d9c6ae4ceb7ede24afeb4c598e3fef327002b6583272a4fa07ba868578d3d62a

Analysis

max time kernel
137s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
05-07-2022 12:17

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General

Target

177.xlsx
Size

176KB
MD5

5ffe37b62296142c38cd3660a5c15351
SHA1

472afded700a957d3a862cc49c0a7519092d00fb
SHA256

d9c6ae4ceb7ede24afeb4c598e3fef327002b6583272a4fa07ba868578d3d62a
SHA512

85f3b64ebe22cf5fa505c6f0611745146a45c91a20ff22761174d101d02d0851af381491df485f431e639f45ed734ada373043cb76ccda302a6a9289b1a36f97

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

624 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	EXCEL.EXE
624	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\177.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:624

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/624-130-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-131-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-132-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-133-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-134-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-135-0x00007FF8CDFC0000-0x00007FF8CDFD0000-memory.dmp

Filesize
64KB

Download
memory/624-136-0x00007FF8CDFC0000-0x00007FF8CDFD0000-memory.dmp

Filesize
64KB

Download
memory/624-138-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-139-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-140-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download
memory/624-141-0x00007FF8D0890000-0x00007FF8D08A0000-memory.dmp

Filesize
64KB

Download