Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 10:46

General

  • Target
    2026-06-03_c0096d07043f55c744e6ee8f216a3940_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.1MB
  • Sample260603-mt9kpsc181
  • SHA256 03d33f3f61a6ffe51ed415b7b8930668ba927a208a382ec29af61715a9aac9d6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 12 IoCs
  • ASPack v2.12-2.42 8 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\2026-06-03_c0096d07043f55c744e6ee8f216a3940_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_c0096d07043f55c744e6ee8f216a3940_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:4412
  • 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:5716

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.1MB
        • SHA256 03d33f3f61a6ffe51ed415b7b8930668ba927a208a382ec29af61715a9aac9d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.8MB
        • SHA256 08090f89da3e830876d5dac254320b392d65c10caaa2cc6018a6d0c05c1c2358
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.5MB
        • SHA256 c97cbe9818e08e1961bade8cbbd618b21fb552a48d2316dfb317506eaa1c011b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.6MB
        • SHA256 54e3b202d1a28c22f744322a8267a33951d0da7efecfae2a6bed607db29fef3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe$

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
        • Size 2.1MB
        • SHA256 827f889a3dd88eef0d06861c3a8987b998193aa36fb11e833e5996acaf15814a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 2.5MB
        • SHA256 bf8bc35ff9746da60aa373b456a86bd8975774802a23ad4ebe8681a91b049625
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 2.3MB
        • SHA256 a7302739172ad14e9d18a1a387abef2b56798296149e389072125efbff84c37a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSBuild.exe$

        • Path C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$
        • Size 2.1MB
        • SHA256 ed3504139291b5545d99253dc30833b4439e069f2f5243578dbd1d25e0a9e7b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4412-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4412-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5716-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5716-71-0x0000000000400000-0x000000000040F000-memory.dmp