Analysis

  • max time kernel
    110s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 02:56

General

  • Target
    2026-08-05_8ef7828988e8f8ebee7fadd7e9fa0d15_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260805-dfd27saj9z
  • SHA256 0d21d06dad080af2c803de1fe348e68abfc6736bd6b03fbe29ef6074a952ecd7
  • 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 24 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\2026-08-05_8ef7828988e8f8ebee7fadd7e9fa0d15_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_8ef7828988e8f8ebee7fadd7e9fa0d15_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:2240
  • 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:4284

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 0d21d06dad080af2c803de1fe348e68abfc6736bd6b03fbe29ef6074a952ecd7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.2MB
        • SHA256 c33f22511b6fae9624e005f8a738a7bcd063158f68c207e8a5f8942d2ac3fff8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe
        • Size 1.7MB
        • SHA256 3fe5188da4845abc66070d67c6b778f6771c74e988139938f6988c0451724252
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe$
        • Size 1.7MB
        • SHA256 89200dd32fbf676ca38c5c3e28b185eca440d66bf4f7c06de182674c3bada957
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.7MB
        • SHA256 055a5e49b171bb8e3e05281aa05d0579ef24908b6726f8e58b01d53cfb18a4f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2240-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2240-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4284-22-0x0000000000400000-0x000000000040F000-memory.dmp