Analysis
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max time kernel
101s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04-01-2023 12:41
Static task
static1
Behavioral task
behavioral1
Sample
77d3eb1a7c578f265ed939a163907172b0f2ff2f.rtf
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
77d3eb1a7c578f265ed939a163907172b0f2ff2f.rtf
Resource
win10v2004-20220812-en
General
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Target
77d3eb1a7c578f265ed939a163907172b0f2ff2f.rtf
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Size
32KB
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MD5
1c8dff1ba5adb253c975739d5d9efe57
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SHA1
77d3eb1a7c578f265ed939a163907172b0f2ff2f
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SHA256
faf71181b4aee21a871a05e74566356faca82201252d20cb3ef1cd75dcef2b16
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SHA512
fb288e2829bb9a55fcca55029565000f3f9a69ad70a78285792a2b318f84fd56270221a96af9140427864e8c0cf5c2154de24d49ac5b2563ebcfb40573e07b64
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SSDEEP
768:eWPFx0XaIsnPRIa4fwJMw9GeKjD6PNCL8yGSobsWcXcF:FPf0Xvx3EMwM6Kt6CcF
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 5028 WINWORD.EXE 5028 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 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\77d3eb1a7c578f265ed939a163907172b0f2ff2f.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5028