Analysis Overview
SHA256
10dee76aaab7ab2441547cd74e8a282fb349e3e023c73f958d212db7ad09b313
Threat Level: Known bad
The file 05df1a35f25ff857db2e24c1dcb65777 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 20:46
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-21 20:46
Reported
2023-12-21 21:38
Platform
win7-20231215-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
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 |
| 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 |
| 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\05df1a35f25ff857db2e24c1dcb65777.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
Network
Files
memory/3048-5-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp
memory/3048-6-0x0000000002460000-0x0000000002468000-memory.dmp
memory/3048-4-0x000000001B350000-0x000000001B632000-memory.dmp
memory/3048-7-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp
memory/3048-8-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/3048-9-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/3048-10-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/3048-11-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/3048-12-0x00000000027A0000-0x00000000027B2000-memory.dmp
memory/3048-13-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-21 20:46
Reported
2023-12-21 21:38
Platform
win10v2004-20231215-en
Max time kernel
142s
Max time network
146s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4952 set thread context of 3748 | 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\05df1a35f25ff857db2e24c1dcb65777.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
#cmd
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3748 -ip 3748
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 1100
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 18.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 177.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.2.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 175.178.17.96.in-addr.arpa | udp |
Files
memory/4952-5-0x00000205477A0000-0x00000205477C2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hjmchzvv.hnq.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4952-10-0x00007FFE27BA0000-0x00007FFE28661000-memory.dmp
memory/4952-11-0x000002055FCE0000-0x000002055FCF0000-memory.dmp
memory/4952-12-0x000002055FCE0000-0x000002055FCF0000-memory.dmp
memory/4952-13-0x0000020547790000-0x00000205477A2000-memory.dmp
memory/3748-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3748-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4952-19-0x00007FFE27BA0000-0x00007FFE28661000-memory.dmp
memory/3748-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3748-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3748-23-0x0000000000400000-0x0000000000438000-memory.dmp