Overview
overview
3Static
static
3ExSoftware...al.dll
windows7-x64
1ExSoftware...al.dll
windows10-2004-x64
1ExSoftware...al.dll
windows7-x64
3ExSoftware...al.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-1.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...-0.dll
windows10-2004-x64
3ExSoftware...or.dll
windows7-x64
3ExSoftware...or.dll
windows10-2004-x64
3ExSoftware...47.dll
windows10-2004-x64
3ExSoftware...l3.dll
windows7-x64
3ExSoftware...l3.dll
windows10-2004-x64
ExSoftware...ts.dll
windows7-x64
3ExSoftware...ts.dll
windows10-2004-x64
3ExSoftware...bs.dll
windows7-x64
3ExSoftware...bs.dll
windows10-2004-x64
3Analysis
-
max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
12-08-2024 06:39
Static task
static1
Behavioral task
behavioral1
Sample
ExSoftware/AcXtrnal.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
ExSoftware/AcXtrnal.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
ExSoftware/Debug/IA2Marshal.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
ExSoftware/Debug/IA2Marshal.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
ExSoftware/Debug/api-ms-win-core-localization-l1-2-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
ExSoftware/Debug/api-ms-win-core-processthreads-l1-1-1.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
ExSoftware/Debug/api-ms-win-core-synch-l1-2-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral8
Sample
ExSoftware/Debug/api-ms-win-core-timezone-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
ExSoftware/Debug/api-ms-win-crt-conio-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
ExSoftware/Debug/api-ms-win-crt-convert-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
ExSoftware/Debug/api-ms-win-crt-environment-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral12
Sample
ExSoftware/Debug/api-ms-win-crt-filesystem-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
ExSoftware/Debug/api-ms-win-crt-heap-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
ExSoftware/Debug/api-ms-win-crt-locale-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
ExSoftware/Debug/api-ms-win-crt-math-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral16
Sample
ExSoftware/Debug/api-ms-win-crt-multibyte-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
ExSoftware/Debug/api-ms-win-crt-private-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral18
Sample
ExSoftware/Debug/api-ms-win-crt-process-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
ExSoftware/Debug/api-ms-win-crt-runtime-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral20
Sample
ExSoftware/Debug/api-ms-win-crt-stdio-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
ExSoftware/Debug/api-ms-win-crt-string-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral22
Sample
ExSoftware/Debug/api-ms-win-crt-time-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
ExSoftware/Debug/api-ms-win-crt-utility-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral24
Sample
ExSoftware/Debug/breakpadinjector.dll
Resource
win7-20240704-en
Behavioral task
behavioral25
Sample
ExSoftware/Debug/breakpadinjector.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral26
Sample
ExSoftware/Debug/d3dcompiler_47.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
ExSoftware/Debug/freebl3.dll
Resource
win7-20240705-en
Behavioral task
behavioral28
Sample
ExSoftware/Debug/freebl3.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
ExSoftware/Debug/ipcclientcerts.dll
Resource
win7-20240704-en
Behavioral task
behavioral30
Sample
ExSoftware/Debug/ipcclientcerts.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
ExSoftware/Debug/lgpllibs.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
ExSoftware/Debug/lgpllibs.dll
Resource
win10v2004-20240802-en
General
-
Target
ExSoftware/Debug/IA2Marshal.dll
-
Size
70KB
-
MD5
c46ae8d509751485f5f10d77038eba8c
-
SHA1
cb3ec21c3e79d966f436fddeb37cc6475d851e46
-
SHA256
53e9e5fac599cedb19a3103db0a1a381f3e39644e15ff254b4aca7d4c821d311
-
SHA512
dd2162c88c91ef83d99c05f4d2a6afd02afe7de461cda1f0bcb4974c5533462bd669405b6e6d1d487cdb03fa4a3cb1f404e9b1aa6be6b5e126c832a5f7618496
-
SSDEEP
768:HVE8itx4Hzn4LkjO4/6uRzN4O1b/EVyWDGehi:HVEET4LkjOSqVyp
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35855B5B-C566-4FD0-A7B1-E65465600394}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7CDF86EE-C3DA-496A-BDA4-281B336E1FDC}\ = "IAccessibleRelation" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}\NumMethods\ = "14" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\ = "IAccessibleHypertext" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35855B5B-C566-4FD0-A7B1-E65465600394}\NumMethods\ = "7" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\NumMethods\ = "46" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3}\ = "IAccessibleEditableText" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}\ = "IAccessibleText" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ExSoftware\\Debug\\IA2Marshal.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}\NumMethods\ = "9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}\NumMethods\ = "4" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\NumMethods\ = "26" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{594116B1-C99F-4847-AD06-0A7A86ECE645} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}\ = "IAccessibleDocument" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\ = "IAccessibleImage" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\ = "IAccessibleHypertext2" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\NumMethods\ = "25" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{594116B1-C99F-4847-AD06-0A7A86ECE645}\NumMethods\ = "12" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}\NumMethods\ = "22" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6C9430E9-299D-4E6F-BD01-A82A1E88D3FF}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6C9430E9-299D-4E6F-BD01-A82A1E88D3FF}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\NumMethods\ = "32" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\ = "IAccessible2_3" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1546D4B0-4C98-4BDA-89AE-9A64748BDDE4}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\NumMethods\ = "6" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}\ = "IAccessibleText2" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E} regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30 PID 2564 wrote to memory of 2740 2564 regsvr32.exe 30
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\IA2Marshal.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\IA2Marshal.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2740
-