Overview

overview

3

Static

static

1

3c3b4d1757...kes118

macos-10.15-amd64

153/instal...nstall

ubuntu-18.04-amd64

1

153/instal...nstall

debian-9-armhf

1

153/instal...nstall

debian-9-mips

1

153/instal...nstall

debian-9-mipsel

1

153/instal...pgrade

ubuntu-18.04-amd64

1

153/instal...pgrade

debian-9-armhf

1

153/instal...pgrade

debian-9-mips

1

153/instal...pgrade

debian-9-mipsel

1

153/instal...nstall

ubuntu-18.04-amd64

3

153/instal...nstall

debian-9-armhf

3

153/instal...nstall

debian-9-mips

3

153/instal...nstall

debian-9-mipsel

3

153/instal...pgrade

ubuntu-18.04-amd64

3

153/instal...pgrade

debian-9-armhf

3

153/instal...pgrade

debian-9-mips

3

153/instal...pgrade

debian-9-mipsel

3

Analysis

  • max time kernel
    1s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    12/07/2024, 06:01

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General

  • Target

    153/install.pkg/Contents/Resources/preinstall

  • Size

    762B

  • MD5

    be5703c03bcb2b6b5beb8b16dc53ba19

  • SHA1

    a9e11e0fce168e279d1e164753ef7a508c8cf8f1

  • SHA256

    d0ba84428b3c6a6d73f56422925145503a91140b1b24c7c971f2a2af573be1a5

  • SHA512

    3a04ab16f65861dc935cc0878200f9d880081584f4ab0dfd5f512a76087e36288d33b4e8f8f99523e659655e4093ef8437989ff811532c67074b11f531eb38ea

Score
3/10

Malware Config

Signatures

  • Reads runtime system information 3 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/153/install.pkg/Contents/Resources/preinstall
    /tmp/153/install.pkg/Contents/Resources/preinstall
    1⤵
    • Writes file to tmp directory
    PID:646
    • /bin/cat
      cat /tmp/153/install.pkg/Contents/Resources/preinstall
      2⤵
        PID:649
      • /usr/bin/wc
        wc -l
        2⤵
          PID:650
        • /usr/bin/awk
          awk "{print \$1}"
          2⤵
          • Reads runtime system information
          PID:651
        • /usr/bin/expr
          expr 25 - 2
          2⤵
            PID:653
          • /usr/bin/tail
            tail -23 /tmp/153/install.pkg/Contents/Resources/preinstall
            2⤵
              PID:658
            • /usr/bin/tr
              tr vdehrujzpbqafwtgkxyilcnos upxmfqrzibdanwgkethlcyosv
              2⤵
                PID:659
              • /usr/bin/tr
                tr qazwsxedcr 0123456789
                2⤵
                  PID:663
                • /usr/bin/tr
                  tr qazwsxedcr 0123456789
                  2⤵
                    PID:669
                  • /bin/sh
                    sh 1 85.255.115.29 85.255.112.61
                    2⤵
                      PID:671
                      • /usr/sbin/scutil
                        /usr/sbin/scutil
                        3⤵
                          PID:675
                        • /bin/grep
                          grep PrimaryService
                          3⤵
                            PID:676
                          • /bin/sed
                            sed -e "s/.*PrimaryService : //"
                            3⤵
                            • Reads runtime system information
                            PID:677
                          • /usr/sbin/scutil
                            /usr/sbin/scutil
                            3⤵
                              PID:680
                            • /usr/bin/crontab
                              crontab -l
                              3⤵
                              • Reads runtime system information
                              PID:682
                            • /bin/grep
                              grep QuickTime.xpt
                              3⤵
                                PID:683
                              • /bin/rm
                                rm -rf 1
                                3⤵
                                  PID:687

                            Network

                            MITRE ATT&CK Matrix

                            Replay Monitor

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                            Downloads

                            • /tmp/153/install.pkg/Contents/Resources/1
                              Filesize

                              509B

                              MD5

                              dbba3383185965f53fa048395b2790b5

                              SHA1

                              e8b6798819e13f94f2905fcdca7d4d15a5bfb00c

                              SHA256

                              8bd1b8cdc66ae415bdc738d008618078511f8baacc5cd17036d8ba2cf83fa688

                              SHA512

                              2b3cbb38c3cfe5e255ad6c00e62551417dc20592f86a154e75f4d4bbe36e014350958a3fa5d3f85a36b440006eb52dc7b6cba1a7b1c20040c2bbe16f0cbc2ef2

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