Analysis

  • max time kernel
    99s
  • max time network
    116s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 20:37

General

  • Target
    2026-08-16_9f419fc2583278cd88d317c6eaf1a918_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.7MB
  • Sample260816-zebrcaak2x
  • SHA256 1ec0c159fc5f4037b8941068e1e38318642eb571021e44b0b292821fccc39d16
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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 29 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\2026-08-16_9f419fc2583278cd88d317c6eaf1a918_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_9f419fc2583278cd88d317c6eaf1a918_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:5032
  • 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:6568

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 1ec0c159fc5f4037b8941068e1e38318642eb571021e44b0b292821fccc39d16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.2MB
        • SHA256 ba994e1f258d27986a31a620aa51357bbb523a4e7e5cf250da5ec8e07cb1234c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
        • Size 1.7MB
        • SHA256 031a7bd1b3a4e0a281db0c308a74b664a5b1e51c328a161c36a41a664a074bf2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe$
        • Size 1.7MB
        • SHA256 59bb5d34b50776a55e32c8bc64231c61b21736d3957e620722ccd41790ea1201
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5032-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5032-165-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/6568-166-0x0000000000400000-0x000000000040F000-memory.dmp