Analysis
- max time kernel
149s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
27/09/2022, 08:53
Behavioral task
behavioral1
Sample
54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe
Resource
win7-20220812-en
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
14 signatures
150 seconds
General
- Target 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe
- Size 669KB
- Sample220927-kta12aebap
- SHA256 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186
- MD5 3981aa980e34be2f97b9f29bd5e98bdd
- SHA1 adb6470c8d918e772fbc590aa3850cd9e214f783
- SHA512 b147389eaf789647b74a924875b14ab813e322e2a1a8a5b8366fa1805bf1c71631f7cf4179475c4e9a2826f7038c0d96793f7daa545808eb4d20b1c23ab18685
- SSDEEP 12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DXKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWCKrKe
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Path
-
C:\how_to_back_files.html
Ransom Note
- <html> <style type="text/css"> body { background-color: #f5f5f5; } h1, h3{ text-align: center; text-transform: uppercase; font-weight: normal; } /*---*/ .tabs1{ display: block; margin: auto; } .tabs1 .head{ text-align: center; float: top; padding: 0px; text-transform: uppercase; font-weight: normal; display: block; background: #81bef7; color: #DF0101; font-size: 30px; } .tabs1 .identi { font-size: 10px; text-align: center; float: top; padding: 15px; display: block; background: #81bef7; color: #DFDFDF; } .tabs .content { background: #f5f5f5; /*text-align: center;*/ color: #000000; padding: 25px 15px; font-size: 15px; font-weight: 400; line-height: 20px; } .tabs .content a { color: #df0130; font-size: 23px; font-style: italic; text-decoration: none; line-height: 35px; } .tabs .content .text{ padding: 25px; line-height: 1.2; } </style> <body> <div class="tabs1"> <div class="head" ><b>Your personal ID:</b></div> <div class="identi"> <span style="width:1000px; color: #ffffff; font-size: 10px;">506727197BEAD30585236367DD73E88DAFBF3120D0D53235D2652AD0E83239A2D3D902A162EF51C3A38EF361C49E95D9A7F1DB41E69A5959B4BE8C86DD3060AB<br>4BC4C53121B3E0627B0F05B2D2F4CFBC7D7D0AAF9A513A6136D7E69387DFEC910FCADC8EBAF28B359D9E4F2BB29C60AF12CEB107DE42A64F9DDA82BDAC82<br>3504D331E724182F194D91A8B8DD879C5460795216C198C2D062444BF265083DD743C918DDF1AD9865E6673A40C2C992FD3CE4D4852D75E31DFAB3661AFF<br>56247EA61227978D006D56294329E68894DDFF8C36E522DBA4573C3D9D9CAE9F8FC60A7907453BD944AFDA9A5E3A3AFF53109E2B4A6B1F1EC1B3B53CBA8B<br>A60D337716437B65AA929E61EDD6BDB6922F34619BC2E7377907121D9883838907113D66C1F5BD530091499A573F0715BEDC28E0D95FAED474667FDE5960<br>97C325CD57C778A9BC3741863CA042D3FD45FBB237683FAA8911704CD61E9EDFE95FAFBD26C5B02871C39DC92A0A0842DC59D8533DEAA4953EB2875E583F<br>60E10EFD1ED80FDFF8A5C9C3B686C9C2286ED5A1B0E8A59B4AD731394E060742E335448D6943FB8CC2B4E24B45649507C2380137B61ACC7B4CC29B8769A3<br>BD99A049741CD9E0A8D882ECD64A1809A244762332D5C025567D8563AA62CB62BB49F512AEE32F2D2E63E437BA2DC1625A4731BB5F853AA5CA67CDDC5F1F<br>3FE1C8169FE5FF3443720622F826</span> <br> <!-- !!! dont changing this !!! --> </div> </div> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <div id="tab-content1" class="content"> <div class="text"> <!--text data --> <b>/!\ YOUR COMPANY NETWORK HAS BEEN PENETRATED /!\</b><br> <b>All your important files have been encrypted!</b><br><br> <hr> Your files are safe! Only modified. (RSA+AES)<br><br> ANY ATTEMPT TO RESTORE YOUR FILES WITH THIRD-PARTY SOFTWARE<br> WILL PERMANENTLY CORRUPT IT.<br> DO NOT MODIFY ENCRYPTED FILES.<br> DO NOT RENAME ENCRYPTED FILES.<br><br> No software available on internet can help you. We are the only ones able to<br> solve your problem.<br><br> We gathered highly confidential/personal data. These data are currently stored on<br> a private server. This server will be immediately destroyed after your payment.<br> If you decide to not pay, we will release your data to public or re-seller.<br> So you can expect your data to be publicly available in the near future..<br><br> We only seek money and our goal is not to damage your reputation or prevent<br> your business from running.<br><br> You will can send us 2-3 non-important files and we will decrypt it for free<br> to prove we are able to give your files back.<br><br> <!--text data --> <hr> <b>Contact us for price and get decryption software.</b><br><br> <a>.onion</a><br> * Note that this server is available via Tor browser only<br><br> Follow the instructions to open the link:<br> 1. Type the addres "https://www.torproject.org" in your Internet browser. It opens the Tor site.<br> 2. Press "Download Tor", then press "Download Tor Browser Bundle", install and run it.<br> 3. Now you have Tor browser. In the Tor Browser open <a>.onion<br> </a> 4. Start a chat and follow the further instructions. <br> <hr> <b>If you can not use the above link, use the email:</b><br> <a href="[email protected] ">[email protected] </a> <br> <a href="[email protected] ">[email protected] </a> <br> <p>* To contact us, create a new free email account on the site: <a href="https://protonmail.com">protonmail.com <br> <b> IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br> </div> </div> </div> <!--tab--> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>
