General

  • Target

    35f030b7d73472a67a55161a98d37678.exe

  • Size

    2.1MB

  • Sample

    250210-xdmfcasjdx

  • MD5

    35f030b7d73472a67a55161a98d37678

  • SHA1

    ebf758cd48053bd9d8da9dfadce23d7c276d26e6

  • SHA256

    432adaeea45ba832a1df15b4d615d82967e4f0dc79371dbfafc1df922978f26e

  • SHA512

    08b4c1784a867a4b2295507c0c97f53b1f0a8e13e57515e288b922a2e359a2b0fdbbb8f1206597b8e24faba070904d9d6102737a0b5afcfc3c3f072abaeebf5d

  • SSDEEP

    49152:4QAHYBxegdd8DPs+2lXL1+mkEA1G+GuJ5juKN:5cYBxjd8Ds+2lXLZA1GM5a

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

redline

Botnet

cheat

C2

103.84.89.222:33791

103.214.142.152:26264

Extracted

Family

lumma

C2

https://paleboreei.biz/api

https://modernakdventure.cyou/api

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Family

quasar

Version

1.4.1

Botnet

githubyt

C2

87.228.57.81:4782

Mutex

cf3988ab-2fd9-4544-a16f-9faa71eb5bac

Attributes
  • encryption_key

    19A0FAF8459F69650B5965C225752D425C429EEC

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    svchoost.exe

  • subdirectory

    SubDir

Extracted

Family

cryptbot

C2

http://home.fivepp5sb.top/joLepLgSzIBRhlkJbQYx17

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      35f030b7d73472a67a55161a98d37678.exe

    • Size

      2.1MB

    • MD5

      35f030b7d73472a67a55161a98d37678

    • SHA1

      ebf758cd48053bd9d8da9dfadce23d7c276d26e6

    • SHA256

      432adaeea45ba832a1df15b4d615d82967e4f0dc79371dbfafc1df922978f26e

    • SHA512

      08b4c1784a867a4b2295507c0c97f53b1f0a8e13e57515e288b922a2e359a2b0fdbbb8f1206597b8e24faba070904d9d6102737a0b5afcfc3c3f072abaeebf5d

    • SSDEEP

      49152:4QAHYBxegdd8DPs+2lXL1+mkEA1G+GuJ5juKN:5cYBxjd8Ds+2lXLZA1GM5a

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detect Vidar Stealer

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • RedLine

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

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Writes to the Master Boot Record (MBR)

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks