Analysis

  • max time kernel
    104s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 17:15

General

  • Target
    2026-07-29_aa70871994a508de3ef091d6cbacca25_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
  • Size 3.7MB
  • Sample260729-vsvddsybmc
  • SHA256 1d706f921ef32e1dff2c894324f72c20f4092da9ed2ec1a109b212cd2d7186fb
  • 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 1 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\2026-07-29_aa70871994a508de3ef091d6cbacca25_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-29_aa70871994a508de3ef091d6cbacca25_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:4472
  • 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:5064

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.7MB
        • SHA256 1d706f921ef32e1dff2c894324f72c20f4092da9ed2ec1a109b212cd2d7186fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.2MB
        • SHA256 d80512b59ee7d6f49e0c1805ba84aa609d1fe6d6aea2ec7687237e40787bf8bc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe
        • Size 3.7MB
        • SHA256 6977170fdb792fa54a422a8b7c8540e8acc8ad36823fe90c39869617fcb85e7f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$
        • Size 3.7MB
        • SHA256 15286b71da04f13131d96abb2844754dd8016dffa74833a9da657f73e03440f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pubs.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe
        • Size 4.1MB
        • SHA256 19356dcefc4a8af694066dc29a5b404fc72f1c78d9f58a21838c6ed3920558b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4472-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4472-15-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5064-16-0x0000000000400000-0x000000000040F000-memory.dmp