General
Target

1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

Filesize

366KB

Completed

16-02-2022 23:18

Task

behavioral2

Score
10/10
MD5

2332f770b014f21bcc63c7bee50d543a

SHA1

21ef6f89c9604acdd15ec430343ada05640cb869

SHA256

1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da

SHA256

294a23b72d0a0c19071e96c5e2743e54f959788e8e4c7fd1122bbed988460ddcf9ec063f604f1d6d98968d45c16ee237caac1a8641f8bd4c500e5e6d7fcd6d91

Malware Config

Extracted

Path

C:\DECRYPT-FILES.txt

Family

maze

Ransom Note
Attention! ---------------------------- | What happened? ---------------------------- We hacked your network and now all your files, documents, photos, databases, and other important data are safely encrypted with reliable algorithms. You cannot access the files right now. But do not worry. You can get it back! It is easy to recover in a few steps. We have also downloaded a lot of private data from your network, so in case of not contacting us as soon as possible this data will be released. If you do not contact us in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. To see what happens to those who don't contact us, google: * Southwire Maze Ransomware * MDLab Maze Ransomware * City of Pensacola Maze Ransomware After the payment the data will be removed from our disks and decryptor will be given to you, so you can restore all your files. ---------------------------- | How to contact us and get my files back? ---------------------------- The only method to restore your files and be safe from data leakage is to purchase a unique for you private key which is securely stored on our servers. To contact us and purchase the key you have to visit our website in a hidden TOR network. There are general 2 ways to reach us: 1) [Recommended] Using hidden TOR network. a) Download a special TOR browser: https://www.torproject.org/ b) Install the TOR Browser. c) Open the TOR Browser. d) Open our website in the TOR browser: http://aoacugmutagkwctu.onion/6b850caf4a52b50d e) Follow the instructions on this page. 2) If you have any problems connecting or using TOR network a) Open our website: https://mazedecrypt.top/6b850caf4a52b50d b) Follow the instructions on this page. Warning: the second (2) method can be blocked in some countries. That is why the first (1) method is recommended to use. On this page, you will see instructions on how to make a free decryption test and how to pay. Also it has a live chat with our operators and support team. ---------------------------- | What about guarantees? ---------------------------- We understand your stress and worry. So you have a FREE opportunity to test a service by instantly decrypting for free three files from every system in your network. If you have any problems our friendly support team is always here to assist you in a live chat! P.S. Dear system administrators, do not think you can handle it by yourself. Inform leadership as soon as possible. By hiding the fact of the breach you will be eventually fired and sometimes even sued. ------------------------------------------------------------------------------- THIS IS A SPECIAL BLOCK WITH A PERSONAL AND CONFIDENTIAL INFORMATION! DO NOT TOUCH IT WE NEED IT TO IDENTIFY AND AUTHORIZE YOU ---BEGIN MAZE KEY--- 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 ---END MAZE KEY---
URLs

http://aoacugmutagkwctu.onion/6b850caf4a52b50d

https://mazedecrypt.top/6b850caf4a52b50d

Signatures 13

Filter: none

Collection
Credential Access
Defense Evasion
Discovery
Impact
  • Maze

    Description

    Ransomware family also known as ChaCha.

  • Deletes shadow copies

    Description

    Ransomware often targets backup files to inhibit system recovery.

    Tags

    TTPs

    File DeletionInhibit System Recovery
  • Modifies extensions of user files
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Description

    Ransomware generally changes the extension on encrypted files.

    Tags

    Reported IOCs

    descriptioniocprocess
    File opened for modificationC:\Users\Admin\Pictures\ConvertUse.tiff1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\ConvertUse.tiff => C:\Users\Admin\Pictures\ConvertUse.tiff.UBCo1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Users\Admin\Pictures\DebugRegister.tiff1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\RenameRead.png => C:\Users\Admin\Pictures\RenameRead.png.hyhwaN1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\UpdateRestore.raw => C:\Users\Admin\Pictures\UpdateRestore.raw.EOEjTY1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\WatchSet.tiff => C:\Users\Admin\Pictures\WatchSet.tiff.Kx6F1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Users\Admin\Pictures\WatchSet.tiff1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Users\Admin\Pictures\AddMeasure.tiff1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\AddMeasure.tiff => C:\Users\Admin\Pictures\AddMeasure.tiff.JEHh1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\DebugRegister.tiff => C:\Users\Admin\Pictures\DebugRegister.tiff.UBCo1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\DismountUnlock.raw => C:\Users\Admin\Pictures\DismountUnlock.raw.UBCo1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\InstallFormat.png => C:\Users\Admin\Pictures\InstallFormat.png.ZVEb31156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File renamedC:\Users\Admin\Pictures\SubmitUninstall.raw => C:\Users\Admin\Pictures\SubmitUninstall.raw.EOEjTY1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
  • Drops startup file
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Reported IOCs

    descriptioniocprocess
    File createdC:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\6b850caf4a52b50d.tmp1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File createdC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6b850caf4a52b50d.tmp1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    TTPs

