Analysis
-
max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
28-10-2023 19:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
NEAS.97c443b0903470b440f78e39d32ed760.dll
Resource
win7-20231020-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.97c443b0903470b440f78e39d32ed760.dll
Resource
win10v2004-20231023-en
windows10-2004-x64
3 signatures
150 seconds
General
-
Target
NEAS.97c443b0903470b440f78e39d32ed760.dll
-
Size
869KB
-
MD5
97c443b0903470b440f78e39d32ed760
-
SHA1
edd88969aa68089d29a4ab462f24ffab4f25ea82
-
SHA256
958599aafad2245abf6a154b5c8c1b738e6633dfcbced531063825938db6f0da
-
SHA512
8acbab25b20649ab7b2d53ea8ca8e618883f3c873b9f2334d71e464e061862b2ab1b9b1d0e06b5a0bd3e73466274a85031ef2f6080dc6d18a4a4cdd456c6df1c
-
SSDEEP
24576:b0az6cu3WVd/jBhc2Uhc2UF4C6Hmit8NZt8NZJY5Ag1dLwHRDRj:b0az6cbd/jBhc2Uhc2UF4C6Hmit8NZtk
Score
1/10
Malware Config
Signatures
-
Modifies registry class 55 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.97c443b0903470b440f78e39d32ed760.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\ regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2500 2192 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.97c443b0903470b440f78e39d32ed760.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\NEAS.97c443b0903470b440f78e39d32ed760.dll2⤵
- Modifies registry class
PID:2500
-