Analysis

  • max time kernel
    115s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 16:00

General

  • Target
    2026-06-04_cdca768edc8b5e08486a305eda4b05a6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.5MB
  • Sample260604-tfleaaav2y
  • SHA256 ad48e098e2ab9537963ac78383d18e97164c225959efc8ab095c8930b3dca3f8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 22 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\2026-06-04_cdca768edc8b5e08486a305eda4b05a6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_cdca768edc8b5e08486a305eda4b05a6_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:5336
  • 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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:5460

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.5MB
        • SHA256 ad48e098e2ab9537963ac78383d18e97164c225959efc8ab095c8930b3dca3f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 3.7MB
        • SHA256 19c482822f65b1b1628e5a3b57a0011f1f5a19210593a70816095cddb6fbc9ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.1MB
        • SHA256 44ea918bd45dbf40ac3847400f1ae9befe957701937c182efe924535e80abf5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 3.6MB
        • SHA256 5f46cb621a7092eebed2452d2f3f8aed2f88ba1b3a229151b7664d65c2458196
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 3.8MB
        • SHA256 741178498cb962cc5b24f8dc068e61c9771a5d2f13c6ddf23c02ba81e5f16882
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5336-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5336-70-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5460-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5460-71-0x0000000000400000-0x000000000040F000-memory.dmp