Overview

overview

10

Static

static

10

Sandy

linux_amd64

9

Sandy

linux_mipsel

Sandy

linux_mips

Analysis

  • max time kernel
    7236s
  • max time network
    149s
  • platform
    linux_amd64
  • resource
    ubuntu-amd64
  • submitted
    11/02/2021, 09:42

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General

  • Target

    Sandy

  • Size

    1.2MB

  • MD5

    44cff208d129e84af8e3c814cad46909

  • SHA1

    a79e903a5d44f1ec5dbc4f7c348bfbb78b1a986a

  • SHA256

    8d8f1fe0fc76313935152b83eed2274d5c7a733ed484558b54b4129dc04ab844

  • SHA512

    52de154b7ae67c791405f55544a1ffcc418cc19b2299de4b9889a1ee5f523ea582c756aa220e3f5dc3fcb2fc82075be988ba45f1caddd62f6f6a4d309af52ee4

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

  • ./Sandy
    ./Sandy
    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/Sandy /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/Sandy /usr/bin/.sshd
                  1⤵
                  • Write file to user bin folder
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:593
                • /usr/bin/.sshd
                  /usr/bin/.sshd
                  1⤵
                    PID:598
                  • /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:600
                      • /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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