4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
300s
max time network
388s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:26

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General

Target

Ҵֱ20%ϵ/߲/ïK4ؿA1~.doc
Size

18KB
MD5

3bb6e29813b6bdafebef9accf67cee71
SHA1

4a4aa993c42db08006af3c1281f8f09afa4021d7
SHA256

83ef90870a93096d584ecff18e1096013965c95f8c138de2cf82a822d5245ddc
SHA512

ee13879b13c91c9af8cb0fcac763a7f3c1c68bb57f149283ff58ac24a94f3ef2fd21c1811675923afb8760f45df401052a0b4660b40bf3ed47448e11a8f84247
SSDEEP

192:y4Q5o7CS9nt3g1sEkV6OkXC/I/ch9Q0rHhw888j/Hh////Hh//////Q0x0//VhHk:CG7CS/3gyLxkXCVqyarfMVH

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

4992 WINWORD.EXE
4992 WINWORD.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

WINWORD.EXE

pid process

4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE
4992 WINWORD.EXE

pid	process
4992	WINWORD.EXE
4992	WINWORD.EXE

pid	process
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	WINWORD.EXE
4992	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\Ҵֱ20%ϵ\߲\ïK4ؿA1~.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4992

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/4992-132-0x00007FFD1D890000-0x00007FFD1D8A0000-memory.dmp

Filesize
64KB

Download
memory/4992-133-0x00007FFD1D890000-0x00007FFD1D8A0000-memory.dmp

Filesize
64KB

Download
memory/4992-134-0x00007FFD1D890000-0x00007FFD1D8A0000-memory.dmp

Filesize
64KB

Download
memory/4992-135-0x00007FFD1D890000-0x00007FFD1D8A0000-memory.dmp

Filesize
64KB

Download
memory/4992-136-0x00007FFD1D890000-0x00007FFD1D8A0000-memory.dmp

Filesize
64KB

Download
memory/4992-137-0x00007FFD1B200000-0x00007FFD1B210000-memory.dmp

Filesize
64KB

Download
memory/4992-138-0x00007FFD1B200000-0x00007FFD1B210000-memory.dmp

Filesize
64KB

Download