Malicious
Malicious
Print
Infection Chain
Summary by MalvaGPT
Characteristics

Symbol Obfuscation Score

Medium

Hash
 Hash Value
MD5
a3b170e1a9e66a6a3bc0ddb4c145cba5
Sha1
7358de0962f406fa775475bf42c3695fe5800f9b
Sha256
f5f0e52163104f81b6897b23284e625d9ddcab36751c1552b64a73004f824cf2
Sha384
0e4ca7ace418c2cb385ce79d6411294e1755b05c66c6df97b83a772bad844b3d2a0b4c21f7f9b9264de2a5ee5e79b2f7
Sha512
1473e8aa4133b2f0427aec7911591b6e16467286e3d7563e5dcbc5b8c007de207ca0b4613014832e4da8324b9512fd89cb56b0fb8d7e748b4c5a3f8127315919
SSDeep
49152:fPu6NL4xi8/N+ZZXZQOLHM7wRPirm2NnPTKKm77LrwCB6uanU:nu6tSi8VIxpL7oZNn2Km77LrwkFWU
TLSH
4DC5F01077F9810AF3BF5BB9ABB6144D0B77B903EA7AD39E244840990FA33509E51763

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
a3b170e1a9e66a6a3bc0ddb4c145cba5
Malicious
[Base64-Block @0x00278110]
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
.Net Resources
Pulsar.Client.FrmRemoteChat.resources
Pulsar.Client.Properties.Resources.resources
RootkitStager
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.reloc
.Net Resources
Stager.Properties.Resources.resources
Dll32
Dll64
Service32
Service64
defendnot
defendnot-loader.exe
Structure
DosHeader
PE Header
Optional Header (x64)
Section Headers
.text
.rdata
.data
.pdata
.fptable
.rsrc
.reloc
Resources
RT_MANIFEST
ID:0001
ID:1033
defendnot.dll
Structure
DosHeader
PE Header
Optional Header (x64)
Section Headers
.text
.rdata
.data
.pdata
.fptable
.rsrc
.reloc
Resources
RT_MANIFEST
ID:0002
ID:1033
costura.aforge.dll.compressed
costura.aforge.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.aforge.video.dll.compressed
costura.aforge.video.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.aforge.video.directshow.dll.compressed
costura.aforge.video.directshow.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
AForge.Video.DirectShow.Properties.Resources.resources
camera
[NBF]root.Data
[NBF]root.Data-preview.png
AForge.Video.DirectShow.VideoCaptureDeviceForm.resources
costura.gma.system.mousekeyhook.dll.compressed
costura.gma.system.mousekeyhook.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.naudio.core.dll.compressed
costura.naudio.core.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.naudio.wasapi.dll.compressed
costura.naudio.wasapi.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.naudio.winforms.dll.compressed
costura.naudio.winforms.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
NAudio.WinForms.Gui.PanSlider.resources
$this.DefaultModifiers
$this.GridSize
$this.Language
NAudio.WinForms.Gui.VolumeSlider.resources
costura.naudio.winmm.dll.compressed
costura.naudio.winmm.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.protobuf-net.dll.compressed
costura.protobuf-net.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.protobuf-net.core.dll.compressed
costura.protobuf-net.core.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.dll.compressed
costura.sharpdx.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.pdb.compressed
costura.sharpdx.pdb
costura.sharpdx.d3dcompiler.dll.compressed
costura.sharpdx.d3dcompiler.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.d3dcompiler.pdb.compressed
costura.sharpdx.d3dcompiler.pdb
costura.sharpdx.direct2d1.dll.compressed
costura.sharpdx.direct2d1.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.direct2d1.pdb.compressed
costura.sharpdx.direct2d1.pdb
costura.sharpdx.direct3d11.dll.compressed
costura.sharpdx.direct3d11.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.direct3d11.pdb.compressed
costura.sharpdx.direct3d11.pdb
costura.sharpdx.dxgi.dll.compressed
costura.sharpdx.dxgi.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.dxgi.pdb.compressed
costura.sharpdx.dxgi.pdb
costura.sharpdx.mathematics.dll.compressed
costura.sharpdx.mathematics.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.sharpdx.mathematics.pdb.compressed
costura.sharpdx.mathematics.pdb
costura.system.buffers.dll.compressed
costura.system.buffers.dll
[Authenticode]_8c38879e.p7b
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
FxResources.System.Buffers.SR.resources
costura.system.collections.immutable.dll.compressed
costura.system.collections.immutable.dll
[Authenticode]_16f812e0.p7b
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
FxResources.System.Collections.Immutable.SR.resources
ILLink.Substitutions.xml
costura.system.memory.dll.compressed
costura.system.memory.dll
[Authenticode]_15ab3250.p7b
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
FxResources.System.Memory.SR.resources
costura.system.numerics.vectors.dll.compressed
costura.system.numerics.vectors.dll
[Authenticode]_ae030d4d.p7b
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
.Net Resources
FxResources.System.Numerics.Vectors.SR.resources
costura.system.runtime.compilerservices.unsafe.dll.compressed
costura.system.runtime.compilerservices.unsafe.dll
[Authenticode]_e61c97b9.p7b
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.pulsar.common.dll.compressed
costura.pulsar.common.dll
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
costura.metadata
Malware Configuration - QuasarRAT config.
Config. Field
 Value
Conf. AES-Salt

