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Overview
overview
7Static
static
7Converter/...��.bat
windows7-x64
6Converter/...��.bat
windows10-2004-x64
3Converter/...��.bat
windows7-x64
1Converter/...��.bat
windows10-2004-x64
1Converter/...ro.exe
windows7-x64
1Converter/...ro.exe
windows10-2004-x64
3Converter/...io.htm
windows7-x64
3Converter/...io.htm
windows10-2004-x64
3Converter/...ss.htm
windows7-x64
3Converter/...ss.htm
windows10-2004-x64
1Converter/...op.htm
windows7-x64
3Converter/...op.htm
windows10-2004-x64
3Converter/...ce.htm
windows7-x64
3Converter/...ce.htm
windows10-2004-x64
3Converter/...me.htm
windows7-x64
3Converter/...me.htm
windows10-2004-x64
3Converter/...et.htm
windows7-x64
3Converter/...et.htm
windows10-2004-x64
3Converter/...ia.htm
windows7-x64
3Converter/...ia.htm
windows10-2004-x64
3Converter/...ve.htm
windows7-x64
3Converter/...ve.htm
windows10-2004-x64
3Converter/...es.htm
windows7-x64
3Converter/...es.htm
windows10-2004-x64
3Converter/...er.htm
windows7-x64
3Converter/...er.htm
windows10-2004-x64
3Converter/...1.html
windows7-x64
3Converter/...1.html
windows10-2004-x64
3Converter/...re.htm
windows7-x64
3Converter/...re.htm
windows10-2004-x64
3Converter/...r2.dll
windows7-x64
6Converter/...r2.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
18/08/2024, 13:30
Behavioral task
behavioral1
Sample
Converter/!)卸载.bat
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral2
Sample
Converter/!)卸载.bat
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
Converter/!)绿化.bat
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral4
Sample
Converter/!)绿化.bat
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
Converter/All Media To Mp3 Converter Pro.exe
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral6
Sample
Converter/All Media To Mp3 Converter Pro.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
Converter/More/Audio.htm
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral8
Sample
Converter/More/Audio.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
Converter/More/Business.htm
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral10
Sample
Converter/More/Business.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
Converter/More/Desktop.htm
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral12
Sample
Converter/More/Desktop.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
Converter/More/Excellence.htm
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral14
Sample
Converter/More/Excellence.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
Converter/More/Game.htm
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral16
Sample
Converter/More/Game.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral17
Sample
Converter/More/Internet.htm
Resource
win7-20240729-en
windows7-x64
Behavioral task
behavioral18
Sample
Converter/More/Internet.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral19
Sample
Converter/More/Multimedia.htm
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral20
Sample
Converter/More/Multimedia.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral21
Sample
Converter/More/NewLive.htm
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral22
Sample
Converter/More/NewLive.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral23
Sample
Converter/More/Utilities.htm
Resource
win7-20240729-en
windows7-x64
Behavioral task
behavioral24
Sample
Converter/More/Utilities.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral25
Sample
Converter/More/WebDeveloper.htm
Resource
win7-20240729-en
windows7-x64
Behavioral task
behavioral26
Sample
Converter/More/WebDeveloper.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral27
Sample
Converter/More/images/style1.html
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral28
Sample
Converter/More/images/style1.html
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral29
Sample
Converter/More/more.htm
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral30
Sample
Converter/More/more.htm
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral31
Sample
Converter/NCTAudioEditor2.dll
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral32
Sample
Converter/NCTAudioEditor2.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
General
-
Target
Converter/NCTAudioEditor2.dll
-
Size
620KB
-
MD5
2b5a9e21a48f1ede693e76c181df663f
-
SHA1
4109d51982cd4071f6330768dba99332937cc231
-
SHA256
b80f395373de9551af1ec3d145364aaca2101ce627978d452e6e721cf61b7f2a
-
SHA512
6e31dea74dcc651eb7dd298684478159499527e0c0b2a442e24f2652bf9c70a5ecfbd4a777c93561734fbb4d74ed874a1ef59c06242042debe0eb9411cc99130
-
SSDEEP
12288:NC88CW/+6DbaGWBsvPPaSJEwMMYdEY40Xydo:N18/W6+BsvPPnpMMYSY4T
Malware Config
Signatures
-
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 regsvr32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2FileInfo\ = "AudioEditor2FileInfo Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Position.1\ = "AudioEditor2Position Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FA3D34A2-C60D-461B-8463-C9AF9A158966}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2FileForma.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{43A74675-1E82-4D9E-9685-283898543C45}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{46A1751F-307F-4DA0-9BD9-036B5DA8B963}\ = "IAudioEditor2Device" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EDAEAF1B-0D7A-4964-8D88-86B0B1F43F1C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EDAEAF1B-0D7A-4964-8D88-86B0B1F43F1C}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B800E60F-B1CD-4C13-8645-5B0AD304C9EF}\ProgID\ = "NCTAudioEditor2.AudioEditor2Position.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D7AAA633-952E-41B7-AE05-65856718D030}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8842ED11-F270-48EF-BE67-A5229A479E55}\TypeLib\Version = "2.