52380fa4188daab8d7e884c71da9e39e80048d7cfe373d0a5e197bd14fb43521

Resubmissions

13-09-2023 20:47

230913-zk1mnahe68 10

13-09-2023 19:55

230913-ym9snsef2y 10

13-09-2023 19:49

230913-yjtbhshc66 3

Analysis

max time kernel
294s
max time network
291s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
13-09-2023 19:55

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Report Analysis Logs

General

Target

doc_0322.one
Size

261KB
MD5

03e8285045cf9dcf8aaf6aa5173e9405
SHA1

ed25287886244cf4ef5849da33c4a35352cfeecd
SHA256

0f358a71775ad9224f77547f23c75333fabcdfa089abf80a68f6703cd4885080
SHA512

998386ad433408b94d92e7231022004337a3732db24ac591d273494a22f7ffe1294d6f7a8fa61919ca0131a4a7b040917645f6ea85b761b582c0841e309bd669
SSDEEP

3072:xXzeHrBwsHzUfxJ3mY2IsGllOb3HPWaBtOzUfxJ3mY2IsGllOb3HPWaBtuXq:FeHrBwsYXm5ZGa3vRXm5ZGa3v7

Score

6^/10

Malware Config

Signatures

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

Processes:

DW20.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE is not expected to spawn this process	3840	4156	DW20.EXE	ONENOTE.EXE

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:

dwwin.exe

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

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dwwin.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

ONENOTE.EXE

pid process

4156 ONENOTE.EXE
4156 ONENOTE.EXE
4156 ONENOTE.EXE
4156 ONENOTE.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

ONENOTE.EXE

pid	process
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE
4156	ONENOTE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

ONENOTE.EXEDW20.EXE

description	pid	process	target process
PID 4156 wrote to memory of 3840	4156	ONENOTE.EXE	DW20.EXE
PID 4156 wrote to memory of 3840	4156	ONENOTE.EXE	DW20.EXE
PID 3840 wrote to memory of 3868	3840	DW20.EXE	dwwin.exe
PID 3840 wrote to memory of 3868	3840	DW20.EXE	dwwin.exe

C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE
"C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_0322.one"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4156

C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 3164
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:3840

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 3164
3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:3868

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3840-25-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-46-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-47-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-45-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-44-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/3840-43-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/3840-42-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/3840-40-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/3840-33-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-32-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-31-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-29-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/3840-27-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-9-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-12-0x00007FFF06930000-0x00007FFF06940000-memory.dmp

Filesize
64KB

Download
memory/4156-16-0x00007FFF06930000-0x00007FFF06940000-memory.dmp

Filesize
64KB

Download
memory/4156-15-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-17-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-18-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-19-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-20-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-22-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-21-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-13-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-14-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-11-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-10-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-0-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/4156-6-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/4156-41-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-8-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/4156-7-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-5-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-3-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download
memory/4156-4-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/4156-2-0x00007FFF09130000-0x00007FFF09140000-memory.dmp

Filesize
64KB

Download
memory/4156-1-0x00007FFF490B0000-0x00007FFF492A5000-memory.dmp

Filesize
2.0MB

Download