Analysis

  • max time kernel
    110s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/07/2026, 17:33

General

  • Target
    2026-07-04_bd9507052c074dd4b39e9ac02b77d748_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.5MB
  • Sample260704-v5cdcaax9t
  • SHA256 36aab15a88f40efec40215aabb3e37d18d7da9de050a7b042f8023f71312c103
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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
  • Drops file in Windows directory 61 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\2026-07-04_bd9507052c074dd4b39e9ac02b77d748_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_bd9507052c074dd4b39e9ac02b77d748_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:1784
  • 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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:5884

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.5MB
        • SHA256 36aab15a88f40efec40215aabb3e37d18d7da9de050a7b042f8023f71312c103
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.0MB
        • SHA256 99decfccf492ad66b9a063c71af345bfb62e669cc4c79d9e5c3a4e98b5e3959f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kinit.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$
        • Size 3.5MB
        • SHA256 9cf8898120a94de6c1ce92fc7ef7f88bb5f9aa8c5135997a06e11baa3f7ca6e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmid.exe

        • Path C:\Program Files\Java\jre-1.8\bin\rmid.exe
        • Size 3.5MB
        • SHA256 fb6432ac6133e7d267ed3eb12550c5b29a32d061bdd3872a39a07f4958c85f8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 3.6MB
        • SHA256 8d7bbffd753ae846f6b1a7f61e9c5c5ef22712c0ed914e62e8c7ab1bb112a70f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1784-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1784-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5884-22-0x0000000000400000-0x000000000040F000-memory.dmp