967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af

General

Target

967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf
Size

4KB
MD5

2d6060a66195cf2a68d79606b5eae8f8
SHA1

426a17bf4ec7f5eb61ca038032fdea22ec401379
SHA256

967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af
SHA512

55f0c46bd8fa99604238b06e5bd8737574d69f12b6e52adc3b253805952616f3e7da0a7aa179c1a8bd1d3b07fcab1a49ddd4bbd057c34ca8fb957c78b8269754
SSDEEP

96:QLl3HYpkWq2Ngv+yp5UglURVkFvHADrseco7VLo6EEGrvJAt5PbANI:iloisN6p59loSFCsA7VREEGrRQ5PbAu

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	4876	4652	DW20.EXE	79

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
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

Enumerates system info in registry 2 TTPs 2 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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4652	WINWORD.EXE
4652	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4652	WINWORD.EXE
4652	WINWORD.EXE
4652	WINWORD.EXE
4652	WINWORD.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4652	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 4876	4652	WINWORD.EXE	80
PID 4652 wrote to memory of 4876	4652	WINWORD.EXE	80
PID 4876 wrote to memory of 4436	4876	DW20.EXE	81
PID 4876 wrote to memory of 4436	4876	DW20.EXE	81

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\967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af.rtf" /o ""
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4652
- 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 2412
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:4876
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 2412
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4436

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/4652-13-0x00007FFA2BCE0000-0x00007FFA2BCF0000-memory.dmp

Filesize
64KB

Download
memory/4652-9-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-0-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4652-4-0x00007FFA6E54D000-0x00007FFA6E54E000-memory.dmp

Filesize
4KB

Download
memory/4652-3-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4652-6-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-5-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4652-7-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-8-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-29-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-12-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-11-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-2-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4652-1-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4652-16-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-14-0x00007FFA2BCE0000-0x00007FFA2BCF0000-memory.dmp

Filesize
64KB

Download
memory/4652-18-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-17-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-15-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4652-10-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4876-35-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4876-32-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4876-24-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4876-34-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4876-33-0x00007FFA2E530000-0x00007FFA2E540000-memory.dmp

Filesize
64KB

Download
memory/4876-36-0x00007FFA6E4B0000-0x00007FFA6E6A5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads