Overview

overview

6

Static

static

1

sample.tar

windows7-x64

3

sample.tar

windows10-2004-x64

3

.system2/autorun

ubuntu-18.04-amd64

6

.system2/autorun

debian-9-armhf

6

.system2/autorun

debian-9-mips

6

.system2/autorun

debian-9-mipsel

6

.system2/bash

ubuntu-18.04-amd64

1

.system2/bash

debian-9-armhf

1

.system2/bash

debian-9-mips

1

.system2/bash

debian-9-mipsel

1

.system2/m.vbs

windows7-x64

1

.system2/m.vbs

windows10-2004-x64

1

.system2/pp3-login

ubuntu-24.04-amd64

.system2/start

ubuntu-18.04-amd64

1

.system2/start

debian-9-armhf

1

.system2/start

debian-9-mips

1

.system2/start

debian-9-mipsel

1

.system2/y2kupdate

ubuntu-18.04-amd64

1

.system2/y2kupdate

debian-9-armhf

1

.system2/y2kupdate

debian-9-mips

1

.system2/y2kupdate

debian-9-mipsel

1

Analysis

  • max time kernel
    0s
  • max time network
    128s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    01-07-2024 07:44

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General

  • Target

    .system2/autorun

  • Size

    323B

  • MD5

    c4b224d52fe7b54d48b7c98be4ffd98c

  • SHA1

    a2b545cefdb5cdace314002dd616f4bcb7c506a2

  • SHA256

    528a699fd5986b53cdde84a396c43c5448c552d38518742b6f04ed5dc6abd251

  • SHA512

    aadb23be29a72a59224d237ce9fcf58f3b64d7012bd4e03c460152ee8654772a1a298fc7f34c91ffa35362e1db99267cfa79de2b7827501dc5710a13ac03d699

Score
6/10
persistence

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.

    persistence
  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/.system2/autorun
    /tmp/.system2/autorun
    1⤵
    • Writes file to tmp directory
    PID:1495
    • /bin/cat
      cat m.dir
      2⤵
        PID:1496
      • /usr/bin/crontab
        crontab cron.d
        2⤵
        • Creates/modifies Cron job
        PID:1497
      • /bin/grep
        grep y2kupdate
        2⤵
          PID:1501
        • /usr/bin/crontab
          crontab -l
          2⤵
            PID:1500
          • /bin/chmod
            chmod u+x y2kupdate
            2⤵
              PID:1502

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • /var/spool/cron/crontabs/tmp.pZHHoP
            Filesize

            230B

            MD5

            f21862c4c6e581343f8860e27737b7bd

            SHA1

            aa1cb37c6026ae2ea6f806fe1bf1fe0b8f8b1136

            SHA256

            2abacf4d980cafba76dce1d6a227df8900449952aa89ef6013262e40b0a79309

            SHA512

            8d7dd69648dfc9bbd43c312ed9038505806cc9bf349e1cde2b1e5c7200b79e84c4e74c4c618e0a1acd13a883e610ee9add0aebc3b989376784bf559b977f9abc

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