Analysis

  • max time kernel
    107s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 09:49

General

  • Target
    2026-08-15_10e02154262990d0541f3d99ce558c1f_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
  • Size 963KB
  • Sample260815-ltc13atdlb
  • SHA256 6dd003e69f9042de10c09368d38609d325622decf646c9d2070fee31f4f7e06b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 29 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-15_10e02154262990d0541f3d99ce558c1f_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-15_10e02154262990d0541f3d99ce558c1f_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4248
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5388

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 963KB
        • SHA256 6dd003e69f9042de10c09368d38609d325622decf646c9d2070fee31f4f7e06b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 8bdd0df6ae2c8441feaa99e62ebe219ab665adbb4178f6b34f5fd9f2a06f1e05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
        • Size 987KB
        • SHA256 64971ed35eccb20be0fe67189db9b0ac5fc76718ea79dc9744830e675ee0d638
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 1007KB
        • SHA256 c329368cd60960cdf59a78139b3aa5aee166c647a902b5fb2108bec923a4b96b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SmartTagInstall.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe$
        • Size 996KB
        • SHA256 432ddb9fe29eb696328afd6817e86205877e95f0fc34508154104e29c52b647b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4248-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4248-21-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5388-22-0x0000000000400000-0x000000000040F000-memory.dmp