Malware Analysis Report

2025-01-22 19:07

Sample ID 240719-z5ssjstfrc
Target f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e
SHA256 f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e
Tags
macro macro_on_action
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

f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e

Threat Level: Likely malicious

The file f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Office macro that triggers on suspicious action

Suspicious Office macro

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-19 21:18

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

2024-07-19 21:18

Reported

2024-07-19 21:19

Platform

win7-20240704-en

Max time kernel

24s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e.xls

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

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\f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e.xls

Network

N/A

Files

memory/2780-1-0x00000000724ED000-0x00000000724F8000-memory.dmp

memory/2780-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2780-8-0x0000000006C50000-0x0000000006D50000-memory.dmp

memory/2780-9-0x00000000724ED000-0x00000000724F8000-memory.dmp

memory/2780-10-0x0000000006C50000-0x0000000006D50000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-19 21:18

Reported

2024-07-19 21:19

Platform

win10v2004-20240709-en

Max time kernel

42s

Max time network

45s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e.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:\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
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

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\system32\dwwin.exe N/A
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

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

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\f2005958f801a051cdef8c0ef2343c4c2eadab62c6c132ffbf19be30f343552e.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 4476

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4476

Network

Country Destination Domain Proto
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 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.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
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa 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

Files

memory/1096-0-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/1096-1-0x00007FFDE06CD000-0x00007FFDE06CE000-memory.dmp

memory/1096-4-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/1096-6-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-9-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-10-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-13-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-14-0x00007FFD9E500000-0x00007FFD9E510000-memory.dmp

memory/1096-12-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-11-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-15-0x00007FFD9E500000-0x00007FFD9E510000-memory.dmp

memory/1096-8-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-7-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/1096-16-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-18-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-17-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-19-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-5-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-3-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/1096-2-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/1096-37-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/536-42-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/536-44-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/536-45-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/536-52-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/536-55-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/536-54-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/536-53-0x00007FFDA06B0000-0x00007FFDA06C0000-memory.dmp

memory/536-56-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp

memory/1096-57-0x00007FFDE0630000-0x00007FFDE0825000-memory.dmp