Analysis

  • max time kernel
    115s
  • max time network
    133s
  • 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, 22:49

General

  • Target
    2026-07-28_6c4776e7aac0a724049a16ee06afe979_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260728-2rnmsazvds
  • SHA256 54becf9a6fe80d517d30c3ef3e9d873d1cd5091e39b26d35acefdcf6a0aa7053
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 IoCs
  • 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 1 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_6c4776e7aac0a724049a16ee06afe979_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_6c4776e7aac0a724049a16ee06afe979_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
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4132
  • 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:5048

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 54becf9a6fe80d517d30c3ef3e9d873d1cd5091e39b26d35acefdcf6a0aa7053
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 7a49734eb186246612c57e9f37fb1315166c8b2b87d5a409ac41c1d8fe4eabb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.8MB
        • SHA256 649a813d2e52af39e6e341486037d0da7e3fdff67d7db374c6c175aeb6ca019b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSBuild.exe$

        • Path C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$
        • Size 1.9MB
        • SHA256 a2a9d589061fab7a86d23c8ee9fd37e9f302791de3970dec0f9d31989c069405
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4132-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/4132-1356-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/5048-1357-0x0000000000400000-0x000000000040D000-memory.dmp