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4AA63605-AA31-4FF6-A863-BC6DF5458CEC}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E7EA999E-EA4C-405A-B7FD-CF8ADEEF548B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EDAEAF1B-0D7A-4964-8D88-86B0B1F43F1C}\ = "IAudioEditor2Scale" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2.2\ = "NCTAudioEditor2 Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Channel.1\CLSID\ = "{FCAD0559-23E7-481D-A3B7-D7F57DFF226D}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Device regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2C146E0F-29FE-4BA6-ABB0-E92C23BB2A24}\ = "NCTAudioEditor2 Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8842ED11-F270-48EF-BE67-A5229A479E55}\ = "IAudioEditor2Transform" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2FileFormat regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CBEFB454-CA76-4A1E-B022-7A343EDDE094}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA7B11B2-937E-43AA-B5E8-2D7F084FD39E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Converter\\NCTAudioEditor2.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{35591CB0-4180-43DE-ACA1-00C9EBA25C61}\2.0\ = "NCTAudioEditor 2.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C1E1DC07-A618-4F48-825C-6D6F0383C063}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CBEFB454-CA76-4A1E-B022-7A343EDDE094}\TypeLib\Version = "2.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E7EA999E-EA4C-405A-B7FD-CF8ADEEF548B}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Device\ = "AudioEditor2Device Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2FileInfo\CLSID\ = "{FA3D34A2-C60D-461B-8463-C9AF9A158966}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Recorder.1\CLSID\ = "{27CD324B-49F1-4329-AE92-F45DBE7780C2}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E7EA999E-EA4C-405A-B7FD-CF8ADEEF548B}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F97C6546-6737-4D6E-9388-A53E0860B83F}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D7AAA633-952E-41B7-AE05-65856718D030}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Colors.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{44F2EAE9-0EAB-4C11-BB78-976F0FDC666C}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA7B11B2-937E-43AA-B5E8-2D7F084FD39E}\ = "AudioEditor2FileFormat Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D7AAA633-952E-41B7-AE05-65856718D030}\TypeLib\Version = "2.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1B1C97CD-C6E2-46AB-B0B7-3630C93F6B27}\TypeLib\Version = "2.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{43A74675-1E82-4D9E-9685-283898543C45}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2C146E0F-29FE-4BA6-ABB0-E92C23BB2A24}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCAD0559-23E7-481D-A3B7-D7F57DFF226D}\InprocServer32\ThreadingModel = "both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CBEFB454-CA76-4A1E-B022-7A343EDDE094}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0D0EFF5-8DF0-44C2-934F-9488C371C94C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCAD0559-23E7-481D-A3B7-D7F57DFF226D}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Colors\CLSID\ = "{55F40405-C618-4311-B993-21361792DB95}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Scale\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43337B50-9827-4050-A6DE-A6849CB57BF5}\InprocServer32\ThreadingModel = "both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2A992A4A-B0DE-4D73-B720-9178D4687D08}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{45385FA4-4714-452E-BDA1-E791496C7420}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{35591CB0-4180-43DE-ACA1-00C9EBA25C61}\2.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Recorder.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2Transform.1\CLSID\ = "{F97C6546-6737-4D6E-9388-A53E0860B83F}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F97C6546-6737-4D6E-9388-A53E0860B83F}\VersionIndependentProgID\ = "NCTAudioEditor2.AudioEditor2Transform" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AA63605-AA31-4FF6-A863-BC6DF5458CEC}\ = "IAudioEditor2Colors" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCAD0559-23E7-481D-A3B7-D7F57DFF226D}\ = "AudioEditor2Channel Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FA3D34A2-C60D-461B-8463-C9AF9A158966}\ = "AudioEditor2FileInfo Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FA3D34A2-C60D-461B-8463-C9AF9A158966}\VersionIndependentProgID\ = "NCTAudioEditor2.AudioEditor2FileInfo" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8842ED11-F270-48EF-BE67-A5229A479E55}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{55F40405-C618-4311-B993-21361792DB95}\VersionIndependentProgID\ = "NCTAudioEditor2.AudioEditor2Colors" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1E2C4B09-9669-4B23-9BD3-913A71EE0399}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Converter\\NCTAudioEditor2.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{44F2EAE9-0EAB-4C11-BB78-976F0FDC666C}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8842ED11-F270-48EF-BE67-A5229A479E55}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2LameEnc.1\ = "AudioEditor2LameEnc Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\NCTAudioEditor2.AudioEditor2FileFormat\CLSID\ = "{CA7B11B2-937E-43AA-B5E8-2D7F084FD39E}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FBAE0062-387B-4792-A3AE-9E05A60C0A72}\TypeLib\ = "{35591CB0-4180-43DE-ACA1-00C9EBA25C61}" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30 PID 2964 wrote to memory of 2984 2964 regsvr32.exe 30
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\Converter\NCTAudioEditor2.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\Converter\NCTAudioEditor2.dll2⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2984
-