Malware Analysis Report

2025-01-22 16:10

Sample ID 241111-v9zpfasflk
Target 52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882
SHA256 52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882
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

52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882

Threat Level: Known bad

The file 52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882 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

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 17:42

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 17:42

Reported

2024-11-11 17:44

Platform

win7-20241010-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.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

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\regsvr32.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\52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.xls

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\txdn.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 dlfreight.com udp
US 104.18.211.89:80 dlfreight.com tcp
US 104.18.211.89:443 dlfreight.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 172.217.16.227:80 c.pki.goog tcp
US 8.8.8.8:53 hadramout21.com udp
US 8.8.8.8:53 groupesther.com udp
US 8.8.8.8:53 datainline.com udp
AR 200.110.156.200:80 datainline.com tcp
US 8.8.8.8:53 greycoconut.com udp
IN 180.149.241.246:80 greycoconut.com tcp
US 8.8.8.8:53 www.greycoconut.com udp
IN 180.149.241.246:80 www.greycoconut.com tcp

Files

memory/2580-1-0x0000000072C7D000-0x0000000072C88000-memory.dmp

memory/2580-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2580-18-0x0000000072C7D000-0x0000000072C88000-memory.dmp

C:\Users\Admin\txdn.dll

MD5 3b79e62476916ff33ddc0668a0898e6d
SHA1 fe4f73a8019a0407cec5e2eb0c344adc4ab73bae
SHA256 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81
SHA512 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 17:42

Reported

2024-11-11 17:44

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.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\SysWow64\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\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

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\52ac038b3db944e054bc36569fedad842272dd1d65f179b2132fd25cbc94b882.xls"

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\txdn.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.32.7:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 dlfreight.com udp
US 104.18.211.89:80 dlfreight.com tcp
US 104.18.211.89:443 dlfreight.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp
US 8.8.8.8:53 7.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 89.211.18.104.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 227.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 hadramout21.com udp
US 8.8.8.8:53 groupesther.com udp
US 8.8.8.8:53 datainline.com udp
AR 200.110.156.200:80 datainline.com tcp
US 8.8.8.8:53 greycoconut.com udp
IN 180.149.241.246:80 greycoconut.com tcp
US 8.8.8.8:53 200.156.110.200.in-addr.arpa udp
US 8.8.8.8:53 www.greycoconut.com udp
IN 180.149.241.246:80 www.greycoconut.com tcp
US 8.8.8.8:53 246.241.149.180.in-addr.arpa udp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/964-2-0x00007FFB3AA30000-0x00007FFB3AA40000-memory.dmp

memory/964-3-0x00007FFB7AA4D000-0x00007FFB7AA4E000-memory.dmp

memory/964-4-0x00007FFB3AA30000-0x00007FFB3AA40000-memory.dmp

memory/964-1-0x00007FFB3AA30000-0x00007FFB3AA40000-memory.dmp

memory/964-0-0x00007FFB3AA30000-0x00007FFB3AA40000-memory.dmp

memory/964-6-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-5-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-7-0x00007FFB3AA30000-0x00007FFB3AA40000-memory.dmp

memory/964-9-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-11-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-13-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-12-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-14-0x00007FFB38950000-0x00007FFB38960000-memory.dmp

memory/964-10-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-8-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-15-0x00007FFB38950000-0x00007FFB38960000-memory.dmp

memory/964-17-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-18-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

memory/964-16-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp

C:\Users\Admin\txdn.dll

MD5 3b79e62476916ff33ddc0668a0898e6d
SHA1 fe4f73a8019a0407cec5e2eb0c344adc4ab73bae
SHA256 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81
SHA512 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

memory/964-42-0x00007FFB7A9B0000-0x00007FFB7ABA5000-memory.dmp