Analysis

  • max time kernel
    62s
  • max time network
    139s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/07/2026, 17:43

General

  • Target
    2026-07-04_b0a76c4cb5dbd222d29d24bc4fd23059_amadey_cloudeye_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader.exe
  • Size 3.2MB
  • Sample260704-wa3sgsaz21
  • SHA256 8557beed57ec83c266a6d7cbfed32bbe0506ec43788f6d75d2d4f7941c06281c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 6 IoCs
  • 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.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 32 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_b0a76c4cb5dbd222d29d24bc4fd23059_amadey_cloudeye_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_b0a76c4cb5dbd222d29d24bc4fd23059_amadey_cloudeye_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:2780
  • C:\905c0769f9a06c95a24ddf945\patcher.exe
    C:\905c0769f9a06c95a24ddf945\patcher.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:3452
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:124
    • 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:5448
  • 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:1296
  • 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:2992

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.2MB
        • SHA256 8557beed57ec83c266a6d7cbfed32bbe0506ec43788f6d75d2d4f7941c06281c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.8MB
        • SHA256 db9b29bb60b5742b9417cd52e3cbb92325f80cc7754698e675d63e3564b7102d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 3.3MB
        • SHA256 1b092be6f2e6e17e26d0ae06b5ec0804a650f12154308586a79f4d04e22ae9a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        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 607B
        • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
        • MD5 SHA1 SHA512 TLSH

        memory/2780-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/2780-1510-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/2992-896-0x00000237001C0000-0x00000237002C0000-memory.dmp

        memory/2992-902-0x0000023702D30000-0x0000023702E30000-memory.dmp

        memory/2992-913-0x0000023714620000-0x0000023714640000-memory.dmp

        memory/2992-901-0x00000237028F0000-0x0000023702910000-memory.dmp

        memory/2992-897-0x00000237001C0000-0x00000237002C0000-memory.dmp

        memory/2992-895-0x00000237001C0000-0x00000237002C0000-memory.dmp

        memory/2992-905-0x0000023702B50000-0x0000023702B70000-memory.dmp

        memory/3452-1517-0x0000000000400000-0x000000000040D000-memory.dmp