Analysis

  • max time kernel
    116s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 15:42

General

  • Target
    2026-04-17_428c37f2b80683d40a73a7d0dda4027b_amadey_cobalt-strike_elex_glassworm_hijackloader_vidar_wannacry.exe
  • Size 3.6MB
  • Sample260417-s5sn8aev6y
  • SHA256 a98f1ba885c76839038ec53dc5a847fc5c98a963386ff1d33e4d8c2552337b25
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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\2026-04-17_428c37f2b80683d40a73a7d0dda4027b_amadey_cobalt-strike_elex_glassworm_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-17_428c37f2b80683d40a73a7d0dda4027b_amadey_cobalt-strike_elex_glassworm_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:2612
  • 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:3996

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.6MB
        • SHA256 a98f1ba885c76839038ec53dc5a847fc5c98a963386ff1d33e4d8c2552337b25
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 4.3MB
        • SHA256 6f8d031b83e175b08b428d11450f171630a476ee2db2ecc0000ae2aa49b1acd0
        • 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 3.7MB
        • SHA256 efa90ad57c1c153e1922a8c63f36a5882018bd4fbc6bfbba3f0db528cb73a233
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$
        • Size 3.7MB
        • SHA256 9b6943afababdc6e19b80aa1e75a22684af093f866e55d2bd5e13ec51607c8c7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.1MB
        • SHA256 d248c5027fe683e1daefb1b507ce0a0c95566bbd1fbe9b3b55d966cc89adedd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 3.7MB
        • SHA256 8e29a04cc7e0a4b6573237c4ee38554fbefa8b9c6d37053c32286d2df5892bb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2612-0-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/2612-1-0x0000000002120000-0x0000000002123000-memory.dmp

        memory/2612-23-0x0000000002120000-0x0000000002123000-memory.dmp

        memory/3996-72-0x0000000000640000-0x0000000000643000-memory.dmp