Malware Analysis Report

2025-03-15 07:55

Sample ID 240804-z1yg8szgnf
Target 181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf
SHA256 181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf
Tags
macro macro_on_action discovery
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

181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf

Threat Level: Likely malicious

The file 181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action discovery

Office macro that triggers on suspicious action

Suspicious Office macro

Drops file in Windows directory

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-04 21:11

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-04 21:11

Reported

2024-08-04 21:12

Platform

win7-20240705-en

Max time kernel

55s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf.doc"

Signatures

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.EXE N/A

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf.doc"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

Network

Country Destination Domain Proto
US 185.208.158.203:4444 tcp

Files

memory/3064-0-0x000000002FB61000-0x000000002FB62000-memory.dmp

memory/3064-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/3064-2-0x00000000714AD000-0x00000000714B8000-memory.dmp

memory/3064-4-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-6-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-5-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-16-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-27-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-28-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-26-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-25-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-24-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-22-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-23-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-21-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-20-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-18-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-15-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-14-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-13-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-12-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-11-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-10-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-9-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-8-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-7-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-19-0x0000000000690000-0x0000000000790000-memory.dmp

memory/3064-34-0x00000000714AD000-0x00000000714B8000-memory.dmp

memory/3064-35-0x0000000000690000-0x0000000000790000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-04 21:11

Reported

2024-08-04 21:12

Platform

win10v2004-20240802-en

Max time kernel

50s

Max time network

42s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf.doc" /o ""

Signatures

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\WINWORD.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\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\181413db6c148a2da57607abfd2bd67f271315ab7b307ead80a12a2ae390baaf.doc" /o ""

Network

Country Destination Domain Proto
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 185.208.158.203:4444 tcp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 23.40.43.41:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.24:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 41.43.40.23.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp

Files

memory/2008-0-0x00007FFA1DA10000-0x00007FFA1DA20000-memory.dmp

memory/2008-3-0x00007FFA5DA2D000-0x00007FFA5DA2E000-memory.dmp

memory/2008-2-0x00007FFA1DA10000-0x00007FFA1DA20000-memory.dmp

memory/2008-4-0x00007FFA1DA10000-0x00007FFA1DA20000-memory.dmp

memory/2008-5-0x00007FFA1DA10000-0x00007FFA1DA20000-memory.dmp

memory/2008-1-0x00007FFA1DA10000-0x00007FFA1DA20000-memory.dmp

memory/2008-7-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-8-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-9-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-10-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-6-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-11-0x00007FFA1B420000-0x00007FFA1B430000-memory.dmp

memory/2008-12-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-13-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-15-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-14-0x00007FFA1B420000-0x00007FFA1B430000-memory.dmp

memory/2008-17-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-19-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-18-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-20-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-22-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-21-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-16-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-49-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

MD5 e14aa989dc10a7e8b346e4c294dc2cf0
SHA1 d3c6e239d915afbfd91e1ae38355c4abade79311
SHA256 df07ba2c3a7bc9f176f3a60d96bab893d95c20ac873a181f2a310fe15d5cad0f
SHA512 7ecc4f77efe6c996a3cf529a30f4a2259c0d1e40bbfa1702461ca51f5a1b76f5d20d5fe5a1e6310342d8242b8072d0c5d4f145d72d41f9fd16b132a22f5813e6

C:\Users\Admin\AppData\Local\Temp\TCDE62F.tmp\iso690.xsl

MD5 ff0e07eff1333cdf9fc2523d323dd654
SHA1 77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4
SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
SHA512 b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

memory/2008-217-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp

memory/2008-218-0x00007FFA5D990000-0x00007FFA5DB85000-memory.dmp