Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 11:44
Static task
static1
Behavioral task
behavioral1
Sample
a97f874d6313ccfefceec77c2ccf1fda_JaffaCakes118.rtf
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
a97f874d6313ccfefceec77c2ccf1fda_JaffaCakes118.rtf
Resource
win10v2004-20240611-en
General
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Target
a97f874d6313ccfefceec77c2ccf1fda_JaffaCakes118.rtf
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Size
814KB
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MD5
a97f874d6313ccfefceec77c2ccf1fda
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SHA1
0b140d33ec06f7387ad3763e30c091b255d4115e
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SHA256
b5abd46caecf027f71d1dc3c78d490092a82d70dea355cf83523a70b6967be6e
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SHA512
fd8e26830e6a511ae8b16cd6798cde208bf0584ba4f89fd2321b6a47ccde401860bbec1485904dea0feae42349b553744711d4e5d3bf3b4631bb9119b1b69110
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SSDEEP
12288:e+WhWEyIueil9U4zx+InkxPn6L7KHPpwsXafAJJDBuoMY3l9Uae:eIRIWl9U4zUNP6HnqafAv1n3l9UB
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
NTFS ADS 5 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\inteldriverupd1.sct:Zone.Identifier WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\decoy.doc:Zone.Identifier WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\task.bat:Zone.Identifier WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\exe.exe:Zone.Identifier WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\2nd.bat:Zone.Identifier WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 404 WINWORD.EXE 404 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 404 WINWORD.EXE 404 WINWORD.EXE 404 WINWORD.EXE 404 WINWORD.EXE 404 WINWORD.EXE 404 WINWORD.EXE 404 WINWORD.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\a97f874d6313ccfefceec77c2ccf1fda_JaffaCakes118.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:404
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\{8CA07FB6-FAB0-438F-953D-1DDEB2A88F2D}\inteldriverupd1.sct:Zone.Identifier
Filesize26B
MD5fbccf14d504b7b2dbcb5a5bda75bd93b
SHA1d59fc84cdd5217c6cf74785703655f78da6b582b
SHA256eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913
SHA512aa1d2b1ea3c9de3ccadb319d4e3e3276a2f27dd1a5244fe72de2b6f94083dddc762480482c5c2e53f803cd9e3973ddefc68966f974e124307b5043e654443b98