Malware Analysis Report

2025-01-22 19:16

Sample ID 240724-1amhqa1ckf
Target 7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357
SHA256 7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357
Tags
macro macro_on_action discovery
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

7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357

Threat Level: Likely malicious

The file 7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357 was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action discovery

Office macro that triggers on suspicious action

Suspicious Office macro

Process spawned suspicious child process

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-24 21:26

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 21:26

Reported

2024-07-24 21:27

Platform

win7-20240708-en

Max time kernel

24s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357.xls

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

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

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
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\7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357.xls

Network

N/A

Files

memory/2252-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2252-1-0x000000007292D000-0x0000000072938000-memory.dmp

memory/2252-3-0x0000000000610000-0x0000000000710000-memory.dmp

memory/2252-2-0x0000000000610000-0x0000000000710000-memory.dmp

memory/2252-4-0x0000000000610000-0x0000000000710000-memory.dmp

memory/2252-5-0x0000000000610000-0x0000000000710000-memory.dmp

memory/2252-6-0x0000000000610000-0x0000000000710000-memory.dmp

memory/2252-9-0x000000007292D000-0x0000000072938000-memory.dmp

memory/2252-10-0x0000000000610000-0x0000000000710000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 21:26

Reported

2024-07-24 21:27

Platform

win10v2004-20240709-en

Max time kernel

39s

Max time network

40s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357.xls"

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 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:\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

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\7b44b362de371182ddde982859bdef7dab62fae6853959bb58bf0498274f6357.xls"

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 3416

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 3416

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 74.242.123.52.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/4532-2-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4532-1-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4532-0-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4532-3-0x00007FFCF19ED000-0x00007FFCF19EE000-memory.dmp

memory/4532-5-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4532-4-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4532-9-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-12-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-11-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-14-0x00007FFCAF970000-0x00007FFCAF980000-memory.dmp

memory/4532-10-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-8-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-7-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-6-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-13-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-16-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-15-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-17-0x00007FFCAF970000-0x00007FFCAF980000-memory.dmp

memory/4532-19-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-18-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-34-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-35-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4768-39-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4768-41-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4768-52-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4768-55-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4768-54-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4768-53-0x00007FFCB19D0000-0x00007FFCB19E0000-memory.dmp

memory/4768-56-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp

memory/4532-57-0x00007FFCF1950000-0x00007FFCF1B45000-memory.dmp