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Analysis

  • max time kernel
    189s
  • max time network
    214s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 18:54

General

  • Target

    7970437bfe8c8754fa29bde7712bd0e8313d2e91bd53d85ac814bdacf091833f.exe

  • Size

    45KB

  • MD5

    2994abd723b58d66f299e850b6612407

  • SHA1

    2ed7d52364bd8f0be095674a000fe6d9301a51d9

  • SHA256

    7970437bfe8c8754fa29bde7712bd0e8313d2e91bd53d85ac814bdacf091833f

  • SHA512

    4692ef1d5ce7d6ebd2dcdf3dd93accf92d3001795e5efbd8f85c2ccee34495cca00f49aa5d7f659c7f24f1c55258f76d1bdeacb3f60175e1f0de236602f7c8af

  • SSDEEP

    768:E1AuwHyeFo6NPIFAoslbf8eRYLGXdoIFbb5omuKWcbsvwnoT9D88888888888JXX:EOxyeFo6NPCAosxYyXdF5oy3VoKX

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 8 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 4 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 4 IoCs
  • Executes dropped EXE 15 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 29 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 23 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7970437bfe8c8754fa29bde7712bd0e8313d2e91bd53d85ac814bdacf091833f.exe
    "C:\Users\Admin\AppData\Local\Temp\7970437bfe8c8754fa29bde7712bd0e8313d2e91bd53d85ac814bdacf091833f.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\recycled\SVCHOST.EXE
      C:\recycled\SVCHOST.EXE :agent
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:220
      • C:\recycled\SVCHOST.EXE
        C:\recycled\SVCHOST.EXE :agent
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3052
      • C:\recycled\SPOOLSV.EXE
        C:\recycled\SPOOLSV.EXE :agent
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Enumerates connected drives
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4316
        • C:\recycled\SVCHOST.EXE
          C:\recycled\SVCHOST.EXE :agent
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4532
        • C:\recycled\SPOOLSV.EXE
          C:\recycled\SPOOLSV.EXE :agent
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4236
        • C:\recycled\CTFMON.EXE
          C:\recycled\CTFMON.EXE :agent
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visibility of file extensions in Explorer
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Enumerates connected drives
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4276
          • C:\recycled\SVCHOST.EXE
            C:\recycled\SVCHOST.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:2372
          • C:\recycled\SPOOLSV.EXE
            C:\recycled\SPOOLSV.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:2116
          • C:\recycled\CTFMON.EXE
            C:\recycled\CTFMON.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1504
      • C:\recycled\CTFMON.EXE
        C:\recycled\CTFMON.EXE :agent
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3164
      • C:\Windows\SysWOW64\userinit.exe
        C:\Windows\system32\userinit.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\Explorer.exe
          Explorer.exe "C:\recycled\SVCHOST.exe"
          4⤵
            PID:2712
      • C:\recycled\SPOOLSV.EXE
        C:\recycled\SPOOLSV.EXE :agent
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4724
      • C:\recycled\CTFMON.EXE
        C:\recycled\CTFMON.EXE :agent
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1428
      • C:\recycled\SVCHOST.EXE
        C:\recycled\SVCHOST.EXE :agent
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2804
      • C:\recycled\SPOOLSV.EXE
        C:\recycled\SPOOLSV.EXE :agent
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4752
      • C:\recycled\CTFMON.EXE
        C:\recycled\CTFMON.EXE :agent
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2520
      • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
        "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\7970437bfe8c8754fa29bde7712bd0e8313d2e91bd53d85ac814bdacf091833f.doc" /o ""
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:4516
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
        PID:3744

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\Recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\Recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\Recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\Recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\Recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\Recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\Recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\Recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\Recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\Recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • C:\Recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • C:\Recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • C:\Recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • C:\Recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • C:\Recycled\desktop.ini

        Filesize

        65B

        MD5

        ad0b0b4416f06af436328a3c12dc491b

        SHA1

        743c7ad130780de78ccbf75aa6f84298720ad3fa

        SHA256

        23521de51ca1db2bc7b18e41de7693542235284667bf85f6c31902547a947416

        SHA512

        884cd0cae3b31a594f387dae94fc1e0aacb4fd833f8a3368bdec7de0f9f3dc44337c7318895d9549aad579f95de71ff45e1618e75065a04c7894ad1d0d0eac56

