Analysis

  • max time kernel
    99s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 14:01

General

  • Target
    2026-07-31_99a4188378aeec4d2df5120b8c4090ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.1MB
  • Sample260731-rbxweabe48
  • SHA256 df808b6805728acaeab6c8bd4f5323bd8692d11c4d4403c46db5d818c2c06fc7
  • 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 27 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\2026-07-31_99a4188378aeec4d2df5120b8c4090ba_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_99a4188378aeec4d2df5120b8c4090ba_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:5880
  • 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:3844

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.1MB
        • SHA256 df808b6805728acaeab6c8bd4f5323bd8692d11c4d4403c46db5d818c2c06fc7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.7MB
        • SHA256 be186623632dd59a8c39f56cc7ac47cd54177b69368e0bfbbcbabe0b7a873cbc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jhat.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\jhat.exe
        • Size 2.1MB
        • SHA256 9e6623747ddd51933967aefe39f4bcb1d7c082c54bcee72d475c4bf2db1021f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmid.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe
        • Size 2.1MB
        • SHA256 e788e96a96b739bd3d9ef0cfc388baa669998b31243308acee4e60ce6b401ca2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\policytool.exe
        • Size 2.1MB
        • SHA256 52e35de70bf52e05d1f20c80d661db56bb5403a0610451202b346e4931ec6e9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.2MB
        • SHA256 139b0ec38abbeaa4027da1b7fb8d9860369d960111e9791dc8a1b26de454fb49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        crashreporter.exe

        • Path C:\Program Files\Mozilla Firefox\crashreporter.exe
        • Size 2.2MB
        • SHA256 44082dce18dff4d35746028c944390c3607fb1be8319f864d9e3859b28127695
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3844-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5880-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5880-57-0x0000000000400000-0x000000000040F000-memory.dmp