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Resubmissions

23/07/2024, 21:32

240723-1d16aazdjk 1

23/07/2024, 21:32

240723-1dsh5ssgkh 6

23/07/2024, 21:10

240723-z1hrsasakd 1

Analysis

  • max time kernel
    0s
  • max time network
    387s
  • platform
    ubuntu-22.04_amd64
  • resource
    ubuntu2204-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2204-amd64-20240611-enkernel:5.15.0-105-genericlocale:en-usos:ubuntu-22.04-amd64system
  • submitted
    23/07/2024, 21:32

General

  • Target

    .s/autorun

  • Size

    317B

  • MD5

    9729c037cb0a32811ba3eb15e3c8a789

  • SHA1

    6e67d4929c0b87dd05afe1b3f5f0aed2852885c4

  • SHA256

    5f03b45dc87f35120fd01f18150d2c3c807c9dc22d9433208d1bd14d5d581260

  • SHA512

    ed9131f48df4f3f6503b38f064ef07c7d9a235280ecf03a0a2852f268b98e42b8b445931536bd4a4a4344fefb8a05594dae094e7e7795c9690ab5ca568b1ff8c

Score
6/10

Malware Config

Signatures

  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/.s/autorun
    /tmp/.s/autorun
    1⤵
    • Writes file to tmp directory
    PID:1558
    • /usr/bin/cat
      cat mech.dir
      2⤵
        PID:1562
      • /usr/bin/crontab
        crontab cron.d
        2⤵
        • Creates/modifies Cron job
        PID:1567
      • /usr/bin/grep
        grep update
        2⤵
        • Reads runtime system information
        PID:1573
      • /usr/bin/crontab
        crontab -l
        2⤵
          PID:1572
        • /usr/bin/chmod
          chmod u+x update
          2⤵
            PID:1581

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • /tmp/.s/cron.d

          Filesize

          41B

          MD5

          918bb22c9d8f4d6bc48bbde6451067b6

          SHA1

          54672c3089566f969a99e3fab0f5996d73d0a581

          SHA256

          3e8a094fbd96df43a789a0bcc8f0b833a8bbc575e25d901dfc6871a7a374aaa8

          SHA512

          8297d93803154fca7f0f3fde540ba0eadab94d8c2c8a76e00f3820bf86aaaea61de5cbf4705542f08472eb79fff0161f91791ee73c744624a16669ae9b500416

        • /tmp/.s/mech.dir

          Filesize

          8B

          MD5

          0cdf25c6050af6758248cee5159d3502

          SHA1

          19877818f5c5154938a826f44090dae3df4fcd32

          SHA256

          fbbf1a760bb420db43d7620fa0183d9f130c96ab699d806e0c4793f9cdf38603

          SHA512

          7cca255e79513d07a620a09153016f8e51521b7bb7b664a32a9ef1824e8158946263ec422dbdc4fcaa96c0f72c23b42e445e02fa1acbff9797e1b390238910d5

        • /tmp/.s/update

          Filesize

          151B

          MD5

          bd2595e193a1d3d81987a61cd02ae755

          SHA1

          5d62c0609217b26d970ead328027fa45524450d1

          SHA256

          247fe2ff6c4c7bd0fb7ce3bbe67c827f225a3764f388b2ef5dc7547afaf4230e

          SHA512

          7938717b1c06d1caccf61cbb3c1a45ac5ae4f27f0bf2f0b2959658795971b6242ffdc8cd141541ad4efa6ea433a8660f5862dfbf83898e99f3c1f37a95ea32a7

        • /var/spool/cron/crontabs/tmp.fHdqea

          Filesize

          221B

          MD5

          ceb2a5445dffc9e87ef39e9bce2ed324

          SHA1

          08f4ba10cee8b85217acb1393202cc293a5c209b

          SHA256

          6f403cd89299973d263ae44f06907d029a951fd6c85fbd47f2b45ac9fa76eb8b

          SHA512

          6a3fb99f3455a61f5c50b4a42397e1b86e754ffaec1185c4df90114d6c91805927b82c32f5e57c876b99b7d3383531164fced6a8956a922361c8b8ff17655e53