Analysis

  • max time kernel
    93s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 22:03

General

  • Target
    2026-08-04_f5f276bec65d417404a513ba5663bc5c_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
  • Size 996KB
  • Sample260804-1ybfcs1enh
  • SHA256 27dabb7b666d8ea3d050e12d33c0d5d26e79093570193beeecb6b8afa4d18588
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • ASPack v2.12-2.42 4 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 20 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\2026-08-04_f5f276bec65d417404a513ba5663bc5c_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_f5f276bec65d417404a513ba5663bc5c_amadey_cobalt-strike_conti_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:4148
  • 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:4728

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 996KB
        • SHA256 27dabb7b666d8ea3d050e12d33c0d5d26e79093570193beeecb6b8afa4d18588
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 4e26703dd9610a22f4b53b2dae63e47f2417da9f9e17f38990e318649dcffaed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        XLICONS.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE
        • Size 1.5MB
        • SHA256 769ce5a90b16a3884757a4421c3ee2e13d5ccb60301405708074742cfbf0b06e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.1MB
        • SHA256 a7277746784e79fdb66c942f0fb74046efe966992a3b1e2c3b9a40d9318f5643
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4148-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4148-33-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4728-40-0x0000000000400000-0x000000000040F000-memory.dmp