-21-1960408961-725345543-839522115-1003\bnf0342
        • Size 8KB
        • SHA256 12c30f3daab5021ab55160330b1758b10111977542b5c95d7d448a7ff34a9bb9
        • MD5 SHA1 SHA512 SSDEEP

        memory/220-156-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/1804-151-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/2504-166-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/2628-148-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/3020-167-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/3244-164-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/4328-132-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/4328-168-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/4456-153-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/4456-169-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/5016-149-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/5064-162-0x0000000000400000-0x000000000046C000-memory.dmp

        memory/5104-154-0x0000000000400000-0x000000000046C000-memory.dmp