Overview

overview

10

Static

static

10

s666

linux_amd64

9

s666

linux_mipsel

s666

linux_mips

Analysis

  • max time kernel
    7235s
  • max time network
    151s
  • platform
    linux_amd64
  • resource
    ubuntu-amd64
  • submitted
    11/02/2021, 09:21

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General

  • Target

    s666

  • Size

    1.2MB

  • MD5

    27a0aaf52cf7c2f6533574f67bdf8361

  • SHA1

    072a8af8dfc97c5b62af01d20d04d6bda97295c3

  • SHA256

    b96be255f179ee3fcf7982a367052e71570a10306eed365746ed786dcc83df24

  • SHA512

    e2b6181920a98a5ac751eb9b9e4516ee786ab9da5aa8cb0da5cab70ea8a9fdeda62e41df380a9a32d48b713799061daea3cf03be1eb548032689ff35d81da49d

Score
9/10

Malware Config

Signatures

  • Writes file to system bin folder 1 TTPs 4 IoCs
  • Write file to user bin folder 1 TTPs 12 IoCs
  • Reads runtime system information 21 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 5 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • ./s666
    ./s666
    1⤵
      PID:562
    • /bin/ln
      ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
      1⤵
        PID:569
      • /bin/ln
        ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
        1⤵
          PID:571
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
          1⤵
            PID:573
          • /bin/ln
            ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
            1⤵
              PID:575
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
              1⤵
                PID:577
              • /bin/mkdir
                mkdir -p /usr/bin/bsd-port
                1⤵
                • Reads runtime system information
                PID:579
              • /bin/mkdir
                mkdir -p /usr/bin/bsd-port
                1⤵
                • Reads runtime system information
                PID:581
              • /bin/cp
                cp -f /tmp/s666 /usr/bin/bsd-port/getty
                1⤵
                • Write file to user bin folder
                • Reads runtime system information
                • Writes file to tmp directory
                PID:583
              • /usr/bin/bsd-port/getty
                /usr/bin/bsd-port/getty
                1⤵
                  PID:586
                • /bin/mkdir
                  mkdir -p /usr/bin
                  1⤵
                  • Reads runtime system information
                  PID:589
                • /bin/mkdir
                  mkdir -p /usr/bin
                  1⤵
                  • Reads runtime system information
                  PID:591
                • /bin/cp
                  cp -f /tmp/s666 /usr/bin/.sshd
                  1⤵
                  • Write file to user bin folder
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:593
                • /bin/ln
                  ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                  1⤵
                    PID:595
                  • /bin/ln
                    ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                    1⤵
                      PID:597
                    • /usr/bin/.sshd
                      /usr/bin/.sshd
                      1⤵
                        PID:601
                      • /bin/ln
                        ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                        1⤵
                          PID:602
                        • /bin/ln
                          ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                          1⤵
                            PID:604
                          • /bin/ln
                            ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                            1⤵
                              PID:606
                            • /bin/mkdir
                              mkdir -p /usr/bin/dpkgd
                              1⤵
                              • Reads runtime system information
                              PID:608
                            • /bin/cp
                              cp -f /bin/ps /usr/bin/dpkgd/ps
                              1⤵
                              • Writes file to system bin folder
                              • Write file to user bin folder
                              • Reads runtime system information
                              PID:610
                            • /bin/mkdir
                              mkdir -p /bin
                              1⤵
                              • Reads runtime system information
                              PID:612
                            • /bin/mkdir
                              mkdir -p /bin
                              1⤵
                              • Reads runtime system information
                              PID:614
                            • /bin/cp
                              cp -f /usr/bin/bsd-port/getty /bin/ps
                              1⤵
                              • Writes file to system bin folder
                              • Write file to user bin folder
                              • Reads runtime system information
                              PID:616
                            • /bin/chmod
                              chmod 0755 /bin/ps
                              1⤵
                                PID:618
                              • /bin/cp
                                cp -f /bin/ss /usr/bin/dpkgd/ss
                                1⤵
                                • Writes file to system bin folder
                                • Write file to user bin folder
                                • Reads runtime system information
                                PID:620
                              • /bin/mkdir
                                mkdir -p /bin
                                1⤵
                                • Reads runtime system information
                                PID:622
                              • /bin/mkdir
                                mkdir -p /bin
                                1⤵
                                • Reads runtime system information
                                PID:624
                              • /bin/cp
                                cp -f /usr/bin/bsd-port/getty /bin/ss
                                1⤵
                                • Writes file to system bin folder
                                • Write file to user bin folder
                                • Reads runtime system information
                                PID:626
                              • /bin/chmod
                                chmod 0755 /bin/ss
                                1⤵
                                  PID:628
                                • /bin/cp
                                  cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                  1⤵
                                  • Write file to user bin folder
                                  • Reads runtime system information
                                  PID:630
                                • /bin/mkdir
                                  mkdir -p /usr/bin
                                  1⤵
                                  • Reads runtime system information
                                  PID:632
                                • /bin/mkdir
                                  mkdir -p /usr/bin
                                  1⤵
                                  • Reads runtime system information
                                  PID:634
                                • /bin/cp
                                  cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                  1⤵
                                  • Write file to user bin folder
                                  • Reads runtime system information
                                  PID:636
                                • /bin/chmod
                                  chmod 0755 /usr/bin/lsof
                                  1⤵
                                    PID:638
                                  • /sbin/insmod
                                    insmod /usr/bin/bsd-port/xpacket.ko
                                    1⤵
                                    • Reads runtime system information
                                    PID:642
                                  • /sbin/insmod
                                    insmod /tmp/xpacket.ko
                                    1⤵
                                    • Reads runtime system information
                                    PID:653

                                  Network

                                  MITRE ATT&CK Enterprise v6

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