Analysis

  • max time kernel
    5s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    07-03-2024 18:02

General

  • Target

    .rsync/b/stop

  • Size

    1KB

  • MD5

    5b64a3f14ef56f67c17f9ecfc78cde9f

  • SHA1

    e6892ed68fa1db2ba7b84d3f690ff29eae3dc6c7

  • SHA256

    20eca3e02cc4768498aa34f3161394875808b2c174388292f8d17c90f98e2373

  • SHA512

    4f711c1d1bf81925125cffa0b68e02e9c5162f6fe38bed241d52dab439b4493246eea80e70e0c92bae978f1c347c51965332183930ea2f0a52bbffdcb36b7487

Score
6/10

Malware Config

Signatures

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads CPU attributes 1 TTPs 8 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/.rsync/b/stop
    /tmp/.rsync/b/stop
    1⤵
    • Writes file to tmp directory
    PID:725
    • /usr/bin/killall
      killall -9 rsync
      2⤵
      • Reads runtime system information
      PID:727
    • /usr/bin/killall
      killall -9 sync
      2⤵
      • Reads runtime system information
      PID:729
    • /usr/bin/killall
      killall -9 perl
      2⤵
      • Reads runtime system information
      PID:730
    • /usr/bin/killall
      killall -9 ps
      2⤵
        PID:735
      • /usr/bin/killall
        killall -9 pool
        2⤵
        • Reads runtime system information
        PID:738
      • /usr/bin/killall
        killall -9 nginx
        2⤵
        • Reads runtime system information
        PID:739
      • /usr/bin/killall
        killall -9 ecryptfs
        2⤵
        • Reads runtime system information
        PID:742
      • /usr/bin/killall
        killall -9 xmr
        2⤵
        • Reads runtime system information
        PID:744
      • /usr/bin/pkill
        pkill -9 ps
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:745
      • /usr/bin/pkill
        pkill -9 pool
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:747
      • /usr/bin/pkill
        pkill -9 nginx
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:748
      • /usr/bin/pkill
        pkill -9 ecryptfs
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:749
      • /usr/bin/pkill
        pkill -9 xmr
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:751
      • /usr/bin/pkill
        pkill -9 sync
        2⤵
        • Reads CPU attributes
        • Reads runtime system information
        PID:752
    • /bin/ps
      ps x
      1⤵
      • Reads CPU attributes
      • Reads runtime system information
      PID:754
    • /bin/grep
      grep -v grep
      1⤵
        PID:756
      • /bin/grep
        grep ps
        1⤵
          PID:755
        • /usr/bin/awk
          awk "{print \$1}"
          1⤵
            PID:757
          • /bin/ps
            ps x
            1⤵
            • Reads CPU attributes
            • Reads runtime system information
            PID:759
          • /bin/grep
            grep -v grep
            1⤵
              PID:761
            • /bin/grep
              grep sync
              1⤵
                PID:760
              • /usr/bin/awk
                awk "{print \$1}"
                1⤵
                  PID:762

                Network

                MITRE ATT&CK Enterprise v15

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