Analysé par: Patrick Noel Collado   

 

DDoS:Linux/Lightaidra (Microsoft), HEUR:Backdoor.Linux.Gafgyt.af (Kaspersky)

 Plate-forme:

Linux

 Overall Risk:
 Dommages potentiels: :
 Distribution potentielle: :
 reportedInfection:
 Information Exposure Rating::
Faible
Medium
Élevé
Critique

  • Type de grayware:
    Backdoor

  • Destructif:
    Non

  • Chiffrement:
     

  • In the wild::
    Oui

  Overview

Voie d'infection: Aus dem Internet heruntergeladen

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Führt Befehle eines externen, böswilligen Benutzers aus, wodurch das betroffene System gefährdet wird.

  Détails techniques

File size: 212,659 bytes
Memory resident: Oui
Date de réception des premiers échantillons: 12 octobre 2020
Charge malveillante: Connects to URLs/IPs

Übertragungsdetails

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Backdoor-Routine

Führt die folgenden Befehle eines externen, böswilligen Benutzers aus:

  • PING
  • TELNET
    • - Has additional arguments:
      • "ON"
        • Uses a set of credentials to bruteforce:
          • Username:
            • "telnet"
            • "root"
            • "admin"
          • Password:
            • "telnet"
            • "root"
            • "1234"
            • "12345"
            • "oelinux123"
            • "admin"
            • "vizxv"
        • If connected successfully, it would try to:
          • Send busybox payload
          • Delete temp directories
      • "OFF"
        • Does not bruteforce
      • "FASTLOAD"
        • Same with "ON" but more optimized and can set number of threads and wait time
  • MIRAI
    • Has additional arguments:
      • "ON"
        • Uses a set of credentials to bruteforce:
          • Username:
            • "root"
            • "admin"
            • "support"
            • "user"
            • "Administrato"
            • "service"
            • "supervisor"
            • "guest"
            • "admin1"
            • "administrator"
            • "666666"
            • "888888"
            • "ubnt"
            • "klv1234"
            • "Zte521"
            • "hi3518"
            • "jvbzd"
            • "anko"
            • "zlxx"
            • "7ujMko0vizxv"
            • "7ujMko0admin"
            • "system"
            • "ikwb"
            • "dreambox"
            • "realtek"
            • "00000000"
            • "1111111"
            • "1234"
            • "12345"
            • "54321"
            • "123456"
            • "pass"
            • "meinsm"
            • "tech"
            • "fucker"
          • Password:
            • "xc3511"
            • "vizxv"
            • "admin"
            • "admin"
            • "888888"
            • "xmhdipc"
            • "default"
            • "juantech"
            • "123456"
            • "54321"
            • "support"
            • "" root
            • "password"
            • "root"
            • "12345"
            • "user"
            • ""
            • "pass"
            • "admin1234"
            • "1111"
            • "smcadmin"
            • "1111"
            • "666666"
            • "password"
            • "1234"
            • "klv123"
            • "admin"
            • "service"
            • "supervisor"
            • "guest"
            • "12345"
            • "12345"
            • "password"
            • "1234"
            • "666666"
            • "888888"
            • "ubnt"
            • "klv1234"
            • "Zte521"
            • "hi3518"
            • "jvbzd"
            • "anko"
            • "zlxx"
            • "7ujMko0vizxv"
            • "7ujMko0admin"
            • "system"
            • "ikwb"
            • "dreambox"
            • "user"
            • "realtek"
            • "00000000"
            • "1111111"
            • "1234"
            • "12345"
            • "54321"
            • "123456"
            • "7ujMko0admin"
