1eeb63beb49968b32d0b451613059ef29957b922cf7c5cd170c4257eed7ff5a5

General

Target

1eeb63beb49968b32d0b451613059ef29957b922cf7c5cd170c4257eed7ff5a5.doc
Size

38KB
MD5

e353fed1111bf8f52bcfdf1bf3400952
SHA1

39878ea251e2e4ab33a8f94f36a664940d7debd4
SHA256

1eeb63beb49968b32d0b451613059ef29957b922cf7c5cd170c4257eed7ff5a5
SHA512

e295a6f2339bc6eb79ee7645bed658669df5440b68805bbe2cffd6333b16ffa5890b1b6c463fd269fb70fb8194f9c9163a4a672d18f92f666debf81c98a5b6f6
SSDEEP

384:W2IiSgq03gBapIkZ+Rmg+40oqI8CkxQaH50jTcw8Uxt:/G03gmZs0oqI8PxQaZjI

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	432	4340	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 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
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

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\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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4340	WINWORD.EXE
4340	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE
4340	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 432	4340	WINWORD.EXE	86
PID 4340 wrote to memory of 432	4340	WINWORD.EXE	86
PID 432 wrote to memory of 4024	432	DW20.EXE	88
PID 432 wrote to memory of 4024	432	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\1eeb63beb49968b32d0b451613059ef29957b922cf7c5cd170c4257eed7ff5a5.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:4340
- 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 3692
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:432
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 3692
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4024

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/432-59-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/432-57-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/432-58-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/432-60-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-15-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-11-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-6-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-7-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-9-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-8-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-12-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-13-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-0-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-16-0x00007FF80A6E0000-0x00007FF80A6F0000-memory.dmp

Filesize
64KB

Download
memory/4340-14-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-5-0x00007FF84CAAD000-0x00007FF84CAAE000-memory.dmp

Filesize
4KB

Download
memory/4340-10-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-18-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-17-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-19-0x00007FF80A6E0000-0x00007FF80A6F0000-memory.dmp

Filesize
64KB

Download
memory/4340-37-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-41-0x00007FF84CA10000-0x00007FF84CC05000-memory.dmp

Filesize
2.0MB

Download
memory/4340-4-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-1-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-3-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-2-0x00007FF80CA90000-0x00007FF80CAA0000-memory.dmp

Filesize
64KB

Download
memory/4340-61-0x00007FF84CA10000-0x00007FF84CC05000-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