Overview

overview

10

Static

static

10

123.exe

windows7-x64

1

123.exe

windows10-2004-x64

1

360sb.exe

windows7-x64

10

360sb.exe

windows10-2004-x64

10

7000.32

ubuntu-18.04-amd64

1

7000.64

ubuntu-18.04-amd64

7

Linux577

ubuntu-18.04-amd64

8

Mh.exe

windows7-x64

7

Mh.exe

windows10-2004-x64

10

Mh1.exe

windows7-x64

7

Mh1.exe

windows10-2004-x64

10

Mh2.exe

windows7-x64

7

Mh2.exe

windows10-2004-x64

10

SETUP.exe

windows7-x64

SETUP.exe

windows10-2004-x64

TX98

ubuntu-18.04-amd64

1

TX981

ubuntu-18.04-amd64

1

TX982

ubuntu-18.04-amd64

7

TX984

debian-9-armhf

7

TX985

debian-9-mipsel

7

TX986

debian-9-mips

7

bjyk.exe

windows7-x64

10

bjyk.exe

windows10-2004-x64

10

ceshi.exe

windows7-x64

10

ceshi.exe

windows10-2004-x64

10

ddos.exe

windows7-x64

1

ddos.exe

windows10-2004-x64

10

dhl.exe

windows7-x64

7

dhl.exe

windows10-2004-x64

10

mh3.exe

windows7-x64

7

mh3.exe

windows10-2004-x64

10

server.exe

windows7-x64

10

Analysis

  • max time kernel
    0s
  • max time network
    155s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27-03-2023 09:42

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General

  • Target

    TX982

  • Size

    1.8MB

  • MD5

    bba8b35378fe7872ab2b5026f12b5e72

  • SHA1

    17d52f40b6cd116e81685beb91bd0b14dd9114f2

  • SHA256

    97192a841a178aed607674f7bf457cf53ce025571fd47da842d3ffd0ecf4d4f5

  • SHA512

    d97a98093e55de5c3eca87a8e17fa8d13e1240aae3ef4634674e5f66a4f5eee91a27d2f6491e45e474f75a1e9740c31ecf94cfef3de5095fee418e37e15431ee

  • SSDEEP

    49152:bNihhOhBNhKhyu7cYx9z2rAnKsfROaFyZB5Ss5+Nu:5ihhOhBNhKhRwwJ2roMaFyZB5Ss5+Nu

Score
7/10
persistence

Malware Config

Signatures

  • Modifies init.d 1 TTPs 1 IoCs

    Adds/modifies system service, likely for persistence.

    persistence
  • Modifies rc script 1 TTPs 4 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

    persistence
  • Reads runtime system information 6 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/TX982
    /tmp/TX982
    1⤵
      PID:571
      • /bin/sh
        sh -c "sed -i -e '/exit/d' /etc/rc.local"
        2⤵
          PID:572
          • /bin/sed
            sed -i -e /exit/d /etc/rc.local
            3⤵
            • Modifies rc script
            • Reads runtime system information
            PID:573
        • /bin/sh
          sh -c "sed -i -e '/^ | | \$/d' /etc/rc.local"
          2⤵
            PID:574
            • /bin/sed
              sed -i -e "/^ | | \$/d" /etc/rc.local
              3⤵
              • Reads runtime system information
              PID:575
          • /bin/sh
            sh -c "sed -i -e '/TX982 reboot/d' /etc/rc.local"
            2⤵
              PID:576
              • /bin/sed
                sed -i -e "/TX982 reboot/d" /etc/rc.local
                3⤵
                • Modifies rc script
                • Reads runtime system information
                PID:577
            • /bin/sh
              sh -c "sed -i -e '2 i/tmp/TX982 reboot' /etc/rc.local"
              2⤵
                PID:578
                • /bin/sed
                  sed -i -e "2 i/tmp/TX982 reboot" /etc/rc.local
                  3⤵
                  • Modifies rc script
                  • Reads runtime system information
                  PID:579
              • /bin/sh
                sh -c "sed -i -e '2 i/tmp/TX982 reboot start' /etc/rc.d/rc.local"
                2⤵
                  PID:580
                  • /bin/sed
                    sed -i -e "2 i/tmp/TX982 reboot start" /etc/rc.d/rc.local
                    3⤵
                    • Modifies rc script
                    • Reads runtime system information
                    PID:581
                • /bin/sh
                  sh -c "sed -i -e '2 i/tmp/TX982 reboot start' /etc/init.d/boot.local"
                  2⤵
                    PID:582
                    • /bin/sed
                      sed -i -e "2 i/tmp/TX982 reboot start" /etc/init.d/boot.local
                      3⤵
                      • Modifies init.d
                      • Reads runtime system information
                      PID:583

                Network

                MITRE ATT&CK Matrix ATT&CK v6

                Initial Access

                Execution

                Persistence

                Boot or Logon Autostart Execution

                2
                T1547

                Privilege Escalation

                Boot or Logon Autostart Execution

                2
                T1547

                Defense Evasion

                Credential Access

                Discovery

                Lateral Movement

                Collection

                Exfiltration

                Command and Control

                Impact

                Replay Monitor

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                Downloads