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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
Very low
6 malicious · 19 files
EXE8f8743131055e1e181f7d7c4ff527065XWorm
Structure
BIN.Net Resources
BINnjmmcpyh.Resources
EXEAsyncClient.exe
EXEAsyncClient.exe [AES Decoded]AsyncRAT
Structure
EXEXClient.exe
EXEXClient.exe [AES Decoded]XWorm
Structure
Config. Field Value
ref_elem_0x0000000E XClienhuhuhuhuhuhuhu
ref_elem_0x00000016 AsyncChuhuhuhuhuhuhuhuhuhuhu
Workpath %Aphuhuhuhu
SPL -huhuhuhu
Mutex VSkZchuhuhuhuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Config. Field Value
Key (AES_256) ZmNXcVhuhuhuhuhuhuhuhuhuhuhu
Pastebin -huhuhuhu
Certificate MIIE8jhuhuhuhuhuhuhuhuhuhuhu
ServerSignature PzP2nnhuhuhuhuhuhuhuhuhuhuhu
Install fhuhuhuhu
BDOS fhuhuhuhu
Anti-VM fhuhuhuhu
Install File venhuhuhuhu
Install-Folder %Aphuhuhuhu
Version 0.huhuhuhu
Hosts adminghuhuhuhuhuhuhuhuhuhuhu
Ports 22,80,huhuhuhuhuhuhu
Mutex AsyncMhuhuhuhuhuhuhu
Delay 3huhuhuhu
Group Chuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Config. Field Value
Mutex y5Ioghuhuhuhuhuhuhu
Hosts adminghuhuhuhuhuhuhuhuhuhuhu
Port 6huhuhuhu
KEY <6huhuhuhu
USBNM <Xwhuhuhuhu
LoggerPath %Aphuhuhuhu
family xhuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Name Value
Module Name
kop.exe
Full Name
kop.exe
EntryPoint
System.Void Program::Main()
Scope Name
kop.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
kop
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
<null>
Total Strings
11
Main Method
System.Void Program::Main()
Main IL Instruction Count
159
Main IL 
ldc.i4.1 <null>
stloc.s V_5
call System.Boolean Program::CreateMutex()
brtrue.s IL_0013: call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ldc.i4.2 <null>
stloc.s V_5
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ldc.i4.1 <null>
stloc.3 <null>
ldc.i4.5 <null>
stloc.s V_5
ldsfld System.Collections.Generic.List`1<System.String> Program::List
callvirt System.Collections.Generic.List`1/Enumerator<System.String> System.Collections.Generic.List`1<System.String>::GetEnumerator()
stloc.2 <null>
br IL_0130: ldloca.s V_2
ldloca.s V_2
call System.String System.Collections.Generic.List`1/Enumerator<System.String>::get_Current()
stloc.0 <null>
ldc.i4.6 <null>
stloc.s V_5
ldsfld System.String Program::Workpath
call System.Object Program::GETP(System.String)
ldstr \
call System.Object Microsoft.VisualBasic.CompilerServices.Operators::ConcatenateObject(System.Object,System.Object)
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Object Microsoft.VisualBasic.CompilerServices.Operators::ConcatenateObject(System.Object,System.Object)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stloc.1 <null>
ldc.i4.7 <null>
stloc.s V_5
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.2 <null>
ldelem.ref <null>
ldstr True
ldc.i4.0 <null>
call System.Int32 Microsoft.VisualBasic.CompilerServices.Operators::CompareString(System.String,System.String,System.Boolean)
ldc.i4.0 <null>
bne.un.s IL_00CB: ldc.i4.s 13
ldc.i4.8 <null>
stloc.s V_5
ldloc.1 <null>
call System.Boolean System.IO.File::Exists(System.String)
brtrue.s IL_00C9: br.s IL_0123
ldc.i4.s 9
stloc.s V_5
ldloc.1 <null>
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Byte[] Program::GetTheResource(System.String)
call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[])
ldc.i4.s 10
stloc.s V_5
ldloc.1 <null>
call System.Diagnostics.Process System.Diagnostics.Process::Start(System.String)
pop <null>
br.s IL_0123: ldc.i4.s 19
ldc.i4.s 13
stloc.s V_5
ldc.i4.s 14
stloc.s V_5
