Analysis

  • max time kernel
    96s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 10:31

General

  • Target
    2026-08-03_9f7db8d7785db08823244925bc087cac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.0MB
  • Sample260804-mkc55sxgph
  • SHA256 ee9102dfa0d86eb540dfbcf850d3d55a58e408396ad3423c0ae45c03a3c7901e
  • 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 28 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\2026-08-03_9f7db8d7785db08823244925bc087cac_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_9f7db8d7785db08823244925bc087cac_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:4248
  • 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:4448

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.0MB
        • SHA256 ee9102dfa0d86eb540dfbcf850d3d55a58e408396ad3423c0ae45c03a3c7901e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.6MB
        • SHA256 453777b5dba8ad47a0b1599dd055c66ccacda279397e80bfd33b28f4c0a6b495
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe
        • Size 1.1MB
        • SHA256 100ada62646c1b5ce6bbb01331ba4c7890c649439162c016400758bb106bd5dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe
        • Size 1.1MB
        • SHA256 c358ae6f87195013ea40c624c79c9ffe2ff9cf6a39e813cb2116fd7e05b32cab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 1.1MB
        • SHA256 0ad5632550a79898d413d4969330e95d7f27a5eeeb9b534301011f06a851a08b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4248-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4248-165-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4448-244-0x0000000000400000-0x000000000040F000-memory.dmp