1fb82ffa2f91865b723488994fa3445d8a3c8b37d0e7ca59a63ab83ea69df10c

Analysis

max time kernel
101s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-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10班、11仁济助产高级助产学/2013仁��.xls
Size

31KB
MD5

a5b17065019e18bd033ff107dd325fe8
SHA1

aadeeb3b35145fded2407de3cfb74b4d7c5bb814
SHA256

6e46b3390ec1a1e4c77ff43c66da1f32cf4fe0e414304b1ddf5b9dfe11eb1433
SHA512

bf3806f48ca4ac40963798e3029ec3cdebd9fb20a09e4be40cafbfa825ea6a96de97dc962439693eae984092d1cc07dfdc1e1c40bd5dcbc68133eb7cd8202343
SSDEEP

768:d+++K2CL+uzfT26+cuuKyXtR2gBZ95n2o8zVY98:d+++K2CL+uzfT26+cuuKyXRBZ95n25w8

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

4976 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	EXCEL.EXE
4976	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10班、11仁济助产高级助产学\2013仁��.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4976

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/4976-132-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-134-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-133-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-135-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-136-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-137-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4976-138-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4976-140-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-141-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-142-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download
memory/4976-143-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

Filesize
64KB

Download