Analysis

  • max time kernel
    108s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 12:34

General

  • Target
    2026-06-01_d1e1aa2b5fa9bbebfc60205d072fd1ee_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.5MB
  • Sample260601-prswaad19k
  • SHA256 1286587e324b5b38df6239735a94456ca08b4adc5ce44f2975a5e280493099ca
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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
  • 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\2026-06-01_d1e1aa2b5fa9bbebfc60205d072fd1ee_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_d1e1aa2b5fa9bbebfc60205d072fd1ee_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:1720
  • 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:1552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.5MB
        • SHA256 1286587e324b5b38df6239735a94456ca08b4adc5ce44f2975a5e280493099ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 3.6MB
        • SHA256 05a9004400c31cad6d63082b4833a75e5aae205de80b0d56772b5886ea78e614
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.0MB
        • SHA256 4a91427a1936c880e52365a5294b23a357151740c621b13c3c8348513644296f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        native2ascii.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$
        • Size 3.5MB
        • SHA256 49701c744090569049e666504489158da701aa4171fb1ab4b9dde798ff76e538
        • 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 3.6MB
        • SHA256 6c430c0798f85a4f00c018b058f4b6eebd71a0163b9e6ec70dfb776d39f8f9ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.DesktopAppInstaller_8wekyb3d8bbwe\python.exe$
        • Size 3.7MB
        • SHA256 852665b3bffd68424c4b4830ea904d0bb9b90cadc371d1fba936dae11dcc09a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1552-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1552-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1720-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1720-70-0x0000000000400000-0x000000000040F000-memory.dmp