37ad1a49dd4702aa040cd51ab984ca3bd90f4477d3b6496a84b27784d1a3a905

Analysis

max time kernel
161s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 02:56

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General

Target

37ad1a49dd4702aa040cd51ab984ca3bd90f4477d3b6496a84b27784d1a3a905.xls
Size

257KB
MD5

8f5ba99294572fddd07c4ee6b811bd98
SHA1

f45529054a06d3701457f3eb4f8dca227ef8b826
SHA256

37ad1a49dd4702aa040cd51ab984ca3bd90f4477d3b6496a84b27784d1a3a905
SHA512

0c6eef0250b05962dc1ca70c0bc60101332619b071403b2dfc7c28752e0ba2e2d84191563be65f648aea73f603e1fa50ab4ad5ba9d68b9f61a9e0583bcaa307a
SSDEEP

3072:/0wc82vlAViEiKYH1glo8z9AKU6tjcc0lbxOIoAZb1JtXw9R:Tc82Sde+9VU+iTY

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

628 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	EXCEL.EXE
628	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\37ad1a49dd4702aa040cd51ab984ca3bd90f4477d3b6496a84b27784d1a3a905.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:628

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/628-132-0x00007FFD1B230000-0x00007FFD1B240000-memory.dmp

Filesize
64KB

Download
memory/628-133-0x00007FFD1B230000-0x00007FFD1B240000-memory.dmp

Filesize
64KB

Download
memory/628-134-0x00007FFD1B230000-0x00007FFD1B240000-memory.dmp

Filesize
64KB

Download
memory/628-135-0x00007FFD1B230000-0x00007FFD1B240000-memory.dmp

Filesize
64KB

Download
memory/628-136-0x00007FFD1B230000-0x00007FFD1B240000-memory.dmp

Filesize
64KB

Download
memory/628-137-0x00007FFD188D0000-0x00007FFD188E0000-memory.dmp

Filesize
64KB

Download
memory/628-138-0x00007FFD188D0000-0x00007FFD188E0000-memory.dmp

Filesize
64KB

Download