Analysis

  • max time kernel
    92s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/08/2026, 17:33

General

  • Target
    2026-08-18_7d0edbacc7efd8f1706e330e2144f5f7_cobalt-strike_conti_elex_hijackloader_vidar.exe
  • Size 961KB
  • Sample260818-v5ajraep21
  • SHA256 4511cd3a56a85810d154f9ea9e97ed9b463185d7f4cbe4cac23ba53275b5eedc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 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 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\2026-08-18_7d0edbacc7efd8f1706e330e2144f5f7_cobalt-strike_conti_elex_hijackloader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_7d0edbacc7efd8f1706e330e2144f5f7_cobalt-strike_conti_elex_hijackloader_vidar.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:4456
  • 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:1236

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 961KB
        • SHA256 4511cd3a56a85810d154f9ea9e97ed9b463185d7f4cbe4cac23ba53275b5eedc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcroRd32.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe$
        • Size 1.2MB
        • SHA256 17be3d31ae619719710f63926443c160accc3c1f12d7fc63f68b4457ec93d1d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 1cc9ab002de4de7aa9cbddd4164eb4790941de27622abeb0df2121f9eeaefc58
        • MD5 SHA1 SHA512 SSDEEP TLSH

        os_update_handler.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe
        • Size 1.1MB
        • SHA256 155ee1d10e18e7ec9a42a213fcf300ce3f7767cff82a423e989a62205da6925b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.0MB
        • SHA256 783dd1124d95e6f68c935c0bf474662ecd2bd37b1d057992e5c52dce56946145
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1236-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1236-53-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4456-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4456-22-0x0000000000400000-0x000000000040F000-memory.dmp