Analysis

  • max time kernel
    101s
  • 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
    02/08/2026, 13:49

General

  • Target
    2026-08-02_b7f71aad89d575a49000a0796cc6d697_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260802-q4ygzabl7x
  • SHA256 83c52b431968bb841d59840cfad6685234cb5c0a27910b7d1303e04119202bc3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 6 IoCs
  • ASPack v2.12-2.42 3 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 48 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\2026-08-02_b7f71aad89d575a49000a0796cc6d697_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_b7f71aad89d575a49000a0796cc6d697_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:4984
  • 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:4796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 83c52b431968bb841d59840cfad6685234cb5c0a27910b7d1303e04119202bc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 1c826e48c9acb8407dab937b2306a5720b3e6af30380751a762407ebb1f4e0c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OfficeC2RClient.exe$

        • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$
        • Size 1.8MB
        • SHA256 72eb111b1a4422f78da3d02a231f9925027ea57f2328c89d4fec1f0d09849319
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4796-81-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4984-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4984-68-0x0000000000400000-0x000000000040F000-memory.dmp