Analysis

  • max time kernel
    119s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 04:42

General

  • Target
    2026-06-01_a1bb02108dec54d9847458ed36e9a164_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260601-fb2zksct91
  • SHA256 8cfc3593a3e8f369f5c9006a23df99cb5c498d4c697d98b67d693009b02f0e89
  • 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
  • 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\2026-06-01_a1bb02108dec54d9847458ed36e9a164_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_a1bb02108dec54d9847458ed36e9a164_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:4616
  • 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:2500

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 8cfc3593a3e8f369f5c9006a23df99cb5c498d4c697d98b67d693009b02f0e89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 2.4MB
        • SHA256 c63c0dd93abeff835154f9408e3ce58e0bfe17f3a03d61874b13e8820ff525f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 1.8MB
        • SHA256 8b78f4aeec08018d4c7c8a4695aa11c99815347c940f024b0be7e27bedd760f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{DEDD914E-84D0-49B4-9D48-44B1238479F9}\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 1.8MB
        • SHA256 288b1678c7bb191048dea111ddde7714adeb5c70cc4297112ef01eb7bbae02b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 341a98d8c6a614b3d9f840ea559f57deee313033e238d42f6b8aae11ba896ce7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.8MB
        • SHA256 056c5718f33786b33403d6e87b2940acc5e015d4e4cd991d41f5899f540a89ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2500-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2500-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4616-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4616-70-0x0000000000400000-0x000000000040F000-memory.dmp