Analysis

  • user interaction
    yes
  • max time kernel
    128s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/08/2026, 16:10

General

  • Target
    prob a rat.exe
  • Size 7.9MB
  • Sample260824-tmpqaaal71
  • SHA256 db77aa8a2a0b98594899ba9dc103a31c72164dc77c74eab2f72c85396f998906
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Control Panel 1 IoCs
  • Modifies registry class 59 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\prob a rat.exe
    "C:\Users\Admin\AppData\Local\Temp\prob a rat.exe"
    1⤵
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:4368
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2476
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\ffs.txt
      1⤵
      • Modifies registry class
      • Opens file in notepad (likely ransom note)
      • Suspicious use of SetWindowsHookEx
      PID:4172

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          ffs.txt

          • Path C:\Users\Admin\Downloads\ffs.txt
          • Size 40B
          • SHA256 467a0adce9ac55af26bf2c6587c65cb441e2df1af234d7cae1347bc9368b6ed9
          • MD5 SHA1 SHA512