1fb82ffa2f91865b723488994fa3445d8a3c8b37d0e7ca59a63ab83ea69df10c

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 19:54

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General

Target

2013-2014(1)护理学院进度表终稿9.3/11护本、仁本内科护理学/11护本、仁济内护实验进度.xls
Size

61KB
MD5

6574dcc0d1ded67ef1a26f4ded42709e
SHA1

c586a33a0ca0233c79392a00449ed2d67b33ccb9
SHA256

65b8708f537740ccc098d911c6901d769ce8e461be77da40e925ab6d876a6cc4
SHA512

ac8851f6444d5fcf4df34e324e49d2a5868f666e2577266652755ef7e216ed0f67491049a989440fac00f1237deb3fb81baaa493e9155acd48f00a92241989bd
SSDEEP

1536:dxxxE3xVg8NrLFtxTMwjI+uZCpS2DiMGBN8lt16hjBVdLhxFhkb0/7cz8i4H8MiZ:4cVdLhxFabS7cz8i4HViGHPMZm0nJkdk

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

3676 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3676 EXCEL.EXE
3676 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	EXCEL.EXE
3676	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\2013-2014(1)护理学院进度表终稿9.3\11护本、仁本内科护理学\11护本、仁济内护实验进度.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3676

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/3676-132-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-133-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-134-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-135-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-136-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-137-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/3676-138-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/3676-140-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-141-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-142-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/3676-143-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download