Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
19-08-2023 12:38
Static task
static1
Behavioral task
behavioral1
Sample
9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll
Resource
win10v2004-20230703-en
General
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Target
9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll
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Size
240KB
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MD5
807f12a0172d71dc120a594644d93216
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SHA1
0dfb097b66c1084ae0923906f62a257cda116462
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SHA256
9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a
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SHA512
92f5993942b7f3d99d9833973c302a110a4348da81d86309e4dff5aeb54c3d6327b01e506ca578e6a4585fb2dd4d2889e367deb0f6edc2c6eac8838f1fd06063
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SSDEEP
3072:sctqzlb7N3v82ymJPefMNNt2Z/ADBvlhUAfRgaCsNxBWUtOjMbeqxMVvP:/t0pFymJP0MftwoDPdgaCoiIktvP
Malware Config
Signatures
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Modifies registry class 45 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ = "O4" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ = "_O4" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ = "_O4" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\ = "debugTools.O4" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\TypeLib\ = "{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\debugTools.O4\Clsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib\ = "{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\ = "debugTools" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib\Version = "3e.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\ProgID\ = "debugTools.O4" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\debugTools.O4\ = "debugTools.O4" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\VERSION\ = "62.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib\Version = "3e.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}\VERSION regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\debugTools.O4 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\debugTools.O4\Clsid\ = "{CA643503-8BD9-486F-B9E9-E7B3E82FABDB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}\3e.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\TypeLib\ = "{C3A9713A-E00B-4063-AE9A-BEC67CEF0D42}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{622511D1-F4DF-45AD-A8B0-A178B3B08FB5}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28 PID 2508 wrote to memory of 2512 2508 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\9d0c07981e6b3903c1ef1d3c1a29e9afe471bf0fec24f73606d7697fe109ff1a.dll2⤵
- Modifies registry class
PID:2512
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