Analysis

  • max time kernel
    109s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 10:49

General

  • Target
    2026-05-23_04c5feb95f040de4ff6a637dbf12a270_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.0MB
  • Sample260523-mw2mwaaz21
  • SHA256 adc56e059e146656aca6f40b53aca165b337fdd5bc94b69596804c139067667a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-23_04c5feb95f040de4ff6a637dbf12a270_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_04c5feb95f040de4ff6a637dbf12a270_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:5240
  • 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 System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4652

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.0MB
        • SHA256 adc56e059e146656aca6f40b53aca165b337fdd5bc94b69596804c139067667a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 3.4MB
        • SHA256 01326136c48b5fef7066624eccd67c4565b66b95bbeecbd8bb09170701354692
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.5MB
        • SHA256 274cf0e8483071b19765a24429133cf53babacea1ac4e82110772004349df1b8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        protocolhandler.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe
        • Size 3.8MB
        • SHA256 ccdf049bf137c5e327526f674593c44b39efdf3a69e7187c5437e1d4d3facb64
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xlicons.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe$
        • Size 3.1MB
        • SHA256 59b983845f89aec2a02559498b95448e4bb91056fff2b3736975b68008a9ec07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 3.2MB
        • SHA256 9fb0464d6ff75dc49af9c17bf3fac8fe06f61324a94780b0117916dc30c20843
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4652-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4652-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5240-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5240-70-0x0000000000400000-0x000000000040F000-memory.dmp