Analysis

  • max time kernel
    105s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 18:00

General

  • Target
    2026-06-26_15bf135e8a71a9c2c54303ac0d1bf8db_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.8MB
  • Sample260629-wlsfwscy4m
  • SHA256 8571a89fa05d739ae163ebeb77a40ae1ecf9e37b13cc74e4d79fd9ce8eed7836
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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 27 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\2026-06-26_15bf135e8a71a9c2c54303ac0d1bf8db_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-26_15bf135e8a71a9c2c54303ac0d1bf8db_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:1236
  • 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:5404

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.8MB
        • SHA256 8571a89fa05d739ae163ebeb77a40ae1ecf9e37b13cc74e4d79fd9ce8eed7836
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.3MB
        • SHA256 05e67f52afe906c442b526e1764db4ad26495d979dbed82381f3655ddf4d338d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        serialver.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\serialver.exe
        • Size 2.8MB
        • SHA256 41de4aedc068d96d7b56dd7345b085fe7632b07ee9dd31a64a07034dd8c10920
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.8MB
        • SHA256 c092e39b09baa50fc59ce130511087a19f8149519fa604a334595c97dff08f27
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe
        • Size 2.8MB
        • SHA256 055d58e6fa350939008e1fb82e75073c2cc9da9606d7a973f69ac0df2457c879
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 3.2MB
        • SHA256 fe620cc2816051e1700b88281d57d80751329ea541b3ea1f1e473a17aa02942e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1236-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1236-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5404-22-0x0000000000400000-0x000000000040F000-memory.dmp