f3ed5aa73ee8261ed9c1231f53c84fc75128c536c1387f704ecf701e02e05912

Resubmissions

02-04-2023 21:00

230402-ztkmssaf63 10

02-04-2023 21:00

230402-ztb1naaf59 8

02-04-2023 19:34

230402-x95lssbe3y 10

Analysis

max time kernel
9s
max time network
12s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2023 21:00

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General

Target

f3ed5aa73ee8261ed9c1231f53c84fc75128c536c1387f704ecf701e02e05912.doc
Size

699KB
MD5

e2b75e2ccc3d5309653dabe4de2cc9a6
SHA1

c265fc8f620dd242c71bb4644725097e5b27fff6
SHA256

f3ed5aa73ee8261ed9c1231f53c84fc75128c536c1387f704ecf701e02e05912
SHA512

378595f0908d462dbfc842468485c5734371da685117bdb8f3d6ec0c80ff19f51ba9b9d1be03f683889caf9570be8b4bd42b3097c20fb7df5552d37a711d747a
SSDEEP

12288:ieBDrBqfxtgV2rL1OlSogN/wLoRexQY0V5sEGI6D2YSrjWY6MkfnrueA4:fDSeV2rL1FoA/w0Y0V5/6D2dvWYIPruB

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

2148 WINWORD.EXE
2148 WINWORD.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

WINWORD.EXE

pid process

2148 WINWORD.EXE
2148 WINWORD.EXE
2148 WINWORD.EXE
2148 WINWORD.EXE
2148 WINWORD.EXE

pid	process
2148	WINWORD.EXE
2148	WINWORD.EXE

pid	process
2148	WINWORD.EXE
2148	WINWORD.EXE
2148	WINWORD.EXE
2148	WINWORD.EXE
2148	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\f3ed5aa73ee8261ed9c1231f53c84fc75128c536c1387f704ecf701e02e05912.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2148

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/2148-133-0x00007FFDAB790000-0x00007FFDAB7A0000-memory.dmp

Filesize
64KB

Download
memory/2148-134-0x00007FFDAB790000-0x00007FFDAB7A0000-memory.dmp

Filesize
64KB

Download
memory/2148-135-0x00007FFDAB790000-0x00007FFDAB7A0000-memory.dmp

Filesize
64KB

Download
memory/2148-136-0x00007FFDAB790000-0x00007FFDAB7A0000-memory.dmp

Filesize
64KB

Download
memory/2148-137-0x00007FFDAB790000-0x00007FFDAB7A0000-memory.dmp

Filesize
64KB

Download
memory/2148-138-0x00007FFDA8E30000-0x00007FFDA8E40000-memory.dmp

Filesize
64KB

Download
memory/2148-139-0x00007FFDA8E30000-0x00007FFDA8E40000-memory.dmp

Filesize
64KB

Download