General

  • Target
    e6399303ceaa23310986ca0f5f6444df.exe
  • Size 246KB
  • Sample240205-lycabsdag5
  • SHA256 d9e82b2bbf5ef1628749c4703f5d38d74b83994cdee1712f5429af889f7c1bfb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2022

C2
  • http://selebration17io.io/index.php

  • http://vacantion18ffeu.cc/index.php

  • http://valarioulinity1.net/index.php

  • http://buriatiarutuhuob.net/index.php

  • http://cassiosssionunu.me/index.php

  • http://sulugilioiu19.net/index.php

  • http://goodfooggooftool.net/index.php

  • http://sjyey.com/tmp/index.php

  • http://babonwo.ru/tmp/index.php

  • http://mth.com.ua/tmp/index.php

  • http://piratia.pw/tmp/index.php

  • http://go-piratia.ru/tmp/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family
  • smokeloader

Botnet
  • pub1

Targets

    • Target
      e6399303ceaa23310986ca0f5f6444df.exe
    • Size 246KB
    • SHA256 d9e82b2bbf5ef1628749c4703f5d38d74b83994cdee1712f5429af889f7c1bfb
    • MD5 SHA1 SHA512 SSDEEP
    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Modifies boot configuration data using bcdedit

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Stops running service(s)

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks