Malware Analysis Report

2025-01-22 12:10

Sample ID 240531-cdys6acc25
Target 0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e
SHA256 0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e
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

0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e

Threat Level: Likely malicious

The file 0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-31 01:58

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 01:58

Reported

2024-05-31 01:59

Platform

win7-20240419-en

Max time kernel

45s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e.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-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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 (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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-1-5-21-481678230-3773327859-3495911762-1000\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-1-5-21-481678230-3773327859-3495911762-1000\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
Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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

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\0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e.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/1992-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1992-1-0x000000007227D000-0x0000000072288000-memory.dmp

memory/1992-26-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-39-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-65-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-64-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-66-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-67-0x000000007227D000-0x0000000072288000-memory.dmp

memory/1992-68-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-69-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-70-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-71-0x0000000005F90000-0x0000000006090000-memory.dmp

memory/1992-72-0x0000000005F90000-0x0000000006090000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 01:58

Reported

2024-05-31 01:59

Platform

win10v2004-20240508-en

Max time kernel

38s

Max time network

33s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e.xlsm"

Signatures

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.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

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\0cb55b2064c51a9f5ca119f378774c658c33c0ecdfcd08996df8c534ef48055e.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
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 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
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
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 14.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.196.137:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 137.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp

Files

memory/4984-0-0x00007FFC86CD0000-0x00007FFC86CE0000-memory.dmp

memory/4984-2-0x00007FFC86CD0000-0x00007FFC86CE0000-memory.dmp

memory/4984-1-0x00007FFC86CD0000-0x00007FFC86CE0000-memory.dmp

memory/4984-3-0x00007FFC86CD0000-0x00007FFC86CE0000-memory.dmp

memory/4984-4-0x00007FFCC6CED000-0x00007FFCC6CEE000-memory.dmp

memory/4984-5-0x00007FFC86CD0000-0x00007FFC86CE0000-memory.dmp

memory/4984-9-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-8-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-12-0x00007FFC848A0000-0x00007FFC848B0000-memory.dmp

memory/4984-14-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-13-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-15-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-16-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-18-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-17-0x00007FFC848A0000-0x00007FFC848B0000-memory.dmp

memory/4984-11-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-10-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-7-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-6-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-72-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp

memory/4984-155-0x00007FFCC6C50000-0x00007FFCC6E45000-memory.dmp