Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-1lxstsxdml
Target b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d
SHA256 b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d
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

b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d

Threat Level: Known bad

The file b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

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

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:44

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 21:44

Reported

2024-11-11 21:47

Platform

win7-20240903-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d.xls

Signatures

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

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\b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d.xls

Network

Country Destination Domain Proto
US 8.8.8.8:53 med.devsrm.com udp
US 143.95.229.88:80 med.devsrm.com tcp
US 8.8.8.8:53 izytalab.com udp
US 8.8.8.8:53 pcsolutionss.com udp
US 204.15.133.228:443 pcsolutionss.com tcp
US 8.8.8.8:53 www.doctorcasenave.com udp
US 172.67.203.60:80 www.doctorcasenave.com tcp
US 8.8.8.8:53 doctorcasenave.com udp
US 104.21.44.190:80 doctorcasenave.com tcp
US 8.8.8.8:53 wpl28.realtyna.com udp
US 54.173.39.27:443 wpl28.realtyna.com tcp
US 54.173.39.27:443 wpl28.realtyna.com tcp
US 54.173.39.27:443 wpl28.realtyna.com tcp
US 54.173.39.27:443 wpl28.realtyna.com tcp
US 8.8.8.8:53 www.efcballjoint.com udp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/1344-1-0x0000000072CED000-0x0000000072CF8000-memory.dmp

memory/1344-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab589E.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar58B1.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/1344-52-0x0000000072CED000-0x0000000072CF8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:44

Reported

2024-11-11 21:47

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d.xls"

Signatures

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\b8cb0c71d6d89ffbd93695345e8b8178ec5a9fb30a7bd5af3c77fa6690e6957d.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 med.devsrm.com udp
US 143.95.229.88:80 med.devsrm.com tcp
US 8.8.8.8:53 21.242.123.52.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 izytalab.com udp
US 8.8.8.8:53 pcsolutionss.com udp
US 204.15.133.228:443 pcsolutionss.com tcp
US 8.8.8.8:53 88.229.95.143.in-addr.arpa udp
US 8.8.8.8:53 228.133.15.204.in-addr.arpa udp
US 8.8.8.8:53 www.doctorcasenave.com udp
US 104.21.44.190:80 www.doctorcasenave.com tcp
US 8.8.8.8:53 doctorcasenave.com udp
US 104.21.44.190:80 doctorcasenave.com tcp
US 8.8.8.8:53 23.149.64.172.in-addr.arpa udp
US 8.8.8.8:53 190.44.21.104.in-addr.arpa udp
US 8.8.8.8:53 wpl28.realtyna.com udp
US 54.173.39.27:443 wpl28.realtyna.com tcp
US 8.8.8.8:53 27.39.173.54.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 wpl28.realtyna.net udp
US 54.209.108.234:443 wpl28.realtyna.net tcp
US 8.8.8.8:53 www.efcballjoint.com udp
US 8.8.8.8:53 234.108.209.54.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 1.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/5100-1-0x00007FF947F6D000-0x00007FF947F6E000-memory.dmp

memory/5100-0-0x00007FF907F50000-0x00007FF907F60000-memory.dmp

memory/5100-3-0x00007FF907F50000-0x00007FF907F60000-memory.dmp

memory/5100-2-0x00007FF907F50000-0x00007FF907F60000-memory.dmp

memory/5100-6-0x00007FF947ED0000-0x00007FF9480C5000-memory.dmp

memory/5100-5-0x00007FF907F50000-0x00007FF907F60000-memory.dmp

memory/5100-4-0x00007FF947ED0000-0x00007FF9480C5000-memory.dmp

memory/5100-7-0x00007FF947ED0000-0x00007FF9480C5000-memory.dmp

memory/5100-8-0x00007FF907F50000-0x00007FF907F60000-memory.dmp

memory/5100-9-0x00007FF905750000-0x00007FF905760000-memory.dmp

memory/5100-10-0x00007FF905750000-0x00007FF905760000-memory.dmp

memory/5100-30-0x00007FF947ED0000-0x00007FF9480C5000-memory.dmp

memory/5100-31-0x00007FF947F6D000-0x00007FF947F6E000-memory.dmp

memory/5100-32-0x00007FF947ED0000-0x00007FF9480C5000-memory.dmp

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

MD5 6f5735bea8846aec56b4a43df2ef215c
SHA1 ec794d8b8bcf02ce0e67b355604c8441550c08d9
SHA256 89ca6794487860330d911d052bde823b141cd8cc1c77ed859afc97f981c9ac68
SHA512 a09d6555acd9be7f868527d86fe24667a73d4bd0dd620b8d0705bb00e945337baf06caf1e47b74dc43ef8de8bc74ef5b0305fa20e04a8d5613daa4aeb829a979