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Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 00:27

General

  • Target

    6e5fa283b88a994183b4a705d77bebc77313158b5735001141e82cee2ad8e444.exe

  • Size

    421KB

  • MD5

    77b892b6ce85a01f14da396040b04e6e

  • SHA1

    0980b62eb03f5de3ea9487196516ba9915a55ba1

  • SHA256

    6e5fa283b88a994183b4a705d77bebc77313158b5735001141e82cee2ad8e444

  • SHA512

    1825894a2408189f367c3941a1291b45fb7ca0ab0cde8ec078ce0fabc25ccafbb1940366667a3180b4a27527dc1c07db35525ac785803256897c4ed66a8339b5

  • SSDEEP

    12288:X6Wq4aaE6KwyF5L0Y2D1PqLb6Wq4aaE6KwyF5LL:1thEVaPqLBthE7

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e5fa283b88a994183b4a705d77bebc77313158b5735001141e82cee2ad8e444.exe
    "C:\Users\Admin\AppData\Local\Temp\6e5fa283b88a994183b4a705d77bebc77313158b5735001141e82cee2ad8e444.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Windows\svhost.exe
      C:\Windows\svhost.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PerfLogs.exe

    Filesize

    421KB

    MD5

    d7bdcbe94029acbd7267f05175bd85ef

    SHA1

    2dbedd5cd39de5d1461e36017b64dfb5fc1a3396

    SHA256

    d25d8594659f1e224d29486d47dc1a3fc744d55b978c3269b815751d2915d3e4

    SHA512

    8dda2e24b42870fdbbd275ffc3825d07b0d5c072b59ca82e6360559d4ee4af663628e60461d8605f65dfcb95130516b635e2339759d18a26c784bbdaef1d6122

  • C:\Windows\Driver.db

    Filesize

    82B

    MD5

    c2d2dc50dca8a2bfdc8e2d59dfa5796d

    SHA1

    7a6150fc53244e28d1bcea437c0c9d276c41ccad

    SHA256

    b2d38b3f122cfcf3cecabf0dfe2ab9c4182416d6961ae43f1eebee489cf3c960

    SHA512

    6cfdd08729de9ee9d1f5d8fcd859144d32ddc0a9e7074202a7d03d3795bdf0027a074a6aa54f451d4166024c134b27c55c7142170e64d979d86c13801f937ce4

  • C:\Windows\svhost.exe

    Filesize

    421KB

    MD5

    b6d28770ae922dcb1c4de8e0c02ae928

    SHA1

    4eeaa91e11b6d8c46693e69d67ac404e51acf468

    SHA256

    feccb71556b4063fb93056b5bc8d7c6b23a5f9d0ec9cc991db8e4425c3751e81

    SHA512

    b97ba66dccae071e6c2bb993be954912d5aa4e7f54a4f060abe44d0ee2da6eaf0085c3e5b84c786f60776e1a9ea0258d3dacbd4817589df55f6f06f6f9114acc

  • memory/2972-0-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/2972-714-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/3748-5-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/3748-1093-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB