Malware Analysis Report

2025-03-15 05:23

Sample ID 240628-1ma1fswcmj
Target a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745
SHA256 a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745
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

a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745

Threat Level: Likely malicious

The file a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745 was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-28 21:45

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 21:45

Reported

2024-06-28 21:46

Platform

win7-20231129-en

Max time kernel

50s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745.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
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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
Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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\a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745.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 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 www.microsoft.com udp
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/2024-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2024-1-0x000000007243D000-0x0000000072448000-memory.dmp

memory/2024-19-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-39-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-64-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-65-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-80-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-81-0x000000007243D000-0x0000000072448000-memory.dmp

memory/2024-82-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-83-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-84-0x00000000060E0000-0x00000000061E0000-memory.dmp

memory/2024-85-0x00000000060E0000-0x00000000061E0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 21:45

Reported

2024-06-28 21:46

Platform

win10v2004-20240508-en

Max time kernel

42s

Max time network

51s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745.xlsm"

Signatures

Checks processor information in registry

Description Indicator Process Target
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

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

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\a18b9a414105c5c5d1f16d7aba76347c72c3c66857f2ed64c74b49dc81105745.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
US 8.8.8.8:53 roaming.officeapps.live.com udp

Files

memory/3160-0-0x00007FF87BDF0000-0x00007FF87BE00000-memory.dmp

memory/3160-4-0x00007FF87BDF0000-0x00007FF87BE00000-memory.dmp

memory/3160-3-0x00007FF87BDF0000-0x00007FF87BE00000-memory.dmp

memory/3160-2-0x00007FF87BDF0000-0x00007FF87BE00000-memory.dmp

memory/3160-1-0x00007FF87BDF0000-0x00007FF87BE00000-memory.dmp

memory/3160-6-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-5-0x00007FF8BBE0D000-0x00007FF8BBE0E000-memory.dmp

memory/3160-7-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-9-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-10-0x00007FF879D30000-0x00007FF879D40000-memory.dmp

memory/3160-8-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-11-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-12-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-13-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-14-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-17-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-18-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-16-0x00007FF879D30000-0x00007FF879D40000-memory.dmp

memory/3160-15-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-22-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-21-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-20-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-19-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-67-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-132-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp

memory/3160-133-0x00007FF8BBD70000-0x00007FF8BBF65000-memory.dmp