Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 15:20

General

  • Target

    04ef1f45cdd76718c47c6daaf177ba8230f2dea87b968ea24656f919d35f51d9.exe

  • Size

    73KB

  • MD5

    f47f0376c09e8314863502f8383f729c

  • SHA1

    4346e4d33b5cb4bd0ab5044c3f709f56da7ef812

  • SHA256

    04ef1f45cdd76718c47c6daaf177ba8230f2dea87b968ea24656f919d35f51d9

  • SHA512

    78946a3b813e73ed2f82d65264f843fb9297453e238023126f589cb5da8e83b6d8c3f2e064ea2186da0be064ea9f14e5c3f2d8cab08d139325303b4139e899d4

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWO:RshfSWHHNvoLqNwDDGw02eQmh0HjWO

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04ef1f45cdd76718c47c6daaf177ba8230f2dea87b968ea24656f919d35f51d9.exe
    "C:\Users\Admin\AppData\Local\Temp\04ef1f45cdd76718c47c6daaf177ba8230f2dea87b968ea24656f919d35f51d9.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3460

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\notepad¢¬.exe

          Filesize

          74KB

          MD5

          d6ff262d353d0d92848f492c24c464be

          SHA1

          7b2366573db49504d3257ba98a842925c6d79c9e

          SHA256

          e1d2b1cb7c16dcbc22466f7ba9e0e89713142f6c637c57d18bfe5317fff45195

          SHA512

          5c41a77944011b7cac84626cf745d61d1d24fa78182acfb3ee34e2de566381a16c0daf5b9671087ca334535de9a7773d38dede6827d75199b6f7d2e69da1423f

        • C:\Windows\System\rundll32.exe

          Filesize

          84KB

          MD5

          147384950ecee165bb8ab8b78b4bcf41

          SHA1

          23454fa2bfb841f2f5a772c8cef51416ce9130f5

          SHA256

          15ba697eeec0e563981c63c171a0df08d080981deb890d33fd5314800c6a131c

          SHA512

          2be5839e7543cc658858627e4505e5993db482abbbabaa010677ee9d9ec1a00ae0fd7610466bd8d03aff91f52b410ba75a9f237ebce6018dd42ca209a3cd583e

        • memory/2364-0-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB

        • memory/2364-13-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB