Analysis

  • max time kernel
    112s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 16:08

General

  • Target
    2026-06-02_81082cebda205f4251ee8241a677ed3e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.9MB
  • Sample260602-tlmvasbs4p
  • SHA256 b0e1bbac9cb3d5185d40df78fc860b1a296a64ec67a7abeb8a730f601198b56d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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\2026-06-02_81082cebda205f4251ee8241a677ed3e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_81082cebda205f4251ee8241a677ed3e_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:4604
  • 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:2532

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.9MB
        • SHA256 b0e1bbac9cb3d5185d40df78fc860b1a296a64ec67a7abeb8a730f601198b56d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 3.6MB
        • SHA256 5c38afb096f00920bc66ca21575e24ff04a8c126db36c48a04a6c6c4d8bf6955
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe
        • Size 3.0MB
        • SHA256 9e9fe441a736f95fb9da4d58eea7950454f5bce79e62eb129e0855224d909b78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.4MB
        • SHA256 d3a942d90337e267d34ae315d679be0919553e41e22bee57ccfa6cfb20a58851
        • 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 d1f5fc19bb3c65a2b9c4dbd901f5112bc179940dd0cba6ad02b006dc68ed824c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe$

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
        • Size 3.0MB
        • SHA256 26550600c4dcc4f51ad6f69a805edcd9cc297ed80cf18a606627c79b53694483
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2532-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4604-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4604-69-0x0000000000400000-0x000000000040F000-memory.dmp