Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/05/2026, 13:45

General

  • Target
    2026-05-28_7d979d098bc330eba8a08c9b8d937dd1_cobalt-strike_conti_elex_hijackloader_vidar.exe
  • Size 910KB
  • Sample260528-q2jwsshv7r
  • SHA256 8bca5f1482d6592fa4bdac0981eef406bec6a20d840f091c8c68457f34b0e60a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 3 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • 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 1 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-28_7d979d098bc330eba8a08c9b8d937dd1_cobalt-strike_conti_elex_hijackloader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_7d979d098bc330eba8a08c9b8d937dd1_cobalt-strike_conti_elex_hijackloader_vidar.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:2924

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.8MB
        • SHA256 739dd323d4baf8f1ba4a6d264372455648d88ba02f245ca89fbf081743f9bf13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2924-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2924-42-0x0000000000400000-0x000000000040F000-memory.dmp