Analysis

  • max time kernel
    98s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 02:13

General

  • Target
    2026-06-30_ebce17a5537ecd7b6b9df17b2838604d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260701-cntl7aet7x
  • SHA256 9818ad28e698219e3fd3d747f6052ee2d79793656167c00a4cc979e73fc9ec44
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 8 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
  • Drops file in Windows directory 27 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\2026-06-30_ebce17a5537ecd7b6b9df17b2838604d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_ebce17a5537ecd7b6b9df17b2838604d_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:2392
  • 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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:2476

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 9818ad28e698219e3fd3d747f6052ee2d79793656167c00a4cc979e73fc9ec44
        • 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 1.8MB
        • SHA256 67cb8583f88fb9cc819946b6bbaeb3a8ec53c249654baede7339d42513af6877
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 1b4ccaf4d119a5a6ab05a09e77c6c69cbf86c77af0dab6dc30af393b668a0c7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe
        • Size 1.7MB
        • SHA256 24383b2e09f3ed706517ba706f65eebaa2fa4110b08d0541eda963156eae92fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$
        • Size 1.9MB
        • SHA256 1006585f79e33a5a1a2a7106abfa2716834230c8da8aa3be9563866de4d5a157
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
        • Size 1.7MB
        • SHA256 b7ed629f9863170987d877ee0c4e998c2ef5618be2a5b7a18bc019f7b16fc10f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
        • Size 1.9MB
        • SHA256 18cf3602f6a079a620136d330a1478ec067753e891a8b867075d5535ba4136d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.8MB
        • SHA256 005d38918ab5ea806c815fda811c7970d8ff859cb67b259a01e55a5912559b05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2392-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2392-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2476-40-0x0000000000400000-0x000000000040F000-memory.dmp