Analysis

  • max time kernel
    118s
  • 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, 19:35

General

  • Target
    2026-07-01_3fdfd950952aafa910d4535f817a27d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260701-yawehsdv8n
  • SHA256 27ddadb3f9e83551f97bcc0f9899db664b3df9e1b195c39cdb48a725312eb8fa
  • 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 25 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\2026-07-01_3fdfd950952aafa910d4535f817a27d6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-01_3fdfd950952aafa910d4535f817a27d6_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:4252
  • 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:2712

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 27ddadb3f9e83551f97bcc0f9899db664b3df9e1b195c39cdb48a725312eb8fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 1.6MB
        • SHA256 73bb58d2efdf255651281b45472864b57157f0f0d5e3be334b99149474156771
        • 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 aedfa5ad53704f69ecb0d24b9cc4eb39b939eb3af6bda5da15073515e8f1b81d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pubs.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe
        • Size 1.6MB
        • SHA256 8ebaa13beba4bad31928a06b738c6a304bba4ec32deb229364c8b1a2d31804d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2712-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4252-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4252-39-0x0000000000400000-0x000000000040F000-memory.dmp