Malware Analysis Report

2025-03-15 07:23

Sample ID 241111-zm3j2awdpq
Target 16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441
SHA256 16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441
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

16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441

Threat Level: Known bad

The file 16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Suspicious Office macro

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 20:50

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 20:50

Reported

2024-11-11 20:53

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441.xls

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

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\16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441.xls

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.greenvalleyschool.com udp
US 69.160.68.237:443 www.greenvalleyschool.com tcp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.82:80 r10.o.lencr.org tcp
US 8.8.8.8:53 www.travellers-autobarnrv.com udp
US 198.46.95.67:443 www.travellers-autobarnrv.com tcp
US 8.8.8.8:53 www.campusconindigital.org udp
AR 179.43.117.122:443 www.campusconindigital.org tcp
US 8.8.8.8:53 www.destinocuenca.com udp
US 173.237.185.110:443 www.destinocuenca.com tcp
US 173.237.185.110:443 www.destinocuenca.com tcp
US 173.237.185.110:443 www.destinocuenca.com tcp
US 173.237.185.110:443 www.destinocuenca.com tcp
US 8.8.8.8:53 www.defsalabs.com udp
US 198.59.144.128:443 www.defsalabs.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/3056-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/3056-1-0x000000007259D000-0x00000000725A8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabB751.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\TarB7B1.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/3056-63-0x000000007259D000-0x00000000725A8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 20:50

Reported

2024-11-11 20:53

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

146s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441.xls"

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 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\16c66b8fd31c78c00874b16f072da6123a9d760a43c36f509a35c5f0593b5441.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
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
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 www.greenvalleyschool.com udp
US 69.160.68.237:443 www.greenvalleyschool.com tcp
US 8.8.8.8:53 83.210.23.2.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 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.82:80 r10.o.lencr.org tcp
US 8.8.8.8:53 237.68.160.69.in-addr.arpa udp
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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 www.travellers-autobarnrv.com udp
US 198.46.95.67:443 www.travellers-autobarnrv.com tcp
US 8.8.8.8:53 67.95.46.198.in-addr.arpa udp
US 8.8.8.8:53 233.38.18.104.in-addr.arpa udp
US 8.8.8.8:53 23.149.64.172.in-addr.arpa udp
US 8.8.8.8:53 www.campusconindigital.org udp
AR 179.43.117.122:443 www.campusconindigital.org tcp
US 8.8.8.8:53 122.117.43.179.in-addr.arpa udp
US 8.8.8.8:53 www.destinocuenca.com udp
US 173.237.185.110:443 www.destinocuenca.com tcp
US 8.8.8.8:53 www.defsalabs.com udp
US 198.59.144.128:443 www.defsalabs.com tcp
US 8.8.8.8:53 110.185.237.173.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/2628-1-0x00007FF9A436D000-0x00007FF9A436E000-memory.dmp

memory/2628-0-0x00007FF964350000-0x00007FF964360000-memory.dmp

memory/2628-3-0x00007FF964350000-0x00007FF964360000-memory.dmp

memory/2628-2-0x00007FF964350000-0x00007FF964360000-memory.dmp

memory/2628-4-0x00007FF964350000-0x00007FF964360000-memory.dmp

memory/2628-5-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-6-0x00007FF964350000-0x00007FF964360000-memory.dmp

memory/2628-11-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-12-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-14-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-13-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-15-0x00007FF962230000-0x00007FF962240000-memory.dmp

memory/2628-10-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-16-0x00007FF962230000-0x00007FF962240000-memory.dmp

memory/2628-9-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-8-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-7-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-42-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-46-0x00007FF9A436D000-0x00007FF9A436E000-memory.dmp

memory/2628-47-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

memory/2628-48-0x00007FF9A42D0000-0x00007FF9A44C5000-memory.dmp

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

MD5 8e030fc80f740807a93f20eb0626d45d
SHA1 a142909eb5586bb43ca9a4ae50bfba9e28a93cd9
SHA256 3de1041d71d0f329a2425cd7abf440563c2868f4f7f0b5d7ba5cb67da2741619
SHA512 42f4e3e3221955a3df365b5164a90b780cc0b89536d5698e12955018f76f4734613b155554351f73449574d63143155561d7fb69bf2c6418e3119cd287c0f7ad