Analysis
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max time kernel
128s -
max time network
146s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
21-03-2023 23:29
Behavioral task
behavioral1
Sample
b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5.doc
Resource
win10-20230220-en
General
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Target
b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5.doc
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Size
231KB
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MD5
c53dd8ae3727ecb19a8a009476863f14
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SHA1
f314783d12a8bd97333b0e524897811b155dcfcb
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SHA256
b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5
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SHA512
fa4d072f4f6329eab723931a8e4b8ec4d0bc23e84700999b78b552afe7ab64d1e0e2aebb51b55cedd7619033024e377ee42b33ba6daa86c1140174ad05faff63
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SSDEEP
6144:NoK2NIve7Crm2S+sgD22TMp7Gw8WL2/URpM:Kgm7CC2rD2J74ApM
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.
Processes:
WINWORD.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 -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.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 -
Script User-Agent 10 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 8 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 10 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 16 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 18 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 20 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 22 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 12 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 14 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 24 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 26 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 2148 WINWORD.EXE 2148 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 WINWORD.EXE 2148 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\b6c8bc00e90ec6914272a9c099be7e8f249ccbaad0a0736133209fc9d47678c5.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2148