Analysis

  • max time kernel
    116s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 22:11

General

  • Target
    2026-06-28_61a9eb262111c5b2237ed9d62d373413_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 4.2MB
  • Sample260628-13877af14k
  • SHA256 5e3b618668b92e62e1502b99b733014f07235a2d7d2f2d2ddccee188cd639826
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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\2026-06-28_61a9eb262111c5b2237ed9d62d373413_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-28_61a9eb262111c5b2237ed9d62d373413_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:5964
  • 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:1704

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.2MB
        • SHA256 5e3b618668b92e62e1502b99b733014f07235a2d7d2f2d2ddccee188cd639826
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ie_to_edge_stub.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe$
        • Size 4.8MB
        • SHA256 7fb9e7a2103d6cb07838b18eef2a54579fc1617ea9c21bfdbc6946b1946ae8e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.8MB
        • SHA256 01ff1afdd26223eb131a759915c92cd83d516e2c45ebd3a71ad031d24fa36b4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 4.3MB
        • SHA256 560dd016362aae8c9467e9b0e18cac13495dddc814526b2959743c230417b3cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1704-16-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5964-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5964-15-0x0000000000400000-0x000000000040F000-memory.dmp