General

  • Target

    2025-03-30_fbd874278e3584ab6be6a8c49bd7ba9d_agent-tesla_black-basta_cobalt-strike_luca-stealer

  • Size

    938KB

  • Sample

    250330-r9xy3atjz4

  • MD5

    fbd874278e3584ab6be6a8c49bd7ba9d

  • SHA1

    2a83fce3a5f6da55d0cb7353e5a98aaac2c7fdc2

  • SHA256

    c8e1a3b7374bb21b906a034c52c5fd9350fa87e822956e3f8ad37bfdb5d9cb86

  • SHA512

    d7e66c87b6e871ccfe844f051ef9a0289849602fc759ba3b251ebf891000a1db282d9a7f2d3c9c328da9ed99fc85a593fe3933aa76cd7e0e8c98394d9868d1eb

  • SSDEEP

    24576:7qDEvCTbMWu7rQYlBQcBiT6rprG8a0Ju:7TvC/MTQYxsWR7a0J

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

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Extracted

Family

lumma

C2

https://esccapewz.run/ANSbwqy

https://travewlio.shop/ZNxbHi

https://touvrlane.bet/ASKwjq

https://sighbtseeing.shop/ASJnzh

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://holidamyup.today/AOzkns

https://mtriplooqp.world/APowko

https://cosmosyf.top/GOsznj

https://byteplusx.digital/aXweAX

https://skynetxc.live/AksoPA

https://pixtreev.run/LkaUz

https://sparkiob.digital/KeASUp

https://appgridn.live/LEjdAK

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_fbd874278e3584ab6be6a8c49bd7ba9d_agent-tesla_black-basta_cobalt-strike_luca-stealer

    • Size

      938KB

    • MD5

      fbd874278e3584ab6be6a8c49bd7ba9d

    • SHA1

      2a83fce3a5f6da55d0cb7353e5a98aaac2c7fdc2

    • SHA256

      c8e1a3b7374bb21b906a034c52c5fd9350fa87e822956e3f8ad37bfdb5d9cb86

    • SHA512

      d7e66c87b6e871ccfe844f051ef9a0289849602fc759ba3b251ebf891000a1db282d9a7f2d3c9c328da9ed99fc85a593fe3933aa76cd7e0e8c98394d9868d1eb

    • SSDEEP

      24576:7qDEvCTbMWu7rQYlBQcBiT6rprG8a0Ju:7TvC/MTQYxsWR7a0J

    • Amadey

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

    • Amadey family

    • GCleaner

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

    • Gcleaner 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

    • 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

    • Command and Scripting Interpreter: PowerShell

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • 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 user/profile data of local email clients

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

    • 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.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks