General

  • Target

    2025-03-30_84c300a105cb5e140c8c91e2c6ead590_agent-tesla_black-basta_cobalt-strike_luca-stealer

  • Size

    938KB

  • Sample

    250330-rcxa9ssmt7

  • MD5

    84c300a105cb5e140c8c91e2c6ead590

  • SHA1

    5bd18b75d71b2824913a508ce28db8d4c2a936b9

  • SHA256

    edfb2e4f23a9c490eb887fe69d57aab4dea230d0b76e3b1c95babb559c36fa58

  • SHA512

    eec8f1abe337ec6e09cdf613c015a1cf84a58217f063d884e4a4ef8a925f17f8c7c869ce81e081e81382cb5860cdc46f1b4cb96923b97c0d41e76dd98d99f106

  • SSDEEP

    24576:oqDEvCTbMWu7rQYlBQcBiT6rprG8a06u:oTvC/MTQYxsWR7a06

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

lumma

C2

https://advennture.top/GKsiio

https://byteplusx.digital/aXweAX

https://travewlio.shop/ZNxbHi

https://skynetxc.live/AksoPA

https://pixtreev.run/LkaUz

https://targett.top/dsANGt

https://sparkiob.digital/KeASUp

https://appgridn.live/LEjdAK

https://navstarx.shop/FoaJSi

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://starcloc.bet/GOksAo

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://rodformi.run/aUosoz

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

quasar

Version

1.5.0

Botnet

Office04

C2

goku92ad.zapto.org:5000

Mutex

a0766e5c-a1d1-4766-a1f5-4e4f9f9fe35a

Attributes
  • encryption_key

    BF72099FDBC6B48816529089CF1CF2CF86357D14

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Modded Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      2025-03-30_84c300a105cb5e140c8c91e2c6ead590_agent-tesla_black-basta_cobalt-strike_luca-stealer

    • Size

      938KB

    • MD5

      84c300a105cb5e140c8c91e2c6ead590

    • SHA1

      5bd18b75d71b2824913a508ce28db8d4c2a936b9

    • SHA256

      edfb2e4f23a9c490eb887fe69d57aab4dea230d0b76e3b1c95babb559c36fa58

    • SHA512

      eec8f1abe337ec6e09cdf613c015a1cf84a58217f063d884e4a4ef8a925f17f8c7c869ce81e081e81382cb5860cdc46f1b4cb96923b97c0d41e76dd98d99f106

    • SSDEEP

      24576:oqDEvCTbMWu7rQYlBQcBiT6rprG8a06u:oTvC/MTQYxsWR7a06

    • Amadey

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

    • Amadey family

    • 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

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

    • 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.

    • Deletes itself

    • 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.

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of local email clients

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

    • Windows security modification

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks