Malware Analysis Report

2025-01-22 16:11

Sample ID 241111-vy38gs1nhw
Target eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1
SHA256 eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1
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

eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1

Threat Level: Known bad

The file eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Suspicious Office macro

System Location Discovery: System Language Discovery

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 17:24

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 17:24

Reported

2024-11-11 17:27

Platform

win7-20241023-en

Max time kernel

137s

Max time network

151s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1.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\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.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\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.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

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2820 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2876 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2896 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe

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\eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1.xls

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam1.OCX

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam2.OCX

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam3.OCX

Network

Country Destination Domain Proto
US 8.8.8.8:53 natdemo.natrixsoftware.com udp
US 8.8.8.8:53 luisangeja.com udp
US 8.8.8.8:53 nerz.net udp
US 64.40.126.97:80 nerz.net tcp

Files

memory/2604-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2604-1-0x000000007208D000-0x0000000072098000-memory.dmp

memory/2604-2-0x000000007208D000-0x0000000072098000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 17:24

Reported

2024-11-11 17:27

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

149s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1.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\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

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 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

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
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\eabdc8ccfd75d25f72f0dca2501c15eaafdfc621b4b9f1a1a55c400195d2f4c1.xls"

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam1.OCX

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam2.OCX

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam3.OCX

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 natdemo.natrixsoftware.com udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 luisangeja.com udp
US 8.8.8.8:53 nerz.net udp
US 64.40.126.97:80 nerz.net tcp
US 8.8.8.8:53 97.126.40.64.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 40.173.79.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/412-0-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

memory/412-1-0x00007FFC90FED000-0x00007FFC90FEE000-memory.dmp

memory/412-2-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

memory/412-3-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

memory/412-6-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-5-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-9-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-11-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-10-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-12-0x00007FFC4EF70000-0x00007FFC4EF80000-memory.dmp

memory/412-8-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-7-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

memory/412-4-0x00007FFC50FD0000-0x00007FFC50FE0000-memory.dmp

memory/412-13-0x00007FFC4EF70000-0x00007FFC4EF80000-memory.dmp

memory/412-15-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-16-0x00007FFC90FED000-0x00007FFC90FEE000-memory.dmp

memory/412-17-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

memory/412-18-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

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

MD5 26811006694b6841c199841b1faf89b5
SHA1 d8313412a099bbdf4b70404a999b740f78fdae52
SHA256 af717c2014b9cbac2e31d7595c1604bb6f6a59291e8aa99896654dc85b83eb48
SHA512 ae428282567a09a4d646d2b60c287d01779df1dde7832c8372be6e5d04497ab5dd0e2f4f4d30288bb86a0a8e5b322f3247921b46af9e207452d8acb8b40e8d3f