Analysis

  • max time kernel
    110s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    27/05/2026, 16:28

General

  • Target
    2026-05-27_2bd65d28866b645adbeb6e19f9afcedc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260527-typjnaev7s
  • SHA256 b37a7e28eed7e64ab974f2d92c3e708718d7311f41fe2a33119b53026ecf6810
  • 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\2026-05-27_2bd65d28866b645adbeb6e19f9afcedc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-27_2bd65d28866b645adbeb6e19f9afcedc_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:4936
  • 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:2684

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 b37a7e28eed7e64ab974f2d92c3e708718d7311f41fe2a33119b53026ecf6810
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ADelRCP.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe
        • Size 2.0MB
        • SHA256 970e928d1367777ef24f7191caf1d7e3fa9716095ec43f0f57f40d0076721549
        • 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 2.0MB
        • SHA256 1f6abd9dc8dfa6d0fc86fa97404131208de7c195291bc71e466a14cd4dd75bc2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe
        • Size 2.0MB
        • SHA256 defc1a24d7299acef0de04076fce6269bdbc410ba7d6abe56cdd456cc5804c2c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 52b44f0d00adf4d3eb93269d1f8f0d8aee324b27c4aa43d07c3c070a6e000eec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.3MB
        • SHA256 160ab42bb5814f10e35929b0d7fce8f2e54b62366958903a6515df5f3d0cb060
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 2.1MB
        • SHA256 34a7b21ce84d414209ed1ee06e4a9a00a4c67c11c7a70c3ead0d8dcb764785d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dfsvc.exe$

        • Path C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$
        • Size 1.9MB
        • SHA256 cb1f220061e90402416b857ec83e706409383790f0742c7e73d735a77ed9fd0d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2684-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2684-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4936-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4936-70-0x0000000000400000-0x000000000040F000-memory.dmp