a9df59ece2c155b659d0bf0e12fc6a76eaecb6e323dca94684192d7c2de82418

Analysis

max time kernel
186s
max time network
205s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 14:54

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General

Target

a9df59ece2c155b659d0bf0e12fc6a76eaecb6e323dca94684192d7c2de82418.xls
Size

99KB
MD5

b083d61cd40856951cbc832210e9925c
SHA1

a39e442b8b75da88703f916eab5c1c3b9267e3a6
SHA256

a9df59ece2c155b659d0bf0e12fc6a76eaecb6e323dca94684192d7c2de82418
SHA512

a0b947ce5e091b2e5d34d699d40a46cbaa04e0dd8b326c4275e5c9a8875b989d9f46ae6c1a8608e0428932aa578d62f43271cf95ec941e19d95cad0825e79675
SSDEEP

1536:Xxxx9xvsDySU1QHWVbrz7On7ITkiD2KcCORNWEIunyJM2M/MVXbZA:cTWVbrz7m7ITkDXD9nv5kNbZA

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4368 EXCEL.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

4368 EXCEL.EXE
4368 EXCEL.EXE
4368 EXCEL.EXE
4368 EXCEL.EXE
4368 EXCEL.EXE
4368 EXCEL.EXE

pid	process
4368	EXCEL.EXE

pid	process
4368	EXCEL.EXE
4368	EXCEL.EXE
4368	EXCEL.EXE
4368	EXCEL.EXE
4368	EXCEL.EXE
4368	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\a9df59ece2c155b659d0bf0e12fc6a76eaecb6e323dca94684192d7c2de82418.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4368

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/4368-132-0x00007FF9F9A30000-0x00007FF9F9A40000-memory.dmp

Filesize
64KB

Download
memory/4368-133-0x00007FF9F9A30000-0x00007FF9F9A40000-memory.dmp

Filesize
64KB

Download
memory/4368-134-0x00007FF9F9A30000-0x00007FF9F9A40000-memory.dmp

Filesize
64KB

Download
memory/4368-135-0x00007FF9F9A30000-0x00007FF9F9A40000-memory.dmp

Filesize
64KB

Download
memory/4368-136-0x00007FF9F9A30000-0x00007FF9F9A40000-memory.dmp

Filesize
64KB

Download
memory/4368-137-0x00007FF9F78D0000-0x00007FF9F78E0000-memory.dmp

Filesize
64KB

Download
memory/4368-138-0x00007FF9F78D0000-0x00007FF9F78E0000-memory.dmp

Filesize
64KB

Download