4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
175s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:26

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General

Target

Ҵֱ20%ϵ//K4ؿܰ1�.xls
Size

102KB
MD5

076a08ba78cd69e24a567edaf66b34f8
SHA1

0d5d3ddf382e0b5732d70dfafd092e214eca4af0
SHA256

7136f3f30055b1e0c36666ef117943f65127c3903189cbad041786fdb435c0a2
SHA512

21fcd6163f69721bc63f1eb25469a02a7ca7788a3c5f09badda766cfe23dcbe8abe2b5454292b3ad964a2a4638ef051e22e9fd81f744caf3fc794d1842c0cc12
SSDEEP

1536:4vvvqei5iecV9+iFU8j1VvaTbiGw2/zrI9v5mwlEC9iceNvJ/qZ3P5WFt1yKFrU:Nwy3BqZ3P5WFt1y1/c8EWo

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

4284 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	EXCEL.EXE
4284	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\Ҵֱ20%ϵ\\K4ؿܰ1�.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4284

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/4284-132-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-135-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-136-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-134-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-133-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-137-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/4284-138-0x00007FFC42D80000-0x00007FFC42D90000-memory.dmp

Filesize
64KB

Download
memory/4284-140-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-141-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-142-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download
memory/4284-143-0x00007FFC45150000-0x00007FFC45160000-memory.dmp

Filesize
64KB

Download