Malware Analysis Report

2025-03-15 05:41

Sample ID 240628-z437wsscrf
Target 1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e
SHA256 1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e
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

1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e

Threat Level: Likely malicious

The file 1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e 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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-28 21:17

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 21:17

Reported

2024-06-28 21:18

Platform

win7-20231129-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\1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e.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 (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 (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
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
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 (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
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\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

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\1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e.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/2364-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2364-1-0x00000000720FD000-0x0000000072108000-memory.dmp

memory/2364-12-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-2-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-3-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-26-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-24-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-25-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-23-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-22-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-21-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-20-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-31-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-39-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-38-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-37-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-36-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-35-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-34-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-33-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-63-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-65-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-64-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-62-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-61-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-60-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-59-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-58-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-57-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-56-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-55-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-54-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-53-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-52-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-51-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-50-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-49-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-48-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-47-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-46-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-45-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-44-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-43-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-42-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-41-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-40-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-32-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-30-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-29-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-28-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-27-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-19-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-17-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-16-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-15-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-14-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-13-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-10-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-11-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-9-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-8-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-5-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-7-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-6-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-4-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-80-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-81-0x00000000720FD000-0x0000000072108000-memory.dmp

memory/2364-82-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-83-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-84-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-85-0x00000000001F0000-0x00000000002F0000-memory.dmp

memory/2364-86-0x00000000001F0000-0x00000000002F0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 21:17

Reported

2024-06-28 21:18

Platform

win10v2004-20240508-en

Max time kernel

58s

Max time network

60s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e.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

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\1c995d5af4bd0e2b2180fc596991af6c3bb5a5852db3fe7e4f414fb478fe9e0e.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/1112-0-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

memory/1112-2-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

memory/1112-1-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

memory/1112-3-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

memory/1112-4-0x00007FFA16C6D000-0x00007FFA16C6E000-memory.dmp

memory/1112-6-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-5-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

memory/1112-9-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-8-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp

memory/1112-7-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-13-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-12-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-15-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-14-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-11-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-16-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp

memory/1112-10-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-61-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-126-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

memory/1112-127-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp