Resubmissions

28/03/2025, 18:26

250328-w3prbsztes 10

28/03/2025, 17:35

250328-v6e6mayzet 10

General

  • Target

    37700bf5466bc1a05e759b3cc56f984e8b4e0102e0fc24291bc56587c71310b8

  • Size

    1.8MB

  • Sample

    250328-w3prbsztes

  • MD5

    8480b3439f6f2fe71ff8136c8475a0e1

  • SHA1

    8f787c424f7a1ac854d26b723008ea29d9f1b1aa

  • SHA256

    37700bf5466bc1a05e759b3cc56f984e8b4e0102e0fc24291bc56587c71310b8

  • SHA512

    2b72c1f30549156dcf42aff32d2967580147a1cc499ca93f7a3e2b773e814bd9c368772d6ed02031c086b2c8376b405d30c7a43abff0729732232ad008e97958

  • SSDEEP

    49152:fyPxPnQHIr7nIXvPvwrARGSLEUBLEffrLrr90+:6PxfQoTIXvPYlSLEWgXrLrr

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

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://wxayfarer.live/ALosnz

https://oreheatq.live/gsopp

https://xcastmaxw.run/ganzde

https://weldorae.digital/geds

https://steelixr.live/aguiz

https://advennture.top/GKsiio

https://7targett.top/dsANGt

https://smeltingt.run/giiaus

https://ferromny.digital/gwpd

https://travelilx.top/GSKAiz

https://castmaxw.run/ganzde

https://-weldorae.digital/geds

https://targett.top/dsANGt

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

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

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

vidar

Version

13.3

Botnet

11373d37b176b52c098f600f61cdf190

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

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Targets

    • Target

      37700bf5466bc1a05e759b3cc56f984e8b4e0102e0fc24291bc56587c71310b8

    • Size

      1.8MB

    • MD5

      8480b3439f6f2fe71ff8136c8475a0e1

    • SHA1

      8f787c424f7a1ac854d26b723008ea29d9f1b1aa

    • SHA256

      37700bf5466bc1a05e759b3cc56f984e8b4e0102e0fc24291bc56587c71310b8

    • SHA512

      2b72c1f30549156dcf42aff32d2967580147a1cc499ca93f7a3e2b773e814bd9c368772d6ed02031c086b2c8376b405d30c7a43abff0729732232ad008e97958

    • SSDEEP

      49152:fyPxPnQHIr7nIXvPvwrARGSLEUBLEffrLrr90+:6PxfQoTIXvPYlSLEWgXrLrr

    • 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

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • Sets service image path in registry

    • 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.

    • Deletes itself

    • 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

    • Modifies file permissions

    • 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • 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

static1

Score
3/10

behavioral1

amadeyhealerlummastealcvidar092155928af183c2a2807a3c0526e8c0c9369dtrumpcredential_accessdefense_evasiondiscoverydropperexecutionexploitpersistencespywarestealertrojan
Score
10/10

behavioral2

amadeylumma092155defense_evasiondiscoveryspywarestealertrojan
Score
10/10

behavioral3

amadeyhealerlummastealcvidar09215511373d37b176b52c098f600f61cdf190trumpbootkitcredential_accessdefense_evasiondiscoverydropperevasionexecutionpersistenceprivilege_escalationspywarestealertrojan
Score
10/10

behavioral4

amadeyhealerlummastealc092155trumpcredential_accessdefense_evasiondiscoverydropperexecutionexploitpersistencespywarestealertrojan
Score
10/10

behavioral5

amadeyhealerlummastealc092155trumpbootkitcredential_accessdefense_evasiondiscoverydropperexecutionexploitpersistencespywarestealertrojan
Score
10/10

behavioral6

defense_evasion
Score
4/10