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Analysis
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max time kernel
20s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
31/10/2022, 01:11
Static task
static1
Behavioral task
behavioral1
Sample
c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll
Resource
win7-20220812-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll
Resource
win10v2004-20220812-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll
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Size
140KB
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MD5
91d6a2eef54e500ff233f5dfd1ae2fb0
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SHA1
a1320294e920023ec37675d543718937a73a8b87
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SHA256
c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23
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SHA512
d378638c4a518b738b92fe4352b3fcf93181f790c1c732c07b79c71a96875250ea18a2017325bcf5b506a23ee46d1dfc1ddf1d4440e495baa27430133ce6ecf0
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SSDEEP
3072:BKpHQW/7QuwWTo7MabbfsVnzAd+Ee+K2NY2j:BawWJwio4UEp8dxTF3
Score
1/10
Malware Config
Signatures
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Modifies registry class 33 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MajorVersion = "1" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\NumAPOInterfaces = "1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{147BF94E-33F9-4d26-BCF7-B0BD3AE09367}\ = "AEAudioAPOLFX Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\ = "AEAudioAPODlllib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\0 regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MinorVersion = "0" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MinInputConnections = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AERTACap.DLL\AppID = "{288E7ECC-EB53-45df-8EBD-72EAF9AFCB00}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\FriendlyName = "CAEAudioAPOLFX" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\Copyright = "Copyright (c) Andrea Electronics Corporation" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MaxInputConnections = "1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{288E7ECC-EB53-45df-8EBD-72EAF9AFCB00}\ = "AERTACap" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\FLAGS\ = "0" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MaxOutputConnections = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{288E7ECC-EB53-45df-8EBD-72EAF9AFCB00} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AERTACap.DLL regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{147BF94E-33F9-4d26-BCF7-B0BD3AE09367} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{147BF94E-33F9-4d26-BCF7-B0BD3AE09367}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\HELPDIR regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MaxInstances = "4294967295" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\APOInterface0 = "{86927AFB-CF77-4F21-A657-07A18A952AC8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{147BF94E-33F9-4d26-BCF7-B0BD3AE09367}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\0\win32 regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\Flags = "15" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{147BF94E-33F9-4D26-BCF7-B0BD3AE09367}\MinOutputConnections = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{147BF94E-33F9-4d26-BCF7-B0BD3AE09367}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DCE5A00-FD90-43A1-B62F-1A430B2767D4}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27 PID 1996 wrote to memory of 1696 1996 regsvr32.exe 27
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c641af7598888754de1fac3d08291819b4e2a2d3870828df99e90cdd943bca23.dll2⤵
- Modifies registry class
PID:1696
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