Suspicious
Suspect

PE Executable
MD5: 1dd667879a96e59c7b5f24c78402fa8b
Size: 294.91 KB
application/x-dosexec

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Symbol Obfuscation Score Low
MD5 1dd667879a96e59c7b5f24c78402fa8b
Sha1 b89bd113a80d8408968fa39cc213fa65d2f54904
Sha256 0dae8d5d26a44f5ca6a9d96b425bd49290d5b8b8a0ad4dc495ad199ac444437c
Sha384 ad2708b9b49fcaf4de91e3f3d5901db8d41c8a95a6152c7fe4d72503b3f40dc04d91e14da1c9450863e9fba42b75d7e5
Sha512 33ffa646b87fe1ba65fdf04465b1b1501a2fae408d42c2738c604892a67f6654e467b596a0b5ece4ab6865ea44fa5c587a120e88154e7855b03adeb738dc1b6b
SSDeep 6144:Rvlg3UnIM24vwqVMOsulXAooK6x2mZoZov+G8+cfqE:RvYUDvVVBsulXAn/x2oom+qS
TLSH 605423752F9E6E66DA7A42FD8CA4B13105EC1A385613CA7FDCA494037F0734D6309A53
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
1dd667879a96e59c7b5f24c78402fa8b
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
Name Value
Module Name
DownloaderApp.exe
Full Name
DownloaderApp.exe
EntryPoint
System.Int32 <Module>::Main(System.String[])
Scope Name
DownloaderApp.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
DownloaderApp
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.7.2
Total Strings
1
Main Method
System.Int32 <Module>::Main(System.String[])
Main IL Instruction Count
96
Main IL 
ldc.i4 70384
pop <null>
ldc.i4 70384
newarr System.UInt32
dup <null>
ldtoken <Module>/DataType <Module>::DataField
call System.Void System.Runtime.CompilerServices.RuntimeHelpers::InitializeArray(System.Array,System.RuntimeFieldHandle)
stloc.0 <null>
call System.Reflection.Assembly System.Reflection.Assembly::GetExecutingAssembly()
dup <null>
callvirt System.Reflection.Module System.Reflection.Assembly::get_ManifestModule()
stloc.1 <null>
ldloc.0 <null>
ldc.i4 115931435
call System.Runtime.InteropServices.GCHandle <Module>::Decrypt(System.UInt32[],System.UInt32)
stloc.2 <null>
ldloca.s V_2
call System.Object System.Runtime.InteropServices.GCHandle::get_Target()
castclass System.Byte[]
stloc.3 <null>
ldstr koi
ldloc.3 <null>
callvirt System.Reflection.Module System.Reflection.Assembly::LoadModule(System.String,System.Byte[])
ldloc.3 <null>
ldc.i4.0 <null>
ldloc.3 <null>
ldlen <null>
conv.i4 <null>
call System.Void System.Array::Clear(System.Array,System.Int32,System.Int32)
ldloca.s V_2
call System.Void System.Runtime.InteropServices.GCHandle::Free()
ldloc.0 <null>
ldc.i4.0 <null>
ldloc.0 <null>
ldlen <null>
conv.i4 <null>
call System.Void System.Array::Clear(System.Array,System.Int32,System.Int32)
ldloc.1 <null>
ldc.i4 285212673
callvirt System.Byte[] System.Reflection.Module::ResolveSignature(System.Int32)
stsfld System.Byte[] <Module>::key
call System.AppDomain System.AppDomain::get_CurrentDomain()
ldnull <null>
ldftn System.Reflection.Assembly <Module>::Resolve(System.Object,System.ResolveEventArgs)
newobj System.Void System.ResolveEventHandler::.ctor(System.Object,System.IntPtr)
callvirt System.Void System.AppDomain::add_AssemblyResolve(System.ResolveEventHandler)
dup <null>
callvirt System.Type[] System.Reflection.Module::GetTypes()
pop <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.0 <null>
ldelem.u1 <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.1 <null>
ldelem.u1 <null>
ldc.i4.8 <null>
shl <null>
or <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.2 <null>
ldelem.u1 <null>
ldc.i4.s 16
shl <null>
or <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.3 <null>
ldelem.u1 <null>
ldc.i4.s 24
shl <null>
or <null>
callvirt System.Reflection.MethodBase System.Reflection.Module::ResolveMethod(System.Int32)
dup <null>
callvirt System.Reflection.ParameterInfo[] System.Reflection.MethodBase::GetParameters()
ldlen <null>
conv.i4 <null>
newarr System.Object
stloc.s V_4
ldloc.s V_4
