Analysis
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max time kernel
35s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 04:25
Static task
static1
Behavioral task
behavioral1
Sample
242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a.dll
Resource
win7-20220812-en
4 signatures
150 seconds
General
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Target
242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a.dll
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Size
153KB
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MD5
8016a2e2b5dc7c7f974696162e82b510
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SHA1
12da48fc2d6b944e2b50de31e52fd9b2cfbc5827
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SHA256
242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a
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SHA512
501f3f2fa6720828f68ee885f8ccdfddaa758854b0d6b5af03d6b5eeaf4476a73d099b5361624ab3d4c070cfebb4af5a7d526349c2e7e8ac40dff9b113874934
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SSDEEP
3072:IsFa+hS4F/XcaSh1VGCADOJW2gCnjCN/teIOvVrRZWeeJ:IChSQ/XcthjqOJWc4GtNoeS
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 1 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\{0D5016FC-A57E-485F-905A-FDA124298AB0} regsvr32.exe -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Default = fc16500d7ea55f48905afda124298ab0 regsvr32.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0D5016FC-A57E-485F-905A-FDA124298AB0}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0D5016FC-A57E-485F-905A-FDA124298AB0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0D5016FC-A57E-485F-905A-FDA124298AB0}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0D5016FC-A57E-485F-905A-FDA124298AB0} regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28 PID 1492 wrote to memory of 960 1492 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\242237134543f8c71adb3b01267412f977afb7bba88a63a63e3614e2b86c3a9a.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:960
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