Analysis

  • max time kernel
    107s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 22:30

General

  • Target
    2026-07-28_96223b04ae361d8605e18820e61a9394_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.1MB
  • Sample260728-2et9sszset
  • SHA256 bff8c847be32e379133bac1c51320c77949bb6247314e564c39a00dc8eb493ec
  • 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 15 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\2026-07-28_96223b04ae361d8605e18820e61a9394_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_96223b04ae361d8605e18820e61a9394_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:1724
  • 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:3456

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.1MB
        • SHA256 bff8c847be32e379133bac1c51320c77949bb6247314e564c39a00dc8eb493ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.6MB
        • SHA256 5978acca7a68bbdbd856b6a8108fd0f2895decdd18a8c008c11d87d394523f50
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
        • Size 1.1MB
        • SHA256 2d510809235f22719dcf0d5c5a42ef882beb617228f3f938ffada1ea9e854b52
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe
        • Size 1.1MB
        • SHA256 0f3a47297958b13dfb42a1f5c767e85773d35934aae2249f16050a86a804a499
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe$

        • Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe$
        • Size 1.1MB
        • SHA256 72356eab3ebbcacfd3621a8f191a0f1dcc3e840a4513c821a261b84d837b325d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osmclienticon.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe
        • Size 1.2MB
        • SHA256 74469d6c2a1f6c73e9b479044d2b477afb3dda36d05d5c0544a92538bb25494d
        • 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 e44a1f3e420204590fec274e89ea0f564533ea46b6194ec05e35090b5c3e5d1e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1724-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1724-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3456-22-0x0000000000400000-0x000000000040F000-memory.dmp