Analysis

  • max time kernel
    117s
  • 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
    28/05/2026, 12:10

General

  • Target
    2026-05-28_0764d904aab3d84a471e4a772af6aab6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.2MB
  • Sample260528-pcafdsew2l
  • SHA256 cb44d62860a8f61fc10b5d2de069adac8d820966b0770c0b2b18f2e6d90a91c1
  • 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
  • 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
  • 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\2026-05-28_0764d904aab3d84a471e4a772af6aab6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_0764d904aab3d84a471e4a772af6aab6_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:2144
  • 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:3268

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.2MB
        • SHA256 cb44d62860a8f61fc10b5d2de069adac8d820966b0770c0b2b18f2e6d90a91c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 3.9MB
        • SHA256 204aeaa23697dea0e39670ef948836fb62821ddc1e22cd2f35f517a3a79e0382
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 3.3MB
        • SHA256 6190d01b4ff411c4d32b06baa227457076faacca3b22b45e41a7d9219576ef49
        • 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 3.3MB
        • SHA256 682cea2621344751256b9dfbed4ca4af3c7f2c90f03ae1e7701f4c1d379af9ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 079c4df8cefe3b8c6e53c4b2890eb7626211f5bf41b4a8199dc0e09ab8c0b781
        • MD5 SHA1 SHA512 SSDEEP TLSH

        accicons.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe$
        • Size 3.6MB
        • SHA256 7f8ebf752bc1651b6c510203301cf8a21c37b2b22f347b5aac6864093d877829
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.5MB
        • SHA256 1601ec2ec1e3865a24384db04cedeca59efc30f1d003937765e52d73fe958b0e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2144-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2144-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3268-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3268-71-0x0000000000400000-0x000000000040F000-memory.dmp