8dd0c6a23caff51de33b2b58dd645fc8

PE Executable
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MD5: 8dd0c6a23caff51de33b2b58dd645fc8
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Size: 47.1 KB
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application/x-dosexec

Infection Chain

Summary by MalvaGPT

Characteristics

Hash	Hash Value
MD5	8dd0c6a23caff51de33b2b58dd645fc8
Sha1	711597d90d1623a5cdd2043eba75236a83a99821
Sha256	f9039ca95f0ab6575ae353bb51315a5641af7e178d17bc930734efd3051eac5d
Sha384	8a207028598fa1ad763a4241a5f92760bfd1698ec8d90bcc49517adf93c8a26867e05ae6f36877293746dc37041612e1
Sha512	ac52df549c7622d7e97373e166f786c1d748fea2f755681d9b8c664ec5fa0c40191fa5378c60694641d354e181fb5b3c2c02b7538085ae8cbb2c8c534406aba8
SSDeep	768:mCjlB+Jiz9+1QmHe9d3jdFF9k3OJ7Tnn+nhwgwgL:mMlBuS4/Hez3ZFF9k3OJ7TAWOL
TLSH	BF231706BBF84A19E9FF5F75ADF276518E38FD13A922DB1E44C5154A2E26AC08D00373

PeID

.NET executable

Microsoft Visual C# / Basic .NET

Microsoft Visual C# / Basic.NET / MS Visual Basic 2005 - ASL

Microsoft Visual C# v7.0 / Basic .NET

Microsoft Visual Studio .NET

File Structure

Malware Configuration - XWorm config.

Config. Field0	Value
Mutex	dIONDt0FfVggG0uW
Port	42421
KEY	readbookstory.kozow.com
USBNM	<123456789>
family	xworm

Informations

Name0	Value
Info	PE Detect: PeReader OK (file layout)
Module Name	XClient22.exe
Full Name	XClient22.exe
EntryPoint	System.Void Stub.Main::Main()
Scope Name	XClient22.exe
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v4.0.30319
Tables Header Version	512
WinMD Version	<null>
Assembly Name	XClient22
Assembly Version	1.0.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	<null>
Total Strings	351
Main Method	System.Void Stub.Main::Main()
Main IL Instruction Count	63
Main IL	ldsfld System.Int32 Settings::Sleep ldc.i4 1000 mul.ovf <null> call System.Void System.Threading.Thread::Sleep(System.Int32) ldsfld System.String Settings::Hosts call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Hosts ldsfld System.String Settings::Port call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Port ldsfld System.String Settings::KEY call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::KEY ldsfld System.String Settings::SPL call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::SPL ldsfld System.String Settings::Groub call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Groub ldsfld System.String Settings::USBNM call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::USBNM leave.s IL_009E: call System.Boolean Stub.Helper::CreateMutex() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.2 <null> ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_009E: call System.Boolean Stub.Helper::CreateMutex() call System.Boolean Stub.Helper::CreateMutex() brtrue.s IL_00AB: call System.Void Stub.Helper::PreventSleep() ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Stub.Helper::PreventSleep() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__1() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) callvirt System.Void System.Threading.Thread::Start() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__2() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.0 <null> ldnull <null> ldftn System.Void Stub.Main::_Lambda$__3() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.1 <null> ldloc.0 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.1 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.1 <null> callvirt System.Void System.Threading.Thread::Join() ret <null>
Module Name	XClient22.exe
Full Name	XClient22.exe
EntryPoint	System.Void Stub.Main::Main()
Scope Name	XClient22.exe
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v4.0.30319
Tables Header Version	512
WinMD Version	<null>
Assembly Name	XClient22
Assembly Version	1.0.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	<null>
Total Strings	351
Main Method	System.Void Stub.Main::Main()
Main IL Instruction Count	63
Main IL	ldsfld System.Int32 Settings::Sleep ldc.i4 1000 mul.ovf <null> call System.Void System.Threading.Thread::Sleep(System.Int32) ldsfld System.String Settings::Hosts call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Hosts ldsfld System.String Settings::Port call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Port ldsfld System.String Settings::KEY call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::KEY ldsfld System.String Settings::SPL call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::SPL ldsfld System.String Settings::Groub call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Groub ldsfld System.String Settings::USBNM call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::USBNM leave.s IL_009E: call System.Boolean Stub.Helper::CreateMutex() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.2 <null> ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_009E: call System.Boolean Stub.Helper::CreateMutex() call System.Boolean Stub.Helper::CreateMutex() brtrue.s IL_00AB: call System.Void Stub.Helper::PreventSleep() ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Stub.Helper::PreventSleep() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__1() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) callvirt System.Void System.Threading.Thread::Start() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__2() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.0 <null> ldnull <null> ldftn System.Void Stub.Main::_Lambda$__3() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.1 <null> ldloc.0 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.1 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.1 <null> callvirt System.Void System.Threading.Thread::Join() ret <null>

Artefacts

8dd0c6a23caff51de33b2b58dd645fc8 (47.1 KB)