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Analysis
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max time kernel
37s -
max time network
41s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 02:40
Static task
static1
Behavioral task
behavioral1
Sample
8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081.dll
Resource
win7-20220812-en
3 signatures
150 seconds
General
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Target
8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081.dll
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Size
342KB
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MD5
39136c1194b5336df556399a956b1300
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SHA1
86e93a81208b0993a77b706ff37653027fa021e0
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SHA256
8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081
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SHA512
63c8182cb2164dfd92dd974ddefb898a1b741b4ce9df3b905de71218e2eae3f504a8ea4dba09f6fd905126d2ac61a8e42a87052ac27b3c4ad633e343c826c69b
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SSDEEP
6144:w1LtA8+iRBsvHzCHmGCVAjvOzsbCd6v4anBYzTBnfAkU+9DhQeWN:wZFP6zBVAyzsbCdoBYzT1fAsDhQxN
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0c104084-3741-624f-70e1-c1a0d51030e4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{0c104084-3741-624f-70e1-c1a0d51030e4}\NoExplorer = "\"\"" regsvr32.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0c104084-3741-624f-70e1-c1a0d51030e4}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0c104084-3741-624f-70e1-c1a0d51030e4}\InProcServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0c104084-3741-624f-70e1-c1a0d51030e4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0c104084-3741-624f-70e1-c1a0d51030e4}\ = "adssite" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0c104084-3741-624f-70e1-c1a0d51030e4}\InProcServer32 regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27 PID 1672 wrote to memory of 1580 1672 regsvr32.exe 27
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\8069f6d28bce68df2273b4162fe730512c5c895ab813bfee1d0da80061047081.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1580
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