4c27a34482b07a5b2544f0bcd6abc5218220ee3f3308ff29c775f413f8abd6b3

Analysis

max time kernel
137s
max time network
137s
platform
windows10_x64
resource
win10v20201028
submitted
25-01-2021 16:39

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General

Target

docs/95800_700631990557_1430.doc

Score

5^/10

ransomware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4704 WINWORD.EXE
4704 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4704 WINWORD.EXE
4704 WINWORD.EXE
4704 WINWORD.EXE
4704 WINWORD.EXE
4704 WINWORD.EXE
4704 WINWORD.EXE
4704 WINWORD.EXE

pid	process
4704	WINWORD.EXE
4704	WINWORD.EXE

pid	process
4704	WINWORD.EXE
4704	WINWORD.EXE
4704	WINWORD.EXE
4704	WINWORD.EXE
4704	WINWORD.EXE
4704	WINWORD.EXE
4704	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\docs\95800_700631990557_1430.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4704

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/4704-2-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-3-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-4-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-5-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-6-0x00007FF853020000-0x00007FF853657000-memory.dmp

Filesize
6.2MB

Download