1a23cac89869879a8096b7ae1eecff4aefd7c1e3a5b9ccebce1519e7575b7131

Analysis

max time kernel
103s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:20

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General

Target

通知.doc
Size

67KB
MD5

583458381f566322b7868e8cefc836aa
SHA1

6ecb6caf7cd455cbde585ae3cf839af86482efb4
SHA256

38e6634ba3c4d1e242385b3112af7dd3cd40883c7dca6833314e531d1978ca7b
SHA512

057b1cfbb194d110378f0fa1f3f5f0f8a889c86a3a20c589fc4ace2bd14cff83532fa974168d2f041541b6d505cc700c09a14663c1e9996b770f81de800cd30d
SSDEEP

1536:4r05RV1zOym/IJoeiuRbRoQA5EcbXazye:7OyAUHoQWZrazy

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4880 WINWORD.EXE
4880 WINWORD.EXE

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

WINWORD.EXE

pid	process
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	WINWORD.EXE
4880	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\通知.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4880

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/4880-132-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-133-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-134-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-135-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-136-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-137-0x00007FF83D570000-0x00007FF83D580000-memory.dmp

Filesize
64KB

Download
memory/4880-138-0x00007FF83D570000-0x00007FF83D580000-memory.dmp

Filesize
64KB

Download
memory/4880-140-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-141-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-142-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4880-143-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download