Analysis

  • max time kernel
    119s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 01:40

General

  • Target
    2026-06-02_81b607f2a4d5e2fef25c92be0cab71eb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260602-b3vmcscs9m
  • SHA256 29bc0977ac6564cabfec43137090cdaf178573f0db7bb2d9ddb9c1d33b12dc19
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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\2026-06-02_81b607f2a4d5e2fef25c92be0cab71eb_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_81b607f2a4d5e2fef25c92be0cab71eb_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:2108
  • 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:4280

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 29bc0977ac6564cabfec43137090cdaf178573f0db7bb2d9ddb9c1d33b12dc19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 2.3MB
        • SHA256 74584ed3fbd325f10cc4c19de6784f2af08722c815a5b93b07a3ca50f26db214
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$
        • Size 2.3MB
        • SHA256 2c0ba8ac02296daea9a216aefb9c0aed60ac2ab8b27ec8cfd1305bd134105b5b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe$
        • Size 1.9MB
        • SHA256 28c7e14d041c676e5890ee23bc611b4c7b189521aed2ef4c872ea676e22c0d78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 f2843a026d0331f9fdde92363d28281ae9ebf24851c2ca94ef88ea95f8f03458
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe$

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
        • Size 1.9MB
        • SHA256 e7d74c9762ac12288bf054002c5551ab81f8e2a8aa4dff48d333a415b6fcc4d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.3MB
        • SHA256 9461f5b6459c0ee8903390f31743cebea50d0a4d749b258198320f0a92b9993b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wt.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.WindowsTerminal_8wekyb3d8bbwe\wt.exe$
        • Size 2.1MB
        • SHA256 212783e1217984154516d010ea78653f3a2fb8276c9cc789d1c7f802e7e94364
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2108-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2108-58-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4280-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4280-71-0x0000000000400000-0x000000000040F000-memory.dmp