Analysis

  • max time kernel
    84s
  • max time network
    142s
  • 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, 04:13

General

  • Target
    2026-07-04_8be31a1b5bd02960ad91f390ba2609ac_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260704-es96vae15p
  • SHA256 fa4f34093d6e8b8df58df9f3af688342fe2c6632c238260155b2c6edff565d6d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 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.

  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • 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 38 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_8be31a1b5bd02960ad91f390ba2609ac_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_8be31a1b5bd02960ad91f390ba2609ac_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.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:4724
  • 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:3948
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4308
    • 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:3320
  • 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:2336
  • 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:2904

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 fa4f34093d6e8b8df58df9f3af688342fe2c6632c238260155b2c6edff565d6d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.9MB
        • SHA256 ab34e9d9e9dddd121dd7138201fb1e196ebbeee8cd4904294518dbefab19cd5f
        • 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 599B
        • SHA256 e70e850ae837c3ac89bbdc68a172455f14eaa909108dd2f94b137d842c6bb99e
        • MD5 SHA1 SHA512 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 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH

        AssertPing.exe

        • Path C:\Users\Admin\Desktop\AssertPing.exe
        • Size 1.7MB
        • SHA256 eb0bb1d81fb9ba8243875d96b0b290673ef7d712b1cc44b1e8088f1c31052861
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DenyWatch.exe

        • Path C:\Users\Admin\Desktop\DenyWatch.exe
        • Size 2.0MB
        • SHA256 354e73ab730a881974c2cac96398509e3bca3c80b948c172fe135a56880ba018
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2336-551-0x000002D014270000-0x000002D014290000-memory.dmp

        memory/2336-517-0x000002D002C70000-0x000002D002C90000-memory.dmp

        memory/2336-530-0x000002D0142D0000-0x000002D0142F0000-memory.dmp

        memory/2336-519-0x000002D002E70000-0x000002D002F70000-memory.dmp

        memory/2336-503-0x000002D0001E0000-0x000002D0002E0000-memory.dmp

        memory/2336-501-0x000002D0001E0000-0x000002D0002E0000-memory.dmp

        memory/3320-971-0x000000000FAE0000-0x000000000FB60000-memory.dmp

        memory/3320-1250-0x000000000FAE0000-0x000000000FB60000-memory.dmp

        memory/3948-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4724-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4724-21-0x0000000000400000-0x000000000040F000-memory.dmp