Analysis

  • max time kernel
    97s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 20:14

General

  • Target
    2026-08-18_b278bae263d3d2551ba229bfcb2c139a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260818-yz6lsabb68
  • SHA256 3c31a4301de9f471c2809ba72fccbdfb2b0521c57c4f1e0a440df183e4036b73
  • 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 15 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\2026-08-18_b278bae263d3d2551ba229bfcb2c139a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_b278bae263d3d2551ba229bfcb2c139a_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:4720
  • 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:1296

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 3c31a4301de9f471c2809ba72fccbdfb2b0521c57c4f1e0a440df183e4036b73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 6255d61501e0f4c05035f3f07891e3bd4876e90d85777d78fd8eff53280798b8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
        • Size 1.8MB
        • SHA256 9660630160084080bf063a926b8160579456cdd110db216c0187a8362b3052b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe$
        • Size 1.8MB
        • SHA256 016c3c4d40c5d0c7dd9c96e9a35d3c5971c4b4fefdab3bd0619acb65188ab579
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SQLDumper.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$
        • Size 1.9MB
        • SHA256 f7a410b05e8f97c47a90936c371ff986b3aca05dee25ac05823445bd5d2c4f12
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1296-106-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4720-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4720-69-0x0000000000400000-0x000000000040F000-memory.dmp