Analysis

  • max time kernel
    97s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 10:04

General

  • Target
    2026-05-31_01c53b4af3165ba36e55af80348888a5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260531-l4e86set2x
  • SHA256 74d650f12d9531f25b8670862b8940bd9698eee6825e081ad3571e111230ff5c
  • 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\2026-05-31_01c53b4af3165ba36e55af80348888a5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_01c53b4af3165ba36e55af80348888a5_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:2916
  • 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:3132

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 74d650f12d9531f25b8670862b8940bd9698eee6825e081ad3571e111230ff5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 3.0MB
        • SHA256 b0b35d3727770c03134b2e84c3b3a5456384852c1ea18cbfc46d6a6ec254749e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$
        • Size 2.4MB
        • SHA256 9a07caac1e9377eeff7e108742ddad2c586c4c9577a67f488a0a4b45ade84664
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.8MB
        • SHA256 5c1cc63bf0dcb6f3280f1d93e32bbd1865279310ff1e8e181372c5dbf3fe89ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.9MB
        • SHA256 e7aefe0492a7ad92bff56ea64370159d24ccd4de3b8acf79cdcf2da4865bf1e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.4MB
        • SHA256 bad731b38b3d97fad0370193307cee36aea2350a9c70cf4076d6c5dba500faf0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wt.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.WindowsTerminal_8wekyb3d8bbwe\wt.exe$
        • Size 2.5MB
        • SHA256 53eff28813421b280114d8cd654b50030abc128fe821bf221273216b35e5190b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2916-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2916-64-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3132-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3132-65-0x0000000000400000-0x000000000040F000-memory.dmp