Malware Analysis Report

2025-01-22 12:21

Sample ID 240625-z8n9jawhjp
Target 747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a
SHA256 747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a
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

747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a

Threat Level: Likely malicious

The file 747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a 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 behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Enumerates system info in registry

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-25 21:23

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 21:23

Reported

2024-06-25 21:24

Platform

win7-20240508-en

Max time kernel

48s

Max time network

22s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.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-1-5-21-2737914667-933161113-3798636211-1000\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-1-5-21-2737914667-933161113-3798636211-1000\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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" 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\747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.xlsm

Network

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

Files

memory/1644-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1644-1-0x00000000727AD000-0x00000000727B8000-memory.dmp

memory/1644-26-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-39-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-64-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-65-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-66-0x00000000727AD000-0x00000000727B8000-memory.dmp

memory/1644-67-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-68-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-69-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

memory/1644-70-0x0000000005EB0000-0x0000000005FB0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 21:23

Reported

2024-06-25 21:24

Platform

win10v2004-20240508-en

Max time kernel

33s

Max time network

34s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.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
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
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

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\747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.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 4824

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4824

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.28.47:443 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 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 17.242.123.52.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp

Files

memory/4116-2-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-1-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-0-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-3-0x00007FFEEEE8D000-0x00007FFEEEE8E000-memory.dmp

memory/4116-4-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-5-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-6-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-8-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-7-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-9-0x00007FFEACBB0000-0x00007FFEACBC0000-memory.dmp

memory/4116-10-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-11-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-12-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-15-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-14-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-18-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-20-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-19-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-17-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/4116-13-0x00007FFEACBB0000-0x00007FFEACBC0000-memory.dmp

memory/4116-16-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/3132-50-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/3132-64-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/3132-63-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/3132-65-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp

memory/3132-62-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/3132-61-0x00007FFEAEE70000-0x00007FFEAEE80000-memory.dmp

memory/4116-66-0x00007FFEEEDF0000-0x00007FFEEEFE5000-memory.dmp