735f4e4a46c441adc84d100d11eeeeca0de9ff4e1b50f3f957652e64f6b0e411

Analysis

max time kernel
103s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 14:03

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General

Target

K1-3K2-2ؿбļ/01.ļ/K3-23ͼֽĿ¼10-23.xls
Size

43KB
MD5

149326e3ae1ea40add2e290b20e53ed5
SHA1

5430c306108d2752ca19c5f408cd7ab04684397c
SHA256

c2dc533c968f60c36a5bb64dff8e6517db897d36e975aa87c5ffb84a77d02659
SHA512

72499e8fb86443bb95dca93ec2d218108b6d0fb6e5d6ac17a217decf4f4868c4229488833b8524991ac4bd24b32d1af5afb090ba0eb70bf1c6d06d94d89da70f
SSDEEP

768:TRRRb+C3NxEjwVxLTI8MtFgG62ZQ2RoOQGOfUP7zfFrZYowQpw5UCnK4jTTQi9O:TRRRb+C3NxEjwVxLTI8MtFgGJZQ28sPb

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

1564 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	EXCEL.EXE
1564	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\K1-3K2-2ؿбļ\01.ļ\K3-23ͼֽĿ¼10-23.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1564-132-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-133-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-134-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-135-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-136-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-137-0x00007FFC2FA10000-0x00007FFC2FA20000-memory.dmp

Filesize
64KB

Download
memory/1564-138-0x00007FFC2FA10000-0x00007FFC2FA20000-memory.dmp

Filesize
64KB

Download
memory/1564-140-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-141-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-142-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download
memory/1564-143-0x00007FFC32230000-0x00007FFC32240000-memory.dmp

Filesize
64KB

Download