ldloc.1 <null>
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Byte[] Program::GetTheResource(System.String)
call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[])
ldc.i4.s 15
stloc.s V_5
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.1 <null>
ldelem.ref <null>
ldstr True
ldc.i4.0 <null>
call System.Int32 Microsoft.VisualBasic.CompilerServices.Operators::CompareString(System.String,System.String,System.Boolean)
ldc.i4.0 <null>
bne.un.s IL_0123: ldc.i4.s 19
ldc.i4.s 16
stloc.s V_5
ldloc.1 <null>
call System.Diagnostics.Process System.Diagnostics.Process::Start(System.String)
pop <null>
ldc.i4.s 19
stloc.s V_5
call System.Void System.GC::Collect()
ldc.i4.s 20
stloc.s V_5
ldloca.s V_2
call System.Boolean System.Collections.Generic.List`1/Enumerator<System.String>::MoveNext()
brtrue IL_002D: ldloca.s V_2
ldloca.s V_2
constrained. System.Collections.Generic.List`1/Enumerator<System.String>
callvirt System.Void System.IDisposable::Dispose()
leave IL_01F8: ldloc.s V_4
ldloc.s V_4
br.s IL_0156: ldc.i4.0
ldloc.s V_4
ldc.i4.1 <null>
add <null>
ldc.i4.0 <null>
stloc.s V_4
switch dnlib.DotNet.Emit.Instruction[]
leave.s IL_01ED: ldc.i4 -2146828237
ldloc.s V_5
stloc.s V_4
ldloc.3 <null>
switch dnlib.DotNet.Emit.Instruction[]
leave.s IL_01ED: ldc.i4 -2146828237
isinst System.Exception
ldnull <null>
cgt.un <null>
ldloc.3 <null>
ldc.i4.0 <null>
cgt.un <null>
and <null>
ldloc.s V_4
ldc.i4.0 <null>
ceq <null>
and <null>
endfilter <null>
castclass System.Exception
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception)
leave.s IL_01B8: ldloc.s V_5
ldc.i4 -2146828237
call System.Exception Microsoft.VisualBasic.CompilerServices.ProjectData::CreateProjectError(System.Int32)
throw <null>
ldloc.s V_4
brfalse.s IL_0201: ret
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ret <null>
Module Name
kop.exe
Full Name
kop.exe
EntryPoint
System.Void Program::Main()
Scope Name
kop.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
kop
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
<null>
Total Strings
11
Main Method
System.Void Program::Main()
Main IL Instruction Count
159
Main IL 
ldc.i4.1 <null>
stloc.s V_5
call System.Boolean Program::CreateMutex()
brtrue.s IL_0013: call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ldc.i4.2 <null>
stloc.s V_5
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ldc.i4.1 <null>
stloc.3 <null>
ldc.i4.5 <null>
stloc.s V_5
ldsfld System.Collections.Generic.List`1<System.String> Program::List
callvirt System.Collections.Generic.List`1/Enumerator<System.String> System.Collections.Generic.List`1<System.String>::GetEnumerator()
stloc.2 <null>
br IL_0130: ldloca.s V_2
ldloca.s V_2
call System.String System.Collections.Generic.List`1/Enumerator<System.String>::get_Current()
stloc.0 <null>
ldc.i4.6 <null>
stloc.s V_5
ldsfld System.String Program::Workpath
call System.Object Program::GETP(System.String)
ldstr \
call System.Object Microsoft.VisualBasic.CompilerServices.Operators::ConcatenateObject(System.Object,System.Object)
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Object Microsoft.VisualBasic.CompilerServices.Operators::ConcatenateObject(System.Object,System.Object)
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
stloc.1 <null>
ldc.i4.7 <null>
stloc.s V_5
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.2 <null>
ldelem.ref <null>
ldstr True
ldc.i4.0 <null>
call System.Int32 Microsoft.VisualBasic.CompilerServices.Operators::CompareString(System.String,System.String,System.Boolean)
ldc.i4.0 <null>
