4f86706094fda2128d60a6021e2f4f0268793c1d2deeb9f23e608b06b0e9179f

Analysis

max time kernel
201s
max time network
243s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-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

113KB
MD5

d2d8300ed8d385454b0e6d8fa457c52f
SHA1

d81b6c8f51063a5db68651902c99f10f89a07410
SHA256

2a1d00d8aef1ff8ad1bbadede784cd0ad3512317ea6cee70a6b8f253c734c8ba
SHA512

9f1a62372eb2e061555b2076a3eda6514e0c09865e7910bcedf1438919ab84893c1c0bbcbc95eefaaa644b1c074d9d9d2a6a83c919ef0650e03f4f365163b8ca
SSDEEP

1536:tvvvqei5iecV9+iFU8j1VvaTbiGw2/vzr5TvqgiecV9+5FU8j1Vvi39Iz6EX0TNX:5EXA0dHbZWvhJH4Etp9819m

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

3328 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE
3328 EXCEL.EXE

pid	process
3328	EXCEL.EXE

pid	process
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	EXCEL.EXE
3328	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:3328

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/3328-132-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/3328-133-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/3328-134-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/3328-135-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/3328-136-0x00007FFC784B0000-0x00007FFC784C0000-memory.dmp

Filesize
64KB

Download
memory/3328-137-0x00007FFC762F0000-0x00007FFC76300000-memory.dmp

Filesize
64KB

Download
memory/3328-138-0x00007FFC762F0000-0x00007FFC76300000-memory.dmp

Filesize
64KB

Download