Analysis

  • max time kernel
    118s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 14:00

General

  • Target
    2026-05-22_1322ddbbed29e9b7c855dda94cdc6243_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
  • Size 3.5MB
  • Sample260522-razcvafv9s
  • SHA256 2c0e77e5463af795c3fd61f7c8d7068c5a163e069fdb6c663de2ba2ec2e906b0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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
  • 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\2026-05-22_1322ddbbed29e9b7c855dda94cdc6243_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_1322ddbbed29e9b7c855dda94cdc6243_amadey_cobalt-strike_elex_hijackloader_stealc_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:928
  • 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:4704

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.5MB
        • SHA256 2c0e77e5463af795c3fd61f7c8d7068c5a163e069fdb6c663de2ba2ec2e906b0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 4.2MB
        • SHA256 fde0398f70d8761c24d3c6fccb483b93e03cace420474c0df567dc1de1199db1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe
        • Size 3.6MB
        • SHA256 5da1fa0ca2003691b90245d3118a17a60cee49d5fa55c1ed325790b502e5a9dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.0MB
        • SHA256 5d3860e46fbf2394f93655d3e7e4e5887d401e61327c8a939593f40891b099aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xlicons.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe
        • Size 3.6MB
        • SHA256 91aeb30ae2f155f72c9cf9a9e600f258a30ab1a6baad822d54c62a103cefda33
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xlicons.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe$
        • Size 4.0MB
        • SHA256 c7042dcdaced684011a2b326a0cd44ac39b3d3065fedc87eb0d6c1f85ba580da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 3.9MB
        • SHA256 a04887ff2937aa7c301b9bf66719878c33195b6d64ac1627e18e6f8a1588f7a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 3.7MB
        • SHA256 ac684968f500e229f6f41f6a6c8f752493529bac844d7c9bf32cf170a8338483
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/928-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/928-40-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4704-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4704-59-0x0000000000400000-0x000000000040F000-memory.dmp