    Data from Local SystemCredentials in Files
  • Sets desktop wallpaper using registry
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Tags

    TTPs

    DefacementModify Registry

    Reported IOCs

    descriptioniocprocess
    Set value (str)\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\111.bmp"1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
  • Drops file in Program Files directory
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Reported IOCs

    descriptioniocprocess
    File createdC:\Program Files\DECRYPT-FILES.txt1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\InstallConfirm.ex_1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\RestoreFind.ttc1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\RemoveUnpublish.wmv1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files (x86)\6b850caf4a52b50d.tmp1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\6b850caf4a52b50d.tmp1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\CompareCompress.mp4v1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\JoinPush.bin1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\ProtectOpen.cab1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File createdC:\Program Files (x86)\DECRYPT-FILES.txt1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\MeasureDismount.dib1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\SetRemove.css1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\SkipFind.vb1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\UnregisterSubmit.contact1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\GroupGrant.pcx1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\ResolveSubmit.dwfx1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    File opened for modificationC:\Program Files\RevokeSet.au1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
  • Drops file in Windows directory
    TiWorker.exesvchost.exe

    Reported IOCs

    descriptioniocprocess
    File opened for modificationC:\Windows\WinSxS\pending.xmlTiWorker.exe
    File opened for modificationC:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.datsvchost.exe
    File opened for modificationC:\Windows\Logs\CBS\CBS.logTiWorker.exe
  • Checks processor information in registry
    MusNotifyIcon.exe

    Description

    Processor information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key opened\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0MusNotifyIcon.exe
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHzMusNotifyIcon.exe
  • Modifies data under HKEY_USERS
    svchost.exe

    Reported IOCs

    descriptioniocprocess
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"svchost.exe
    Key created\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimizationsvchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"svchost.exe
    Set value (str)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.999645"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"svchost.exe
    Set value (str)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.962011"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"svchost.exe
    Set value (str)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"svchost.exe
    Key created\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Configsvchost.exe
    Key created\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settingssvchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132897033635608949"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4148"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"svchost.exe
    Set value (str)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3916"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"svchost.exe
    Set value (str)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"svchost.exe
    Key created\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usagesvchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"svchost.exe
    Set value (int)\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"svchost.exe
  • Suspicious behavior: EnumeratesProcesses
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Reported IOCs

    pidprocess
    33161156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    33161156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
  • Suspicious use of AdjustPrivilegeToken
    vssvc.exeTiWorker.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeBackupPrivilege2080vssvc.exe
    Token: SeRestorePrivilege2080vssvc.exe
    Token: SeAuditPrivilege2080vssvc.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
    Token: SeRestorePrivilege4044TiWorker.exe
    Token: SeSecurityPrivilege4044TiWorker.exe
    Token: SeBackupPrivilege4044TiWorker.exe
  • Suspicious use of WriteProcessMemory
    1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 3316 wrote to memory of 214433161156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exewmic.exe
    PID 3316 wrote to memory of 214433161156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exewmic.exe
Processes 7
  • C:\Users\Admin\AppData\Local\Temp\1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe
    "C:\Users\Admin\AppData\Local\Temp\1156e9951df46c4854cf9bc5bb96101b0b923c4e10adcffc286a0a1078fcb3da.exe"
    Modifies extensions of user files
    Drops startup file
    Sets desktop wallpaper using registry
    Drops file in Program Files directory
    Suspicious behavior: EnumeratesProcesses
    Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Windows\system32\wbem\wmic.exe
      "C:\mfh\..\Windows\lulgu\..\system32\o\u\o\..\..\..\wbem\wh\..\wmic.exe" shadowcopy delete
      PID:2144
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    Checks processor information in registry
    PID:2612
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    Drops file in Windows directory
    Modifies data under HKEY_USERS
    PID:1796
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    Suspicious use of AdjustPrivilegeToken
    PID:2080
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    Drops file in Windows directory
    Suspicious use of AdjustPrivilegeToken
    PID:4044
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x510 0x4a8
    PID:3040
Network
MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Initial Access
          Lateral Movement
            Persistence
              Privilege Escalation
                Replay Monitor
                00:00 00:00
                Downloads