Malware Analysis Report

2025-03-15 07:22

Sample ID 241111-zcv27swbnr
Target 62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6
SHA256 62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6
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

62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6

Threat Level: Known bad

The file 62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6 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 WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 20:34

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 20:34

Reported

2024-11-11 20:37

Platform

win7-20240903-en

Max time kernel

137s

Max time network

140s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6.xlsm

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:\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

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\62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6.xlsm

C:\Windows\SysWow64\regsvr32.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 avirtual.com.ar udp
US 170.249.204.50:443 avirtual.com.ar tcp
US 8.8.8.8:53 e6.o.lencr.org udp
GB 2.23.210.82:80 e6.o.lencr.org tcp
US 8.8.8.8:53 ard-paya.ir udp
IR 178.239.158.47:80 ard-paya.ir tcp
US 8.8.8.8:53 ascendmedicalsupplies.co.ke udp
DE 88.198.22.18:80 ascendmedicalsupplies.co.ke tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/1608-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1608-1-0x0000000072ACD000-0x0000000072AD8000-memory.dmp

memory/1608-17-0x0000000072ACD000-0x0000000072AD8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 20:34

Reported

2024-11-11 20:37

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6.xlsm"

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 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
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily 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\62130f85ded8643c53974f2cc501805ec70bccf125a3ecad5de938bb71d82ff6.xlsm"

C:\Windows\SysWow64\regsvr32.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.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 avirtual.com.ar udp
US 170.249.204.50:443 avirtual.com.ar tcp
US 8.8.8.8:53 18.89.109.52.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 50.204.249.170.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 e6.o.lencr.org udp
GB 2.23.210.82:80 e6.o.lencr.org tcp
US 8.8.8.8:53 ard-paya.ir udp
IR 178.239.158.47:80 ard-paya.ir tcp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 82.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 ascendmedicalsupplies.co.ke udp
DE 88.198.22.18:80 ascendmedicalsupplies.co.ke tcp
US 8.8.8.8:53 47.158.239.178.in-addr.arpa udp
US 8.8.8.8:53 18.22.198.88.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 82.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

memory/3952-1-0x00007FF83834D000-0x00007FF83834E000-memory.dmp

memory/3952-0-0x00007FF7F8330000-0x00007FF7F8340000-memory.dmp

memory/3952-3-0x00007FF7F8330000-0x00007FF7F8340000-memory.dmp

memory/3952-2-0x00007FF7F8330000-0x00007FF7F8340000-memory.dmp

memory/3952-4-0x00007FF7F8330000-0x00007FF7F8340000-memory.dmp

memory/3952-6-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-5-0x00007FF7F8330000-0x00007FF7F8340000-memory.dmp

memory/3952-7-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-9-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-8-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-10-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-11-0x00007FF7F62D0000-0x00007FF7F62E0000-memory.dmp

memory/3952-13-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-12-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-15-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-14-0x00007FF7F62D0000-0x00007FF7F62E0000-memory.dmp

memory/3952-31-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3952-32-0x00007FF83834D000-0x00007FF83834E000-memory.dmp

memory/3952-33-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

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

MD5 c6e29e4e94e5e5e4755d11ca7b9ad76e
SHA1 cb99e0c61f01b60e877d6000584927d121625455
SHA256 a6e6cab25d6fa8805ab358c68662c3c244c8c566816dd73898a12b65c775c358
SHA512 f44aa07bb26e63cd609be9b6042a3603113f6f9bd8de139cb8259f67485a78434852cd3fbcc869e39736573a975b002010e0bd33f79e08ad6f37ef86eb0e75e3