Malicious
Malicious

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PE Executable
MD5:
Size: 0 B
application/x-dosexec
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File
Type
Portable Executable 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
Medium
1 malicious · 3 files
EXE485b637f4faf6b0303ed2c17168e921dXWorm
Structure
Config. Field Value
Mutex GFYR5huhuhuhuhuhuhu
Hosts 45.1huhuhuhuhuhuhu
Port 6huhuhuhu
KEY <6huhuhuhu
USBNM <XWhuhuhuhu
family xhuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
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Name Value
Module Name
XWormClient.exe
Full Name
XWormClient.exe
EntryPoint
System.Void 5508897E::5508831E()
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
157
Main Method
System.Void 5508897E::5508831E()
Main IL Instruction Count
58
Main IL 
ldsfld System.Int32 55088BFE::5508883E
ldc.i4 1000
mul.ovf <null>
call System.Void System.Threading.Thread::Sleep(System.Int32)
ldsfld System.String 55088BFE::550881BE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550881BE
ldsfld System.String 55088BFE::55088E5E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::55088E5E
ldsfld System.String 55088BFE::5508895E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::5508895E
ldsfld System.String 55088BFE::550884FE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550884FE
ldsfld System.String 55088BFE::5508805E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::5508805E
ldsfld System.String 55088BFE::550880BE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550880BE
leave.s IL_009E: call System.Boolean 5508815E::5508855E()
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 5508815E::5508855E()
call System.Boolean 5508815E::5508855E()
brtrue.s IL_00AB: call System.Void 5508815E::5508899E()
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
call System.Void 5508815E::5508899E()
ldnull <null>
ldftn System.Void 5508897E::550889BE()
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 5508897E::5508801E()
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
XWormClient.exe
Full Name
XWormClient.exe
EntryPoint
System.Void 5508897E::5508831E()
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
157
Main Method
System.Void 5508897E::5508831E()
Main IL Instruction Count
58
Main IL 
ldsfld System.Int32 55088BFE::5508883E
ldc.i4 1000
mul.ovf <null>
call System.Void System.Threading.Thread::Sleep(System.Int32)
ldsfld System.String 55088BFE::550881BE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550881BE
ldsfld System.String 55088BFE::55088E5E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::55088E5E
ldsfld System.String 55088BFE::5508895E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::5508895E
ldsfld System.String 55088BFE::550884FE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550884FE
ldsfld System.String 55088BFE::5508805E
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::5508805E
ldsfld System.String 55088BFE::550880BE
call System.Object 55088E9E::550888FE(System.String)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stsfld System.String 55088BFE::550880BE
leave.s IL_009E: call System.Boolean 5508815E::5508855E()
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 5508815E::5508855E()
call System.Boolean 5508815E::5508855E()
brtrue.s IL_00AB: call System.Void 5508815E::5508899E()
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
call System.Void 5508815E::5508899E()
ldnull <null>
ldftn System.Void 5508897E::550889BE()
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 5508897E::5508801E()
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>
Mutex MUTEXmalicious
GFYR5huhuhuhuhuhuhu
CnC CNCmalicious
45.1huhuhuhuhuhuhu
Port PORTmalicious
6huhuhuhu
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