Analysis

  • max time kernel
    92s
  • max time network
    151s
  • 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, 22:10

General

  • Target
    2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.8MB
  • Sample260804-13jbrser2s
  • SHA256 39518ceb813705c4d87fe03bbe233771a9607e2d2128f7d8e527e3a015a5c645
  • 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_dcb9d1e9dd7349ace4f19d50c25e57b8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_dcb9d1e9dd7349ace4f19d50c25e57b8_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:408
  • 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:2328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 39518ceb813705c4d87fe03bbe233771a9607e2d2128f7d8e527e3a015a5c645
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe
        • Size 2.2MB
        • SHA256 4c585a66746c7fa02afead48bfd5001f38455e08989db04169cba8f89671bd24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.3MB
        • SHA256 c1113673c92b14770cdc14d8827b011200f44d34eb1b1661fb620b4e0b4e306a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 1.9MB
        • SHA256 01fe3fbb8045f7dedac6053f9ea89ce6bfeaee1c4718e9accdc1e846995ec971
        • MD5 SHA1 SHA512 SSDEEP TLSH

        excelcnv.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe
        • Size 2.0MB
        • SHA256 39f9a8c0fd587d6ee9cd3b77920593b991c5882897382feea38d86d4e4572540
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
        • Size 1.8MB
        • SHA256 38462009177fdb87e972bc8128684f91847f1c33b17b257ac936f53264002fde
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 2.0MB
        • SHA256 b27c687ea85b4e6f4b5a9f00acf777d8ae9b07308e8321ee2516751370e12fae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/408-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/408-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2328-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2328-41-0x0000000000400000-0x000000000040F000-memory.dmp