618feda769632fad7e77dd0c8ee8674f403a34488c5b4274294d2a8e5fb12849

Analysis

max time kernel
97s
max time network
140s
platform
windows10_x64
resource
win10v200217
submitted
02-04-2020 15:27

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General

Target

paul-176875.xls
Size

374KB
MD5

610ad5a9d4137f0d0f316dfe6aa648ed
SHA1

23fa7f0dea9cc43a7006c448c9a065f7b5494c35
SHA256

618feda769632fad7e77dd0c8ee8674f403a34488c5b4274294d2a8e5fb12849
SHA512

10fc071776d77dc34a62faa1b24307efc56eaf72e0204c905b9442479c293b490c3ecf4ec6102ca690de47f45b70480c642a143b20db2fe23ffa1996ee83f096

Score

6^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
2508 EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2508 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

EXCEL.EXEdwwin.exe

pid process

2508 EXCEL.EXE
2508 EXCEL.EXE
2484 dwwin.exe
2484 dwwin.exe

pid	process
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE
2508	EXCEL.EXE

pid	process
2508	EXCEL.EXE

pid	process
2508	EXCEL.EXE
2508	EXCEL.EXE
2484	dwwin.exe
2484	dwwin.exe

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\EXCEL.EXE is not expected to spawn this process	3724	2508	DW20.EXE	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEDW20.EXE

description	pid	process	target process
PID 2508 wrote to memory of 3724	2508	EXCEL.EXE	DW20.EXE
PID 2508 wrote to memory of 3724	2508	EXCEL.EXE	DW20.EXE
PID 3724 wrote to memory of 2484	3724	DW20.EXE	dwwin.exe
PID 3724 wrote to memory of 2484	3724	DW20.EXE	dwwin.exe

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

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\paul-176875.xls"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:2508

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 4536
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:3724

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4536
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2484

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Replay Monitor

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Downloads

memory/2484-0-0x00000281EE340000-0x00000281EE341000-memory.dmp

Filesize
4KB

Download
memory/2484-1-0x00000281EE340000-0x00000281EE341000-memory.dmp

Filesize
4KB

Download
memory/2484-3-0x00000281EEA80000-0x00000281EEA81000-memory.dmp

Filesize
4KB

Download
memory/2484-7-0x00000281EEDE0000-0x00000281EEDE1000-memory.dmp

Filesize
4KB

Download
memory/2484-6-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-8-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-9-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-10-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-11-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-12-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-13-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-14-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-15-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-16-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-17-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-18-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-19-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-20-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-21-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-22-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-23-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-24-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-25-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-26-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-27-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-28-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-29-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-30-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-31-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-32-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-33-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-34-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-35-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-36-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-37-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-38-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-39-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-40-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-41-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-42-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-43-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-44-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-45-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-46-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-47-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-48-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-49-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-50-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-51-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-52-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-53-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-54-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-55-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-56-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-57-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-58-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-59-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-60-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-61-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-62-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-63-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-64-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-65-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-66-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-67-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-68-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-69-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-70-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-71-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-72-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-73-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-74-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-75-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-76-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-77-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-78-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-79-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-80-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-81-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-82-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-83-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-84-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-85-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-86-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-87-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-88-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-89-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-90-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-91-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-92-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-93-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-94-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-95-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-96-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-97-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-98-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-99-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-100-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-101-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-102-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-103-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-104-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-105-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-106-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-107-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-108-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-109-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-110-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-111-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-112-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-113-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-114-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-115-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-116-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-117-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-118-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-119-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-120-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-121-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-122-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-123-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-124-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-125-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-126-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-127-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-128-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-129-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-130-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-131-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-132-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-133-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-134-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-135-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-136-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-137-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-138-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-139-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-140-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-141-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-142-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-143-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-144-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-145-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-146-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-147-0x00000281ECB00000-0x00000281ECB01000-memory.dmp

Filesize
4KB

Download
memory/2484-149-0x00000281EEDE0000-0x00000281EEDE1000-memory.dmp

Filesize
4KB

Download
memory/2484-150-0x00000281EEDE0000-0x00000281EEDE1000-memory.dmp

Filesize
4KB

Download
memory/2484-151-0x00000281EE9C0000-0x00000281EE9C1000-memory.dmp

Filesize
4KB

Download