cfaf0a949a71ada54af11b81354abb914a0bc8500de9836cb568b011abda1e6b

Analysis

max time kernel
120s
max time network
157s
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

1試務公告/111試務公告.docx
Size

34KB
MD5

f01d389e07cba3a6eb51eaac6a0e40a2
SHA1

4f712503578feb9ee0b5fdaec62e649988f207fb
SHA256

d843297764fbe1a2696dd0fb034780e9cdee1231ceec7c3293f7de08f07b88d0
SHA512

83a29d44d6081ec032f4b02c116377084d6942986107e3c4c9ceb515f39906ed423906ed5898408c4dcfc6fd82dbec0c49b4131fdd20db669fda360ee9e505ef
SSDEEP

768:WcHpRhpJ9jGn3hXBmpkGHwsFAdZ+lZ078hN11LEO:WepRh5yn3hx12wvUH0AJ1LEO

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4452 WINWORD.EXE
4452 WINWORD.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

WINWORD.EXE

pid	process
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	WINWORD.EXE
4452	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\1試務公告\111試務公告.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4452

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/4452-132-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-134-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-133-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-135-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-136-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-137-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4452-138-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4452-140-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-141-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-143-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4452-142-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download