Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/07/2026, 02:28

General

  • Target
    Hudra.rar
  • Size 105.3MB
  • Sample260724-cx9d1afl21
  • SHA256 e903c1115dc251201ae4a6ed3b362b2b665a153af1420dd949c90a92e9fd0ca7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Hudra.rar"
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Users\Admin\AppData\Local\Temp\7zO03984E79\SoftWare.exe
      "C:\Users\Admin\AppData\Local\Temp\7zO03984E79\SoftWare.exe"
      2⤵
      • Executes dropped EXE
      PID:4732
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" cryptext.dll,CryptExtOpenCER C:\Users\Admin\AppData\Local\Temp\7zO039B8F89\.CRT
      2⤵
        PID:1984
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2924

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          SoftWare.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zO03984E79\SoftWare.exe
          • Size 683KB
          • SHA256 715b4174065916a6412f60b3c10664b323dc737fd717ab09627083be34626fe0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          .CRT

          • Path C:\Users\Admin\AppData\Local\Temp\7zO039B8F89\.CRT
          • Size 88B
          • SHA256 4da0337b4ed795ae2ac7704a101de94fa27b62d9c91c9ec19545fd60ba7782e3
          • MD5 SHA1 SHA512