Analysis

  • max time kernel
    101s
  • max time network
    135s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 16:08

General

  • Target
    2026-08-09_b55f599ad406aa1964fa84c6464e3d7f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260809-tlfe8abc58
  • SHA256 691c7f7e487ed53caaadccd0ab846a1c6aeab9f9e5c41343b6ac9fdd4bc1060f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 29 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_b55f599ad406aa1964fa84c6464e3d7f_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_b55f599ad406aa1964fa84c6464e3d7f_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:1548
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:3872

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 691c7f7e487ed53caaadccd0ab846a1c6aeab9f9e5c41343b6ac9fdd4bc1060f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ie_to_edge_stub.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe$
        • Size 2.1MB
        • SHA256 ad66d22dda1a73e8d380b37ff696b04540faef9836dc83fd6573c42473fc76a0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.1MB
        • SHA256 5dfa72c816ba5ad93221951f4fc18e1ff11db8234b83a159e7e29bfa785619ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\keytool.exe
        • Size 1.6MB
        • SHA256 39e4d4a5e6b5d1463fecc1da35a173355a699708fb252fe28b22abdeb61a6c93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\keytool.exe$
        • Size 1.7MB
        • SHA256 4bf66eb9236d448e3e27c1121bce925793d8526868efcd8beeaa05c95b474d33
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.7MB
        • SHA256 a84e8b5e12e5cd9171c3326fa428eb63ecd61b2e30d70ce6daf62f1a1ca85f6d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1548-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1548-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3872-22-0x0000000000400000-0x000000000040F000-memory.dmp