Analysis

  • max time kernel
    106s
  • max time network
    139s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 18:41

General

  • Target
    2026-08-25_87620863258ea55465f234786cd5a7e4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260826-xbt3eahq2t
  • SHA256 6be476f85afe3a9db9fa8ce5505390834ffe7be6afb17af8edbe073a5b1ffcaa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 27 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-25_87620863258ea55465f234786cd5a7e4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-25_87620863258ea55465f234786cd5a7e4_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4364
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:2960

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 6be476f85afe3a9db9fa8ce5505390834ffe7be6afb17af8edbe073a5b1ffcaa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 77f6107b282f6d83d656ca456701b890b1609f24bcae475fd93a3c1fe361c8a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe
        • Size 1.9MB
        • SHA256 9e569620e1cb4b62c00526149ebc83298a7d252f970c1aa2c8aa93efa98316ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$
        • Size 2.3MB
        • SHA256 569535a10fee29399b3bda1d8482a1f890d74c1f43184dd8dd4a5b4fd8e16349
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe
        • Size 1.9MB
        • SHA256 1047f33d9540cc9b09007285dd3fe032b9f6dd9b386d022a07576b5f915bafd8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe$
        • Size 1.9MB
        • SHA256 a39be40c39bd4bbc1bddac66fbff711a5d713664210c91e97b5e01c5e8918963
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2960-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4364-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4364-21-0x0000000000400000-0x000000000040F000-memory.dmp