Analysis
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max time kernel
43s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
10-02-2023 19:08
Behavioral task
behavioral1
Sample
c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll
Resource
win7-20220812-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll
Resource
win10v2004-20220812-en
2 signatures
150 seconds
General
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Target
c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll
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Size
413KB
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MD5
ba46df9d3f7e28d6a51d55336a5e4650
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SHA1
3c0d25bb5cf9dcbe8a1c099f30e09cb47fa7c77b
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SHA256
c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0
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SHA512
02bd4faf23058b60dc3ca65f1fb6343f770a443121baee0304d058bcc2d8d9aa34a1ca26dc93a5c80e0d9132de673cf3c50106196bf2f9584d2f5ea01ca3faf2
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SSDEEP
12288:3wYi5jnVFirc4dMix7yK2hkX/KhvNnKrqzk+:3wYiDhC
Score
1/10
Malware Config
Signatures
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Modifies registry class 44 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\ = "APS" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ = "APSCLS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ = "_APSCLS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\VERSION regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\APS.APSCLS\Clsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ = "_APSCLS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\VERSION\ = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\APS.APSCLS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\ProgID\ = "APS.APSCLS" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{26971F60-E781-41FA-B587-63BC84E5125A}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib\ = "{26971F60-E781-41FA-B587-63BC84E5125A}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\ = "APS.APSCLS" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\APS.APSCLS\Clsid\ = "{9EAD174F-3537-478B-8DE2-94DE58691B3E}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib\ = "{26971F60-E781-41FA-B587-63BC84E5125A}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8279CEF9-3C00-4B60-A565-81E289B66415}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9EAD174F-3537-478B-8DE2-94DE58691B3E}\TypeLib\ = "{26971F60-E781-41FA-B587-63BC84E5125A}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\APS.APSCLS\ = "APS.APSCLS" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
regsvr32.exedescription pid process target process PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe PID 912 wrote to memory of 1600 912 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c5c81d1d508b9aaa16867bd48c1ed280aefb54781ba86ba4f8c3d333eaa0fff0.dll2⤵
- Modifies registry class
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/912-54-0x000007FEFBF41000-0x000007FEFBF43000-memory.dmpFilesize
8KB
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memory/1600-55-0x0000000000000000-mapping.dmp
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memory/1600-56-0x00000000761F1000-0x00000000761F3000-memory.dmpFilesize
8KB
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memory/1600-57-0x0000000011000000-0x000000001106E000-memory.dmpFilesize
440KB