Malware Analysis Report

2025-01-19 04:43

Sample ID 240807-vnzsbavapg
Target 072024-16062-01.rar
SHA256 f3c9ef7d1ea6177207e967c30d4cf44f13724bd91d26778875ac122d39fb5be5
Tags
discovery
score
3/10

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
3/10

SHA256

f3c9ef7d1ea6177207e967c30d4cf44f13724bd91d26778875ac122d39fb5be5

Threat Level: Likely benign

The file 072024-16062-01.rar was found to be: Likely benign.

Malicious Activity Summary

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-07 17:08

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-07 17:08

Reported

2024-08-07 17:11

Platform

win11-20240802-en

Max time kernel

112s

Max time network

94s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\072024-16062-01.rar

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2842058299-443432012-2465494467-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2842058299-443432012-2465494467-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2842058299-443432012-2465494467-1000_Classes\Local Settings\MuiCache C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\072024-16062-01.rar

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe

"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

MD5 41ce6cd728e8893a0387cd1d5aaf201d
SHA1 c6c5257c73d52968b03fa7a332f61f050229999c
SHA256 c6ff6212cd4c01ff44605a8339568c3ed2b9dd85c7956873ee9db592e24b654d
SHA512 73c40effe3fa0c521cdd5347e85ac142666a5a7b982d96c80f4c08c079d2f5a8d58c12644af20f27b8480040eb74b28d0696be16fc9566c02bf2d60d08839c27

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-07 17:08

Reported

2024-08-07 17:11

Platform

win11-20240802-en

Max time kernel

101s

Max time network

103s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\072024-16062-01.dmp

Signatures

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\DllHost.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU C:\Windows\system32\OpenWith.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupView = "0" C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 8c0031000000000002591b81110050524f4752417e310000740009000400efbec552596102591b812e0000003f0000000000010000000000000000004a00000000009ed52800500072006f006700720061006d002000460069006c0065007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100370038003100000018000000 C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg C:\Windows\system32\OpenWith.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\MuiCache C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 C:\Windows\system32\OpenWith.exe N/A
Key created \Registry\User\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\NotificationData C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\LogicalViewMode = "1" C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:PID = "0" C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\NodeSlot = "1" C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "16" C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} C:\Windows\system32\OpenWith.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 C:\Windows\system32\OpenWith.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = ffffffff C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell C:\Windows\system32\OpenWith.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3761892313-3378554128-2287991803-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags C:\Windows\system32\OpenWith.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\072024-16062-01.dmp

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe

"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalService -p -s fdPHost

C:\Windows\SysWOW64\DllHost.exe

C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,Control_RunDLL C:\Windows\System32\srchadmin.dll ,

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc

Network

Country Destination Domain Proto
GB 2.18.66.48:443 tcp
GB 95.101.63.217:443 r.bing.com tcp
GB 95.101.63.217:443 r.bing.com tcp
GB 95.101.63.217:443 r.bing.com tcp
GB 95.101.63.217:443 r.bing.com tcp
GB 95.101.63.217:443 r.bing.com tcp
GB 95.101.63.217:443 r.bing.com tcp
US 13.89.179.8:443 browser.pipe.aria.microsoft.com tcp
US 8.8.8.8:53 217.63.101.95.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp
N/A 239.255.255.250:3702 udp
N/A 239.255.255.250:3702 udp
US 172.202.65.254:443 arc-ring.msedge.net tcp
SE 2.21.96.97:443 ow1.res.office365.com tcp
FR 152.199.21.118:443 static-ecst.licdn.com tcp
NL 52.111.243.30:443 tcp

Files

C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

MD5 d12e797f18cb79137ad12b5e5139e1b8
SHA1 f15fb437b1be86b714e278ce927b315fa0e16ea3
SHA256 afb0f4a0229174f8118ab512b569fdb9eb3ebb0389cb11c9f4a0a2aa88ec258b
SHA512 f6e8f99bcd0ecff7683c8e56fa2ffa3fdff16d6c17a2066b36bc3d78e2838130b5b23059a239b29a7ebdd0b5ca36b3f9cf388945bf1aad50a3f91cb8091223cd