cfaf0a949a71ada54af11b81354abb914a0bc8500de9836cb568b011abda1e6b

Analysis

max time kernel
111s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
21-10-2022 16:05

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General

Target

3簡章附表/1准考證.docx
Size

24KB
MD5

4304c4f702d467edda10f569072300f3
SHA1

b8b2e63db6661cd9366ddbcaf00965d13a496290
SHA256

721b283cfe810e20d52fdaa8a2f63cae2b825f6e9009e21f152459f726685a4c
SHA512

089750afbdba9be794c893d2f44e252a0151816d53b5dc9e309a77a0b01e9471a8247e0be1230c1a9612950364db8e1c1addce501d3976e512b17cd507f6cf49
SSDEEP

768:es5YhMFVcJrMj5wVXZoB8hhbBwVvgfLK3C:XFFVwMjiVX+UbIgfF

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Processes:

WINWORD.EXE

pid process

4312 WINWORD.EXE
4312 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE
4312 WINWORD.EXE

pid	process
4312	WINWORD.EXE
4312	WINWORD.EXE

pid	process
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE
4312	WINWORD.EXE

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\3簡章附表\1准考證.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4312-132-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-133-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-134-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-135-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-136-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-137-0x00007FF9E2FD0000-0x00007FF9E2FE0000-memory.dmp

Filesize
64KB

Download
memory/4312-138-0x00007FF9E2FD0000-0x00007FF9E2FE0000-memory.dmp

Filesize
64KB

Download
memory/4312-140-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-141-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-142-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download
memory/4312-143-0x00007FF9E5890000-0x00007FF9E58A0000-memory.dmp

Filesize
64KB

Download