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Resubmissions
07/10/2023, 18:50
231007-xhdn1aee5y 707/10/2023, 18:45
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231007-w5zdjsgg59 10Analysis
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max time kernel
244s -
max time network
274s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
07/10/2023, 18:30
Static task
static1
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win10-20230915-en
General
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Target
Loader.exe
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Size
133KB
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MD5
fc3378c4e8cd002ba1e8a05b37f09d24
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SHA1
6b3620287c4f94d2f515c1a8577fffcc02331b0c
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SHA256
2b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
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SHA512
c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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SSDEEP
1536:yxYnIibKxkGHHIy2MwxIQ+b/zvc5j6xOVHRvUF80XbpGQqmyVttdGFQeOPigE:aLRIHpx3+bb5OVHpUFNcQqmyBeT
Malware Config
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule behavioral1/memory/3784-1018-0x0000000002EE0000-0x0000000002EEE000-memory.dmp disable_win_def -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Control Panel\International\Geo\Nation Loader.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XWorm Auto Updater.lnk Loader.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XWorm Auto Updater.lnk Loader.exe -
Executes dropped EXE 4 IoCs
pid Process 4196 XWorm Auto Updater 4752 XWorm Auto Updater 5116 XWorm Auto Updater 1600 XWorm Auto Updater -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Software\Microsoft\Windows\CurrentVersion\Run\XWorm Auto Updater = "C:\\Users\\Admin\\AppData\\Local\\Temp\\XWorm Auto Updater" Loader.exe -
Drops desktop.ini file(s) 16 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini Loader.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1384669652-2270756765-572751751-1000\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini Loader.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Links\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Music\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Searches\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Videos\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Documents\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini Loader.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini Loader.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\XBackground.bmp" Loader.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Debug\ESE.TXT MicrosoftEdge.exe File created C:\Windows\rescache\_merged\3720402701\2219095117.pri MicrosoftEdgeCP.exe File created C:\Windows\rescache\_merged\3720402701\2219095117.pri MicrosoftEdgeCP.exe File created C:\Windows\rescache\_merged\3720402701\2219095117.pri MicrosoftEdge.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4724 schtasks.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Software\Microsoft\Internet Explorer\Main browser_broker.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Software\Microsoft\Internet Explorer\Main MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000\Software\Microsoft\Internet Explorer\Main MicrosoftEdgeCP.exe -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Extensible Cache MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Content\CacheLimit = "256000" MicrosoftEdgeCP.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\History\CachePrefix = "Visited:" MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = cf07c9bb4cf9d901 MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\BrowserEmulation\IECompatVersionHigh = "268435456" MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = 91b2bdd14cf9d901 MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\DummyPath\dummySetting = "1" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings\Cache\Extensible Cache MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\PendingDelete\C:\Users\Admin\AppData\Local\Packa = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Main\JumpListFirstRun = "3" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\BrowserEmulation\CVListXMLVersionLow = "395205405" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\006\ACGStatus\ACGPolicyState = "6" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Content MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\CIStatus\SignaturePolicy = 06000000 MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\MrtCache MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\PendingRecovery\ReadingStorePending = "0" MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\ACGStatus\DynamicCodePolicy = 05000000 MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Cookies\CacheLimit = "1" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Explorer MicrosoftEdgeCP.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\Active\{BEA9BD89-BBE7-4CD1-A129-CE12F8D18B68} = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\Wow64-VersionLow = "0" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings\Cache\History MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\History\CacheLimit = "1" MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\DataStore\OneTimeCleanup = "1" MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Content\CachePrefix MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\CIStatus\CIPolicyState = "0" MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings\Cache\Content\CacheLimit = "256000" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\OnlineHistory MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\DXFeatureLevel = "0" MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\ACGStatus\DynamicCodePolicy = 05000000 MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings\Cache\History\CacheLimit = "1" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\History MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Protected - It is a violation of Windows Policy to modify. See aka.ms/browserpolicy\Extensions MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Protected - It is a violation of Windows Policy to modify = 010000004131d156014f8b20dbb1808c7a55259f5106d90dc51f498f764f071e5a4c9185a9b1d5ecca6dd111657533b5b1fb8ea64d4a8df25b643804acd3 MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\CIStatus\CIPolicyState = "0" MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ServiceUI\IsSignedIn = "0" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\VersionLow = "0" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\006\CIStatus MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = 2acafab64cf9d901 MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Explorer MicrosoftEdgeCP.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\History\CachePrefix = "Visited:" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\PendingRecovery MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\PendingRecovery\Active = "1" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\BrowserEmulation\CVListDOSTime = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\ACGStatus\ACGPolicyState = "8" MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = 9bc657b74cf9d901 MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\Internet Settings\Cache\Content\CachePrefix MicrosoftEdgeCP.exe Set value (str) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\History\CachePrefix = "Visited:" MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\DataStore\LastCleanup = c26628bc4cf9d901 MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\FavOrder MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Recovery\Active MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\SubSysId = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\VersionHigh = "0" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\CIStatus MicrosoftEdgeCP.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\004\CIStatus\SignaturePolicy = 06000000 MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Main\SharedCookie_MRACMigrationDone = "1" MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = 0ebfefc94cf9d901 MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ServiceUI MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\BrowserEmulation\IECompatVersionLow = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Rating\Rating Prompt Shown = "0" MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\006\CIStatus\SignaturePolicy = 06000000 MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-1384669652-2270756765-572751751-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Explorer\Main MicrosoftEdgeCP.exe -
Suspicious behavior: EnumeratesProcesses 17 IoCs
pid Process 3100 powershell.exe 3100 powershell.exe 3100 powershell.exe 512 powershell.exe 512 powershell.exe 512 powershell.exe 5076 powershell.exe 5076 powershell.exe 5076 powershell.exe 1908 powershell.exe 1908 powershell.exe 1908 powershell.exe 3784 Loader.exe 3784 Loader.exe 3784 Loader.exe 3784 Loader.exe 3784 Loader.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 3688 MicrosoftEdgeCP.exe 3688 MicrosoftEdgeCP.exe 3688 MicrosoftEdgeCP.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3784 Loader.exe Token: SeDebugPrivilege 3100 powershell.exe Token: SeIncreaseQuotaPrivilege 3100 powershell.exe Token: SeSecurityPrivilege 3100 powershell.exe Token: SeTakeOwnershipPrivilege 3100 powershell.exe Token: SeLoadDriverPrivilege 3100 powershell.exe Token: SeSystemProfilePrivilege 3100 powershell.exe Token: SeSystemtimePrivilege 3100 powershell.exe Token: SeProfSingleProcessPrivilege 3100 powershell.exe Token: SeIncBasePriorityPrivilege 3100 powershell.exe Token: SeCreatePagefilePrivilege 3100 powershell.exe Token: SeBackupPrivilege 3100 powershell.exe Token: SeRestorePrivilege 3100 powershell.exe Token: SeShutdownPrivilege 3100 powershell.exe Token: SeDebugPrivilege 3100 powershell.exe Token: SeSystemEnvironmentPrivilege 3100 powershell.exe Token: SeRemoteShutdownPrivilege 3100 powershell.exe Token: SeUndockPrivilege 3100 powershell.exe Token: SeManageVolumePrivilege 3100 powershell.exe Token: 33 3100 powershell.exe Token: 34 3100 powershell.exe Token: 35 3100 powershell.exe Token: 36 3100 powershell.exe Token: SeDebugPrivilege 512 powershell.exe Token: SeIncreaseQuotaPrivilege 512 powershell.exe Token: SeSecurityPrivilege 512 powershell.exe Token: SeTakeOwnershipPrivilege 512 powershell.exe Token: SeLoadDriverPrivilege 512 powershell.exe Token: SeSystemProfilePrivilege 512 powershell.exe Token: SeSystemtimePrivilege 512 powershell.exe Token: SeProfSingleProcessPrivilege 512 powershell.exe Token: SeIncBasePriorityPrivilege 512 powershell.exe Token: SeCreatePagefilePrivilege 512 powershell.exe Token: SeBackupPrivilege 512 powershell.exe Token: SeRestorePrivilege 512 powershell.exe Token: SeShutdownPrivilege 512 powershell.exe Token: SeDebugPrivilege 512 powershell.exe Token: SeSystemEnvironmentPrivilege 512 powershell.exe Token: SeRemoteShutdownPrivilege 512 powershell.exe Token: SeUndockPrivilege 512 powershell.exe Token: SeManageVolumePrivilege 512 powershell.exe Token: 33 512 powershell.exe Token: 34 512 powershell.exe Token: 35 512 powershell.exe Token: 36 512 powershell.exe Token: SeDebugPrivilege 5076 powershell.exe Token: SeIncreaseQuotaPrivilege 5076 powershell.exe Token: SeSecurityPrivilege 5076 powershell.exe Token: SeTakeOwnershipPrivilege 5076 powershell.exe Token: SeLoadDriverPrivilege 5076 powershell.exe Token: SeSystemProfilePrivilege 5076 powershell.exe Token: SeSystemtimePrivilege 5076 powershell.exe Token: SeProfSingleProcessPrivilege 5076 powershell.exe Token: SeIncBasePriorityPrivilege 5076 powershell.exe Token: SeCreatePagefilePrivilege 5076 powershell.exe Token: SeBackupPrivilege 5076 powershell.exe Token: SeRestorePrivilege 5076 powershell.exe Token: SeShutdownPrivilege 5076 powershell.exe Token: SeDebugPrivilege 5076 powershell.exe Token: SeSystemEnvironmentPrivilege 5076 powershell.exe Token: SeRemoteShutdownPrivilege 5076 powershell.exe Token: SeUndockPrivilege 5076 powershell.exe Token: SeManageVolumePrivilege 5076 powershell.exe Token: 33 5076 powershell.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3784 Loader.exe 4260 MicrosoftEdge.exe 3688 MicrosoftEdgeCP.exe 360 MicrosoftEdgeCP.exe 3688 MicrosoftEdgeCP.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3784 wrote to memory of 3100 3784 Loader.exe 69 PID 3784 wrote to memory of 3100 3784 Loader.exe 69 PID 3784 wrote to memory of 512 3784 Loader.exe 72 PID 3784 wrote to memory of 512 3784 Loader.exe 72 PID 3784 wrote to memory of 5076 3784 Loader.exe 74 PID 3784 wrote to memory of 5076 3784 Loader.exe 74 PID 3784 wrote to memory of 1908 3784 Loader.exe 76 PID 3784 wrote to memory of 1908 3784 Loader.exe 76 PID 3784 wrote to memory of 4724 3784 Loader.exe 78 PID 3784 wrote to memory of 4724 3784 Loader.exe 78 PID 3688 wrote to memory of 2408 3688 MicrosoftEdgeCP.exe 90 PID 3688 wrote to memory of 2408 3688 MicrosoftEdgeCP.exe 90 PID 3688 wrote to memory of 2408 3688 MicrosoftEdgeCP.exe 90 PID 3688 wrote to memory of 2408 3688 MicrosoftEdgeCP.exe 90 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\Loader.exe"C:\Users\Admin\AppData\Local\Temp\Loader.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Loader.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3100
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Loader.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5076
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWorm Auto Updater'2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1908
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XWorm Auto Updater" /tr "C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"2⤵
- Creates scheduled task(s)
PID:4724
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C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"1⤵
- Executes dropped EXE
PID:4196
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C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"1⤵
- Executes dropped EXE
PID:4752
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca1⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4260
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C:\Windows\system32\browser_broker.exeC:\Windows\system32\browser_broker.exe -Embedding1⤵
- Modifies Internet Explorer settings
PID:592
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3688
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:360
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
PID:2408
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵
- Modifies registry class
PID:4068
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵
- Modifies registry class
PID:4788
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C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"1⤵
- Executes dropped EXE
PID:5116
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C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"C:\Users\Admin\AppData\Local\Temp\XWorm Auto Updater"1⤵
- Executes dropped EXE
PID:1600
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
654B
MD516c5fce5f7230eea11598ec11ed42862
SHA175392d4824706090f5e8907eee1059349c927600
SHA25687ba77c13905298acbac72be90949c4fe0755b6eff9777615aa37f252515f151
SHA512153edd6da59beea6cc411ed7383c32916425d6ebb65f04c65aab7c1d6b25443d143aa8449aa92149de0ad8a975f6ecaa60f9f7574536eec6b38fe5fd3a6c6adc
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Filesize
3KB
MD5ad5cd538ca58cb28ede39c108acb5785
SHA11ae910026f3dbe90ed025e9e96ead2b5399be877
SHA256c9e6cb04d6c893458d5a7e12eb575cf97c3172f5e312b1f63a667cbbc5f0c033
SHA512c066c5d9b276a68fa636647bb29aea05bfa2292217bc77f5324d9c1d93117772ee8277e1f7cff91ec8d6b7c05ca078f929cecfdbb09582522a9067f54740af13
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Filesize
74KB
MD5d4fc49dc14f63895d997fa4940f24378
SHA13efb1437a7c5e46034147cbbc8db017c69d02c31
SHA256853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1
SHA512cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a
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Filesize
1KB
MD53ccfb4e291a82c660e326c2a811a9d38
SHA1635893c8cf43891f5e97fe5b1b78ba4a3eb33510
SHA256e4166770868f6a30bc0190302a3abdce7c42aa053d2d15faf382771627ae0adb
SHA5128aff80fc335561d856dcbb677037b22abd2626283eaef563b29ee9cbc810bc508d94046b18998e85c0bb65b72049f9dc2fe446446cef007c1ee13ffefadb2c43
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Filesize
1KB
MD50d27ecfae72115293fbdeed62375b3c4
SHA1ffc142a084c3424832d1288e038961fadc26d1f7
SHA256c25b976d3bd4d033bde3d27470417628908e0153eedd200c437d46d39f092e2a
SHA512d1e7b65708ac30764a55612d7c251548725616510259aa02241799a5e9130382ccf7635cf1be5f6ec03c51e514948fb0a2c45e86dce41f87c581c292f3aa4b78
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Filesize
1KB
MD5fc9c1d170089ec115d99cf6cd563ef2e
SHA108e1ec0454a12751d42b2e1ec3010e5a298e3774
SHA2560e5cd56e2a6c2a9c95b758cc17dd165e98a97dc4a725e7ccb7049d88d5682305
SHA51262a5a77c0526ae51762f6b5ea5058a9792da5e4c872faaa0b2c05acf10581b43a220e3b607b98626ca709fa3c16673fa6bb29136863ff697c08b3eba75528e4d
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C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\Temp\~DFD823FABEA7145D62.TMP
Filesize16KB
MD509343119b5767696e4687a438a18f4b3
SHA191cfaa5c039750ee6515f445b6c32e3248deeee0
SHA256420689251e0c5a8bbf91549905122f35eb22fd17a1cb72324c02d8f957dba184
SHA512f812212f87cebb60a97912912f7ee8f6e2ee5510e0d484bf466d2cfbae9462fa5ed284d6beb08a5439af4a58137c0a43ac31428bbbcc011c10d9482deb2e5200
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Filesize
133KB
MD5fc3378c4e8cd002ba1e8a05b37f09d24
SHA16b3620287c4f94d2f515c1a8577fffcc02331b0c
SHA2562b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
SHA512c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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Filesize
133KB
MD5fc3378c4e8cd002ba1e8a05b37f09d24
SHA16b3620287c4f94d2f515c1a8577fffcc02331b0c
SHA2562b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
SHA512c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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Filesize
133KB
MD5fc3378c4e8cd002ba1e8a05b37f09d24
SHA16b3620287c4f94d2f515c1a8577fffcc02331b0c
SHA2562b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
SHA512c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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Filesize
133KB
MD5fc3378c4e8cd002ba1e8a05b37f09d24
SHA16b3620287c4f94d2f515c1a8577fffcc02331b0c
SHA2562b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
SHA512c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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Filesize
133KB
MD5fc3378c4e8cd002ba1e8a05b37f09d24
SHA16b3620287c4f94d2f515c1a8577fffcc02331b0c
SHA2562b03faa10419218a0214b4ef415ecc41d9c78a8031deaf89d9d836b8fcd54089
SHA512c1ac224a9aad0dde67f5ec4b4ae9f4921cb7718bf1a27755d32de6ea04f8aaf09864228c0d576492bbd1742209333b988429a3e277b1f4d19ea068b1e548fe69
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
638B
MD5728461685559160f196b0ed481d3e906
SHA156f4c6576f1e4c509a7fffa6480a76bf9bc0f41d
SHA256add4a94eef33a4f29728da65bf2e1a698e389b54b8048f14b0c6db63cf389cec
SHA5128c92611c772cd16dc55b7253ee48462ac5aff5dcf529f6fbe9d5b2c7f94058ee7f38918df6038253c222f49618b70a7344de29d7adabfad149d8ae76abe173f3
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C:\Users\Admin\NTUSER.DAT{4e074668-0c1c-11e7-a943-e41d2d718a20}.TMContainer00000000000000000001.regtrans-ms.ENC
Filesize16B
MD5202c5020baec57ba5121eb9e3ac835c5
SHA1137d68e01e37083d3aaf9d199fdee21d3bfa5d68
SHA2565f91145bb3ad2cc709cea5aa3eb74e5f69ce395ab52a6cfd91833621bca538cb
SHA51276e478140041401b5dfd7dc79d6c54ea22cc93fdc4161b6a1bf8eda1bf2b785fefa7eb4cec9e6a3a87f7c43d348f67b27a3fa060f185ff50e871d8f8db42bc39