Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20260126-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20260126-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    22/02/2026, 20:03

General

  • Target
    titanjr.i486.elf
  • Size 97KB
  • Sample260222-yssrcaf12c
  • SHA256 cc00698aea05a07c23e69b257897aa5813bb37d41cd02e4c8d1ea62db0554fa7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes Audit logs 1 TTPs 1 IoCs

    Deletes logs related to the Linux Audit framework.

  • Deletes journal logs 1 TTPs 1 IoCs

    Deletes systemd journal logs. Likely to evade detection.

  • Deletes system logs 1 TTPs 1 IoCs

    Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

  • 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.i486.elf
    /tmp/titanjr.i486.elf
    1⤵
    • Deletes Audit logs
    • Deletes journal logs
    • Deletes system logs
    • 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:1499
    • /bin/sh
      sh -c "cp rsyslogd /usr/bin/.sh"
      2⤵
        PID:1502
        • /bin/cp
          cp rsyslogd /usr/bin/.sh
          3⤵
            PID:1503

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads