d63e32f11ebd21f0e2639dc329a47fecd86b45551482514800572adcf5a8c692

Analysis

max time kernel
140s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2023 22:49

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General

Target

15171349162109029485.googlegroups.com_attach_d1a55ace8733d942_it_maruthi__original_2012-13.xls_part=.xls
Size

348KB
MD5

099bd9eb584ee4e2bbeb305948c7d63e
SHA1

0a5760d8cc2c8b42e54cbc758f24e8203c85afc4
SHA256

d63e32f11ebd21f0e2639dc329a47fecd86b45551482514800572adcf5a8c692
SHA512

dafd56f58d034a86a3710431cda2ad7aa3cfe9dcb5c3648acd008869240f0f19fbf03b21feac24c7f4f3f97921adb8122e708d46be5b9ea1314ff565517b3262
SSDEEP

6144:MGqPZ+RwPONXoRjDhIcp0fDlavx+W/WEWz/mN+OVIqOJty:MSaNFnky

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\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

3688 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3688 EXCEL.EXE
3688 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	EXCEL.EXE
3688	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\15171349162109029485.googlegroups.com_attach_d1a55ace8733d942_it_maruthi__original_2012-13.xls_part=.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3688

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/3688-133-0x00007FFA7F050000-0x00007FFA7F060000-memory.dmp

Filesize
64KB

Download
memory/3688-134-0x00007FFA7F050000-0x00007FFA7F060000-memory.dmp

Filesize
64KB

Download
memory/3688-135-0x00007FFA7F050000-0x00007FFA7F060000-memory.dmp

Filesize
64KB

Download
memory/3688-136-0x00007FFA7F050000-0x00007FFA7F060000-memory.dmp

Filesize
64KB

Download
memory/3688-137-0x00007FFA7F050000-0x00007FFA7F060000-memory.dmp

Filesize
64KB

Download
memory/3688-138-0x00007FFA7CFF0000-0x00007FFA7D000000-memory.dmp

Filesize
64KB

Download
memory/3688-139-0x00007FFA7CFF0000-0x00007FFA7D000000-memory.dmp

Filesize
64KB

Download