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Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
11/06/2024, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf
Resource
win10v2004-20240426-en
General
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Target
967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf
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Size
4KB
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MD5
2d6060a66195cf2a68d79606b5eae8f8
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SHA1
426a17bf4ec7f5eb61ca038032fdea22ec401379
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SHA256
967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af
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SHA512
55f0c46bd8fa99604238b06e5bd8737574d69f12b6e52adc3b253805952616f3e7da0a7aa179c1a8bd1d3b07fcab1a49ddd4bbd057c34ca8fb957c78b8269754
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SSDEEP
96:QLl3HYpkWq2Ngv+yp5UglURVkFvHADrseco7VLo6EEGrvJAt5PbANI:iloisN6p59loSFCsA7VREEGrRQ5PbAu
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 4876 4652 DW20.EXE 79 -
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 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 2 IoCs
description ioc Process 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
pid Process 4652 WINWORD.EXE 4652 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4652 WINWORD.EXE 4652 WINWORD.EXE 4652 WINWORD.EXE 4652 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4652 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4652 wrote to memory of 4876 4652 WINWORD.EXE 80 PID 4652 wrote to memory of 4876 4652 WINWORD.EXE 80 PID 4876 wrote to memory of 4436 4876 DW20.EXE 81 PID 4876 wrote to memory of 4436 4876 DW20.EXE 81
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\967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf" /o ""1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4652 -
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 24122⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 24123⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4436
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