Analysis
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max time kernel
102s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2022, 23:52
Static task
static1
Behavioral task
behavioral1
Sample
6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll
Resource
win10v2004-20220812-en
General
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Target
6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll
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Size
178KB
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MD5
6ed713a246094f4d8ea1c9ba0c7bbc40
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SHA1
b6aa123bfee4c50a3aa7201d35c20db4c9623dba
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SHA256
6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a
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SHA512
c02a9779074b1b0b5bd4be8a12a6998c0298a8498b52710ac1aa37d83cfc6f0fedf741993749bc373703e964e9efdefbb1fb0990fef4563c146b66060483221f
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SSDEEP
3072:2hp4iHlpDpjnZPDc6zWODdjPuVfn09jTHB/ero/s5Dobrg9XuNS:4p4IprZZZjW+9mhob0VL
Malware Config
Signatures
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Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4c5e637a-16c7-4de3-9c46-5ed22181962d} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4c5e637a-16c7-4de3-9c46-5ed22181962d}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e180344b-ac83-4483-959e-18a5c56a5e19} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e180344b-ac83-4483-959e-18a5c56a5e19}\ = "AudioVolumeMeter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e180344b-ac83-4483-959e-18a5c56a5e19}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e180344b-ac83-4483-959e-18a5c56a5e19}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e180344b-ac83-4483-959e-18a5c56a5e19}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4c5e637a-16c7-4de3-9c46-5ed22181962d}\ = "XAudio2" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4c5e637a-16c7-4de3-9c46-5ed22181962d}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4c5e637a-16c7-4de3-9c46-5ed22181962d}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9cab402c-1d37-44b4-886d-fa4f36170a4c}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9cab402c-1d37-44b4-886d-fa4f36170a4c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9cab402c-1d37-44b4-886d-fa4f36170a4c} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9cab402c-1d37-44b4-886d-fa4f36170a4c}\ = "AudioReverb" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9cab402c-1d37-44b4-886d-fa4f36170a4c}\InProcServer32\ThreadingModel = "Both" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1512 wrote to memory of 3644 1512 regsvr32.exe 79 PID 1512 wrote to memory of 3644 1512 regsvr32.exe 79 PID 1512 wrote to memory of 3644 1512 regsvr32.exe 79
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1512 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\6cbc05ba4d535e8abc3ae0fe4ec4d9c0224539a81103ee8cb48237a0f4263c0a.dll2⤵
- Modifies registry class
PID:3644
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