Malware Analysis Report

2025-01-22 16:08

Sample ID 241111-vszccasejb
Target 606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601
SHA256 606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601
Tags
discovery macro xlm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601

Threat Level: Known bad

The file 606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601 was found to be: Known bad.

Malicious Activity Summary

discovery macro xlm

Process spawned unexpected child process

Suspicious Office macro

System Location Discovery: System Language Discovery

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 17:15

Signatures

Suspicious Office macro

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 17:15

Reported

2024-11-11 17:18

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

138s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601.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\606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601.xls"

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 servidorcarlosydavid.es udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
US 8.8.8.8:53 gmo-sol-p10.heteml.jp udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 iashanghai.cn udp
CN 115.159.91.200:443 iashanghai.cn tcp
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 15.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 www.pasionportufuturo.pe udp
US 8.8.8.8:53 dmdagents.com.au udp
AU 207.148.85.177:80 dmdagents.com.au tcp
AU 207.148.85.177:443 dmdagents.com.au tcp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 177.85.148.207.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

memory/628-0-0x00007FFEF6090000-0x00007FFEF60A0000-memory.dmp

memory/628-1-0x00007FFF360AD000-0x00007FFF360AE000-memory.dmp

memory/628-3-0x00007FFEF6090000-0x00007FFEF60A0000-memory.dmp

memory/628-4-0x00007FFEF6090000-0x00007FFEF60A0000-memory.dmp

memory/628-5-0x00007FFEF6090000-0x00007FFEF60A0000-memory.dmp

memory/628-2-0x00007FFEF6090000-0x00007FFEF60A0000-memory.dmp

memory/628-10-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-9-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-8-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-7-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-6-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-12-0x00007FFEF3DF0000-0x00007FFEF3E00000-memory.dmp

memory/628-11-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-15-0x00007FFEF3DF0000-0x00007FFEF3E00000-memory.dmp

memory/628-18-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-17-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-21-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-23-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-22-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-20-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-19-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-16-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-14-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-13-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-36-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

memory/628-37-0x00007FFF360AD000-0x00007FFF360AE000-memory.dmp

memory/628-38-0x00007FFF36010000-0x00007FFF36205000-memory.dmp

C:\Users\Admin\xxw1.ocx

MD5 0cfe08d0b76f6c16d79dffcb527d94bb
SHA1 60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b
SHA256 f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d
SHA512 03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb

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

MD5 439bb221dd99fccbfcb2205bb8b0fbd4
SHA1 22cec04db2bb4f4ebade836fbcb8d149d2aae26f
SHA256 dc1c56bee1dd6fdfe12bc6fa75cbe1684957310d1a61b79d59e6b50a97ce3be9
SHA512 8f66124dbc7bfe388b1c111b88cde8d3e7734e285d14dcdbded8461542e6773b809a098271172298fecf6b5dd345afed31b1f24b36e8e8a2212aaf58a2daf709

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 17:15

Reported

2024-11-11 17:18

Platform

win7-20240903-en

Max time kernel

142s

Max time network

145s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601.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\606fca5c43d5a2049ae41c0ab0226269b2ac0ab1270339356711ffb961a62601.xls

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 servidorcarlosydavid.es udp
US 8.8.8.8:53 gmo-sol-p10.heteml.jp udp
US 8.8.8.8:53 iashanghai.cn udp
CN 115.159.91.200:443 iashanghai.cn tcp
US 8.8.8.8:53 www.pasionportufuturo.pe udp
US 8.8.8.8:53 dmdagents.com.au udp
AU 207.148.85.177:80 dmdagents.com.au tcp
AU 207.148.85.177:443 dmdagents.com.au tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.22:80 crl.microsoft.com tcp

Files

memory/2484-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2484-1-0x00000000729CD000-0x00000000729D8000-memory.dmp

memory/2484-2-0x00000000729CD000-0x00000000729D8000-memory.dmp

C:\Users\Admin\xxw1.ocx

MD5 0cfe08d0b76f6c16d79dffcb527d94bb
SHA1 60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b
SHA256 f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d
SHA512 03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb