Resubmissions

29/03/2025, 12:48

250329-p16hqsttbw 10

29/03/2025, 09:47

250329-lsnfea1ses 10

General

  • Target

    2025-03-29_5ec95a42b16d80c72d17cc6d0bac58de_agent-tesla_black-basta_cobalt-strike_luca-stealer

  • Size

    938KB

  • Sample

    250329-lsnfea1ses

  • MD5

    5ec95a42b16d80c72d17cc6d0bac58de

  • SHA1

    9cfd9221606e1acfef1ea5f6f4bf88080822d5db

  • SHA256

    f3d7546937b4791736e3f2182526a0ac22d47060cce53c4ab8e439b65742127b

  • SHA512

    ca64237e9b54295b3162e26808d6c9acbef0640a996534425e21898b456e5117142bfe4d30473d2573ef42d08f0a85475d1cab63153e7b1b573011f67f735f0b

  • SSDEEP

    24576:dqDEvCTbMWu7rQYlBQcBiT6rprG8a0Xu:dTvC/MTQYxsWR7a0X

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

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://7wxayfarer.live/ALosnz

https://oreheatq.live/gsopp

https://castmaxw.run/ganzde

https://weldorae.digital/geds

https://steelixr.live/aguiz

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://smeltingt.run/giiaus

https://pferromny.digital/gwpd

https://skynetxc.live/AksoPA

https://byteplusx.digital/aXweAX

https://travewlio.shop/ZNxbHi

https://apixtreev.run/LkaUz

https://tsparkiob.digital/KeASUp

https://appgridn.live/LEjdAK

https://cosmosyf.top/GOsznj

https://esccapewz.run/ANSbwqy

https://touvrlane.bet/ASKwjq

https://sighbtseeing.shop/ASJnzh

https://holidamyup.today/AOzkns

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

Extracted

Family

vidar

Version

13.3

Botnet

928af183c2a2807a3c0526e8c0c9369d

C2

https://t.me/lw25chm

https://steamcommunity.com/profiles/76561199839170361

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/132.0.0.0 Safari/537.36 OPR/117.0.0.0

Targets

    • Target

      2025-03-29_5ec95a42b16d80c72d17cc6d0bac58de_agent-tesla_black-basta_cobalt-strike_luca-stealer

    • Size

      938KB

    • MD5

      5ec95a42b16d80c72d17cc6d0bac58de

    • SHA1

      9cfd9221606e1acfef1ea5f6f4bf88080822d5db

    • SHA256

      f3d7546937b4791736e3f2182526a0ac22d47060cce53c4ab8e439b65742127b

    • SHA512

      ca64237e9b54295b3162e26808d6c9acbef0640a996534425e21898b456e5117142bfe4d30473d2573ef42d08f0a85475d1cab63153e7b1b573011f67f735f0b

    • SSDEEP

      24576:dqDEvCTbMWu7rQYlBQcBiT6rprG8a0Xu:dTvC/MTQYxsWR7a0X

    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • 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

    • 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

      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

    • 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.

    • 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 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.

    • 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