Overview

overview

6

Static

static

1

2026-05-30...pcrypt

ubuntu-18.04-amd64

6

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20260513-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20260513-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    30/05/2026, 08:47

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General

  • Target
    2026-05-30_c07c3624df06459b504d2225ff3e4771_dosia_glassworm_poet-rat_qnapcrypt
  • Size 5.5MB
  • Sample260530-kqaabsaz2m
  • SHA256 83ec23b14eccb69ad7dc8184c9c658835c800be7ba846f41f357602e0673b7b8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoveryexecutionpersistenceprivilege_escalation

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.

    executionpersistenceprivilege_escalation
  • Modifies systemd 2 TTPs 1 IoCs

    Adds/ modifies systemd service files. Likely to achieve persistence.

    persistenceprivilege_escalation
  • Write file to user bin folder 2 IoCs
    persistence
  • Enumerates kernel/hardware configuration 1 TTPs 3 IoCs

    Reads contents of /sys virtual filesystem to enumerate system information.

    discovery
  • Reads runtime system information 20 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/2026-05-30_c07c3624df06459b504d2225ff3e4771_dosia_glassworm_poet-rat_qnapcrypt
    /tmp/2026-05-30_c07c3624df06459b504d2225ff3e4771_dosia_glassworm_poet-rat_qnapcrypt
    1⤵
    • Modifies systemd
    • Write file to user bin folder
    • Enumerates kernel/hardware configuration
    • Reads runtime system information
    • Writes file to tmp directory
    PID:1506
    • /bin/systemctl
      systemctl daemon-reload
      2⤵
      • Reads runtime system information
      PID:1512
    • /bin/systemctl
      systemctl enable sysd
      2⤵
      • Reads runtime system information
      PID:1536
    • /bin/systemctl
      systemctl start sysd
      2⤵
      • Reads runtime system information
      PID:1557
    • /usr/bin/crontab
      crontab -l
      2⤵
        PID:1562
      • /usr/bin/crontab
        crontab /tmp/cron_tmp
        2⤵
        • Creates/modifies Cron job
        PID:1564

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          sysd.service
          • Path /etc/systemd/system/sysd.service
          • Size 175B
          • SHA256 cfad0df157c997fe75b54580ef544beb90f6275851878e1cf3b9a7749e3fab40
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          cron_tmp
          • Path /tmp/cron_tmp
          • Size 41B
          • SHA256 3a13b88885017f3318032aef9d0b829caf810c14f7dfa8440848b458499d0edf
          • MD5 SHA1 SHA512
          Submit Download

          sysd
          • Path /usr/bin/sysd
          • Size 5.5MB
          • SHA256 83ec23b14eccb69ad7dc8184c9c658835c800be7ba846f41f357602e0673b7b8
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          tmp.EPY9iI
          • Path /var/spool/cron/crontabs/tmp.EPY9iI
          • Size 228B
          • SHA256 7dfe72cd4960756c01b419f53458e6420f9ccd3095aa76bc2c3a5998dde767b4
          • MD5 SHA1 SHA512 TLSH
          Submit Download