f9e3e2a6d98c149b91ae433df80d949915e86cf0a6741b24acdce491329fb09f

Analysis

max time kernel
119s
max time network
124s
platform
windows10_x64
resource
win10-en-20211014
submitted
21-10-2021 18:46

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General

Target

f9e3e2a6d98c149b91ae433df80d949915e86cf0a6741b24acdce491329fb09f.xlsx
Size

215KB
MD5

57b5d53ef4361aabce61c65ce6de38fd
SHA1

8526bc1fcf56dd63e15136b3bd4b1b6ddb0c7985
SHA256

f9e3e2a6d98c149b91ae433df80d949915e86cf0a6741b24acdce491329fb09f
SHA512

b72e8e89ba7151e827dbfcacabe3f42e2ad10b6ad57b917aca227e58dd4fd48ca31e9531aed70a26e57119814c1e7e79123e3df3e81a058b4cefc8a0fc070515

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

4276 EXCEL.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

EXCEL.EXE

pid process

4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE
4276 EXCEL.EXE

pid	process
4276	EXCEL.EXE

pid	process
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	EXCEL.EXE
4276	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\f9e3e2a6d98c149b91ae433df80d949915e86cf0a6741b24acdce491329fb09f.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4276

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/4276-115-0x00007FFBF0C60000-0x00007FFBF0C70000-memory.dmp

Filesize
64KB

Download
memory/4276-116-0x00007FFBF0C60000-0x00007FFBF0C70000-memory.dmp

Filesize
64KB

Download
memory/4276-117-0x00007FFBF0C60000-0x00007FFBF0C70000-memory.dmp

Filesize
64KB

Download
memory/4276-118-0x00007FFBF0C60000-0x00007FFBF0C70000-memory.dmp

Filesize
64KB

Download
memory/4276-120-0x000002A877480000-0x000002A877482000-memory.dmp

Filesize
8KB

Download
memory/4276-119-0x000002A877480000-0x000002A877482000-memory.dmp

Filesize
8KB

Download
memory/4276-121-0x00007FFBF0C60000-0x00007FFBF0C70000-memory.dmp

Filesize
64KB

Download
memory/4276-122-0x000002A877480000-0x000002A877482000-memory.dmp

Filesize
8KB

Download