Analysis

  • max time kernel
    148s
  • max time network
    121s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 12:05

General

  • Target
    papegjenbets.exe
  • Size 512KB
  • Sample260707-n9c24set8m
  • SHA256 4a5091bff9c03a4944d380d9964554c163fc69b3cf06d32ec50bd8c9b222904c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 55 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\papegjenbets.exe
    "C:\Users\Admin\AppData\Local\Temp\papegjenbets.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5176
    • C:\Users\Admin\AppData\Local\Temp\papegjenbets.exe
      "C:\Users\Admin\AppData\Local\Temp\papegjenbets.exe"
      2⤵
        PID:5060
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3404
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:3888
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1096
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2044

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH

          Callisto.ini

          • Path C:\Users\Admin\AppData\Local\Temp\Callisto.ini
          • Size 78B
          • SHA256 47fb90afa9dcccdfc53368e9e170e9ee3ff626f36750a5bbb76d576a374eee9d
          • MD5 SHA1 SHA512 TLSH

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsv111E.tmp\System.dll
          • Size 25KB
          • SHA256 c7dd8cc8323e295b8821b0e320de208a7e20c068a8be8d03857520451ce9ded7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1096-101-0x0000023E03DF0000-0x0000023E03E10000-memory.dmp

          memory/1096-85-0x0000023E03F10000-0x0000023E04010000-memory.dmp

          memory/1096-82-0x0000023E03CD0000-0x0000023E03CF0000-memory.dmp

          memory/1096-115-0x0000023E04710000-0x0000023E04730000-memory.dmp

          memory/1096-50-0x0000023E001E0000-0x0000023E002E0000-memory.dmp

          memory/5060-45-0x0000000000080000-0x000000000014F000-memory.dmp

          memory/5060-48-0x00007FF969309000-0x00007FF96930B000-memory.dmp

          memory/5176-42-0x00007FF963149000-0x00007FF96314A000-memory.dmp

          memory/5176-46-0x0000000140000000-0x000000014011D000-memory.dmp

          memory/5176-44-0x0000000003FE0000-0x000000000778F000-memory.dmp

          memory/5176-43-0x00007FF963140000-0x00007FF96314F000-memory.dmp