f4254817985675a2fc1ee71809cea408c4cd309cac8275c5cc504c71eedd722d

General

Target

b5b6a451d04745638c7ecf24dbcc73655bb5942bf63a8da317bd7a6badb8dddf.docx
Size

264KB
MD5

5efaab9d9accf59510dafa162e958340
SHA1

4d2d9082c9e29d7f218feea392e3bb59a0b5719a
SHA256

b5b6a451d04745638c7ecf24dbcc73655bb5942bf63a8da317bd7a6badb8dddf
SHA512

b5e85d750249a1d4415fe29597720b7a7f293e0013d326d43d986cc966a2d12e4273fc66cef0a438be20eecca55be269e51ec13c28ed3e7f6b102d2ade0f9a99
SSDEEP

6144:syrTTW+ch8x2ZpfRkdxyl+cOpFVozXHN5dOG:fwy2O1c0buXHNXF

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	3124	4772	DW20.EXE	81

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\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
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

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
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 3 IoCs

pid	Process
4772	WINWORD.EXE
1404	WINWORD.EXE
1404	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4772	WINWORD.EXE
4772	WINWORD.EXE
4772	WINWORD.EXE
4772	WINWORD.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4772	WINWORD.EXE
1404	WINWORD.EXE
1404	WINWORD.EXE
1404	WINWORD.EXE
1404	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 3124	4772	WINWORD.EXE	82
PID 4772 wrote to memory of 3124	4772	WINWORD.EXE	82
PID 3124 wrote to memory of 4064	3124	DW20.EXE	83
PID 3124 wrote to memory of 4064	3124	DW20.EXE	83

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\b5b6a451d04745638c7ecf24dbcc73655bb5942bf63a8da317bd7a6badb8dddf.docx" /o ""
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4772
- 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 2276
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:3124
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 2276
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4064

C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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Downloads

memory/1404-43-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/1404-42-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/1404-40-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/1404-41-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/1404-39-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/3124-21-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3124-37-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3124-34-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/3124-35-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/3124-36-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/3124-33-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/3124-25-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-14-0x00007FFC90A90000-0x00007FFC90AA0000-memory.dmp

Filesize
64KB

Download
memory/4772-10-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-18-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-16-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-15-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-9-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-8-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-7-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-6-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-5-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/4772-17-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-19-0x00007FFC90A90000-0x00007FFC90AA0000-memory.dmp

Filesize
64KB

Download
memory/4772-0-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/4772-11-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-13-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-38-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-12-0x00007FFCD2DF0000-0x00007FFCD2FE5000-memory.dmp

Filesize
2.0MB

Download
memory/4772-2-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/4772-3-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/4772-4-0x00007FFC92E70000-0x00007FFC92E80000-memory.dmp

Filesize
64KB

Download
memory/4772-1-0x00007FFCD2E8D000-0x00007FFCD2E8E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads