Resubmissions

16/02/2024, 02:54

240216-dd14ysfc7110

16/02/2024, 01:10

240216-bjwqbaea9310

09/02/2024, 16:00

240209-tfl1taed8610

09/02/2024, 13:49

240209-q4sxgsbf9v10

06/02/2024, 16:58

240206-vg3kmadccn10

06/02/2024, 00:32

240206-avq4jadbfj10

General

  • Target
    4363463463464363463463463.bin.exe
  • Size 10KB
  • Sample240216-bjwqbaea93
  • SHA256 2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://maxximbrasil.com/themes/config_20.ps1

Extracted

Family
  • gcleaner

C2
  • 45.139.105.171

  • 85.31.46.167

  • 107.182.129.235

  • 171.22.30.106

Attributes
  • url_path

    ....!..../software.php

    ....!..../software.php

Extracted

Family
  • metasploit

Version
  • windows/shell_reverse_tcp

C2
  • 127.0.0.1:12346

Extracted

Family
  • metasploit

Version
  • encoder/shikata_ga_nai

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • Default

C2
  • 185.169.180.143:1604

Mutex
  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • amadey

Version
  • 4.18

C2
  • http://185.172.128.3

Attributes
  • install_dir

    One_Dragon_Center

  • install_file

    MSI.CentralServer.exe

  • strings_key

    fd2f5851d3165c210396dcbe9930d294

  • url_paths

    /QajE3OBS/index.php

rc4.plain

Extracted

Family
  • stealc

C2
  • http://185.172.128.79

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Extracted

Family
  • risepro

C2
  • 193.233.132.62:50500

Extracted

Family
  • lumma

C2
  • 185.99.133.246

Extracted

Family
  • redline

C2
  • 45.15.156.37:110

Attributes
  • auth_value

    19cd76dae6d01d9649fd29624fa61e51

Targets

    • Target
      4363463463464363463463463.bin.exe
    • Size 10KB
    • SHA256 2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
    • MD5 SHA1 SHA512 SSDEEP
    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • DcRat

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

    • Detect Lumma Stealer payload V2

    • Detect Lumma Stealer payload V4

    • Detect ZGRat V1

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Glupteba

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

    • Glupteba payload

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

    • Lumma Stealer

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

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Async RAT payload

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

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

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks