Analysis

  • max time kernel
    116s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 15:57

General

  • Target
    2026-05-22_4e9abe299e14e701747c7145c0c9f119_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260522-tee6waa16t
  • SHA256 9b8fcbeb39212cbec105ad752b4efda277b49a0d14fd613dc7e7465b80c51d24
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 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
  • 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\2026-05-22_4e9abe299e14e701747c7145c0c9f119_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_4e9abe299e14e701747c7145c0c9f119_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
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4224
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:5368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 9b8fcbeb39212cbec105ad752b4efda277b49a0d14fd613dc7e7465b80c51d24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 b901a15fbdf0c653357dec478f62e9c31806a7c4d229ae4224654b072376b75d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javacpl.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$
        • Size 1.5MB
        • SHA256 a9f2bc6072645f6707e02f043f22d0d4016a1d4680b740f10bd04ec135014c39
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SELFCERT.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE
        • Size 1.5MB
        • SHA256 f257e2533e707a1d82aff975ef08cb6a77df25f34b38215541e918278b3a32d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.5MB
        • SHA256 40f823da2e15359dc7d7104dee188b13ae1b6f489020d8c2e98ac563ef2c5666
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 1.7MB
        • SHA256 82a660458c36204950132f5fe1e98104a662537161818901fd2720e063514bf7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4224-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4224-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5368-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5368-89-0x0000000000400000-0x000000000040F000-memory.dmp