Analysis

  • max time kernel
    83s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 17:52

General

  • Target
    2026-08-04_de2bf67061a5e32b8524d8fb51ddff52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260804-wftrrsef23
  • SHA256 8146391b6cd90791b398ad8a0fe3f272873b5230121e54bb48c0c9c46f23d35a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 12 IoCs
  • ASPack v2.12-2.42 8 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
  • 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.

  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_de2bf67061a5e32b8524d8fb51ddff52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_de2bf67061a5e32b8524d8fb51ddff52_amadey_cobalt-strike_elex_hijackloader_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:5044
  • 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:5032

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 8146391b6cd90791b398ad8a0fe3f272873b5230121e54bb48c0c9c46f23d35a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe
        • Size 2.1MB
        • SHA256 2e7cb6af1a0fa931fc6def753d31dc9db3901ed9a7c0bbff4a0adcee443e7921
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.2MB
        • SHA256 de73395f9670cd61f7188c5c88d703a6493defcb6ab7f1aded036b2f08a329f1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservice.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        • Size 2.0MB
        • SHA256 ca1a8a55b6be73e13a83756ee20c5f8ece47ac026a93e5a458502eb3534e2539
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 ec98b7a66a2e32ce624ba5d2ac24c5e85bf63473e6684b96f2cb618500d86d20
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 1.8MB
        • SHA256 45a73b72bc748edc1e5c263f03abf6561d5f28d28dc80b28a559755bdc99a864
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\misc.exe
        • Size 2.2MB
        • SHA256 a758934e47f2f5baa68edade90fb129fabd92aa09bc61fcbf365dff873c41dbb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
        • Size 1.8MB
        • SHA256 f1d99fcaed441b492fcbb1761aa5091893dcfec20ece45f378536ac9861f9b68
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5032-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5032-41-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5044-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5044-22-0x0000000000400000-0x000000000040F000-memory.dmp