General

  • Target

    febfb82053eb9f99d46b3b77b9aceb98e7e9a705cefdd45b4037e5d2f7e797bc

  • Size

    254KB

  • Sample

    240226-cjz86sac94

  • MD5

    a2baafde04e99e7a1789fed8369f447d

  • SHA1

    09069300d2ce341b39ddf689ed23c917520a09fe

  • SHA256

    febfb82053eb9f99d46b3b77b9aceb98e7e9a705cefdd45b4037e5d2f7e797bc

  • SHA512

    d78218589bddbf3780459328a96e2dedf3f3af6f9b3e98affb574ebeb0f4332dc540b3936b0feb83eb9c230d9e27ee17e746d1e8257d31b67810ac4c341c5b54

  • SSDEEP

    3072:vl6mR5pZ1bdY9fjLzV6ILgneMZW9yuc/Viz2hwTTXML5VnTz:dXpZRdY1j8IhMZMy5M8nT

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://kamsmad.com/tmp/index.php

http://souzhensil.ru/tmp/index.php

http://teplokub.com.ua/tmp/index.php

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

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

lumma

C2

https://resergvearyinitiani.shop/api

https://technologyenterdo.shop/api

https://detectordiscusser.shop/api

https://turkeyunlikelyofw.shop/api

https://associationokeo.shop/api

Targets

    • Target

      febfb82053eb9f99d46b3b77b9aceb98e7e9a705cefdd45b4037e5d2f7e797bc

    • Size

      254KB

    • MD5

      a2baafde04e99e7a1789fed8369f447d

    • SHA1

      09069300d2ce341b39ddf689ed23c917520a09fe

    • SHA256

      febfb82053eb9f99d46b3b77b9aceb98e7e9a705cefdd45b4037e5d2f7e797bc

    • SHA512

      d78218589bddbf3780459328a96e2dedf3f3af6f9b3e98affb574ebeb0f4332dc540b3936b0feb83eb9c230d9e27ee17e746d1e8257d31b67810ac4c341c5b54

    • SSDEEP

      3072:vl6mR5pZ1bdY9fjLzV6ILgneMZW9yuc/Viz2hwTTXML5VnTz:dXpZRdY1j8IhMZMy5M8nT

    • DcRat

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

    • Detected phishing page

    • Glupteba

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

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Pitou

      Pitou.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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