ecdf26dffbf572bde7ae3b7fbc4f92e958dcf41f047a8af086e131173c49090d

Analysis

max time kernel
91s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2024 12:42

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General

Target

2020-01-13_144901.doc
Size

230KB
MD5

c0539e1d90d021c13feee0aa5d6ccbf8
SHA1

cfe0f5101fd5df62e541fb38270ecf8d1b764537
SHA256

f2eb11ec679948522a86030c3f5b2c93b6c08e6d6bc0a7213feb0d555d7616f3
SHA512

a84f9a3b116904f05a0cec1dc915ddfa784c4bb35b8ff88b2890c11b5b3797137599153b639d9879a12cbd503e64cc161880d5ffb9d47c44d1f3b723a35a9ddf
SSDEEP

6144:50Rum7mdLRp1bbSBIR/EHGtCMXgTo8qoFt/etg+FyXM:50E3dxtR/iU9mvUPQXM

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	1016	2448	DW20.EXE	82

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 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

pid	Process
2448	WINWORD.EXE
2448	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2448	WINWORD.EXE
2448	WINWORD.EXE
2448	WINWORD.EXE
2448	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2448	WINWORD.EXE
2448	WINWORD.EXE
2448	WINWORD.EXE
2448	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 1016	2448	WINWORD.EXE	85
PID 2448 wrote to memory of 1016	2448	WINWORD.EXE	85
PID 1016 wrote to memory of 2580	1016	DW20.EXE	88
PID 1016 wrote to memory of 2580	1016	DW20.EXE	88

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\2020-01-13_144901.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:2448
- 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 4712
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4712
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1016-59-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/1016-61-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/1016-62-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/1016-60-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-12-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-15-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-10-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-7-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-6-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-5-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-4-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-11-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-0-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-13-0x00007FFA22DE0000-0x00007FFA22DF0000-memory.dmp

Filesize
64KB

Download
memory/2448-14-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-9-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-17-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-16-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-18-0x00007FFA22DE0000-0x00007FFA22DF0000-memory.dmp

Filesize
64KB

Download
memory/2448-28-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-30-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-43-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-8-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download
memory/2448-3-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-2-0x00007FFA254F0000-0x00007FFA25500000-memory.dmp

Filesize
64KB

Download
memory/2448-1-0x00007FFA6550D000-0x00007FFA6550E000-memory.dmp

Filesize
4KB

Download
memory/2448-63-0x00007FFA65470000-0x00007FFA65665000-memory.dmp

Filesize
2.0MB

Download