Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/08/2026, 17:44

General

  • Target
    2026-08-03_7a2e90a1008392e3175e054aa169df5a_cobalt-strike_conti_elex_hijackloader.exe
  • Size 718KB
  • Sample260803-wbfpcavblc
  • SHA256 f998d56c6e922544e069e1a9203e8b66aca98df88799e6072f1b94461edb029f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 3 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 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\2026-08-03_7a2e90a1008392e3175e054aa169df5a_cobalt-strike_conti_elex_hijackloader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_7a2e90a1008392e3175e054aa169df5a_cobalt-strike_conti_elex_hijackloader.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:1912

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe$

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
        • Size 1.4MB
        • SHA256 14851f28e5730b8a9a47ca240e077c56ea3fc847c5be91395587327b073bd8b8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1912-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/1912-1950-0x0000000000400000-0x000000000040D000-memory.dmp