Analysis

  • max time kernel
    125s
  • max time network
    135s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 12:37

General

  • Target
    2026-08-17_c827f9b670d10a1cbc55d304fe49d3c3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260817-ptplmsbm9v
  • SHA256 75bac4d3cac9a123fbd7bdd9b3753325b00fcbd121a0b272ce77d89132690c13
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 1 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\2026-08-17_c827f9b670d10a1cbc55d304fe49d3c3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_c827f9b670d10a1cbc55d304fe49d3c3_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:3448
  • 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:4632

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 75bac4d3cac9a123fbd7bdd9b3753325b00fcbd121a0b272ce77d89132690c13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.6MB
        • SHA256 05e5d55882c836b5f69eacca6f59cb84a1ab5dc8fae01b763190ccc25d47755e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        extcheck.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\extcheck.exe
        • Size 1.1MB
        • SHA256 5609f1ef507ebd563807828e5f44a89b5f01f4e276cd71ceecc5aacaee61cf60
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe
        • Size 1.1MB
        • SHA256 432bcb970a58db8e12a80eb29b311db307162f99cc4c47265d11403c7d64b306
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tnameserv.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$
        • Size 1.2MB
        • SHA256 5d182f84a4c75538af462199622a4c5fe8b120aed2fb70757319ec0442f3eddf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Common.ShowHelp.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe
        • Size 1.1MB
        • SHA256 2093e873f86be8f9db9b86213c547a018ec46a3491026014cd0c555de710ac15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe
        • Size 1.2MB
        • SHA256 2b474277b9b8193e18f9a0573b99559c555d48bf522758533255867aa6b17ee9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3448-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3448-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4632-22-0x0000000000400000-0x000000000040F000-memory.dmp