Analysis

  • max time kernel
    1s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20260513-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    22/08/2026, 17:16

General

  • Target
    debian/dvdswitch_writedvd
  • Size 2KB
  • Sample260822-vtc6haam21
  • SHA256 ae42b081ffafcc000ccc2e3ab4c213962594755c86d7d128a86b764245e8b241
  • MD5 SHA1 SHA512 TLSH
Score
3/10

Malware Config

Signatures

  • Reads runtime system information 3 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/debian/dvdswitch_writedvd
    /tmp/debian/dvdswitch_writedvd
    1⤵
    • Writes file to tmp directory
    PID:711
    • /usr/bin/eject
      eject -t /dev/dvd
      2⤵
        PID:715
      • /bin/mktemp
        mktemp
        2⤵
        • Writes file to tmp directory
        PID:717
      • /bin/grep
        grep "^:-( no media" /tmp/tmp.Z4LYNbITLm
        2⤵
          PID:720
        • /bin/grep
          grep "^ Disc status" /tmp/tmp.Z4LYNbITLm
          2⤵
            PID:727
          • /usr/bin/cut
            cut -d: -f2
            2⤵
              PID:728
            • /bin/sed
              sed -e " s/ //g"
              2⤵
              • Reads runtime system information
              PID:729
            • /usr/bin/cut
              cut "-d " -f13
              2⤵
                PID:734
              • /bin/grep
                grep "^ Mounted Media" /tmp/tmp.Z4LYNbITLm
                2⤵
                  PID:733
                • /usr/bin/svdrpsend
                  /usr/bin/svdrpsend mesg
                  2⤵
                    PID:737
                  • /usr/bin/logger
                    logger -t writedvd.sh
                    2⤵
                    • Reads runtime system information
                    PID:738
                  • /usr/bin/logger
                    logger -t writedvd.sh
                    2⤵
                    • Reads runtime system information
                    PID:741
                  • /bin/rm
                    rm -f /tmp/tmp.Z4LYNbITLm
                    2⤵
                      PID:743
                    • /usr/bin/eject
                      eject /dev/dvd
                      2⤵
                        PID:744

                    Network

                          MITRE ATT&CK Matrix

                          Replay Monitor

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                          Downloads

                          tmp.Z4LYNbITLm

                          • Path /tmp/tmp.Z4LYNbITLm
                          • Size 96B
                          • SHA256 daa20b749242ecabbe5127c8c22437593572afa87a2b01d17ee0d3bf5bf88f7b
                          • MD5 SHA1 SHA512 TLSH