Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-z8rdwszngn
Target 793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4
SHA256 793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4
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

793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4

Threat Level: Known bad

The file 793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4 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

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:23

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 21:23

Reported

2024-11-11 21:26

Platform

win7-20240903-en

Max time kernel

139s

Max time network

140s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4.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
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:\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 WriteProcessMemory

Description Indicator Process Target
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2816 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2828 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2864 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2236 wrote to memory of 2496 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\793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4.xls

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx

Network

Country Destination Domain Proto
US 8.8.8.8:53 helpeve.com udp
US 8.8.8.8:53 christplanet.com udp
US 108.62.122.41:80 christplanet.com tcp
US 8.8.8.8:53 www.chawkyfrenn.com udp
IE 63.35.51.142:80 www.chawkyfrenn.com tcp
IE 63.35.51.142:443 www.chawkyfrenn.com tcp
IE 63.35.51.142:443 www.chawkyfrenn.com tcp
IE 63.35.51.142:443 www.chawkyfrenn.com tcp
IE 63.35.51.142:443 www.chawkyfrenn.com tcp
US 8.8.8.8:53 chist.com udp
IR 5.10.248.145:80 chist.com tcp

Files

memory/2236-1-0x000000007284D000-0x0000000072858000-memory.dmp

memory/2236-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2236-3-0x000000007284D000-0x0000000072858000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:23

Reported

2024-11-11 21:26

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\793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4.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
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\793e3fc3c343afe9056a0467cbdeea928bc849792448a62f21c8cc5df1cf98d4.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 helpeve.com udp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 christplanet.com udp
US 108.62.122.41:80 christplanet.com tcp
US 8.8.8.8:53 www.chawkyfrenn.com udp
IE 34.249.200.254:80 www.chawkyfrenn.com tcp
IE 34.249.200.254:443 www.chawkyfrenn.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 41.122.62.108.in-addr.arpa udp
US 8.8.8.8:53 254.200.249.34.in-addr.arpa udp
US 8.8.8.8:53 r11.o.lencr.org udp
GB 2.23.210.75:80 r11.o.lencr.org tcp
US 8.8.8.8:53 chist.com udp
IR 5.10.248.145:80 chist.com tcp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 75.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 145.248.10.5.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/4356-1-0x00007FF9278AD000-0x00007FF9278AE000-memory.dmp

memory/4356-3-0x00007FF8E7890000-0x00007FF8E78A0000-memory.dmp

memory/4356-4-0x00007FF8E7890000-0x00007FF8E78A0000-memory.dmp

memory/4356-2-0x00007FF8E7890000-0x00007FF8E78A0000-memory.dmp

memory/4356-0-0x00007FF8E7890000-0x00007FF8E78A0000-memory.dmp

memory/4356-9-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-8-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-10-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-5-0x00007FF8E7890000-0x00007FF8E78A0000-memory.dmp

memory/4356-11-0x00007FF8E54C0000-0x00007FF8E54D0000-memory.dmp

memory/4356-7-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-6-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-12-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-13-0x00007FF8E54C0000-0x00007FF8E54D0000-memory.dmp

memory/4356-15-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-16-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-19-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-18-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-21-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-20-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-17-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-14-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-38-0x00007FF927810000-0x00007FF927A05000-memory.dmp

memory/4356-39-0x00007FF9278AD000-0x00007FF9278AE000-memory.dmp

memory/4356-40-0x00007FF927810000-0x00007FF927A05000-memory.dmp

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

MD5 73e158a7ffa8990f463eedffa32dfaa0
SHA1 d7ce7add81dcf843fd07a7cd80c2535fb03a00b9
SHA256 23a54cc321b36c2c20a25408ddd04bb0831b9aec477a7ded4279a5e7469bd45f
SHA512 aab5c910d7c280de7851bcddf76496a732a51a500968d1fa3ca3c60eeb7c331a4705614eb044e6f7268fc5db28153c7370bd2e226b6b42105830e4899c442f42