Analysis

  • max time kernel
    89s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/08/2026, 01:23

General

  • Target
    2026-08-26_f8cf022ab442792a244f2e0c1634b5b7_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_stop_vidar_wannacry.exe
  • Size 2.0MB
  • Sample260827-brv4rawxf1
  • SHA256 5db5c7c596a9333339c9b65c0882ecfdb2d23b3e1784e03a125de0213d627dc6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • 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 22 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\2026-08-26_f8cf022ab442792a244f2e0c1634b5b7_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_stop_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-26_f8cf022ab442792a244f2e0c1634b5b7_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_stop_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:5536
  • 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:1208

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.0MB
        • SHA256 5db5c7c596a9333339c9b65c0882ecfdb2d23b3e1784e03a125de0213d627dc6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.6MB
        • SHA256 036842acb4856505c13f381336a1b32ff4bc3ec37b817e92c7c7aa2eb38e4c9d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe
        • Size 2.0MB
        • SHA256 e8ae1ad9130b6886c28113b19328c82c294e46dc38c847d69712517d394c0d45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe$
        • Size 2.1MB
        • SHA256 707fbc77c11675b4516d2b615763cec510f2eff8efe81d11de3e29c784aee425
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe
        • Size 2.0MB
        • SHA256 677fe9f3cb5ee7702ee4cbec5ffc8d38619e1aeafd4c3b01ea910eca69194dba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe
        • Size 2.0MB
        • SHA256 616cb58fc6e3cac3cff202acbddedf08a75974049708a552b809051c46276871
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IntegratedOffice.exe$

        • Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
        • Size 2.1MB
        • SHA256 93e62ba40ed30ab8736da9c687bd9e1c67761de352127405d33313e222467624
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSOUC.EXE$

        • Path C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$
        • Size 2.6MB
        • SHA256 5e77502035755e1d17ae9ce5966f82f370b1b2456e87c235aa4bbea01ef96f82
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1208-2008-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/5536-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/5536-1989-0x0000000000400000-0x000000000040D000-memory.dmp