Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2024, 19:01

General

  • Target
    2024-03-11_cd37fef2ca7c05589f2a3d57808fecfb_hacktools_xiaoba.exe
  • Size 3.2MB
  • Sample240311-xpql5sde99
  • SHA256 6b1cb3c11e13697c2d82a83cc7a72a0c12814d275f23143048d69bc748088b5f
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-11_cd37fef2ca7c05589f2a3d57808fecfb_hacktools_xiaoba.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-11_cd37fef2ca7c05589f2a3d57808fecfb_hacktools_xiaoba.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5753dd.exe
      C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5753dd.exe 240604140
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3324
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 2044
        3⤵
        • Program crash
        PID:1264
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3324 -ip 3324
    1⤵
      PID:4424

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          e5753dd.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5753dd.exe
          • Size 3.2MB
          • SHA256 adef867b928344cb5c3b3da223d425c0610a8579f90d9b5f62b5e7bade68277f
          • MD5 SHA1 SHA512 SSDEEP

          memory/116-0-0x0000000000400000-0x00000000007A5000-memory.dmp

          memory/116-1-0x0000000000400000-0x00000000007A5000-memory.dmp

          memory/116-13-0x0000000000400000-0x00000000007A5000-memory.dmp

          memory/3324-14-0x0000000075DF0000-0x0000000075F90000-memory.dmp

          memory/3324-18-0x0000000075DF0000-0x0000000075F90000-memory.dmp

          memory/3324-19-0x0000000000400000-0x00000000007A5000-memory.dmp