Analysis

  • max time kernel
    105s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 14:11

General

  • Target
    2026-05-17_cdde57171d33c8c787655142de1af7f6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260517-rhd2wadt2k
  • SHA256 14115ecfabd6c2b846b6866f9c2e13e6569638ece786b74177092823bbe6ccc0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 9 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\2026-05-17_cdde57171d33c8c787655142de1af7f6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-17_cdde57171d33c8c787655142de1af7f6_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:3784
  • 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:3976

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 14115ecfabd6c2b846b6866f9c2e13e6569638ece786b74177092823bbe6ccc0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe
        • Size 2.3MB
        • SHA256 e855a9d611505367a8b161eb02cfb595fdcc8843155a1772131d34203e4b327e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe
        • Size 1.9MB
        • SHA256 d90803db93565f3d2e9a7ebe636f15a468a3d776f81c80e9e8b7ec0b29afbf5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 0ee6ef058f78e2e39d4fdffa53bc5e9d0f873d4983a97b8c24ec47d7ef128fc4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SmartTagInstall.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe
        • Size 1.9MB
        • SHA256 0903a9e5521a301e699dc4b1a742406f2fb66f4282c179114ca66c1026ee84e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 1.9MB
        • SHA256 b413f5fb2fc0ee4212120375159b1c4247105a902444fd0c37b0126c7d35c5c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3784-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3784-39-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3976-58-0x0000000000400000-0x000000000040F000-memory.dmp