Analysis

  • max time kernel
    124s
  • max time network
    149s
  • 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, 19:54

General

  • Target
    2026-06-04_1231005f01c4da4ac7145a6bbf5c11e3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.4MB
  • Sample260604-ymrbbsdv7s
  • SHA256 8b1f022c1e27d811846948cea7e0f0a5e59deb4eeb93c179cdc995a120b503fe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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
  • 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_1231005f01c4da4ac7145a6bbf5c11e3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_1231005f01c4da4ac7145a6bbf5c11e3_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:3828
  • 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:5044

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.4MB
        • SHA256 8b1f022c1e27d811846948cea7e0f0a5e59deb4eeb93c179cdc995a120b503fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 3.1MB
        • SHA256 cd647c84650f76589806df231ab7f0c632e56029dde69944c99dbd6cac89ff34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.9MB
        • SHA256 bba379e3d11b43eac194612dfbed7d0f6a1e8cc8007d90cd8708422aeafa7abf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        appvcleaner.exe

        • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe
        • Size 2.4MB
        • SHA256 cff7babf21845f42ee8ef74dec3c12d7dc3e9f9d6b7b6104f55ef3338dd15271
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
        • Size 2.5MB
        • SHA256 7260d93db6549fac44024027f7f40cf11bfca36c20c3a6522c919bd6ff70fc3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.9MB
        • SHA256 76960c2522d63220b3f0a3a6b0f66607a4cc7c3be5d2c277306b672780aa9477
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 2.7MB
        • SHA256 2b9ad04d16a12c487b3b2c0e63f77074de62c3b9072f0937b1fb046e7a4a3d55
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3828-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3828-46-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5044-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5044-65-0x0000000000400000-0x000000000040F000-memory.dmp