Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-z7ezgaxbkf
Target 43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198
SHA256 43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198
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

43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198

Threat Level: Known bad

The file 43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198 was found to be: Known bad.

Malicious Activity Summary

discovery macro xlm

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 21:21

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 21:21

Reported

2024-11-11 21:23

Platform

win7-20240903-en

Max time kernel

139s

Max time network

142s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198.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\43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198.xls

Network

Country Destination Domain Proto
US 8.8.8.8:53 congtycamvinh.com udp
VN 45.122.220.108:80 congtycamvinh.com tcp
VN 45.122.220.108:443 congtycamvinh.com 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 ecube.com.mx udp
US 72.249.55.80:80 ecube.com.mx tcp
US 8.8.8.8:53 dulichdichvu.net udp
VN 45.122.220.108:80 dulichdichvu.net tcp
VN 45.122.220.108:443 dulichdichvu.net tcp
US 8.8.8.8:53 gnif.org udp
US 75.119.202.229:80 gnif.org tcp
US 8.8.8.8:53 edoraseguros.com.br udp
US 209.126.103.109:443 edoraseguros.com.br tcp
US 209.126.103.109:443 edoraseguros.com.br tcp
US 209.126.103.109:443 edoraseguros.com.br tcp
US 209.126.103.109:443 edoraseguros.com.br tcp
US 8.8.8.8:53 sanoma.allrent.nl udp
NL 83.137.196.116:443 sanoma.allrent.nl tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/2272-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2272-1-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

memory/2272-16-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:21

Reported

2024-11-11 21:23

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

149s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198.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\43a330d11b7a32d19a5b8ca05b3c742f42dc3d73a7b3b8c636352e9c5f2de198.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 46.28.109.52.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 congtycamvinh.com udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
VN 45.122.220.108:80 congtycamvinh.com tcp
VN 45.122.220.108:443 congtycamvinh.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 108.220.122.45.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 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 ecube.com.mx udp
US 72.249.55.80:80 ecube.com.mx tcp
US 8.8.8.8:53 9.73.50.20.in-addr.arpa udp
US 8.8.8.8:53 dulichdichvu.net udp
VN 45.122.220.108:80 dulichdichvu.net tcp
VN 45.122.220.108:443 dulichdichvu.net tcp
US 8.8.8.8:53 gnif.org udp
US 75.119.202.229:80 gnif.org tcp
US 8.8.8.8:53 229.202.119.75.in-addr.arpa udp
US 8.8.8.8:53 edoraseguros.com.br udp
US 209.126.103.109:443 edoraseguros.com.br tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 109.103.126.209.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.edoraseguros.com.br udp
US 209.126.103.109:443 www.edoraseguros.com.br tcp
US 8.8.8.8:53 sanoma.allrent.nl udp
NL 83.137.196.116:443 sanoma.allrent.nl tcp
US 8.8.8.8:53 116.196.137.83.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/720-1-0x00007FFCC38ED000-0x00007FFCC38EE000-memory.dmp

memory/720-0-0x00007FFC838D0000-0x00007FFC838E0000-memory.dmp

memory/720-2-0x00007FFC838D0000-0x00007FFC838E0000-memory.dmp

memory/720-3-0x00007FFC838D0000-0x00007FFC838E0000-memory.dmp

memory/720-4-0x00007FFC838D0000-0x00007FFC838E0000-memory.dmp

memory/720-8-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-7-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-6-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-5-0x00007FFC838D0000-0x00007FFC838E0000-memory.dmp

memory/720-10-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-9-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-12-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-11-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-13-0x00007FFC81480000-0x00007FFC81490000-memory.dmp

memory/720-14-0x00007FFC81480000-0x00007FFC81490000-memory.dmp

memory/720-31-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

memory/720-32-0x00007FFCC38ED000-0x00007FFCC38EE000-memory.dmp

memory/720-33-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

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

MD5 7520b0bc13076b9e068f8161ecaf78fa
SHA1 e80b8dbe5d5cbeedf00e307c06261523fbc81c9e
SHA256 ba120535e624c44db6b72f9346e2e42e395e1a330e7520f9ac3cb6703c2ef5d0
SHA512 4c92467d75c80c6b9cce5e225684b73bd124c2618e4a10ae81a10f9d217c02f30383c6d5c3bdcf752cb5cf84011dbb3fc23ddeefc93d7806271e7761cc324ffa