Malware Analysis Report

2025-01-22 12:17

Sample ID 240624-1a6xcssgle
Target 77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920
SHA256 77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920
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

77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920

Threat Level: Likely malicious

The file 77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920 was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-24 21:27

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-24 21:27

Reported

2024-06-24 21:28

Platform

win7-20240611-en

Max time kernel

30s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920.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-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\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\77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920.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/1440-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1440-1-0x000000007257D000-0x0000000072588000-memory.dmp

memory/1440-26-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-39-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-42-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-65-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-66-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-67-0x000000007257D000-0x0000000072588000-memory.dmp

memory/1440-68-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-69-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-70-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-71-0x00000000061B0000-0x00000000062B0000-memory.dmp

memory/1440-72-0x00000000061B0000-0x00000000062B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 21:27

Reported

2024-06-24 21:28

Platform

win10v2004-20240508-en

Max time kernel

55s

Max time network

61s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920.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\77878a6a7e390ea6ad122689fb5077df129882443486fc4b9dda475e00ff0920.xlsm"

Network

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

Files

memory/1188-1-0x00007FFBE8EF0000-0x00007FFBE8F00000-memory.dmp

memory/1188-2-0x00007FFBE8EF0000-0x00007FFBE8F00000-memory.dmp

memory/1188-3-0x00007FFBE8EF0000-0x00007FFBE8F00000-memory.dmp

memory/1188-4-0x00007FFBE8EF0000-0x00007FFBE8F00000-memory.dmp

memory/1188-0-0x00007FFBE8EF0000-0x00007FFBE8F00000-memory.dmp

memory/1188-6-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-5-0x00007FFC28F0D000-0x00007FFC28F0E000-memory.dmp

memory/1188-7-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-8-0x00007FFBE6AC0000-0x00007FFBE6AD0000-memory.dmp

memory/1188-9-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-11-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-10-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-14-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-15-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-16-0x00007FFBE6AC0000-0x00007FFBE6AD0000-memory.dmp

memory/1188-13-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-12-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-61-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-126-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/1188-127-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp