Analysis Overview
SHA256
bd9cbcbfd7a897facee368f30d798f2b6cf4bb4aaf1b3301de96e691a6a5ce18
Threat Level: Known bad
The file 0446466ac12756312798acc282f43f42 was found to be: Known bad.
Malicious Activity Summary
Oski
Suspicious use of SetThreadContext
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-21 21:46
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-21 21:46
Reported
2023-12-21 22:19
Platform
win7-20231129-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2224 set thread context of 2144 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe |
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 |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\0446466ac12756312798acc282f43f42.ps1
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 500
Network
Files
memory/2224-4-0x000000001B6B0000-0x000000001B992000-memory.dmp
memory/2224-6-0x000007FEF5730000-0x000007FEF60CD000-memory.dmp
memory/2224-7-0x0000000002B00000-0x0000000002B80000-memory.dmp
memory/2224-5-0x00000000022D0000-0x00000000022D8000-memory.dmp
memory/2224-8-0x000007FEF5730000-0x000007FEF60CD000-memory.dmp
memory/2224-9-0x0000000002B00000-0x0000000002B80000-memory.dmp
memory/2224-10-0x0000000002B00000-0x0000000002B80000-memory.dmp
memory/2224-11-0x0000000002B00000-0x0000000002B80000-memory.dmp
memory/2224-12-0x000000001B550000-0x000000001B55A000-memory.dmp
memory/2144-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2144-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2144-23-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2224-22-0x000007FEF5730000-0x000007FEF60CD000-memory.dmp
memory/2144-25-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-21 21:46
Reported
2023-12-21 22:19
Platform
win10v2004-20231215-en
Max time kernel
91s
Max time network
122s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2984 set thread context of 388 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
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 |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\0446466ac12756312798acc282f43f42.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 388 -ip 388
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 1100
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.109.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/2984-9-0x000002A5F2DC0000-0x000002A5F2DE2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u4ljpr13.w0z.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2984-10-0x00007FF9749F0000-0x00007FF9754B1000-memory.dmp
memory/2984-12-0x000002A5F2400000-0x000002A5F2410000-memory.dmp
memory/2984-11-0x000002A5F2400000-0x000002A5F2410000-memory.dmp
memory/2984-13-0x000002A5F23E0000-0x000002A5F23EA000-memory.dmp
memory/388-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/388-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/388-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2984-18-0x00007FF9749F0000-0x00007FF9754B1000-memory.dmp
memory/388-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/388-23-0x0000000000400000-0x0000000000438000-memory.dmp