bb663a07ed2ad46dd1788600d478278fb327fc6e570a2441d2b670444ce2c672

Analysis

max time kernel
101s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2022 21:36

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General

Target

bb663a07ed2ad46dd1788600d478278fb327fc6e570a2441d2b670444ce2c672.doc
Size

33KB
MD5

7a56a0b4eb5742e8b5f93d5e1e50485c
SHA1

f267bd8164bafa69d0289d8ebd930a71bcb51a5e
SHA256

bb663a07ed2ad46dd1788600d478278fb327fc6e570a2441d2b670444ce2c672
SHA512

3254ed4ee373ac3e41a6c343f767a6499ed746c547b487ca2b1e27d46b7a67b6d64a438fb93619a31b1750ed69c57acdc5082530f6985d57a856e30acbf65d76
SSDEEP

384:8E8iSwvxjk+tqb3TKCVc50jmMOtbg5FeUaWD:8qxw+te3shg5FeUaW

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4412	1280	calc.exe	31

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

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

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	calc.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4756	WINWORD.EXE
4756	WINWORD.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
1060	OpenWith.exe
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	WINWORD.EXE
4756	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\bb663a07ed2ad46dd1788600d478278fb327fc6e570a2441d2b670444ce2c672.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4756

C:\Windows\system32\calc.exe
calc
1⤵
- Process spawned unexpected child process
- Modifies registry class
PID:4412

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:1060

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4756-132-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-133-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-134-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-135-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-136-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-137-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

Filesize
64KB

Download
memory/4756-138-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

Filesize
64KB

Download
memory/4756-140-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-141-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-142-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download
memory/4756-143-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads