502d52f0467cec572952fb7910085831bc4389bbfc20efac172974d53d68b90e

Analysis

max time kernel
34s
max time network
33s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 21:42

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General

Target

502d52f0467cec572952fb7910085831bc4389bbfc20efac172974d53d68b90e.doc
Size

35KB
MD5

b19a3cdfcac38edc090d9f3fa58376f7
SHA1

1cacde908adb23121ed819f67f7b50f39338e3e5
SHA256

502d52f0467cec572952fb7910085831bc4389bbfc20efac172974d53d68b90e
SHA512

7dace34e74f8378c0a4850270f5848f76b06b89e90670902d7f1d7d117e6dd5c80660a7d12c17e0712d3ae3d7b59feb2305a1520ebdc2c51f0565e8849dd635b
SSDEEP

384:/eSOBiSsqdg1vA9WgMzyBZmy7Co3MA0jD+petJ/:/eSOr+1o9szyBZF33BS+p

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\WINWORD.EXE is not expected to spawn this process 4476 2052 DW20.EXE WINWORD.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	4476	2052	DW20.EXE	WINWORD.EXE

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

Processes:

WINWORD.EXEdwwin.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
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 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXEdwwin.exe

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2052 WINWORD.EXE
2052 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

WINWORD.EXE

pid process

2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE
2052 WINWORD.EXE

pid	process
2052	WINWORD.EXE
2052	WINWORD.EXE

pid	process
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE

pid	process
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE
2052	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEDW20.EXE

description	pid	process	target process
PID 2052 wrote to memory of 4476	2052	WINWORD.EXE	DW20.EXE
PID 2052 wrote to memory of 4476	2052	WINWORD.EXE	DW20.EXE
PID 4476 wrote to memory of 4904	4476	DW20.EXE	dwwin.exe
PID 4476 wrote to memory of 4904	4476	DW20.EXE	dwwin.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\502d52f0467cec572952fb7910085831bc4389bbfc20efac172974d53d68b90e.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:2052

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 4144
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:4476

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4144
3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4904

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/2052-16-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-18-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-5-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/2052-4-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/2052-1-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/2052-0-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/2052-3-0x00007FFD0CC6D000-0x00007FFD0CC6E000-memory.dmp

Filesize
4KB

Download
memory/2052-8-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-7-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-9-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-11-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-10-0x00007FFCCA5C0000-0x00007FFCCA5D0000-memory.dmp

Filesize
64KB

Download
memory/2052-12-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-13-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-58-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-14-0x00007FFCCA5C0000-0x00007FFCCA5D0000-memory.dmp

Filesize
64KB

Download
memory/2052-6-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-15-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-19-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-21-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-22-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-20-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-2-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/2052-35-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/2052-17-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/4476-42-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/4476-55-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/4476-56-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/4476-54-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download
memory/4476-41-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/4476-57-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

Filesize
2.0MB

Download
memory/4476-53-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

Filesize
64KB

Download