Analysis

  • max time kernel
    108s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    24/05/2026, 16:55

General

  • Target
    2026-05-24_15c402ad55f23677e77c29a8ff496848_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260524-vfb2aae18x
  • SHA256 0cf6fa2ba7d18fa52b426c6fa6303f81f05f6bd4a68ee6f7d21dd635c7713989
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 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\2026-05-24_15c402ad55f23677e77c29a8ff496848_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-24_15c402ad55f23677e77c29a8ff496848_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:4376
  • 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:3564

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 0cf6fa2ba7d18fa52b426c6fa6303f81f05f6bd4a68ee6f7d21dd635c7713989
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 2.5MB
        • SHA256 b5a2766a718162b24f0b7742811c3089409d631f42d42d282bb4d5fc97a20997
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcroTextExtractor.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$
        • Size 1.8MB
        • SHA256 a4ea22677765f1a59a511288860a6151cd4e7d051281706d5a710b0aff27e55a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARMHelper.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$
        • Size 2.2MB
        • SHA256 1adfdf128a2986d35c7319b9e6bef3d34c7fc91cc3f0799011467f58600b0a00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 e8029361cacd732399d7e4b062893cfa7fe3b88ce9c9e24e81932bf559388838
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pptico.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe
        • Size 2.2MB
        • SHA256 e1972e01d1b3b6c2e3e951a808a15144f808ebe969b30c50060970a58b92660a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 2.0MB
        • SHA256 a9de9dda157c0b7e5c258424d52dd09913848eac1cb40ac64c94e1dcd3a0474d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3564-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3564-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4376-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4376-70-0x0000000000400000-0x000000000040F000-memory.dmp