Analysis

  • max time kernel
    101s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 07:22

General

  • Target
    2026-08-04_4de71e94324dc7ed895a5b6fe4415c1e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.8MB
  • Sample260804-h683gstfqd
  • SHA256 28b037312bd680854952139e13ccb6c6d5e9ededc5c6badaccd4c0d296db77f9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 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\2026-08-04_4de71e94324dc7ed895a5b6fe4415c1e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_4de71e94324dc7ed895a5b6fe4415c1e_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:2000
  • 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:1036

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.8MB
        • SHA256 28b037312bd680854952139e13ccb6c6d5e9ededc5c6badaccd4c0d296db77f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.4MB
        • SHA256 2ef7fb35405e153e56847d4a47efef1d9597135b9189e0ea4dc16e5db58e2e29
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VSTOInstaller.exe

        • Path C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe
        • Size 2.9MB
        • SHA256 32038f3e18bc2b914e7217802385f38e721e784d7277339409f7bfc75242ff22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wsimport.exe$

        • Path C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$
        • Size 2.9MB
        • SHA256 ec909fae8df63edacbbca95f3056d7998fce21f28ac741289e5dd70c757162e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        keytool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\keytool.exe
        • Size 2.9MB
        • SHA256 efac94a239b8f1823af8c624b5b8483981b8cc7162cc650bb9c066f7d5bfdcb8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.9MB
        • SHA256 ed570a89329849a6517402b2b992cb42624e51621aad84251f34fea9bd6a1046
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\MicrosoftEdge.exe$
        • Size 3.1MB
        • SHA256 ceb662f1b3c78f3d8667bb39b45a67302df866e9a3c409484156aae13cf53824
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1036-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1036-23-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2000-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2000-22-0x0000000000400000-0x000000000040F000-memory.dmp