Malware Analysis Report

2024-10-24 17:09

Sample ID 240904-zy6qtsxeme
Target 1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da
SHA256 1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da
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

1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da

Threat Level: Known bad

The file 1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da 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 use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-04 21:08

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-04 21:08

Reported

2024-09-04 21:09

Platform

win7-20240729-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da.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\1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da.xls

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe ..\hvxda.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 praachichemfood.com udp
US 13.248.213.45:80 praachichemfood.com tcp

Files

memory/2136-1-0x000000007258D000-0x0000000072598000-memory.dmp

memory/2136-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

C:\Users\Admin\hvxda.ocx

MD5 e89f75f918dbdcee28604d4e09dd71d7
SHA1 f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
SHA512 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

memory/2136-7-0x000000007258D000-0x0000000072598000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-04 21:08

Reported

2024-09-04 21:09

Platform

win10v2004-20240802-en

Max time kernel

46s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da.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

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\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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2096 wrote to memory of 1888 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2096 wrote to memory of 1888 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.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\1df21784d6eefa3a65dd50c54db3f1e18b4e183b1d4ab60293b96e1e0e1517da.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe ..\hvxda.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 praachichemfood.com udp
US 13.248.213.45:80 praachichemfood.com tcp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 45.213.248.13.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

memory/2096-3-0x00007FFBA5AAD000-0x00007FFBA5AAE000-memory.dmp

memory/2096-4-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

memory/2096-5-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

memory/2096-2-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

memory/2096-1-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

memory/2096-0-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

memory/2096-6-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-9-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-10-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-8-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-11-0x00007FFB633D0000-0x00007FFB633E0000-memory.dmp

memory/2096-7-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-14-0x00007FFB633D0000-0x00007FFB633E0000-memory.dmp

memory/2096-13-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-15-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-16-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-19-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-18-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-17-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-12-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-22-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-21-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

memory/2096-20-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

C:\Users\Admin\hvxda.ocx

MD5 e89f75f918dbdcee28604d4e09dd71d7
SHA1 f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
SHA512 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0

memory/2096-37-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

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

MD5 587e5d0380701cb3ba2d8a89f87abdaf
SHA1 3041757c35931d7374e0adeff188527da1a95d04
SHA256 06bc2d78fef16c2dcdcafb3047d0f4c07fa5d774583b5b2e7d18d2ddb859b1f4
SHA512 224a45746c1c6eb11f69ff76dd1e7ee56cf4af4d42b7b11d9e6d7a175bf1bac97062803477b9417ba1128556fb0f7ac445e70202083cf489ba82179e0286e771