BF-EB-1E-56-FB-CD-97-3B-B2-19-02-24-30-A5-78-43-00-3D-56-44-D2-1E-62-B9-D4-F1-80-E7-E6-C3-39-41
Conf. AES-Key

Version

ObjectLength
Port

ChainingModeGCM
Host

ChainingModeGCM
ReconnectDelay

AuthTagLength
Key

ChainingMode
SubDirectory

KeyDataBlob
InstallName

AES
Install

Microsoft Primitive Provider
Startup

1
Mutex

1
StartupKey

-1073700862
HideFile

ObjectLength
EnableLogger

ChainingModeGCM
EncryptionKey

AuthTagLength
Informations
Name
 Value
Info

PE Detect: PeReader OK (file layout)
Info

PDB Path: ?
Module Name

Client.exe
Full Name

Client.exe
EntryPoint

System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::Main()
Scope Name

Client.exe
Scope Type

ModuleDef
Kind

Windows
Runtime Version

v4.0.30319
Tables Header Version

512
WinMD Version

<null>
Assembly Name

Client
Assembly Version

1.6.6.0
Assembly Culture

<null>
Has PublicKey

False
PublicKey Token

<null>
Target Framework

.NETFramework,Version=v4.7.2
Total Strings

2147
Main Method

System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::Main()
Main IL Instruction Count

11
Main IL

ldc.i4 3072 call System.Void System.Net.ServicePointManager::set_SecurityProtocol(System.Net.SecurityProtocolType) ldc.i4.2 <null> call System.Void System.Windows.Forms.Application::SetUnhandledExceptionMode(System.Windows.Forms.UnhandledExceptionMode) call System.Void System.Windows.Forms.Application::EnableVisualStyles() ldc.i4.0 <null> call System.Void System.Windows.Forms.Application::SetCompatibleTextRenderingDefault(System.Boolean) call System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::umZYDStoud3hoeCkS6lvaBYI() newobj System.Void eaujebyrcsptysfiwmm.pITtYg7WxOGBpJqoS4wHcrUR::.ctor() call System.Void System.Windows.Forms.Application::Run(System.Windows.Forms.Form) ret <null>
Module Name

Client.exe
Full Name

Client.exe
EntryPoint

System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::Main()
Scope Name

Client.exe
Scope Type

ModuleDef
Kind

Windows
Runtime Version

v4.0.30319
Tables Header Version

512
WinMD Version

<null>
Assembly Name

Client
Assembly Version

1.6.6.0
Assembly Culture

<null>
Has PublicKey

False
PublicKey Token

<null>
Target Framework

.NETFramework,Version=v4.7.2
Total Strings

2147
Main Method

System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::Main()
Main IL Instruction Count

11
Main IL

ldc.i4 3072 call System.Void System.Net.ServicePointManager::set_SecurityProtocol(System.Net.SecurityProtocolType) ldc.i4.2 <null> call System.Void System.Windows.Forms.Application::SetUnhandledExceptionMode(System.Windows.Forms.UnhandledExceptionMode) call System.Void System.Windows.Forms.Application::EnableVisualStyles() ldc.i4.0 <null> call System.Void System.Windows.Forms.Application::SetCompatibleTextRenderingDefault(System.Boolean) call System.Void eaujebyrcsptysfiwmm.YhniEbRjIERWwMY3TJ::umZYDStoud3hoeCkS6lvaBYI() newobj System.Void eaujebyrcsptysfiwmm.pITtYg7WxOGBpJqoS4wHcrUR::.ctor() call System.Void System.Windows.Forms.Application::Run(System.Windows.Forms.Form) ret <null>
Artefacts
Name
 Value
CnC

ChainingModeGCM
Port

ChainingModeGCM
a3b170e1a9e66a6a3bc0ddb4c145cba5 (2.72 MB)
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