331f4582acedabc9e8392194e64a45f3d09198d21db4f35a134867cc1b7da59a

Analysis

max time kernel
136s
max time network
121s
platform
windows10_x64
resource
win10v20201028
submitted
13-03-2021 12:52

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General

Target

documento,03.21.doc
Size

76KB
MD5

c6fbdb3d8ec34b8aad1bc08115851be4
SHA1

0cf46171f93ae3dfcee9dae4f04468a4a74db6e2
SHA256

331f4582acedabc9e8392194e64a45f3d09198d21db4f35a134867cc1b7da59a
SHA512

1b9e0df536c8f421a98e26cf59f05dc17f84dbdccc28c10d144a3da448d67029850984419f095e3dc135c2f922b1f2d4ab743a84e89e9f2641a223e821bd0bb0

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

492 WINWORD.EXE
492 WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	WINWORD.EXE
492	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\documento,03.21.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:492

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/492-2-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-3-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-4-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-5-0x00007FFA14450000-0x00007FFA14A87000-memory.dmp

Filesize
6.2MB

Download
memory/492-6-0x00007FF9F0570000-0x00007FF9F0580000-memory.dmp

Filesize
64KB

Download
memory/492-7-0x0000023836EA0000-0x0000023836EA4000-memory.dmp

Filesize
16KB

Download