Analysis

  • max time kernel
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/05/2026, 08:11

General

  • Target
    2026-05-17_05ceb087f5b004a41ed195dee6b3ca6c_amadey_cobalt-strike_elex_hijackloader_wannacry.exe
  • Size 1.5MB
  • Sample260517-j28rlady8t
  • SHA256 8d97e9d8ca54b2609f213fd0746c50832c4cd446681b71bd1d263ee550879b3e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 12 IoCs
  • ASPack v2.12-2.42 8 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\2026-05-17_05ceb087f5b004a41ed195dee6b3ca6c_amadey_cobalt-strike_elex_hijackloader_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-17_05ceb087f5b004a41ed195dee6b3ca6c_amadey_cobalt-strike_elex_hijackloader_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:5016
  • 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:2520

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 8d97e9d8ca54b2609f213fd0746c50832c4cd446681b71bd1d263ee550879b3e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 1.8MB
        • SHA256 189b0dc1450a33c99a68475e377e1d34540841fa968024d9623852a1ea4f9abc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedgewebview2.exe
        • Size 1.6MB
        • SHA256 6d3e96d2dd3a0de3b61dc87243263d409edc54d82d891f4cb10cf39534a50c28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
        • Size 1.6MB
        • SHA256 7330e858872fc5219d8431a7af832973ccce1b2e4d325a66bcf7756deaf70dab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 6da92a4c485171c32b18baf52a1dd2ee2d30cf51d780463a2cbd8f3ec1d6e2ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.5MB
        • SHA256 96be6c6a19342d3c290500a499f82150e805eeb9f02f014c16efd022e8666c1a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 1.7MB
        • SHA256 5be3508ab18572b1998f068fdb8a3f539f4708d41f936cc71b23d3a7606d0e9d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ComSvcConfig.exe$

        • Path C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$
        • Size 1.6MB
        • SHA256 788963168862e9d6dd4425401efd716f2abade2e7f7d87e543c4cf07705f2f26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2520-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2520-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5016-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5016-70-0x0000000000400000-0x000000000040F000-memory.dmp