Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 02:49

General

  • Target

    fdc4b429a101e32267395ee40b59896cc82a94bf195eb6eed76c4c7ce6fd1a59.exe

  • Size

    104KB

  • MD5

    50e9556854587d43f0a13b678d0dbdcd

  • SHA1

    3094a1a21a613fcbc64cdd8d4cdf3546e7ab1a29

  • SHA256

    fdc4b429a101e32267395ee40b59896cc82a94bf195eb6eed76c4c7ce6fd1a59

  • SHA512

    a220dcb9a4377394a5c6179411b9e941c90fa5dad53e9f9f86a4af1d7913513a25e9831bd428d11c9e7b9c778475b35ceaced21271335ad88eadbe2d2e47fa63

  • SSDEEP

    1536:4iML/lgjJ8iLycDEJfNOPcDGwmgRouYmvqwMewT/0Xu+b5kroNIjnZ9d:2NiLyccm/3iu+bFCnvd

Score
10/10

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 52 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdc4b429a101e32267395ee40b59896cc82a94bf195eb6eed76c4c7ce6fd1a59.exe
    "C:\Users\Admin\AppData\Local\Temp\fdc4b429a101e32267395ee40b59896cc82a94bf195eb6eed76c4c7ce6fd1a59.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Users\Admin\juuze.exe
      "C:\Users\Admin\juuze.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:1112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\juuze.exe

    Filesize

    104KB

    MD5

    0110b46adeebf5867154edd7d72268d7

    SHA1

    9897e68b91c5c1ea97e5769da311609f81866e4f

    SHA256

    1656a67e28da3ec3d2bd4df2bc2c6c0b598e73033bd49669c45f7a0481feb320

    SHA512

    2387d5b63a393fe50db9d19e98b6cbbd5639a702a5ad4f9a3abe48566473316385892757d5ee41152eaeccda4cfb440274925fed97ba5b5ab5547f415b6fd97d