Analysis
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max time kernel
130s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 10:09
Static task
static1
Behavioral task
behavioral1
Sample
a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll
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Size
160KB
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MD5
a65eb828eff0a35c59cc2800ac1ec02f
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SHA1
aa8e777c697755277c4ef2a3ff1ebc311dfe7eb9
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SHA256
3117e42e054419174d0969947428f1e25612d52a01122dec2e33a400feed5aff
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SHA512
9f6fa88b64c9858b7ecdc40919e7421f682a105088646638ff85fd644f088381f0efa91d2cbe67d880901fff712eec699811b808fecdfdeb054ea5a4951122a0
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SSDEEP
3072:l/nunYxMu2LHLfPkDwEXYNSQP8k8xP8kFPnEctcEnPFk8vn76qGH9+GRably6X3p:hn81hMdoNSQP8k8xP8kFPnEctcEnPFk/
Malware Config
Signatures
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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 45 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ = "_KwWcEVq87" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib\ = "{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib\ = "{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\TypeLib\ = "{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\N.KwWcEVq87\Clsid\ = "{4A1462F8-7798-4B89-92ED-B700D0FDC925}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\ = "N.KwWcEVq87" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\N.KwWcEVq87\ = "N.KwWcEVq87" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\N.KwWcEVq87\Clsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\ProgID\ = "N.KwWcEVq87" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\ = "N" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ = "_KwWcEVq87" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\VERSION\ = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ProxyStubClsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EE920B3-9477-4F21-BB66-DF44F8D90FC9}\ = "KwWcEVq87" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4A1462F8-7798-4B89-92ED-B700D0FDC925}\VERSION regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\N.KwWcEVq87 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A6CFA0BA-DEE3-47A8-9B41-F42B0345B3EF}\1.0\FLAGS\ = "0" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4832 wrote to memory of 2328 4832 regsvr32.exe 90 PID 4832 wrote to memory of 2328 4832 regsvr32.exe 90 PID 4832 wrote to memory of 2328 4832 regsvr32.exe 90
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\a65eb828eff0a35c59cc2800ac1ec02f_JaffaCakes118.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2328
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4380,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4440 /prefetch:81⤵PID:1964