Malware Analysis Report

2024-10-24 17:10

Sample ID 240904-1wnynsxcjp
Target 656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905
SHA256 656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905
Tags
macro xlm discovery
score
10/10

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
10/10

SHA256

656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905

Threat Level: Known bad

The file 656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Suspicious Office macro

Blocklisted process makes network request

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-04 22:00

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-04 22:00

Reported

2024-09-04 22:01

Platform

win7-20240903-en

Max time kernel

19s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\rundll32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

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\656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\NiO.txt,DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 statedauto.com udp
US 54.208.224.251:443 statedauto.com tcp
US 34.202.219.172:443 statedauto.com tcp
US 54.208.224.251:443 statedauto.com tcp
US 34.202.219.172:443 statedauto.com tcp

Files

memory/2872-1-0x000000007239D000-0x00000000723A8000-memory.dmp

memory/2872-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2872-2-0x000000007239D000-0x00000000723A8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-04 22:00

Reported

2024-09-04 22:01

Platform

win10v2004-20240802-en

Max time kernel

59s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls"

Signatures

Process spawned unexpected 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:\Windows\explorer.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A

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

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings C:\Windows\explorer.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4980 wrote to memory of 3988 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\explorer.exe
PID 4980 wrote to memory of 3988 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\explorer.exe
PID 3460 wrote to memory of 2608 N/A C:\Windows\explorer.exe C:\Windows\System32\WScript.exe
PID 3460 wrote to memory of 2608 N/A C:\Windows\explorer.exe C:\Windows\System32\WScript.exe

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\656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls"

C:\Windows\explorer.exe

explorer.exe C:\Users\Public\Documents\qdeDxo.vbs

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\qdeDxo.vbs"

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 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 statedauto.com udp
US 54.208.224.251:443 statedauto.com tcp
US 34.202.219.172:443 statedauto.com tcp
US 8.8.8.8:53 11.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 36.56.20.217.in-addr.arpa udp

Files

memory/4980-0-0x00007FFDFDC2D000-0x00007FFDFDC2E000-memory.dmp

memory/4980-1-0x00007FFDBDC10000-0x00007FFDBDC20000-memory.dmp

memory/4980-2-0x00007FFDBDC10000-0x00007FFDBDC20000-memory.dmp

memory/4980-3-0x00007FFDBDC10000-0x00007FFDBDC20000-memory.dmp

memory/4980-4-0x00007FFDBDC10000-0x00007FFDBDC20000-memory.dmp

memory/4980-6-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-7-0x00007FFDBDC10000-0x00007FFDBDC20000-memory.dmp

memory/4980-5-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-11-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-13-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-14-0x00007FFDBB9F0000-0x00007FFDBBA00000-memory.dmp

memory/4980-12-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-10-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-9-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-8-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-15-0x00007FFDBB9F0000-0x00007FFDBBA00000-memory.dmp

memory/4980-16-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-17-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

C:\Users\Public\Documents\qdeDxo.vbs

MD5 e64db1480dbe3731df10bc880e8fb802
SHA1 00d2736ee984707cc7c3086aca325bf8e2c49d2e
SHA256 2562f21d2323ff1c6c6749aaef8bb7fc536e0acfd7b9fae92b24447e1d7c8311
SHA512 76064a665802d9a3d1749784050ca1254936897e51e710004f722ab373d50a5d99d059b4784a3a8cef266ee51ee895afc520ab16670535102273e90ca65fe1b4

memory/4980-31-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-32-0x00007FFDFDC2D000-0x00007FFDFDC2E000-memory.dmp

memory/4980-33-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp

memory/4980-34-0x00007FFDFDB90000-0x00007FFDFDD85000-memory.dmp