Analysis

  • max time kernel
    87s
  • max time network
    148s
  • 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, 18:16

General

  • Target
    2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260804-wwxtcsbn2y
  • SHA256 55b1b02e7fc1f09ec3f8b7907c4ceaf463a22e9d2a41312131f5a8a7dbf86c67
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 13 IoCs
  • ASPack v2.12-2.42 9 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_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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:4716
  • 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:2192

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 55b1b02e7fc1f09ec3f8b7907c4ceaf463a22e9d2a41312131f5a8a7dbf86c67
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 1.4MB
        • SHA256 ee0dde84c5f5bdb754ecea21805fdfecfc0bc2ea99ec02921848d8e0a88edd88
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 1.6MB
        • SHA256 872b9817771d58509b460dc420326619b0ca56ec98f3c4d725ec18f6a985b641
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.7MB
        • SHA256 1541eac48a1e87824b40c3df19a6715048e84e634a2be9389f7772dbd6be4eea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        klist.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\klist.exe$
        • Size 1.2MB
        • SHA256 18755e6f5e5b4fc524e359a94223908b0e93638cc53d8db3c7d78da94d8d7f46
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OSPPREARM.EXE

        • Path C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE
        • Size 1.4MB
        • SHA256 538cfc1170d4470f4debe1424b5a793b848f8399a11e94897c5f9292e3645008
        • MD5 SHA1 SHA512 SSDEEP TLSH

        XLICONS.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE
        • Size 1.2MB
        • SHA256 c0a72c23cd8587d01e335aa21218daf06eb7044642140e01b2e62185d07bcb7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
        • Size 1.2MB
        • SHA256 4a05f349d654e869422efff62fb89db7ec9ab2f0c9bf5bc4c6ddcf645254d010
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 1.4MB
        • SHA256 9c86b5fdd222d2066f9dba6f2403282212305e6d7be5a36846393e3257341053
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2192-59-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2192-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4716-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4716-40-0x0000000000400000-0x000000000040F000-memory.dmp