Analysis

  • max time kernel
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 12:16

General

  • Target
    2026-06-01_b42b1968cccafe7d1ca729e2c7f22f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.1MB
  • Sample260601-pfymdsbs5s
  • SHA256 ca7e37d2a95a788a312095d62af0c83d9fa805f4e798841cc2ab5a9fea9128c2
  • 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\2026-06-01_b42b1968cccafe7d1ca729e2c7f22f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_b42b1968cccafe7d1ca729e2c7f22f44_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:4920
  • 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:3660

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.1MB
        • SHA256 ca7e37d2a95a788a312095d62af0c83d9fa805f4e798841cc2ab5a9fea9128c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 3.9MB
        • SHA256 62db9442c05f03e88857e5aadd2e10080ea8e9e1b2648cd80b32182670ceb834
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.6MB
        • SHA256 e8bcc661ad7a7ad6283769417f1c753596b98b6cd4fb09305aeacb9fc44bffb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 3.2MB
        • SHA256 76732e6803b038a73bd97b13642a2766a3f60c84b5de90fd090b15eb1ad93001
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 8479aa26c846628773f8d3bd99860de4de32e11c77ec8cf313138e8c2b173218
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 3.2MB
        • SHA256 239efd963623e93cc38a752b7c1532c20a4aab4b325ecd87375e802afccf46e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 3.2MB
        • SHA256 47829ccbe881f8251a686340ff4502e9cd1649a63fb42a326d1e88c4972bc91b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.4MB
        • SHA256 e8fc488a460ccb86df1a7f2114732ae2cab3f4080e52b846555a3e9aae452206
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3660-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3660-65-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4920-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4920-52-0x0000000000400000-0x000000000040F000-memory.dmp