52b73dfbe12fa8408c9d9df2b56d8053c393efd8ddd82016606217748fc396e3

Analysis

max time kernel
139s
max time network
151s
platform
windows10_x64
resource
win10v20201028
submitted
22-01-2021 08:27

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General

Target

file.doc
Size

81KB
MD5

dd733ee22089eb90bc22d67f153b5fc7
SHA1

7e5205c24030350e5a7609616fc3259126f5b0a6
SHA256

52b73dfbe12fa8408c9d9df2b56d8053c393efd8ddd82016606217748fc396e3
SHA512

29fc48706cda11344ebea19af761711f844d5ed7acdf2953fe678b139ab68cbff678315dc588d9aedabc13ab24456b983dc36da086de10cf739dd30d994f93bf

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3584 WINWORD.EXE
3584 WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	WINWORD.EXE
3584	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\file.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3584-2-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmp

Filesize
64KB

Download
memory/3584-3-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmp

Filesize
64KB

Download
memory/3584-4-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmp

Filesize
64KB

Download
memory/3584-5-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmp

Filesize
64KB

Download
memory/3584-6-0x00007FFB85F00000-0x00007FFB86537000-memory.dmp

Filesize
6.2MB

Download
memory/3584-7-0x00007FFB62FD0000-0x00007FFB62FE0000-memory.dmp

Filesize
64KB

Download
memory/3584-8-0x0000023CB9AD0000-0x0000023CB9AD4000-memory.dmp

Filesize
16KB

Download