Analysis

  • max time kernel
    162s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 09:44

General

  • Target

    4086d252c6f4d826b13183cf35884794.exe

  • Size

    116KB

  • MD5

    4086d252c6f4d826b13183cf35884794

  • SHA1

    5943564c602a412ca2bf0bb4aea1235c164baa55

  • SHA256

    56c595e6720eec4a4e33555f1b9afc592b598e13431eae78244da2efd56325f1

  • SHA512

    0e47b019370a093e4f32bf324becf757de3d154734513d710f5ee2a2c43f4c98727b36fc733c9560271af02377a82b46f342c8d4a6140b68d0651fc63be2b2d1

  • SSDEEP

    1536:dsJghTRdSkOjs8koyAFx57YjHzZ5oFD7jkt5ycQg:aCXovjMLdjHzbotjyLX

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 26 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\4086d252c6f4d826b13183cf35884794.exe
    "C:\Users\Admin\AppData\Local\Temp\4086d252c6f4d826b13183cf35884794.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:2116
    • C:\Users\Admin\yeape.exe
      "C:\Users\Admin\yeape.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:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\yeape.exe

    Filesize

    116KB

    MD5

    2bad899cda49cc1f1b7b56cf10260446

    SHA1

    23ad30aba8722a93cedae8c8946a7c96e62bdf03

    SHA256

    a99c0d8e55232d980c7b42696436e3dc4b9ab187a3ee48f7696031886881c503

    SHA512

    70ee2d8971921dbe389de3ff9f97cb6ef603e5028fcb60e11c0aa36e88c19a852146fc4dfafbe024f8a275e3a062b69248290c88cd89f116094f78181a4f5dcc