Resubmissions

29/03/2023, 07:38

230329-jgw73afc64 10

28/03/2023, 09:01

230328-kyv7rsbg6y 10

Analysis

  • max time kernel
    41012s
  • max time network
    155s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    28/03/2023, 09:01

General

  • Target

    x86.elf

  • Size

    54KB

  • MD5

    0594ee9b8c6882453e9bce4efef26ce8

  • SHA1

    41b7b6276c2bb8fe9195d52326c97cae6688befc

  • SHA256

    8f34635582b40095852b614377c71e88c9cdeaeb832398ae53788a66babaee79

  • SHA512

    6f4e91fbf08a5f53dcc2aa49a3a2f0a81618b2fe416e12e41ceb35a561f723f737eb640fd64d8b0642b2d5f434604ba2051d2d11aaa1686cd9e61dd1717b6214

  • SSDEEP

    1536:JeESt/basV2rcZhG6+KN7TqmlSR9zWOIaEjrqMes:JeESt/basVTgW7TqmQRVtXESt

Score
9/10

Malware Config

Signatures

  • Contacts a large (25445) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • Reads runtime system information 2 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/x86.elf
    /tmp/x86.elf
    1⤵
      PID:593
    • /bin/sh
      sh -c "rm -rf bin/busybox && mkdir bin; >bin/busybox && mv /�=���=��/tmp/x86.elf=����o�=�� bin/busybox; chmod 777 bin/busybox"
      1⤵
        PID:594
        • /bin/rm
          rm -rf bin/busybox
          2⤵
            PID:595
          • /bin/mkdir
            mkdir bin
            2⤵
            • Reads runtime system information
            PID:596
          • /bin/mv
            mv "/�=���=��/tmp/x86.elf=����o�=��" bin/busybox
            2⤵
            • Reads runtime system information
            PID:597
          • /bin/chmod
            chmod 777 bin/busybox
            2⤵
              PID:598

          Network

          MITRE ATT&CK Enterprise v6

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