ldlen <null>
brfalse.s IL_00D9: ldnull
ldloc.s V_4
ldc.i4.0 <null>
ldarg.0 <null>
stelem.ref <null>
ldnull <null>
ldloc.s V_4
callvirt System.Object System.Reflection.MethodBase::Invoke(System.Object,System.Object[])
stloc.s V_5
ldloc.s V_5
isinst System.Int32
brfalse.s IL_00F4: ldc.i4.0
ldloc.s V_5
unbox.any System.Int32
ret <null>
ldc.i4.0 <null>
ret <null>
Module Name
DownloaderApp.exe
Full Name
DownloaderApp.exe
EntryPoint
System.Int32 <Module>::Main(System.String[])
Scope Name
DownloaderApp.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
DownloaderApp
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.7.2
Total Strings
1
Main Method
System.Int32 <Module>::Main(System.String[])
Main IL Instruction Count
96
Main IL 
ldc.i4 70384
pop <null>
ldc.i4 70384
newarr System.UInt32
dup <null>
ldtoken <Module>/DataType <Module>::DataField
call System.Void System.Runtime.CompilerServices.RuntimeHelpers::InitializeArray(System.Array,System.RuntimeFieldHandle)
stloc.0 <null>
call System.Reflection.Assembly System.Reflection.Assembly::GetExecutingAssembly()
dup <null>
callvirt System.Reflection.Module System.Reflection.Assembly::get_ManifestModule()
stloc.1 <null>
ldloc.0 <null>
ldc.i4 115931435
call System.Runtime.InteropServices.GCHandle <Module>::Decrypt(System.UInt32[],System.UInt32)
stloc.2 <null>
ldloca.s V_2
call System.Object System.Runtime.InteropServices.GCHandle::get_Target()
castclass System.Byte[]
stloc.3 <null>
ldstr koi
ldloc.3 <null>
callvirt System.Reflection.Module System.Reflection.Assembly::LoadModule(System.String,System.Byte[])
ldloc.3 <null>
ldc.i4.0 <null>
ldloc.3 <null>
ldlen <null>
conv.i4 <null>
call System.Void System.Array::Clear(System.Array,System.Int32,System.Int32)
ldloca.s V_2
call System.Void System.Runtime.InteropServices.GCHandle::Free()
ldloc.0 <null>
ldc.i4.0 <null>
ldloc.0 <null>
ldlen <null>
conv.i4 <null>
call System.Void System.Array::Clear(System.Array,System.Int32,System.Int32)
ldloc.1 <null>
ldc.i4 285212673
callvirt System.Byte[] System.Reflection.Module::ResolveSignature(System.Int32)
stsfld System.Byte[] <Module>::key
call System.AppDomain System.AppDomain::get_CurrentDomain()
ldnull <null>
ldftn System.Reflection.Assembly <Module>::Resolve(System.Object,System.ResolveEventArgs)
newobj System.Void System.ResolveEventHandler::.ctor(System.Object,System.IntPtr)
callvirt System.Void System.AppDomain::add_AssemblyResolve(System.ResolveEventHandler)
dup <null>
callvirt System.Type[] System.Reflection.Module::GetTypes()
pop <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.0 <null>
ldelem.u1 <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.1 <null>
ldelem.u1 <null>
ldc.i4.8 <null>
shl <null>
or <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.2 <null>
ldelem.u1 <null>
ldc.i4.s 16
shl <null>
or <null>
ldsfld System.Byte[] <Module>::key
ldc.i4.3 <null>
ldelem.u1 <null>
ldc.i4.s 24
shl <null>
or <null>
callvirt System.Reflection.MethodBase System.Reflection.Module::ResolveMethod(System.Int32)
dup <null>
callvirt System.Reflection.ParameterInfo[] System.Reflection.MethodBase::GetParameters()
ldlen <null>
conv.i4 <null>
newarr System.Object
stloc.s V_4
ldloc.s V_4
ldlen <null>
brfalse.s IL_00D9: ldnull
ldloc.s V_4
ldc.i4.0 <null>
ldarg.0 <null>
stelem.ref <null>
ldnull <null>
ldloc.s V_4
callvirt System.Object System.Reflection.MethodBase::Invoke(System.Object,System.Object[])
stloc.s V_5
ldloc.s V_5
isinst System.Int32
brfalse.s IL_00F4: ldc.i4.0
ldloc.s V_5
unbox.any System.Int32
ret <null>
ldc.i4.0 <null>
ret <null>
1dd667879a96e59c7b5f24c78402fa8b
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
No malware configuration was found at this point.
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