Malware Analysis Report

2025-01-22 15:58

Sample ID 231226-ja25qsbhfk
Target 5c89641916e4e3a6a51a955f70800dff
SHA256 57f03f4ffce7c8140939ae7e5da9c8151c088a8fca47a4aab6f5504a79556d1f
Tags
macro xlm
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

57f03f4ffce7c8140939ae7e5da9c8151c088a8fca47a4aab6f5504a79556d1f

Threat Level: Likely malicious

The file 5c89641916e4e3a6a51a955f70800dff was found to be: Likely malicious.

Malicious Activity Summary

macro xlm

Suspicious Office macro

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Enumerates system info in registry

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-26 07:28

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-26 07:28

Reported

2023-12-27 12:08

Platform

win7-20231215-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\5c89641916e4e3a6a51a955f70800dff.xls

Signatures

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-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\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

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

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\5c89641916e4e3a6a51a955f70800dff.xls

Network

N/A

Files

memory/2400-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2400-1-0x00000000727DD000-0x00000000727E8000-memory.dmp

memory/2400-2-0x00000000727DD000-0x00000000727E8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-26 07:28

Reported

2023-12-27 12:08

Platform

win10v2004-20231215-en

Max time kernel

0s

Max time network

103s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5c89641916e4e3a6a51a955f70800dff.xls"

Signatures

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\5c89641916e4e3a6a51a955f70800dff.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 4.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
GB 96.17.178.211:80 tcp
US 8.8.8.8:53 211.142.123.92.in-addr.arpa udp
US 52.111.227.14:443 tcp
GB 96.17.178.211:80 tcp
GB 96.17.178.211:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.211:80 tcp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
GB 96.17.178.211:80 tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
GB 87.248.204.0:80 tcp
US 2.17.5.100:80 tcp
US 2.17.5.100:80 tcp
US 20.3.187.198:443 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
GB 87.248.205.0:80 tcp

Files

memory/1208-3-0x00007FFF96010000-0x00007FFF96020000-memory.dmp

memory/1208-7-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-9-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-12-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-14-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-15-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-19-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-21-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-23-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-22-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-20-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-18-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-17-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-16-0x00007FFF93F60000-0x00007FFF93F70000-memory.dmp

memory/1208-13-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-10-0x00007FFF93F60000-0x00007FFF93F70000-memory.dmp

memory/1208-11-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-8-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-5-0x00007FFF96010000-0x00007FFF96020000-memory.dmp

memory/1208-6-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-4-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-2-0x00007FFF96010000-0x00007FFF96020000-memory.dmp

memory/1208-1-0x00007FFF96010000-0x00007FFF96020000-memory.dmp

memory/1208-0-0x00007FFF96010000-0x00007FFF96020000-memory.dmp

memory/1208-34-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-37-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-36-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-35-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp

memory/1208-33-0x00007FFFD5F90000-0x00007FFFD6185000-memory.dmp