Emails
-
href="[email protected]
-
href="[email protected]
Signatures
- MedusaLocker
Ransomware with several variants first seen in September 2019.
- MedusaLocker payload 2 IoCs
resource yara_rule behavioral2/files/0x0001000000022e6a-135.dat family_medusalocker behavioral2/files/0x0001000000022e6a-136.dat family_medusalocker -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Executes dropped EXE 1 IoCs
pid Process 3748 svhost.exe - Modifies extensions of user files 13 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\ConvertSearch.tiff => C:\Users\Admin\Pictures\ConvertSearch.tiff.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\DisableBlock.tiff => C:\Users\Admin\Pictures\DisableBlock.tiff.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\ReadRepair.raw => C:\Users\Admin\Pictures\ReadRepair.raw.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\SkipSend.crw => C:\Users\Admin\Pictures\SkipSend.crw.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\UndoSend.tif => C:\Users\Admin\Pictures\UndoSend.tif.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\BackupUnlock.tif => C:\Users\Admin\Pictures\BackupUnlock.tif.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened for modification C:\Users\Admin\Pictures\ConvertSearch.tiff 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened for modification C:\Users\Admin\Pictures\DisableBlock.tiff 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\InvokeSwitch.tif => C:\Users\Admin\Pictures\InvokeSwitch.tif.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened for modification C:\Users\Admin\Pictures\OptimizeSave.tiff 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\OptimizeSave.tiff => C:\Users\Admin\Pictures\OptimizeSave.tiff.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\RestoreComplete.raw => C:\Users\Admin\Pictures\RestoreComplete.raw.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File renamed C:\Users\Admin\Pictures\WriteResume.png => C:\Users\Admin\Pictures\WriteResume.png.netlock 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-929662420-1054238289-2961194603-1000\desktop.ini 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\I: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\L: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\M: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\Q: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\R: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\T: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\Y: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\V: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\A: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\B: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\F: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\G: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\J: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\S: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\U: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\W: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\H: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\K: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\X: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\Z: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\E: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\N: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\O: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe File opened (read-only) \??