a537774596d7ac16ca41e6f468c76c807747279de12ccb28b489322aee0b92df

Analysis

max time kernel
174s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 10:08

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General

Target

a537774596d7ac16ca41e6f468c76c807747279de12ccb28b489322aee0b92df.xls
Size

46KB
MD5

3cc59cb545020d0d44c8ec9e7e04dc25
SHA1

1a8f8aa0fad3be7faeffc9fab741bd1f727f6290
SHA256

a537774596d7ac16ca41e6f468c76c807747279de12ccb28b489322aee0b92df
SHA512

2fd2107734fa0dabf35d7541b406e8b25851910ff08174e42826573cf8944c0077e8b6c6f8f85a38c1ba5638a76c5438df6f2c0bcd957ce3a3e9cf1e13e7387a
SSDEEP

384:2q+LbYjfL/bb5OFzsHDkecCLKd1W8J1VaFtsa+olw4c8f/JP6RW:N+LbIbKQkecbd1WYwFtn9E6/JP6RW

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

4804 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	EXCEL.EXE
4804	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\a537774596d7ac16ca41e6f468c76c807747279de12ccb28b489322aee0b92df.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4804

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/4804-132-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-134-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-133-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-135-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-136-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-137-0x00007FFF15A20000-0x00007FFF15A30000-memory.dmp

Filesize
64KB

Download
memory/4804-138-0x00007FFF15A20000-0x00007FFF15A30000-memory.dmp

Filesize
64KB

Download
memory/4804-140-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-141-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-142-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download
memory/4804-143-0x00007FFF17CF0000-0x00007FFF17D00000-memory.dmp

Filesize
64KB

Download