Analysis

  • max time kernel
    107s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 14:20

General

  • Target
    2026-07-31_6e3d974be7308617b727b82a859ccf11_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260731-rnw5mswtbs
  • SHA256 efcb6ae5ee14b8694ce4c5a39214df4c0ef8bd95fd299f839179ef6f525c624b
  • 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 21 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\2026-07-31_6e3d974be7308617b727b82a859ccf11_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_6e3d974be7308617b727b82a859ccf11_amadey_cobalt-strike_elex_hijackloader_stealc_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:2960
  • 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:3604

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 efcb6ae5ee14b8694ce4c5a39214df4c0ef8bd95fd299f839179ef6f525c624b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.9MB
        • SHA256 ecb8a5e23ceb3dd1396a49a80c5836d4dc4432aea2865844dbf6c64ad42c2f74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jarsigner.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe
        • Size 2.4MB
        • SHA256 de81bc34f97e736161115e70e9b17e7901386ec4ceb58034418c9f4ff7a0dedf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe

        • Path C:\Program Files\Java\jre-1.8\bin\tnameserv.exe
        • Size 2.4MB
        • SHA256 b33712b55b6a15499e99a84296cacb6c88d35ee7b3a0afd788d35d21e6ed455e
        • MD5 SHA1 SHA512 SSDEEP TLSH

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

        memory/2960-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3604-22-0x0000000000400000-0x000000000040F000-memory.dmp