bne.un.s IL_00CB: ldc.i4.s 13
ldc.i4.8 <null>
stloc.s V_5
ldloc.1 <null>
call System.Boolean System.IO.File::Exists(System.String)
brtrue.s IL_00C9: br.s IL_0123
ldc.i4.s 9
stloc.s V_5
ldloc.1 <null>
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Byte[] Program::GetTheResource(System.String)
call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[])
ldc.i4.s 10
stloc.s V_5
ldloc.1 <null>
call System.Diagnostics.Process System.Diagnostics.Process::Start(System.String)
pop <null>
br.s IL_0123: ldc.i4.s 19
ldc.i4.s 13
stloc.s V_5
ldc.i4.s 14
stloc.s V_5
ldloc.1 <null>
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.0 <null>
ldelem.ref <null>
call System.Byte[] Program::GetTheResource(System.String)
call System.Void System.IO.File::WriteAllBytes(System.String,System.Byte[])
ldc.i4.s 15
stloc.s V_5
ldloc.0 <null>
call System.String Microsoft.VisualBasic.CompilerServices.Conversions::ToString(System.Object)
ldsfld System.String Program::SPL
ldc.i4.m1 <null>
ldc.i4.0 <null>
call System.String[] Microsoft.VisualBasic.Strings::Split(System.String,System.String,System.Int32,Microsoft.VisualBasic.CompareMethod)
ldc.i4.1 <null>
ldelem.ref <null>
ldstr True
ldc.i4.0 <null>
call System.Int32 Microsoft.VisualBasic.CompilerServices.Operators::CompareString(System.String,System.String,System.Boolean)
ldc.i4.0 <null>
bne.un.s IL_0123: ldc.i4.s 19
ldc.i4.s 16
stloc.s V_5
ldloc.1 <null>
call System.Diagnostics.Process System.Diagnostics.Process::Start(System.String)
pop <null>
ldc.i4.s 19
stloc.s V_5
call System.Void System.GC::Collect()
ldc.i4.s 20
stloc.s V_5
ldloca.s V_2
call System.Boolean System.Collections.Generic.List`1/Enumerator<System.String>::MoveNext()
brtrue IL_002D: ldloca.s V_2
ldloca.s V_2
constrained. System.Collections.Generic.List`1/Enumerator<System.String>
callvirt System.Void System.IDisposable::Dispose()
leave IL_01F8: ldloc.s V_4
ldloc.s V_4
br.s IL_0156: ldc.i4.0
ldloc.s V_4
ldc.i4.1 <null>
add <null>
ldc.i4.0 <null>
stloc.s V_4
switch dnlib.DotNet.Emit.Instruction[]
leave.s IL_01ED: ldc.i4 -2146828237
ldloc.s V_5
stloc.s V_4
ldloc.3 <null>
switch dnlib.DotNet.Emit.Instruction[]
leave.s IL_01ED: ldc.i4 -2146828237
isinst System.Exception
ldnull <null>
cgt.un <null>
ldloc.3 <null>
ldc.i4.0 <null>
cgt.un <null>
and <null>
ldloc.s V_4
ldc.i4.0 <null>
ceq <null>
and <null>
endfilter <null>
castclass System.Exception
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::SetProjectError(System.Exception)
leave.s IL_01B8: ldloc.s V_5
ldc.i4 -2146828237
call System.Exception Microsoft.VisualBasic.CompilerServices.ProjectData::CreateProjectError(System.Int32)
throw <null>
ldloc.s V_4
brfalse.s IL_0201: ret
call System.Void Microsoft.VisualBasic.CompilerServices.ProjectData::ClearProjectError()
ret <null>
Key (AES_256) MUTEXmalicious
ZmNXcVhuhuhuhuhuhuhuhuhuhuhu
CnC CNCmalicious
admihuhuhuhu
CnC CNCmalicious
handyrhuhuhuhuhuhuhu
CnC CNCmalicious
roofhuhuhuhuhuhuhu
CnC CNCmalicious
wplohuhuhuhu
CnC CNCmalicious
deepshuhuhuhuhuhuhu
CnC CNCmalicious
zsyhuhuhuhu
CnC CNCmalicious
popchuhuhuhuhuhuhu
Ports PORTmalicious
2huhuhuhu
Ports PORTmalicious
8huhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
6huhuhuhu
Ports PORTmalicious
7huhuhuhu
Ports PORTmalicious
8huhuhuhu
Mutex MUTEXmalicious
AsyncMhuhuhuhuhuhuhu
Mutex MUTEXmalicious
y5Ioghuhuhuhuhuhuhu
CnC CNCmalicious
aliexhuhuhuhuhuhuhu
Port PORTmalicious
6huhuhuhu
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
Unlock with Essential
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