8fa0440884a90d217c683a8a50207068022db140a171049957afbe463d090fd4

Analysis

max time kernel
106s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
23-06-2022 14:36

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General

Target

38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a.rtf
Size

3.7MB
MD5

fd00d713c843371c82be116049b5a6d9
SHA1

e46e115e003d6088655a5c364d6d03551cb0e41b
SHA256

38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a
SHA512

3f5c7ff62a3f3e7d03c7dd69a3195a93ad0490864ffa10af155085755a1de89f9b27a92e67c84594923b87348b5f192714f33467abbd072ee9a9050b2442c07f

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

NTFS ADS 1 IoCs

Processes:

WINWORD.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{436FA780-EABF-4B88-817F-F55A47F6848C}\Client.exe:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4376 WINWORD.EXE
4376 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4376 WINWORD.EXE
4376 WINWORD.EXE
4376 WINWORD.EXE
4376 WINWORD.EXE
4376 WINWORD.EXE
4376 WINWORD.EXE
4376 WINWORD.EXE

pid	process
4376	WINWORD.EXE
4376	WINWORD.EXE

pid	process
4376	WINWORD.EXE
4376	WINWORD.EXE
4376	WINWORD.EXE
4376	WINWORD.EXE
4376	WINWORD.EXE
4376	WINWORD.EXE
4376	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\38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4376

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/4376-130-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-131-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-132-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-133-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-134-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-135-0x00007FFD1E400000-0x00007FFD1E410000-memory.dmp

Filesize
64KB

Download
memory/4376-136-0x00007FFD1E400000-0x00007FFD1E410000-memory.dmp

Filesize
64KB

Download
memory/4376-138-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-139-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-140-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download
memory/4376-141-0x00007FFD20A90000-0x00007FFD20AA0000-memory.dmp

Filesize
64KB

Download