Malware Analysis Report

2025-03-15 05:22

Sample ID 240529-cr94cafe44
Target 2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e
SHA256 2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e
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

2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e

Threat Level: Likely malicious

The file 2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-29 02:19

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-29 02:19

Reported

2024-05-29 02:20

Platform

win7-20240220-en

Max time kernel

51s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e.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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\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 (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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\2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
FR 142.250.178.142:443 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/1976-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1976-1-0x0000000071E6D000-0x0000000071E78000-memory.dmp

memory/1976-26-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-48-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-65-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-64-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-66-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-67-0x0000000071E6D000-0x0000000071E78000-memory.dmp

memory/1976-68-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-69-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-70-0x0000000005E90000-0x0000000005F90000-memory.dmp

memory/1976-71-0x0000000005E90000-0x0000000005F90000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-29 02:19

Reported

2024-05-29 02:20

Platform

win10v2004-20240508-en

Max time kernel

47s

Max time network

33s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e.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\2b98d245723bde5a6609365501993d6a0b8513f369fdd9b9a41cf72a0d41467e.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 docs.google.com udp
FR 142.250.178.142:443 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 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 142.178.250.142.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 204.201.50.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp

Files

memory/1380-0-0x00007FFA9EFB0000-0x00007FFA9EFC0000-memory.dmp

memory/1380-2-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-6-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-1-0x00007FFADEFCD000-0x00007FFADEFCE000-memory.dmp

memory/1380-5-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-7-0x00007FFA9EFB0000-0x00007FFA9EFC0000-memory.dmp

memory/1380-8-0x00007FFA9EFB0000-0x00007FFA9EFC0000-memory.dmp

memory/1380-4-0x00007FFA9EFB0000-0x00007FFA9EFC0000-memory.dmp

memory/1380-9-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-3-0x00007FFA9EFB0000-0x00007FFA9EFC0000-memory.dmp

memory/1380-10-0x00007FFA9C890000-0x00007FFA9C8A0000-memory.dmp

memory/1380-11-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-15-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-16-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-17-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-19-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-18-0x00007FFA9C890000-0x00007FFA9C8A0000-memory.dmp

memory/1380-14-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-13-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-12-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-74-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-153-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-154-0x00007FFADEFCD000-0x00007FFADEFCE000-memory.dmp

memory/1380-155-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp

memory/1380-156-0x00007FFADEF30000-0x00007FFADF125000-memory.dmp