Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 08:45

General

  • Target

    03c6ab007cd7f04d6ff8a951eb5e95bc10d25f1d31350536cb7b56fafca987d9N.exe

  • Size

    220KB

  • MD5

    785db8f9f1f72af515fabd8dd3c3dfb0

  • SHA1

    5026124c784f74ec9d71fa64ac11ccc15728770a

  • SHA256

    03c6ab007cd7f04d6ff8a951eb5e95bc10d25f1d31350536cb7b56fafca987d9

  • SHA512

    639e75123c523a3caf5b655c76385cd1d708519dfe24b764699f7b15f95f92e43bfe57a9782321f83504237057c17d52607849e15ecd91cbfa38e1ad900c256d

  • SSDEEP

    1536:6TvME7C4BhttA+M0KuPe+cq2+VbM5dtO2XhXTOkIHzEHPjzVddnSlv3N:6bRA+Mp+P2Rs2R0HgHPjztS/

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 51 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03c6ab007cd7f04d6ff8a951eb5e95bc10d25f1d31350536cb7b56fafca987d9N.exe
    "C:\Users\Admin\AppData\Local\Temp\03c6ab007cd7f04d6ff8a951eb5e95bc10d25f1d31350536cb7b56fafca987d9N.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:224
    • C:\Users\Admin\xielaud.exe
      "C:\Users\Admin\xielaud.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:5052

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\xielaud.exe

          Filesize

          220KB

          MD5

          1180a7a7769aa262ab95dfa462a3e039

          SHA1

          4f2634366c085ea7e196a328cb9f9447247a061d

          SHA256

          e8ab5732550a399098cc2832e14211b652c8305358d47ee4a6e3bea7c89a43b0

          SHA512

          f38a73b7bfa6052e17fe9332fae98c193ca18aa1a83a82f61cb6c83f4eb14102e16011d34be624536d967ba95861ccc00f4bd451f7eb9b114817921535795ed7