1fb82ffa2f91865b723488994fa3445d8a3c8b37d0e7ca59a63ab83ea69df10c

Analysis

max time kernel
142s
max time network
153s
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仁护急重症护理/11级仁济急救实验8.7.xls
Size

45KB
MD5

cd948f7fe092092a3c3f947c21eb84d5
SHA1

c53b61089020eb9f89ed0e51833b40701857324f
SHA256

532968eaef9f9f146f848f2d62f49cee3bf137a3e55b17e848f72561f2527507
SHA512

b7aa4b255b8a39ed22de13428615e74dc817de21eea7a40e5fcf7101e3b1597b33fd2ef6ef4b52c139f299a07f5e6289aa851a1583a67cb3d42288554ec42e84
SSDEEP

768:TkkkksOqU8sHu5iai5Df3mGxWi9dkmeXpR2ToZ95rvS9aHVkOFULAObAusB7OjXS:TkkkksOqU8sHu5iai5Df3mGxWi9dkme7

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

688 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	EXCEL.EXE
688	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仁护急重症护理\11级仁济急救实验8.7.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:688

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/688-132-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-133-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-134-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-135-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-136-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-137-0x00007FF871810000-0x00007FF871820000-memory.dmp

Filesize
64KB

Download
memory/688-138-0x00007FF871810000-0x00007FF871820000-memory.dmp

Filesize
64KB

Download
memory/688-140-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-141-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-142-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download
memory/688-143-0x00007FF873990000-0x00007FF8739A0000-memory.dmp

Filesize
64KB

Download