Malware Analysis Report

2025-01-22 12:17

Sample ID 240623-zzy3dasamd
Target db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f
SHA256 db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f
Tags
macro
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

db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f

Threat Level: Likely malicious

The file db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-23 21:09

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 21:09

Reported

2024-06-23 21:11

Platform

win7-20240611-en

Max time kernel

49s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f.xlsm

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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" 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\db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
GB 162.125.64.18:443 www.dropbox.com tcp
GB 162.125.64.18:443 www.dropbox.com tcp

Files

memory/2436-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2436-1-0x0000000071E2D000-0x0000000071E38000-memory.dmp

memory/2436-5-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-2-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-3-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-4-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-6-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-9-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-10-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-26-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-24-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-23-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-21-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-22-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-18-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-20-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-19-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-16-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-17-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-15-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-34-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-14-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-13-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-12-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-11-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-8-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-7-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-29-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-25-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-33-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-32-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-50-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-35-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-31-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-30-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-28-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-27-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-58-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-60-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-36-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-39-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-65-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-64-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-63-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-62-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-59-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-57-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-56-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-55-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-54-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-53-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-52-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-51-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-38-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-49-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-48-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-47-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-46-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-45-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-44-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-43-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-41-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-40-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-37-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-66-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-67-0x0000000071E2D000-0x0000000071E38000-memory.dmp

memory/2436-68-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-69-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-70-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-71-0x0000000000450000-0x0000000000550000-memory.dmp

memory/2436-72-0x0000000000450000-0x0000000000550000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 21:09

Reported

2024-06-23 21:11

Platform

win10v2004-20240508-en

Max time kernel

52s

Max time network

51s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f.xlsm"

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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\system32\dwwin.exe N/A
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

Enumerates system info in registry

Description Indicator Process Target
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\db97191f9f214e80c1b624aa77ef6176cb47db84404fe8f84b363c812cdd1f9f.xlsm"

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 4220

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4220

Network

Files

memory/3016-0-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3016-1-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3016-2-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3016-3-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3016-4-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3016-6-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-5-0x00007FF99EFAD000-0x00007FF99EFAE000-memory.dmp

memory/3016-8-0x00007FF95C9A0000-0x00007FF95C9B0000-memory.dmp

memory/3016-10-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-9-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-11-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-13-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-14-0x00007FF95C9A0000-0x00007FF95C9B0000-memory.dmp

memory/3016-12-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-7-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-18-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-20-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-19-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-17-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-16-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-15-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3376-44-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3376-52-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3376-54-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3376-55-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3376-53-0x00007FF95EF90000-0x00007FF95EFA0000-memory.dmp

memory/3376-56-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp

memory/3016-57-0x00007FF99EF10000-0x00007FF99F105000-memory.dmp