Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20260513-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20260513-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    04/08/2026, 06:39

General

  • Target
    titanjr.i686.elf
  • Size 85KB
  • Sample260804-he2t4ahn2z
  • SHA256 2a31a54df320c6294206279a4f7702e9675e44da4e8f59d699bdc74e859cd883
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Modifies init.d 2 TTPs 1 IoCs

    Adds/modifies system service, likely for persistence.

  • Modifies rc script 2 TTPs 1 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

  • Reads process memory 1 TTPs 64 IoCs

    Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

  • Changes its process name 4 IoCs
  • Reads system network configuration 1 TTPs 2 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/titanjr.i686.elf
    /tmp/titanjr.i686.elf
    1⤵
    • Enumerates active TCP sockets
    • Modifies init.d
    • Modifies rc script
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:1489
    • /bin/sh
      sh -c "cp systemd /usr/bin/.sh"
      2⤵
        PID:1492
        • /bin/cp
          cp systemd /usr/bin/.sh
          3⤵
            PID:1493

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            sysd

            • Path /etc/init.d/sysd
            • Size 25B
            • SHA256 ba1d50d125344f273c249426ccd744d5a12e560ace41cca4bc55bd2d4a718d8f
            • MD5 SHA1 SHA512