a66b7869d59bbf90b5994332bac57bcbc0b377cee9f0c59c078795ea7b4c99d1

Analysis

max time kernel
261s
max time network
265s
platform
windows10-2004_x64
resource
win10v2004-20230221-es
resource tags

arch:x64arch:x86image:win10v2004-20230221-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
27-03-2023 16:15

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General

Target

Victoria537/Help/English/dcomemo.rtf
Size

1KB
MD5

b37c2599a7e0ee739136ec4342616fcd
SHA1

31ee8064a1b29732a0233362e094c7439182a467
SHA256

dddceee9ccbbcacfad9f4c9e04608dde42e43158985d6bebe761e2c1957d0908
SHA512

2910e2ecacbf81674507eff539299384ecc881a7209bc8f0aab8faf50350bc4bf83ca741a75a868c78dd7f90da79f8a29bad46225d0fdc26d9c097c43f11054d

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

1276 WINWORD.EXE
1276 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

1276 WINWORD.EXE
1276 WINWORD.EXE
1276 WINWORD.EXE
1276 WINWORD.EXE
1276 WINWORD.EXE
1276 WINWORD.EXE
1276 WINWORD.EXE

pid	process
1276	WINWORD.EXE
1276	WINWORD.EXE

pid	process
1276	WINWORD.EXE
1276	WINWORD.EXE
1276	WINWORD.EXE
1276	WINWORD.EXE
1276	WINWORD.EXE
1276	WINWORD.EXE
1276	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\Victoria537\Help\English\dcomemo.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1276

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/1276-133-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-134-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-135-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-136-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-137-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-138-0x00007FF960480000-0x00007FF960490000-memory.dmp

Filesize
64KB

Download
memory/1276-139-0x00007FF960480000-0x00007FF960490000-memory.dmp

Filesize
64KB

Download
memory/1276-168-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-169-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-170-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download
memory/1276-171-0x00007FF962D30000-0x00007FF962D40000-memory.dmp

Filesize
64KB

Download