65cbcbe6aa0d7a37fe7f8de72582ace9b513e516ae3445e5b61c6f151a535426

Analysis

max time kernel
179s
max time network
188s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 11:37

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General

Target

Excel萬用表格/人事表格管理/加班申請單.xls
Size

16KB
MD5

31cf62556c822e04addc010deb50cd64
SHA1

023b690dea996b260ed9cdba3bba73e8d5b0799b
SHA256

53287bf6899b85ca9f92f415aa37a4d5c2b5b7b6421c31fd29b866c707e15292
SHA512

9b62dbaf622e536ee710210f8680c854af0b8a11a71602a94d614283ba5c869c4c9202c1fa52166df65523bad69c56f31a953fe788dfc3efbb5dcd01990ac45a
SSDEEP

96:Uo+rshTUg/XPo/Aok06RVBVciFmxTrcVfbhuBBwCHY53BCTC1dIlJuzVS:Uo+rshTUg/XPLoiVf9uBCC4pBCO1VY

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

2808 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2808 EXCEL.EXE
2808 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	EXCEL.EXE
2808	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\Excel萬用表格\人事表格管理\加班申請單.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2808

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2808-1-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-0-0x00007FFA7A310000-0x00007FFA7A320000-memory.dmp

Filesize
64KB

Download
memory/2808-2-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-4-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-6-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-8-0x00007FFA7A310000-0x00007FFA7A320000-memory.dmp

Filesize
64KB

Download
memory/2808-10-0x00007FFA7A310000-0x00007FFA7A320000-memory.dmp

Filesize
64KB

Download
memory/2808-9-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-12-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-11-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-13-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-7-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-5-0x00007FFA7A310000-0x00007FFA7A320000-memory.dmp

Filesize
64KB

Download
memory/2808-3-0x00007FFA7A310000-0x00007FFA7A320000-memory.dmp

Filesize
64KB

Download
memory/2808-14-0x00007FFA77AE0000-0x00007FFA77AF0000-memory.dmp

Filesize
64KB

Download
memory/2808-15-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-16-0x00007FFA77AE0000-0x00007FFA77AF0000-memory.dmp

Filesize
64KB

Download
memory/2808-18-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-19-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download
memory/2808-20-0x00007FFABA290000-0x00007FFABA485000-memory.dmp

Filesize
2.0MB

Download