Malware Analysis Report

2025-01-22 19:15

Sample ID 240719-1dxg4a1bnm
Target 95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb
SHA256 95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb
Tags
macro macro_on_action
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb

Threat Level: Likely malicious

The file 95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Office macro that triggers on suspicious action

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-19 21:32

Signatures

Office macro that triggers on suspicious action

macro macro_on_action
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-19 21:32

Reported

2024-07-19 21:33

Platform

win7-20240704-en

Max time kernel

24s

Max time network

19s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb.xls

Signatures

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb.xls

Network

N/A

Files

memory/2776-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2776-1-0x0000000072B6D000-0x0000000072B78000-memory.dmp

memory/2776-5-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/2776-8-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/2776-4-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/2776-2-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/2776-3-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/2776-9-0x0000000072B6D000-0x0000000072B78000-memory.dmp

memory/2776-10-0x00000000006C0000-0x00000000007C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-19 21:32

Reported

2024-07-19 21:33

Platform

win10v2004-20240709-en

Max time kernel

37s

Max time network

42s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb.xls"

Signatures

Process spawned suspicious child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\system32\dwwin.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\system32\dwwin.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\system32\dwwin.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\system32\dwwin.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\system32\dwwin.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\95d670b6c1a0cf3d9ac9c017eac9fd23b443716ec8edcba07e76f16b9e38c8eb.xls"

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 4876

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4876

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 121.170.16.2.in-addr.arpa udp

Files

memory/4088-0-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4088-2-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4088-1-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4088-5-0x00007FFA74E2D000-0x00007FFA74E2E000-memory.dmp

memory/4088-4-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4088-3-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4088-6-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-8-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-9-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-12-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-13-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-14-0x00007FFA32A10000-0x00007FFA32A20000-memory.dmp

memory/4088-11-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-10-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-7-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-15-0x00007FFA32A10000-0x00007FFA32A20000-memory.dmp

memory/4088-17-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-18-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-19-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-20-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-21-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-16-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-36-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-37-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4516-43-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4516-56-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4516-55-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4516-54-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4516-53-0x00007FFA34E10000-0x00007FFA34E20000-memory.dmp

memory/4516-57-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp

memory/4088-58-0x00007FFA74D90000-0x00007FFA74F85000-memory.dmp