Resubmissions

10-07-2023 09:41

230710-ln791sae9y 10

10-07-2023 09:39

230710-lmwjtsae8y 10

Analysis

  • max time kernel
    91s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2023 09:39

General

  • Target

    WESTERN.exe

  • Size

    2.3MB

  • MD5

    edf847cfbfe0ba4c161c815c16a73195

  • SHA1

    e7d8eb262eeb5a7f31bd4673d066bdf42761e90a

  • SHA256

    3b4a299904bd4683c3043b0ca84553eb9e55d6c5450e0346f0456e3fd6bffb65

  • SHA512

    a6aa8e181fba031d543a6125f6b9ee286a4c6c9829185b56cfeabb07103438573dab1ffe8e9afa97f7beef8a8d018239381d8daf3bf5525b2364317bdcad8884

  • SSDEEP

    49152:LkWk5cS7a+9XYaQaZehc4mTYJ78V9gyBn4c3fmP/SA8N:TajJRZ942KQV9hp4MfmP/SA8

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WESTERN.exe
    "C:\Users\Admin\AppData\Local\Temp\WESTERN.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
      2⤵
        PID:2320
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4180
      • C:\Users\Admin\AppData\Local\Temp\WESTERN.exe
        "C:\Users\Admin\AppData\Local\Temp\WESTERN.exe"
        1⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4472
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
          2⤵
            PID:4868
        • C:\Users\Admin\AppData\Local\Temp\WESTERN.exe
          "C:\Users\Admin\AppData\Local\Temp\WESTERN.exe"
          1⤵
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1132
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
            2⤵
              PID:2088

          Network

          MITRE ATT&CK Enterprise v6

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