Malware Analysis Report

2025-05-06 01:12

Sample ID 241109-z56dmsserr
Target a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b
SHA256 a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b
Tags
discovery macro
score
8/10

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
8/10

SHA256

a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b

Threat Level: Likely malicious

The file a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b was found to be: Likely malicious.

Malicious Activity Summary

discovery macro

Suspicious Office macro

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 21:19

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 21:19

Reported

2024-11-09 21:20

Platform

win7-20240903-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\a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b.xlsm

Signatures

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

Office loads VBA resources, possible macro or embedded object present

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\a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 172.217.169.78:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
NL 162.125.65.18:443 www.dropbox.com tcp
NL 162.125.65.18:443 www.dropbox.com tcp

Files

memory/1628-1-0x000000007209D000-0x00000000720A8000-memory.dmp

memory/1628-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1628-26-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-39-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-64-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-65-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-66-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-67-0x000000007209D000-0x00000000720A8000-memory.dmp

memory/1628-68-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-69-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-70-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-71-0x0000000006610000-0x0000000006710000-memory.dmp

memory/1628-72-0x0000000006610000-0x0000000006710000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 21:19

Reported

2024-11-09 21:20

Platform

win10v2004-20241007-en

Max time kernel

46s

Max time network

38s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b.xlsm"

Signatures

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

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\a372be1263f8c94749dd40776238dac09f3d5b74d2485d7c4ae4d6745801f14b.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 18.89.109.52.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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 docs.google.com udp
GB 172.217.169.78:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
NL 162.125.65.18:443 www.dropbox.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 78.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 18.65.125.162.in-addr.arpa udp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp

Files

memory/4404-0-0x00007FFC5E270000-0x00007FFC5E280000-memory.dmp

memory/4404-1-0x00007FFC9E28D000-0x00007FFC9E28E000-memory.dmp

memory/4404-2-0x00007FFC5E270000-0x00007FFC5E280000-memory.dmp

memory/4404-3-0x00007FFC5E270000-0x00007FFC5E280000-memory.dmp

memory/4404-6-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-7-0x00007FFC5E270000-0x00007FFC5E280000-memory.dmp

memory/4404-11-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-10-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-9-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-12-0x00007FFC5B910000-0x00007FFC5B920000-memory.dmp

memory/4404-8-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-13-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-5-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-14-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-15-0x00007FFC5B910000-0x00007FFC5B920000-memory.dmp

memory/4404-4-0x00007FFC5E270000-0x00007FFC5E280000-memory.dmp

memory/4404-73-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-149-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-150-0x00007FFC9E28D000-0x00007FFC9E28E000-memory.dmp

memory/4404-151-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

memory/4404-155-0x00007FFC9E1F0000-0x00007FFC9E3E5000-memory.dmp

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

MD5 d806869ac71c58013b93d13df9ad3bc8
SHA1 da5c1eb8744b0b21eab373cf3e1726499951b6d7
SHA256 13d9d97bf5cc13b6c1d24351efb450c4ccb735c50451c07c0147f31ed553a753
SHA512 23c962b8777fcf71718eceac35f9f4b4d88973936b56055bc941208829a6b6d991703cb48af0d93725e164919b656537f6523f44745783521559d91b8f1926ad