2a006a3dd453c03399a612c2dc11e4290636f1b39ab1187cac4981758c4a565a

Analysis

max time kernel
158s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
15-06-2022 07:24

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General

Target

xlsx/xlsx/xl/link/Excel/PO/PO.xlsx
Size

14KB
MD5

612c8d70e5279dc5225929146e692607
SHA1

e590b7d58ae51d5c6ce5029c52de2bb8c2e1e686
SHA256

b597c6a9730f35a6f2f9aa591685d2917cc0ab17688e7070d0c800f2c9a6c822
SHA512

928b1a3482ecb8be2a3b695abba27944922a217c1def047834e579f4f5e9cf5df31a07b74a61c641eabd21b3d4d36a57765a7f12f3decda84368e1efd36d5625

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3396 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	EXCEL.EXE
3396	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\xlsx\xlsx\xl\link\Excel\PO\PO.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3396

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/3396-130-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-131-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-132-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-133-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-134-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-135-0x00007FFDE4FD0000-0x00007FFDE4FE0000-memory.dmp

Filesize
64KB

Download
memory/3396-136-0x00007FFDE4FD0000-0x00007FFDE4FE0000-memory.dmp

Filesize
64KB

Download
memory/3396-138-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-139-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-140-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download
memory/3396-141-0x00007FFDE7030000-0x00007FFDE7040000-memory.dmp

Filesize
64KB

Download