\P: 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe - Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1396 wmic.exe Token: SeSecurityPrivilege 1396 wmic.exe Token: SeTakeOwnershipPrivilege 1396 wmic.exe Token: SeLoadDriverPrivilege 1396 wmic.exe Token: SeSystemProfilePrivilege 1396 wmic.exe Token: SeSystemtimePrivilege 1396 wmic.exe Token: SeProfSingleProcessPrivilege 1396 wmic.exe Token: SeIncBasePriorityPrivilege 1396 wmic.exe Token: SeCreatePagefilePrivilege 1396 wmic.exe Token: SeBackupPrivilege 1396 wmic.exe Token: SeRestorePrivilege 1396 wmic.exe Token: SeShutdownPrivilege 1396 wmic.exe Token: SeDebugPrivilege 1396 wmic.exe Token: SeSystemEnvironmentPrivilege 1396 wmic.exe Token: SeRemoteShutdownPrivilege 1396 wmic.exe Token: SeUndockPrivilege 1396 wmic.exe Token: SeManageVolumePrivilege 1396 wmic.exe Token: 33 1396 wmic.exe Token: 34 1396 wmic.exe Token: 35 1396 wmic.exe Token: 36 1396 wmic.exe Token: SeIncreaseQuotaPrivilege 5028 wmic.exe Token: SeSecurityPrivilege 5028 wmic.exe Token: SeTakeOwnershipPrivilege 5028 wmic.exe Token: SeLoadDriverPrivilege 5028 wmic.exe Token: SeSystemProfilePrivilege 5028 wmic.exe Token: SeSystemtimePrivilege 5028 wmic.exe Token: SeProfSingleProcessPrivilege 5028 wmic.exe Token: SeIncBasePriorityPrivilege 5028 wmic.exe Token: SeCreatePagefilePrivilege 5028 wmic.exe Token: SeBackupPrivilege 5028 wmic.exe Token: SeRestorePrivilege 5028 wmic.exe Token: SeShutdownPrivilege 5028 wmic.exe Token: SeDebugPrivilege 5028 wmic.exe Token: SeSystemEnvironmentPrivilege 5028 wmic.exe Token: SeRemoteShutdownPrivilege 5028 wmic.exe Token: SeUndockPrivilege 5028 wmic.exe Token: SeManageVolumePrivilege 5028 wmic.exe Token: 33 5028 wmic.exe Token: 34 5028 wmic.exe Token: 35 5028 wmic.exe Token: 36 5028 wmic.exe Token: SeIncreaseQuotaPrivilege 936 wmic.exe Token: SeSecurityPrivilege 936 wmic.exe Token: SeTakeOwnershipPrivilege 936 wmic.exe Token: SeLoadDriverPrivilege 936 wmic.exe Token: SeSystemProfilePrivilege 936 wmic.exe Token: SeSystemtimePrivilege 936 wmic.exe Token: SeProfSingleProcessPrivilege 936 wmic.exe Token: SeIncBasePriorityPrivilege 936 wmic.exe Token: SeCreatePagefilePrivilege 936 wmic.exe Token: SeBackupPrivilege 936 wmic.exe Token: SeRestorePrivilege 936 wmic.exe Token: SeShutdownPrivilege 936 wmic.exe Token: SeDebugPrivilege 936 wmic.exe Token: SeSystemEnvironmentPrivilege 936 wmic.exe Token: SeRemoteShutdownPrivilege 936 wmic.exe Token: SeUndockPrivilege 936 wmic.exe Token: SeManageVolumePrivilege 936 wmic.exe Token: 33 936 wmic.exe Token: 34 936 wmic.exe Token: 35 936 wmic.exe Token: 36 936 wmic.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2184 wrote to memory of 1396 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 86 PID 2184 wrote to memory of 1396 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 86 PID 2184 wrote to memory of 1396 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 86 PID 2184 wrote to memory of 5028 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 88 PID 2184 wrote to memory of 5028 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 88 PID 2184 wrote to memory of 5028 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 88 PID 2184 wrote to memory of 936 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 90 PID 2184 wrote to memory of 936 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 90 PID 2184 wrote to memory of 936 2184 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe 90 - System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe"C:\Users\Admin\AppData\Local\Temp\54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186.exe"1⤵
- UAC bypass
- Modifies extensions of user files
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2184 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1396
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:5028
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:936
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:3748
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\svhost.exe
- Size 669KB
- SHA256 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186
- MD5 3981aa980e34be2f97b9f29bd5e98bdd
- SHA1 adb6470c8d918e772fbc590aa3850cd9e214f783
- SHA512 b147389eaf789647b74a924875b14ab813e322e2a1a8a5b8366fa1805bf1c71631f7cf4179475c4e9a2826f7038c0d96793f7daa545808eb4d20b1c23ab18685
- SSDEEP 12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DXKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWCKrKe
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\svhost.exe
- Size 669KB
- SHA256 54b8ca90cd5c6b8053a612d2e8d99bf05f427b36e7fccc0f63427e1f386db186
- MD5 3981aa980e34be2f97b9f29bd5e98bdd
- SHA1 adb6470c8d918e772fbc590aa3850cd9e214f783
- SHA512 b147389eaf789647b74a924875b14ab813e322e2a1a8a5b8366fa1805bf1c71631f7cf4179475c4e9a2826f7038c0d96793f7daa545808eb4d20b1c23ab18685
- SSDEEP 12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DXKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWCKrKe
- MD5 SHA1 SHA512 SSDEEP