QuasarRat PE Executable malware analysis – c0d5a9d3f431

Ctrl + scroll to zoom · drag to pan

Get an AI-generated breakdown of this malware's behaviour, IOCs and recommendations.

AI analysis is available with Essential.

File

Detection

PeID

.NET executableMicrosoft Visual C# / Basic .NETMicrosoft Visual C# / Basic.NET / MS Visual Basic 2005 - ASL Microsoft Visual C# v7.0 / Basic .NETMicrosoft Visual Studio .NET

Symbol obfuscation

Low

1 malicious · 5 files

EXEc0d5a9d3f431f298b5d20fe733d2d677QuasarRat

Structure

BINResources

BIN.Net Resources

Config. Field	Value
Conf. AES-Salt	BF-EB-huhuhuhuhuhuhuhuhuhuhu
Conf. AES-Key	2085D4huhuhuhuhuhuhuhuhuhuhu
Version	1huhuhuhu
Port	csgo7huhuhuhuhuhuhu
Host	csgo7huhuhuhuhuhuhu
ReconnectDelay	3huhuhuhu
SubDirectory	Suhuhuhuhu
InstallName	Unityhuhuhuhuhuhuhu
Install	1huhuhuhu
Startup	1huhuhuhu
Mutex	d546b0huhuhuhuhuhuhuhuhuhuhu
StartupKey	Unityhuhuhuhuhuhuhu
HideFile	1huhuhuhu
EnableLogger	0huhuhuhu
Tag	Ofhuhuhuhu
LogDirectory	Lhuhuhuhu
ServerSignature	KYhddQhuhuhuhuhuhuhuhuhuhuhu
ServerCertificate	MIIE9Dhuhuhuhuhuhuhuhuhuhuhu
HideLogDirectory	0huhuhuhu
HideLogSubdirectory	1huhuhuhu
UnattendedMod	0huhuhuhu

We extracted this malware's full configuration (C2, credentials, campaign IDs…).

Unlock with Essential

Name	Value
Module Name	Client
Full Name	Client
EntryPoint	System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::Main(System.String[])
Scope Name	Client
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v4.0.30319
Tables Header Version	512
WinMD Version	<null>
Assembly Name	Client
Assembly Version	1.4.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	.NETFramework,Version=v4.5.2
Total Strings	1552
Main Method	System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::Main(System.String[])
Main IL Instruction Count	19
Main IL	ldc.i4 3072 call System.Void System.Net.ServicePointManager::set_SecurityProtocol(System.Net.SecurityProtocolType) ldc.i4.2 <null> call System.Void System.Windows.Forms.Application::SetUnhandledExceptionMode(System.Windows.Forms.UnhandledExceptionMode) ldnull <null> ldftn System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::箳趨ḫ⨕㳐抚샓舀閅ঢ푷ᆼ曺ᖵ停鿣㪾萟턡(System.Object,System.Threading.ThreadExceptionEventArgs) newobj System.Void System.Threading.ThreadExceptionEventHandler::.ctor(System.Object,System.IntPtr) call System.Void System.Windows.Forms.Application::add_ThreadException(System.Threading.ThreadExceptionEventHandler) call System.AppDomain System.AppDomain::get_CurrentDomain() ldnull <null> ldftn System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::ૌ�쫛厀쮆ှ⦯螕賳騭ᨗ༥��顺䝂蜹(System.Object,System.UnhandledExceptionEventArgs) newobj System.Void System.UnhandledExceptionEventHandler::.ctor(System.Object,System.IntPtr) callvirt System.Void System.AppDomain::add_UnhandledException(System.UnhandledExceptionEventHandler) call System.Void System.Windows.Forms.Application::EnableVisualStyles() ldc.i4.0 <null> call System.Void System.Windows.Forms.Application::SetCompatibleTextRenderingDefault(System.Boolean) newobj System.Void 귞剅器㫳抡宐紵啇悎麭ᜡꦜ쑲⬶㸓ᐙ둘♩ᤀ쑶::.ctor() call System.Void System.Windows.Forms.Application::Run(System.Windows.Forms.Form) ret <null>
Module Name	Client
Full Name	Client
EntryPoint	System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::Main(System.String[])
Scope Name	Client
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v4.0.30319
Tables Header Version	512
WinMD Version	<null>
Assembly Name	Client
Assembly Version	1.4.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	.NETFramework,Version=v4.5.2
Total Strings	1552
Main Method	System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::Main(System.String[])
Main IL Instruction Count	19
Main IL	ldc.i4 3072 call System.Void System.Net.ServicePointManager::set_SecurityProtocol(System.Net.SecurityProtocolType) ldc.i4.2 <null> call System.Void System.Windows.Forms.Application::SetUnhandledExceptionMode(System.Windows.Forms.UnhandledExceptionMode) ldnull <null> ldftn System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::箳趨ḫ⨕㳐抚샓舀閅ঢ푷ᆼ曺ᖵ停鿣㪾萟턡(System.Object,System.Threading.ThreadExceptionEventArgs) newobj System.Void System.Threading.ThreadExceptionEventHandler::.ctor(System.Object,System.IntPtr) call System.Void System.Windows.Forms.Application::add_ThreadException(System.Threading.ThreadExceptionEventHandler) call System.AppDomain System.AppDomain::get_CurrentDomain() ldnull <null> ldftn System.Void ꅹ뤓匈䍧羍㡍ú埰疂ꇜ탒蓥瀭陹鯁::ૌ�쫛厀쮆ှ⦯螕賳騭ᨗ༥��顺䝂蜹(System.Object,System.UnhandledExceptionEventArgs) newobj System.Void System.UnhandledExceptionEventHandler::.ctor(System.Object,System.IntPtr) callvirt System.Void System.AppDomain::add_UnhandledException(System.UnhandledExceptionEventHandler) call System.Void System.Windows.Forms.Application::EnableVisualStyles() ldc.i4.0 <null> call System.Void System.Windows.Forms.Application::SetCompatibleTextRenderingDefault(System.Boolean) newobj System.Void 귞剅器㫳抡宐紵啇悎麭ᜡꦜ쑲⬶㸓ᐙ둘♩ᤀ쑶::.ctor() call System.Void System.Windows.Forms.Application::Run(System.Windows.Forms.Form) ret <null>

CnC CNCmalicious

csgo7huhuhuhuhuhuhu

Port PORTmalicious

csgo7huhuhuhuhuhuhu

Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.

Unlock with Essential