            • "1234"
            • "pass"
            • "meinsm"
            • "tech"
            • "fucker"
        • If connected successfully, it would try to:
          • Send busybox payload
          • Delete temp directories
      • "OFF"
        • Does not bruteforce
      • "FASTLOAD"
        • Same with "ON" but more optimized and can set number of threads and wait time
  • PYTHON
    • Has additional arguments:
      • "INSTALL"
        • Installs a python file named scan.py then clears history
        • Connects to the following URL for the installation:
        • http://{BLOCKED}.{BLOCKED}.159]60/scan.py then saves it to the /etc/.../ directory
      • "UPDATE"
        • Updates the file scan.py then clears history
      • "OFF"
        • Terminates python processes
      • "1"
        • Executes the file 'scan.py' with "119.93.x.x" as the parameter where x.x is any of the following values listed below
      • "2"
        • Executes the file 'scan.py' with "91.98.x.x" as the parameter where x.x is any of the following values listed below
      • "3"
        • Executes the file 'scan.py' with "118.173.x.x" as the parameter where x.x is any of the following values listed below
      • "4"
        • Executes the file 'scan.py' with "91.99.x.x" as the parameter where x.x is any of the following values listed below
      • "5"
        • Executes the file 'scan.py' with "92.99.x.x"as the parameter where x.x is any of the following values listed below
    • List of IPs (x.x values)
      • "5.78"
      • "49.150"
      • "91.98"
      • "91.99"
      • "101.108"
      • 101.109"
      • "119.93"
      • "122.3"
      • "122.52"
      • "122.54"
      • "124.104"
      • "124.105"
      • "124.106"
      • "124.107"
      • "125.25"
      • "125.26"
      • "125.27"
      • "125.2"
  • HTTP
    • HTTP Flood
  • UDP
    • UDP Flood
  • TCP
    • TCP Flood
  • STD
    • STD Flood
  • KILLATTK
    • Terminates the following processes:
      • "mips",
      • "mipsel",
      • "sh4",
      • "x86",
      • "i686",
      • "ppc",
      • "i586",
      • "i586",
      • "jack*",
      • "hack*",
      • "arm*"
      • "tel*"
      • "b1",
      • "b2",
      • "b3",
      • "b4",
      • "b5",
      • "b6",
      • "b7",
      • "b8",
      • "b9",
      • "lol*",
      • "busybox*",
      • "badbox*",
      • "DFhxdhdf",
      • "dvrHelper",
      • "FDFDHFC",
      • "FEUB",
      • "FTUdftui",
      • "GHfjfgvj",
      • "jhUOH",
      • "JIPJIPJj",
      • "JIPJuipjh",
      • "kmyx86_64",
      • "lolmipsel",
      • "mips",
      • "mipsel",
      • "RYrydry",
      • "TwoFace*",
      • "UYyuyioy",
      • "wget",
      • "x86_64",
      • "XDzdfxzf",
      • "xx*",
      • "sh",
      • "1",
      • "2",
      • "3",
      • "4",
      • "5",
      • "6",
      • "7",
      • "8",
      • "9",
      • "10",
      • "11",
      • "12",
      • "13",
      • "14",
      • "15",
      • "16",
      • "17",
      • "18",
      • "19",
      • "20",
      • "busybox",
      • "badbox",
      • "Mirai*",
      • "mirai*",
      • "cunty*",
      • "IoT*"
  • LOLNOGTFO
    • Terminates itself
  • UPDATE
    • Updates itself to the latest version

  Solutions

Moteur de scan minimum: 9.800
First VSAPI Pattern File: 16.284.04
First VSAPI Pattern Release Date: 13 octobre 2020
VSAPI OPR Pattern Version: 16.285.00
VSAPI OPR Pattern Release Date: 14 octobre 2020

Durchsuchen Sie Ihren Computer mit Ihrem Trend Micro Produkt, und löschen Sie Dateien, die als Backdoor.Linux.MIRAI.USELVHB entdeckt werden. Falls die entdeckten Dateien bereits von Ihrem Trend Micro Produkt gesäubert, gelöscht oder in Quarantäne verschoben wurden, sind keine weiteren Schritte erforderlich. Dateien in Quarantäne können einfach gelöscht werden. Auf dieser Knowledge-Base-Seite finden Sie weitere Informationen.


Participez à notre enquête!