Analysis

  • max time kernel
    95s
  • 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
    04/08/2026, 17:21

General

  • Target
    2026-08-04_fe359d38312f7f8dc4c819a7f49f5155_cobalt-strike_conti_elex_hijackloader_vidar.exe
  • Size 957KB
  • Sample260804-vxgm4aap7w
  • SHA256 8952753b5233315ef5cb7958f09f183b4a171d0e8c69b706af6fa4ec6702b345
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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\2026-08-04_fe359d38312f7f8dc4c819a7f49f5155_cobalt-strike_conti_elex_hijackloader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_fe359d38312f7f8dc4c819a7f49f5155_cobalt-strike_conti_elex_hijackloader_vidar.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:4144
  • 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:5704

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 957KB
        • SHA256 8952753b5233315ef5cb7958f09f183b4a171d0e8c69b706af6fa4ec6702b345
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 e2ff49226f662802e324399a0e3e0019f0d8351589d7c35009a2777104330c19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Program Files\7-Zip\Uninstall.exe
        • Size 971KB
        • SHA256 1b8cac3f73a637789d1f816c76e5407d0f3757901d9f3e2ceaddd536c6c86884
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe
        • Size 980KB
        • SHA256 9a01027fa9c158c3ac6132f7d36a5ae0fb9bc15107ab3222f20aab31271397dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe$

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$
        • Size 980KB
        • SHA256 61423b9523b4da1a6de93f09ad535a877d14dd465235a4de50b46d135eacf169
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.0MB
        • SHA256 6f9d338c016d252eef022d5bf6d26d388a8296e641782f5557e25b39faca90ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4144-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4144-166-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5704-167-0x0000000000400000-0x000000000040F000-memory.dmp