      • C:\Users\Admin\AppData\Local\Temp\Flu Burung.txt

        Filesize

        1KB

        MD5

        0269b6347e473980c5378044ac67aa1f

        SHA1

        c3334de50e320ad8bce8398acff95c363d039245

        SHA256

        68f5bd85c17975419bb4eacf615286d749bcb951e487813361837580b39ffee2

        SHA512

        e5c525fe688ecd3926ae634a61dc48c4837d7e56aae00b22e4f7d824df804cb536f6df077d5f6c67f63f73832ba00249ed3a75ed40ec9db6e026041b28404d7b

      • C:\Users\Admin\AppData\Local\Temp\Flu Burung.txt

        Filesize

        1KB

        MD5

        0269b6347e473980c5378044ac67aa1f

        SHA1

        c3334de50e320ad8bce8398acff95c363d039245

        SHA256

        68f5bd85c17975419bb4eacf615286d749bcb951e487813361837580b39ffee2

        SHA512

        e5c525fe688ecd3926ae634a61dc48c4837d7e56aae00b22e4f7d824df804cb536f6df077d5f6c67f63f73832ba00249ed3a75ed40ec9db6e026041b28404d7b

      • C:\Users\Admin\AppData\Local\Temp\Flu Burung.txt

        Filesize

        1KB

        MD5

        0269b6347e473980c5378044ac67aa1f

        SHA1

        c3334de50e320ad8bce8398acff95c363d039245

        SHA256

        68f5bd85c17975419bb4eacf615286d749bcb951e487813361837580b39ffee2

        SHA512

        e5c525fe688ecd3926ae634a61dc48c4837d7e56aae00b22e4f7d824df804cb536f6df077d5f6c67f63f73832ba00249ed3a75ed40ec9db6e026041b28404d7b

      • C:\recycled\CTFMON.EXE

        Filesize

        45KB

        MD5

        5c1d64c20ac478b738479b36e0463653

        SHA1

        1517cff4a95bb43ed877538cba5f8c9590024272

        SHA256

        1b8ba0f415d7920b85ed6fcfc162cd05ae41df4291accac936f34a8a98d562f9

        SHA512

        9a720c0c53d47f8f7c88491189494d65ea477aa341e9d9f6af6ac8a672ff85d4eda8d00a495899a62f6a351d450d4e0b5746ea2407135ad58972077d04197ec3

      • C:\recycled\SPOOLSV.EXE

        Filesize

        45KB

        MD5

        a04b04b9a794416c8d3db01304db7b33

        SHA1

        654d08c0b916613a704246297a4288907c2de8cd

        SHA256

        adf1268b1d3fd615086ac575e3ec22838fc89eb9b10427fdeb5bdb8bed65b173

        SHA512

        81c7897094eca69589bcbd0edc3c230c98427ad9d0a5078dbe4b7dd66e467b0ac32c23fe1e81e42f028bc26ef69feeabc3ed9e43819aeaaad21bb5b441043da4

      • C:\recycled\SVCHOST.EXE

        Filesize

        45KB

        MD5

        519f9ccb8c978b2d7ff33608c5733fd3

        SHA1

        b27ae5f0f82916117b27a8e9dae2c94f5876145c

        SHA256

        dff55ae43b4cb1d6b93bd8763e2256eb4e04e332e579a8cbd2f985fb80b6f806

        SHA512

        411a272d68b34bfffc315d2024629cb3c9d7af9b1caeb3f1296b1192a754a430d76672d43561e903353efa676b8cd98458385305931750bb32ed25a237e2eff5

      • memory/220-230-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/220-169-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1356-222-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1356-132-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1428-203-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1428-199-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1504-184-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2116-180-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2372-175-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2520-220-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2804-210-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/3052-144-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/3164-189-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4236-160-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4276-232-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4276-173-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4316-231-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4316-171-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4516-228-0x00007FF7F7930000-0x00007FF7F7940000-memory.dmp

        Filesize

        64KB

      • memory/4516-229-0x00007FF7F7930000-0x00007FF7F7940000-memory.dmp

        Filesize

        64KB

      • memory/4516-227-0x00007FF7FA290000-0x00007FF7FA2A0000-memory.dmp

        Filesize

        64KB

      • memory/4516-226-0x00007FF7FA290000-0x00007FF7FA2A0000-memory.dmp

        Filesize

        64KB

      • memory/4516-223-0x00007FF7FA290000-0x00007FF7FA2A0000-memory.dmp

        Filesize

        64KB

      • memory/4516-224-0x00007FF7FA290000-0x00007FF7FA2A0000-memory.dmp

        Filesize

        64KB

      • memory/4516-225-0x00007FF7FA290000-0x00007FF7FA2A0000-memory.dmp

        Filesize

        64KB

      • memory/4532-156-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4724-201-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4724-194-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4752-216-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB