Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2024, 22:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
VirusShare-005ad3e43370d5c5b32600177f61839c.dll
Resource
win7-20231129-en
3 signatures
150 seconds
General
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Target
VirusShare-005ad3e43370d5c5b32600177f61839c.dll
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Size
561KB
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MD5
005ad3e43370d5c5b32600177f61839c
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SHA1
ef6e2762b0ba40bca082a5c19dc9896225775e35
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SHA256
f03e078fed6e2cc910e0fcc691c4011a2b86d4733712f3151c5662abd1090e24
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SHA512
abfbbb75c373245c8000a301a09ebf8e66890f2ca89a904fe89c5bddb388ba1cd705a933ade5c8da61609fd6163b39ff20ace5812d11808d689d2fece0869cab
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SSDEEP
12288:OgUV94y09yxH1az44i2JiU5VVNIUOZH5by2dRi+UB1/:SVGy0E04wskIZHMERi+UB1
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\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E} regsvr32.exe -
Modifies registry class 11 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\ = "ic" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-005ad3e43370d5c5b32600177f61839c.ic\ = "ic" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-005ad3e43370d5c5b32600177f61839c.ic\Clsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare-005ad3e43370d5c5b32600177f61839c.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-005ad3e43370d5c5b32600177f61839c.ic regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-005ad3e43370d5c5b32600177f61839c.ic\Clsid\ = "{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-DD6A-2947-FDA4-C8E2D379393E}\ProgID\ = "VirusShare-005ad3e43370d5c5b32600177f61839c.ic" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 908 wrote to memory of 2704 908 regsvr32.exe 84 PID 908 wrote to memory of 2704 908 regsvr32.exe 84 PID 908 wrote to memory of 2704 908 regsvr32.exe 84
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\VirusShare-005ad3e43370d5c5b32600177f61839c.dll1⤵
- Suspicious use of WriteProcessMemory
PID:908 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\VirusShare-005ad3e43370d5c5b32600177f61839c.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2704
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