General

  • Target

    3c50708a9729df82abdeac325aca2a8a3aad99322a6d984aa98ad625e2439384

  • Size

    276KB

  • Sample

    240122-ffzp1sgfgr

  • MD5

    6d62441b290b2a344c73b89f153a7c79

  • SHA1

    6a7008c6835b1b5a966540285e770c4078105d18

  • SHA256

    3c50708a9729df82abdeac325aca2a8a3aad99322a6d984aa98ad625e2439384

  • SHA512

    11f9e9ae7bc519cb772d7500d0faaef70a276761724ee6ade34783a214b4403aeac1020ba1f33e93cad9fc8d41b5915095bacf87d57ea57b03be1dfa3c515705

  • SSDEEP

    3072:ZplH5lodkL71xhXXK+V944r+/KojOnNnezDK9t5How5XHGB1k48cV1JDh1F:ZplZlLL5xhX64q/KMzDK/5H1mB1pJd

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://gxutc2c.com/tmp/index.php

http://proekt8.ru/tmp/index.php

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

http://pirateking.online/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

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276�6914c4.php

rc4.plain

Targets

    • Target

      3c50708a9729df82abdeac325aca2a8a3aad99322a6d984aa98ad625e2439384

    • Size

      276KB

    • MD5

      6d62441b290b2a344c73b89f153a7c79

    • SHA1

      6a7008c6835b1b5a966540285e770c4078105d18

    • SHA256

      3c50708a9729df82abdeac325aca2a8a3aad99322a6d984aa98ad625e2439384

    • SHA512

      11f9e9ae7bc519cb772d7500d0faaef70a276761724ee6ade34783a214b4403aeac1020ba1f33e93cad9fc8d41b5915095bacf87d57ea57b03be1dfa3c515705

    • SSDEEP

      3072:ZplH5lodkL71xhXXK+V944r+/KojOnNnezDK9t5How5XHGB1k48cV1JDh1F:ZplZlLL5xhX64q/KMzDK/5H1mB1pJd

    • DcRat

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

    • Detect Socks5Systemz Payload

    • Glupteba

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

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Stealc

      Stealc is an infostealer written in C++.

    • Contacts a large (608) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Modifies Windows Firewall

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks