Malware Analysis Report

2024-10-16 06:29

Sample ID 240525-dyqhysch92
Target 832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b
SHA256 832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b
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

832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b

Threat Level: Likely malicious

The file 832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Office macro that triggers on suspicious action

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Modifies Internet Explorer settings

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-25 03:25

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-25 03:25

Reported

2024-05-25 03:26

Platform

win7-20240221-en

Max time kernel

25s

Max time network

15s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\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 (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt 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\832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls

Network

N/A

Files

memory/2648-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2648-1-0x000000007267D000-0x0000000072688000-memory.dmp

memory/2648-2-0x000000007267D000-0x0000000072688000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-25 03:25

Reported

2024-05-25 03:26

Platform

win10v2004-20240508-en

Max time kernel

37s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls"

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\832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 24.73.42.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp

Files

memory/1940-0-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

memory/1940-2-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

memory/1940-3-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

memory/1940-1-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

memory/1940-4-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

memory/1940-5-0x00007FF8344CD000-0x00007FF8344CE000-memory.dmp

memory/1940-7-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-6-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-8-0x00007FF7F1D00000-0x00007FF7F1D10000-memory.dmp

memory/1940-9-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-10-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-11-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-12-0x00007FF7F1D00000-0x00007FF7F1D10000-memory.dmp

memory/1940-14-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-13-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-16-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-18-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-15-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-17-0x00007FF834430000-0x00007FF834625000-memory.dmp

memory/1940-31-0x00007FF834430000-0x00007FF834625000-memory.dmp