8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5

Analysis

max time kernel
106s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-05-2022 22:10

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General

Target

8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5.doc
Size

41KB
MD5

3e524f5d9de76615f878bfbe9f9f4cac
SHA1

7a3b9b2d7a0f019dc9c9734da57aef1163f2f74e
SHA256

8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5
SHA512

b1f53cfc6dbd07bc67e79b6955af5b595ef18a6b926103934f271facb1124d2d997e8d57d9cc8e69a15a8420cfbf391775328426799b10dffce59f1bd9a1b1f7

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

WINWORD.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c2b72f86b8ca51642c4a902887830d3e.js	WINWORD.EXE

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

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

Processes:

WINWORD.EXE

pid process

396 WINWORD.EXE
396 WINWORD.EXE
396 WINWORD.EXE
396 WINWORD.EXE
396 WINWORD.EXE
396 WINWORD.EXE
396 WINWORD.EXE

pid	process
396	WINWORD.EXE
396	WINWORD.EXE

pid	process
396	WINWORD.EXE
396	WINWORD.EXE
396	WINWORD.EXE
396	WINWORD.EXE
396	WINWORD.EXE
396	WINWORD.EXE
396	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\8e76efb8ca44047f31a9933cb281a119905ec7e390b774ac2493d5c29bbdcbe5.doc" /o ""
1⤵
- Drops startup file
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:396

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/396-130-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-131-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-132-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-133-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-134-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-135-0x00007FFC0A4A0000-0x00007FFC0A4B0000-memory.dmp

Filesize
64KB

Download
memory/396-136-0x00007FFC0A4A0000-0x00007FFC0A4B0000-memory.dmp

Filesize
64KB

Download
memory/396-138-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-139-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-140-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download
memory/396-141-0x00007FFC0C950000-0x00007FFC0C960000-memory.dmp

Filesize
64KB

Download