Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/05/2024, 03:19

General

  • Target
    c437a6be15ce8be0078b060cca649fdb02f1bad6a0e1c5255b7d9a5354b8fc40.exe
  • Size 304KB
  • Sample240502-dvm9eshe78
  • SHA256 c437a6be15ce8be0078b060cca649fdb02f1bad6a0e1c5255b7d9a5354b8fc40
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c437a6be15ce8be0078b060cca649fdb02f1bad6a0e1c5255b7d9a5354b8fc40.exe
    "C:\Users\Admin\AppData\Local\Temp\c437a6be15ce8be0078b060cca649fdb02f1bad6a0e1c5255b7d9a5354b8fc40.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\bauasog.exe
      "C:\Users\Admin\bauasog.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2652

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        bauasog.exe

        • Path C:\Users\Admin\bauasog.exe
        • Size 304KB
        • SHA256 8cf7e5e370927c92b0482352bada7d62d585a872f6a5173524ad1b9ca1843a89
        • MD5 SHA1 SHA512 SSDEEP

        memory/2184-1-0x0000000000400000-0x0000000000466000-memory.dmp

        memory/2184-9-0x00000000035E0000-0x0000000003646000-memory.dmp

        memory/2184-15-0x00000000035E0000-0x0000000003646000-memory.dmp