Analysis

  • max time kernel
    97s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 15:52

General

  • Target
    2026-08-17_5ed2dac0a4ed054414b29d41c23a7428_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 4.8MB
  • Sample260817-ta4zfatfpg
  • SHA256 d0490f54740bdfb19bba3665eeaaa89d36f24cf00571f9d8346f498f30264d94
  • 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 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\2026-08-17_5ed2dac0a4ed054414b29d41c23a7428_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_5ed2dac0a4ed054414b29d41c23a7428_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:5452
  • 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:3080

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.8MB
        • SHA256 d0490f54740bdfb19bba3665eeaaa89d36f24cf00571f9d8346f498f30264d94
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 5.2MB
        • SHA256 e71d0a22d5dec51001bb16faf79adc0d1230b5e2b6d4d010c53ac76852fd29e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 5.3MB
        • SHA256 badfce51ee123a2453e271f2a316f1d1858aabaaa000caf25624cd345c2e7e09
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmid.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe
        • Size 4.8MB
        • SHA256 9a57c96f5461d0e9850fdf1637067b31095acb26e1babe9764d17d5882e888c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 4.9MB
        • SHA256 2155be372be93d79a4849bda01f70f7b6f6a59d5d9729d5515ddea58c8f6ba05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3080-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5452-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5452-51-0x0000000000400000-0x000000000040F000-memory.dmp