Malware Analysis Report

2025-03-15 07:22

Sample ID 241111-yz68bavjdy
Target 50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a
SHA256 50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a
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

50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a

Threat Level: Known bad

The file 50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a 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 use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 20:14

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 20:14

Reported

2024-11-11 20:16

Platform

win7-20240903-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a.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:\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
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

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 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 376 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 572 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2704 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2348 wrote to memory of 2708 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\50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a.xls

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 fisika.mipa.uns.ac.id udp
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
US 8.8.8.8:53 zonainformatica.es udp
ES 82.98.170.50:80 zonainformatica.es tcp
ES 82.98.170.50:443 zonainformatica.es tcp
US 8.8.8.8:53 e5.o.lencr.org udp
GB 2.23.210.75:80 e5.o.lencr.org tcp
US 8.8.8.8:53 balletmagazine.ro udp
RO 188.215.244.191:80 balletmagazine.ro tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.22:80 crl.microsoft.com tcp

Files

memory/2348-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2348-1-0x000000007293D000-0x0000000072948000-memory.dmp

C:\Users\Admin\soci2.ocx

MD5 3b79e62476916ff33ddc0668a0898e6d
SHA1 fe4f73a8019a0407cec5e2eb0c344adc4ab73bae
SHA256 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81
SHA512 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

memory/2348-21-0x000000007293D000-0x0000000072948000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 20:14

Reported

2024-11-11 20:17

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\50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a.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\50f3de574becfe85ac4b3dbd4eb5a6c37e1db9f4a18fc108c52377a595ee7c9a.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.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 fisika.mipa.uns.ac.id udp
US 8.8.8.8:53 greycoconut.com udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa 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
US 8.8.8.8:53 246.241.149.180.in-addr.arpa udp
US 8.8.8.8:53 zonainformatica.es udp
ES 82.98.170.50:80 zonainformatica.es tcp
ES 82.98.170.50:443 zonainformatica.es tcp
US 8.8.8.8:53 balletmagazine.ro udp
RO 188.215.244.191:80 balletmagazine.ro tcp
US 8.8.8.8:53 50.170.98.82.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 191.244.215.188.in-addr.arpa udp
US 8.8.8.8:53 215.143.182.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp

Files

memory/3720-1-0x00007FFBD356D000-0x00007FFBD356E000-memory.dmp

memory/3720-3-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

memory/3720-2-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

memory/3720-4-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

memory/3720-5-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

memory/3720-8-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-7-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-11-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-10-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-9-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-13-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-16-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-17-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-15-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-19-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-18-0x00007FFB91330000-0x00007FFB91340000-memory.dmp

memory/3720-14-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-12-0x00007FFB91330000-0x00007FFB91340000-memory.dmp

memory/3720-6-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-0-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

C:\Users\Admin\soci2.ocx

MD5 3b79e62476916ff33ddc0668a0898e6d
SHA1 fe4f73a8019a0407cec5e2eb0c344adc4ab73bae
SHA256 418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81
SHA512 3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

memory/3720-38-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

memory/3720-39-0x00007FFBD356D000-0x00007FFBD356E000-memory.dmp

memory/3720-40-0x00007FFBD34D0000-0x00007FFBD36C5000-memory.dmp

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

MD5 269a8065ecd2260c8230ffa90b5faffb
SHA1 a63cb564f018a0c8ae559776004e63025ee94a49
SHA256 5af6cef3fdcd1d9aaf85be26d985990bb7f90ff6302627e87a05341c7683683f
SHA512 c33a9b432e7c478218d0d045ad6610d0ae2e3cfcced8c7a382e77e18ed7c4abbfd7f70819588f033b80ac9ea520838547801de0f4298ee941ec05676c0b9b022