6b1b7772df0f304b471b438f65141e24abf9dd1e781af202bc3754cc6485d538

Analysis

max time kernel
135s
max time network
127s
platform
windows10_x64
resource
win10v20201028
submitted
02-03-2021 08:13

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General

Target

intere_1278234.doc
Size

211KB
MD5

31eda0ce1173f892041e455dc72b5701
SHA1

6764dfb5e27d54c0e8b35ec47efde0a4096c87be
SHA256

6b1b7772df0f304b471b438f65141e24abf9dd1e781af202bc3754cc6485d538
SHA512

ff36af17dabdd370cc1a496a323295b422fffe3cd9e07afe2d8c1066e569543512cbe0abc985bcc939f59ff4f2c669126e70735304c1cd68a19dcd876685d017

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:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4712 WINWORD.EXE
4712 WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE
4712	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\intere_1278234.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4712

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/4712-2-0x00007FF83FDE0000-0x00007FF83FDF0000-memory.dmp

Filesize
64KB

Download
memory/4712-3-0x00007FF83FDE0000-0x00007FF83FDF0000-memory.dmp

Filesize
64KB

Download
memory/4712-4-0x00007FF83FDE0000-0x00007FF83FDF0000-memory.dmp

Filesize
64KB

Download
memory/4712-5-0x00007FF860490000-0x00007FF860AC7000-memory.dmp

Filesize
6.2MB

Download
memory/4712-6-0x00007FF83FDE0000-0x00007FF83FDF0000-memory.dmp

Filesize
64KB

Download
memory/4712-7-0x00007FF83CDC0000-0x00007FF83CDD0000-memory.dmp

Filesize
64KB

Download
memory/4712-8-0x000001A3B8510000-0x000001A3B8514000-memory.dmp

Filesize
16KB

Download