Analysis

  • max time kernel
    99s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 23:27

General

  • Target
    2026-08-20_bcf9d744ddeb48e6960be99d4b4e8705_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.2MB
  • Sample260820-3fpldaxdkc
  • SHA256 8d85a6f9dca993a1a4573b5b4d8e4dfb87af11d33220b35aabedc197c5a50cf1
  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 28 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\2026-08-20_bcf9d744ddeb48e6960be99d4b4e8705_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_bcf9d744ddeb48e6960be99d4b4e8705_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:1752
  • 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:3020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.2MB
        • SHA256 8d85a6f9dca993a1a4573b5b4d8e4dfb87af11d33220b35aabedc197c5a50cf1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.7MB
        • SHA256 2333e691db3e699331503e454d821c936eeb0b42cd61d90c7b7d34939c598537
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe
        • Size 3.2MB
        • SHA256 72edd5ef092cd8dcd2e6e494c2261b101ecbba109b82f9a5cd3c78a79d7c8edc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jrunscript.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$
        • Size 3.2MB
        • SHA256 4ecadac263a29bafd20494ee5f647a9d23608facfcc47d57f1eb0dbc76ce84f0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 3.2MB
        • SHA256 7fbee18f7ec4d8f120f4c1a5f74ab3ef793c0adfba62c5ccdbf45bf5ff16a6f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1752-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1752-87-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3020-166-0x0000000000400000-0x000000000040F000-memory.dmp