Analysis

  • max time kernel
    97s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 20:25

General

  • Target
    2026-08-04_47af269c3e71b24b5cc71f36a557f13e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.2MB
  • Sample260804-y7pm8sdq31
  • SHA256 ffa86ccfb42e09dac68a16f1552685e60ad02aff8fcdf7bb22d1008bbf4cd339
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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 24 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\2026-08-04_47af269c3e71b24b5cc71f36a557f13e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_47af269c3e71b24b5cc71f36a557f13e_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:3984
  • 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:4120

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.2MB
        • SHA256 ffa86ccfb42e09dac68a16f1552685e60ad02aff8fcdf7bb22d1008bbf4cd339
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.7MB
        • SHA256 94859aff4669167c7cbec34233b76b59161a4e61312986af1eae78c73db98f84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe
        • Size 2.2MB
        • SHA256 810ab1d2f371b116a5ad50ad11d4cbfbcb7c1e2c7e23d96d54d1c67df64f1ed3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe$
        • Size 2.4MB
        • SHA256 f4e6d32ae86c022a188d495d225b89111932cb6afe37d905f8cd1d9c951203ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OUTLOOK.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE
        • Size 2.8MB
        • SHA256 ea73be4b63e74a377b0587d55a3058c7d2ca572c48698694c29dc7390fe8a7a2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3984-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3984-69-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4120-70-0x0000000000400000-0x000000000040F000-memory.dmp