Analysis

  • max time kernel
    105s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 16:32

General

  • Target
    2026-08-13_b4e5feceed7f1a1edc63a8a6fcb713f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260813-t2brzacb33
  • SHA256 904759fcf51d489a616ae4689a7d22291816ade50a7618dec839958590f2645d
  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 22 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\2026-08-13_b4e5feceed7f1a1edc63a8a6fcb713f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_b4e5feceed7f1a1edc63a8a6fcb713f4_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:3528
  • 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:3068

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 904759fcf51d489a616ae4689a7d22291816ade50a7618dec839958590f2645d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 1.9MB
        • SHA256 597edc7907afc79137d5e499ece06495f8e2be7b46c7e9f9eede65658d5c364b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 3e733ac2d5b1c959d2eb02fa179b4660a34899f600fd6a6c3d628418a8610250
        • MD5 SHA1 SHA512 SSDEEP TLSH

        servertool.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$
        • Size 1.8MB
        • SHA256 5a5ca7bd3b1c3dfa4c7978477cf64ddb168b171a708e050a67aacb4baa9dfad0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3068-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3528-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3528-21-0x0000000000400000-0x000000000040F000-memory.dmp