Analysis

  • max time kernel
    1s
  • max time network
    131s
  • platform
    ubuntu-24.04_amd64
  • resource
    ubuntu2404-amd64-20240523-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
  • submitted
    03/12/2024, 17:13

General

  • Target

    2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378

  • Size

    3.7MB

  • MD5

    5584e10914a55fc813492a624ee5e867

  • SHA1

    aeb18912e1e5053449fa5ad286c3df56643f33d0

  • SHA256

    2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378

  • SHA512

    bfda5ee5894efc69a0aa3a5d3a96028d11f85bf96d02493800272b09aa7bb4c6ae2a346441bc5cedb3629ca3386bef44cc930070068f3d87d3ac65cf46948925

  • SSDEEP

    98304:4KNuSEXA9WwKSrpyP8UGgGLMrJH84mA92GcNO2tBv7:nEXA9WwKip1me4e9N77

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Modifies systemd 2 TTPs 1 IoCs

    Adds/ modifies systemd service files. Likely to achieve persistence.

  • Write file to user bin folder 1 IoCs
  • Enumerates kernel/hardware configuration 1 TTPs 1 IoCs

    Reads contents of /sys virtual filesystem to enumerate system information.

  • Reads runtime system information 5 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378
    /tmp/2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378
    1⤵
    • Modifies systemd
    • Write file to user bin folder
    • Enumerates kernel/hardware configuration
    • Reads runtime system information
    PID:2818
    • /bin/sh
      /bin/sh
      2⤵
        PID:2824
      • /bin/sh
        /bin/sh
        2⤵
          PID:2827
        • /bin/sh
          /bin/sh
          2⤵
            PID:2831
          • /bin/sh
            /bin/sh
            2⤵
              PID:2833
            • /bin/sh
              /bin/sh
              2⤵
                PID:2835
              • /bin/sh
                /bin/sh
                2⤵
                  PID:2960
              • /usr/bin/id
                id -u
                1⤵
                • Reads runtime system information
                PID:2825
              • /usr/bin/systemctl
                systemctl disable 2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378.service
                1⤵
                • Reads runtime system information
                PID:2830
              • /usr/bin/chmod
                chmod +x /usr/sbin/2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378
                1⤵
                • File and Directory Permissions Modification
                PID:2832
              • /usr/bin/chmod
                chmod +x /etc/systemd/system/2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378.service
                1⤵
                • File and Directory Permissions Modification
                PID:2834
              • /usr/bin/systemctl
                systemctl enable 2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378.service
                1⤵
                • Reads runtime system information
                PID:2836
              • /usr/bin/systemctl
                systemctl start 2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378.service
                1⤵
                • Reads runtime system information
                PID:2961

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • /etc/systemd/system/2c573abfa5f989511f669b8ece80aecd4362cba6041841fff2c008dea81e9378.service

                Filesize

                297B

                MD5

                7746a50656eadd66a4815923e6fc2ebf

                SHA1

                0b7c998565a713749f6b73b1bde55072c1dde7fb

                SHA256

                e59b2ae1eaf406db9b57820292a9ca907aa2ca7e747cd15186c912ecd06064ae

                SHA512

                a2dbbefb1480d0e6f0a128726a51bfa8f2c5920bae9eb28dc94d8d5dc16b81e397b6720c623dcf408d5a36814cbb985ed086928abe0e5a694331dbd3153b9de0