Analysis

  • max time kernel
    88s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/08/2026, 14:02

General

  • Target
    2026-08-19_08e2e3174cfee56c63543f6757d6abb5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260819-rceffswbnf
  • SHA256 3522d0bd1891501d9a2125e396604e88383ecddcd98cea10ad7649b4074c79cc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 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\2026-08-19_08e2e3174cfee56c63543f6757d6abb5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_08e2e3174cfee56c63543f6757d6abb5_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:2544
  • 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:452

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 3522d0bd1891501d9a2125e396604e88383ecddcd98cea10ad7649b4074c79cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 2.2MB
        • SHA256 e97d5589e6e3e939e6f749c2162be72886f9e3570f12196eb2d8f7f261cd4e7b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        • Size 1.8MB
        • SHA256 e602d09928916e95704947b62bc6c866a4f19eadcc543742fcc1122eb2731b9d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.2MB
        • SHA256 8e73c91a0df3eecbc5941735d4f67fed731c1d27e31a22941c6be7f25586c325
        • 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 1.8MB
        • SHA256 100665b80eac36e3108613cf5fb4fd868bd4a132794eaf4421df15ac76e3c8aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Workflow.Compiler.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe
        • Size 1.7MB
        • SHA256 7bd90c94dee7661f73873748a5572600bcfe0c2281b7a1f568861ac7a4b9ca28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/452-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/452-41-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2544-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2544-22-0x0000000000400000-0x000000000040F000-memory.dmp