Analysis

  • max time kernel
    1s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/01/2024, 16:08

General

  • Target

    7d900806909ee5c184de79e826dc003a.exe

  • Size

    512KB

  • MD5

    7d900806909ee5c184de79e826dc003a

  • SHA1

    794263d5a98079ccfc9fa45d7f205728723a4035

  • SHA256

    eb1e6b5d494cacbfbaa78d1e8003e3e6f51c0b739fedfeba6933645bf6364d29

  • SHA512

    22848c42b3904a6d3d3c4193cfd1f2659fd91b8460567ba4840640c30c724d1cdf40a0bc992283da5a7c4f3e01fb7718b68252833cba64537eb605ae5a7e1d70

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6f:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm50

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 8 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d900806909ee5c184de79e826dc003a.exe
    "C:\Users\Admin\AppData\Local\Temp\7d900806909ee5c184de79e826dc003a.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:1220
    • C:\Windows\SysWOW64\anatpxwjvtdue.exe
      anatpxwjvtdue.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4112
    • C:\Windows\SysWOW64\jzmneehf.exe
      jzmneehf.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3660
    • C:\Windows\SysWOW64\bdiwbjdmyuekmot.exe
      bdiwbjdmyuekmot.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2184
    • C:\Windows\SysWOW64\nqxhitbpaz.exe
      nqxhitbpaz.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1200
  • C:\Windows\SysWOW64\jzmneehf.exe
    C:\Windows\system32\jzmneehf.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1660

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\anatpxwjvtdue.exe

          Filesize

          512KB

          MD5

          951613a2039873efc9fa6d9a0eb4a8b2

          SHA1

          032483d0a617eea146f4e3ff48d8df6ec1d0ffb1

          SHA256

          4449df0f9518ab16a3ea12485c85b1a17b7a4f0b37125cdc72cd061f12c8f2d4

          SHA512

          8abe55354e5d1a37185e7c33707871d7fa4eb0caad030de03e5009b645617efa9169eb17aed80b8c8300a78fb5bc627721623e1207f29f57d2191dda82dcf68a

        • C:\Windows\SysWOW64\bdiwbjdmyuekmot.exe

          Filesize

          512KB

          MD5

          0cbdbcd7a31813163ebcc7be30ba8ff8

          SHA1

          0f225df44eef531cd599e794f1caae7cda1ed704

          SHA256

          18eed691717c8cbd2329d0c8219bed3226765a8ab6e21dbc75e20819cfd7fb47

          SHA512

          37c8d7d02bd744a117e0285113a654a931ced14cca22f6063e7ae20db7d30731b0300f559c45e3cc52b5932a0e487dbb341c34623f814a48293def7df0f867be

        • C:\Windows\SysWOW64\jzmneehf.exe

          Filesize

          92KB

          MD5

          59ebf1358a9b829f5709baaedeeee6fa

          SHA1

          1409fd65da1b814db0a08feae54366dfca196f1c

          SHA256

          d251f3126813d9f42461b0d23153c37c405979347a47fb0f04e0503beaf31a06

          SHA512

          a2d71b94a087aa6d376f4f065d9f7ff987fd50ea93949372fa9ef5b6692b45cef7ae267c88376b9d2953e4476496f67af1173e9f0f8ba81101dc94c6872cf417

        • C:\Windows\SysWOW64\jzmneehf.exe

          Filesize

          98KB

          MD5

          969a320c36bc75a1b889eec750cca1f7

          SHA1

          dc5d2f8ca229fa1a998bfd5abcd465f5987b0765

          SHA256

          1d85e231748510bc6cc0aa9956696ae62037d78a3b5a5d9b93a55982102b22d0

          SHA512

          3320dd7e8439b2e1f4207e3e2fd22ebc186fa384c0ee027c8bf06288dd89ab54a2d0f2ab2748f08186aa5dd0537c3482fdfc9d1a2e3f490661037ffc60ee1c05

        • C:\Windows\SysWOW64\jzmneehf.exe

          Filesize

          94KB

          MD5

          adf240d1843e40ab9617e9dc12bc9b5b

          SHA1

          70923ac6636077728d2721b22d312002f735deea

          SHA256

          f53d3e249050f489475559b9c39548a2afb7157dbd9e87551ef5349fa76ccb62

          SHA512

          e2aec62114f1f6b5e94e0888efc2758e284835e0099abbfd3dd80cf3500a1e0d628c3ecb66b6b48fe051327746af38f2e953e1f816819c6b18126212621e7ccd

        • C:\Windows\SysWOW64\jzmneehf.exe

          Filesize

          512KB

          MD5

          e65eea1fd623271d80b7c6850c220037

          SHA1

          25d23a47bd5e9d4d09ea7e28baf9d8b243a218c6

          SHA256

          f2c087e17258625e2b17cecab5ff3f65c1a20cf5471b9c4e453190a867ddbd52

          SHA512

          aeebca59ee4ea0d663049f0946c120775efae0225637b75cbde3137478747fd7760ff5c5ecd5a0facb0647ecff66a160e103e780ded375462c06e8e44cd68fe9

        • C:\Windows\SysWOW64\nqxhitbpaz.exe

          Filesize

          512KB

          MD5

          439b2ae16779221ddd3ac004bab10ba9

          SHA1

          47c5a18e128397789296d7d2c8cf3f3a23c5c341

          SHA256

          4109b94341e6b9c83a4969bbaa84f48b29bddb2890a9a615e14549b4556b456f

          SHA512

          3d11ec58dd46210fc88c8bc864420d08c88be09b9074fd7dde5d592b0f838e5b781151c5c53eaf1c4baa0077eb6847743a8da07f4b6cbfd73410dbf44990a51b

        • memory/1220-53-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-43-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-51-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-142-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-55-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-57-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-60-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-59-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-58-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-56-0x00007FFC7D8A0000-0x00007FFC7D8B0000-memory.dmp

          Filesize

          64KB

        • memory/1220-54-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-52-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-50-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-49-0x00007FFC7D8A0000-0x00007FFC7D8B0000-memory.dmp

          Filesize

          64KB

        • memory/1220-47-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-46-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-44-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-48-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-42-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-41-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-39-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-38-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-37-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-45-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-40-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-120-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-119-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-146-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-147-0x00007FFCBFAD0000-0x00007FFCBFCC5000-memory.dmp

          Filesize

          2.0MB

        • memory/1220-145-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-144-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/1220-143-0x00007FFC7FB50000-0x00007FFC7FB60000-memory.dmp

          Filesize

          64KB

        • memory/3492-0-0x0000000000400000-0x0000000000496000-memory.dmp

          Filesize

          600KB