Analysis

  • max time kernel
    113s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 15:52

General

  • Target
    2026-06-04_c167bcbd6a4f1f3faa435b33406f025a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 4.0MB
  • Sample260604-ta8bvsas61
  • SHA256 31aab9d27b3076bd66be4c0bce5d1e1e84c5976b8b444c1e09a26e7fb89113c4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 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 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\2026-06-04_c167bcbd6a4f1f3faa435b33406f025a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_c167bcbd6a4f1f3faa435b33406f025a_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:4516
  • 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:5100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.0MB
        • SHA256 31aab9d27b3076bd66be4c0bce5d1e1e84c5976b8b444c1e09a26e7fb89113c4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 4.5MB
        • SHA256 13ece49e9985d7c43edf7efe0b40dfed4a6da0567fa1403353faf5d3f905743d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.5MB
        • SHA256 fcd36cd36d5deed07870ebcbeb27176d6e749cce0f59ca2a53365445033a7e77
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_proxy.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome_proxy.exe
        • Size 4.2MB
        • SHA256 9ea5130c1a4298f6470e2645e68bac4460ca3d5caee5c15d4310d9e8df4bbe15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 4.5MB
        • SHA256 3e17a899ab9ee5d4195a9bd49721268cf354653074effce6f57fca7f1507dd04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 4.3MB
        • SHA256 33ce0d4ff720d5dcecb96c3319c4bc8570f1fbb2b66a35f20207847f585303c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dfsvc.exe

        • Path C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe
        • Size 4.0MB
        • SHA256 d9f67c11eb548415a6a3e8edc8c523a9d5d5c867cb2144cc3fda08a83136987e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4516-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4516-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5100-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5100-71-0x0000000000400000-0x000000000040F000-memory.dmp