Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 05:09

General

  • Target
    2026-06-30_49bc31f1a4319cba0f263ca2daa1c312_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260701-ftbkcaey6l
  • SHA256 704113ff94227920e1c44dc8528afb47a930d23deba9eca9b19cc745867fe7bf
  • 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 26 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\2026-06-30_49bc31f1a4319cba0f263ca2daa1c312_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_49bc31f1a4319cba0f263ca2daa1c312_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:4808
  • 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:5636

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 704113ff94227920e1c44dc8528afb47a930d23deba9eca9b19cc745867fe7bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.6MB
        • SHA256 be9945f2a8dcd6b06daf45c561c66a6f5c18a60cf1d30eb1aa863ca9f24a6c8d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 1.5MB
        • SHA256 52d47b9146375108f75e0f2dc3eb5e5a121ba44043377567482039f33b199735
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jjs.exe

        • Path C:\Program Files\Java\jre-1.8\bin\jjs.exe
        • Size 1.1MB
        • SHA256 ae03abbd92440c8c09bca74cfb275739c998e0cdf3f0863c95c58d466228a9b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
        • Size 1.1MB
        • SHA256 a2cd7ff349952a4c1381e1d57bf76a74f0e6952109cc0b27fdaa03e05ae79a3b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
        • Size 1.1MB
        • SHA256 058547a369f10d54d974e6656b05e0da253890f78e6fc8d0419055283132ba03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4808-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4808-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5636-22-0x0000000000400000-0x000000000040F000-memory.dmp