3e2b4e68ac973039ab0a3da9e7dae82521db17cb1ace27c230a1d3cb0ae430db

General

Target

3e2b4e68ac973039ab0a3da9e7dae82521db17cb1ace27c230a1d3cb0ae430db.doc
Size

208KB
MD5

172c1e8607e66013f3cb6ec389f59699
SHA1

43449ff24110838611d3dd450ff6a1d72bc370b4
SHA256

3e2b4e68ac973039ab0a3da9e7dae82521db17cb1ace27c230a1d3cb0ae430db
SHA512

a355f90fee2452f72e67cec1eb1713d026fd97c6b94ff4dd047677fd3afa014d5c8b25aeb54ebbe153a4cce58265d47f9b3fd3c4a9411bcf9bb7a7affc6f6399

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.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1620	1116	DW20.EXE	78

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

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

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1116	WINWORD.EXE
1116	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1116	WINWORD.EXE
1116	WINWORD.EXE
1116	WINWORD.EXE
1116	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1116	WINWORD.EXE
1116	WINWORD.EXE
1116	WINWORD.EXE
1116	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 1620	1116	WINWORD.EXE	83
PID 1116 wrote to memory of 1620	1116	WINWORD.EXE	83
PID 1620 wrote to memory of 2296	1620	DW20.EXE	84
PID 1620 wrote to memory of 2296	1620	DW20.EXE	84

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\3e2b4e68ac973039ab0a3da9e7dae82521db17cb1ace27c230a1d3cb0ae430db.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1116
- 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 4336
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4336
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:2296

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1116-138-0x00000225A4610000-0x00000225A4614000-memory.dmp

Filesize
16KB

Download
memory/1116-136-0x00007FFDA96A0000-0x00007FFDA96B0000-memory.dmp

Filesize
64KB

Download
memory/1116-132-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1116-133-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1116-130-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1116-135-0x00007FFDA96A0000-0x00007FFDA96B0000-memory.dmp

Filesize
64KB

Download
memory/1116-131-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1116-146-0x00000225A2629000-0x00000225A262B000-memory.dmp

Filesize
8KB

Download
memory/1116-134-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1116-140-0x00000225A2629000-0x00000225A262B000-memory.dmp

Filesize
8KB

Download
memory/1620-147-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1620-149-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1620-148-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download
memory/1620-150-0x00007FFDABDB0000-0x00007FFDABDC0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads