General

  • Target

    2025-04-02_d3d29d10fd881775b3d3bd74bf9a5eb4_black-basta_cobalt-strike_satacom

  • Size

    725KB

  • Sample

    250402-djr38szxfs

  • MD5

    d3d29d10fd881775b3d3bd74bf9a5eb4

  • SHA1

    3c89e13c9a6447c909ea8c8bc6d60d1b0f7533d4

  • SHA256

    d60f7f3a2b46c6231734618eeddab803c3f29d0bb44b1e90dbbbc9f355a40931

  • SHA512

    19896d7385fa879b1f375e07934d5aa76c06651fe9c8f7019943b723bfbe826882c91c43831edd10054c8f4cc219f9783231fbf3c64e7f51491dbb1edec460f0

  • SSDEEP

    12288:UBTPqKVThZuF012wSa7M9PDVvQqj7Llhvmq9nv47wrcxx:KrqKVThf12wSa7M9LBQ6LlNv4c

Malware Config

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://rodformi.run/aUosoz

https://6jmetalsyo.digital/opsa

https://ironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://starcloc.bet/GOksAo

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://qspacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://metalsyo.digital/opsa

https://spacedbv.world/EKdlsk

https://hadvennture.top/GKsiio

https://1ironloxp.live/aksdd

https://vspacedbv.world/EKdlsk

Extracted

Family

amadey

Version

5.33

Botnet

faec90

Attributes
  • install_dir

    52907c9546

  • install_file

    tgvazx.exe

  • strings_key

    cc9d94f7503394295f4824f8cfd50608

  • url_paths

    /Di0Her478/index.php

rc4.plain

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

Extracted

Family

warmcookie

C2

192.36.57.50

Attributes
  • mutex

    62580f79-f0e4-46c9-9fe6-041328dce2b7

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0

Targets

    • Target

      2025-04-02_d3d29d10fd881775b3d3bd74bf9a5eb4_black-basta_cobalt-strike_satacom

    • Size

      725KB

    • MD5

      d3d29d10fd881775b3d3bd74bf9a5eb4

    • SHA1

      3c89e13c9a6447c909ea8c8bc6d60d1b0f7533d4

    • SHA256

      d60f7f3a2b46c6231734618eeddab803c3f29d0bb44b1e90dbbbc9f355a40931

    • SHA512

      19896d7385fa879b1f375e07934d5aa76c06651fe9c8f7019943b723bfbe826882c91c43831edd10054c8f4cc219f9783231fbf3c64e7f51491dbb1edec460f0

    • SSDEEP

      12288:UBTPqKVThZuF012wSa7M9PDVvQqj7Llhvmq9nv47wrcxx:KrqKVThf12wSa7M9LBQ6LlNv4c

    • Amadey

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

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • GCleaner

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

    • Gcleaner family

    • 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

    • Modifies security service

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Warmcookie family

    • Warmcookie, Badspace

      Warmcookie aka Badspace is a backdoor written in C++.

    • 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.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Possible privilege escalation attempt

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Stops running service(s)

    • Uses browser remote debugging

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

    • 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.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • 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

    • Modifies file permissions

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • 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.

    • Windows security modification

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • 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