fcaf6de09617f5e5b814582b6a19e947081ada037519dd8cde42cf99c23e9ca0

Analysis

max time kernel
186s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:22

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General

Target

博物馆/92园林费用表.xls
Size

18KB
MD5

64c9f4ca4c70dd16adde4388c4c48e90
SHA1

0964fc33a455941517876ede8516d96689ee58ce
SHA256

4258d8d2b18499c8c037815731217bc9f6e27dfe9cb2002bd5447ffbf0fb1382
SHA512

cbd4a51fb2f0a5051e1cd41379d6553b4ac9e8000f662dd5b1b18171b55e6c481cbd899b74f8244e64ac4bbb773b8850b448b9da44a956206016ec58c00bd690
SSDEEP

96:yblgCiplplpl/Vbh2VR2GUPcdyg6+f22NQwXcmN74d2b8h6CMglejkpinItGrMx8:yPiplplpl/Fh+R20Qws59645

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:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4940 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE
4940	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\博物馆\92园林费用表.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4940

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

Replay Monitor

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Downloads

memory/4940-132-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-133-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-134-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-135-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-136-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-137-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

Filesize
64KB

Download
memory/4940-138-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

Filesize
64KB

Download
memory/4940-140-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-141-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-142-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download
memory/4940-143-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

Filesize
64KB

Download