Analysis
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max time kernel
141s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 03:31
Behavioral task
behavioral1
Sample
65dc4acf6535446540416dbe5e1949b5_JaffaCakes118.doc
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
65dc4acf6535446540416dbe5e1949b5_JaffaCakes118.doc
Resource
win10v2004-20240508-en
General
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Target
65dc4acf6535446540416dbe5e1949b5_JaffaCakes118.doc
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Size
199KB
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MD5
65dc4acf6535446540416dbe5e1949b5
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SHA1
69a391f2c5c2ab0393d3624a405f5b8ca92bddb3
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SHA256
e9d36b9583acfc91bf20d7a91163677669d0aeeb4ee2faf41209c52a8036c03e
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SHA512
d826dd5b2e11c4008fa5083bf18400ea1a1c43582ede8ec7211d70fd708a2d13bd9aacb5f68b6f489b6da6d06493beb7bfdfe5f6daf92d505ae1ebb1508b8c55
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SSDEEP
3072:9WKWj22TWTogk079THcpOu5UZS5EcbWD+uzp:y/TX07hHcJQoEcKDNzp
Malware Config
Signatures
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Process spawned suspicious child process 1 IoCs
This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.
Processes:
DW20.EXEdescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 4456 1380 DW20.EXE WINWORD.EXE -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdwwin.exedescription 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dwwin.exe -
Enumerates system info in registry 2 TTPs 5 IoCs
Processes:
WINWORD.EXEdwwin.exedescription 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwwin.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 1380 WINWORD.EXE 1380 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
WINWORD.EXEpid process 1380 WINWORD.EXE 1380 WINWORD.EXE 1380 WINWORD.EXE 1380 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
WINWORD.EXEpid process 1380 WINWORD.EXE 1380 WINWORD.EXE 1380 WINWORD.EXE 1380 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEDW20.EXEdescription pid process target process PID 1380 wrote to memory of 4456 1380 WINWORD.EXE DW20.EXE PID 1380 wrote to memory of 4456 1380 WINWORD.EXE DW20.EXE PID 4456 wrote to memory of 2752 4456 DW20.EXE dwwin.exe PID 4456 wrote to memory of 2752 4456 DW20.EXE dwwin.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\65dc4acf6535446540416dbe5e1949b5_JaffaCakes118.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 46842⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 46843⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2752