8c3cfdd7e1e162129eedf2c3d9f6f63c133622bfe5d04bccbd823486a85b69ed

Analysis

max time kernel
149s
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
13-12-2022 22:46

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General

Target

8C3CFDD7E1E162129EEDF2C3D9F6F63C133622BFE5D04BCCBD823486A85B69ED.xls
Size

255KB
MD5

18252d898a785e916760be3e63c29a78
SHA1

769301632d80a6c5996e7f9514786e79d044db17
SHA256

8c3cfdd7e1e162129eedf2c3d9f6f63c133622bfe5d04bccbd823486a85b69ed
SHA512

86507a8d28982194e8cca9e95da98d17fde400393997eeb6df980e1da6549c8cb869ad347a0792423be75c8dcaaeb73df8d6e512bc363140cc06be834d60c775
SSDEEP

6144:NKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg9Niwrfx9rNFMMrttRzV5Dz3UxqC8LUcSw:mNbDjP9XH5XIqZLnSw

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4992 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	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\8C3CFDD7E1E162129EEDF2C3D9F6F63C133622BFE5D04BCCBD823486A85B69ED.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4992

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/4992-132-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-133-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-134-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-135-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-136-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-137-0x00007FFA4A2F0000-0x00007FFA4A300000-memory.dmp

Filesize
64KB

Download
memory/4992-138-0x00007FFA4A2F0000-0x00007FFA4A300000-memory.dmp

Filesize
64KB

Download
memory/4992-140-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-141-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-142-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download
memory/4992-143-0x00007FFA4CB50000-0x00007FFA4CB60000-memory.dmp

Filesize
64KB

Download