Analysis Overview
SHA256
3975ff5fd7f0c5e82b1f932ce5c5fd1d66627dac6043701fe26cbf36035f91bb
Threat Level: Known bad
The file c3e00cc05db28caecab4318f65f9a7c2 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
2023-12-22 14:29
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 14:29
Reported
2023-12-22 18:08
Platform
win7-20231129-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2360 set thread context of 2168 | 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\c3e00cc05db28caecab4318f65f9a7c2.ps1
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 504
Network
Files
memory/2360-5-0x000007FEF5940000-0x000007FEF62DD000-memory.dmp
memory/2360-6-0x0000000002840000-0x00000000028C0000-memory.dmp
memory/2360-7-0x0000000002790000-0x0000000002798000-memory.dmp
memory/2360-8-0x000007FEF5940000-0x000007FEF62DD000-memory.dmp
memory/2360-9-0x0000000002840000-0x00000000028C0000-memory.dmp
memory/2360-10-0x0000000002840000-0x00000000028C0000-memory.dmp
memory/2360-11-0x0000000002840000-0x00000000028C0000-memory.dmp
memory/2360-4-0x000000001B5C0000-0x000000001B8A2000-memory.dmp
memory/2168-25-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2360-24-0x000007FEF5940000-0x000007FEF62DD000-memory.dmp
memory/2168-23-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2168-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2168-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2360-12-0x00000000029F0000-0x00000000029FA000-memory.dmp
memory/2168-27-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 14:29
Reported
2023-12-22 18:08
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
169s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4576 set thread context of 2600 | 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\c3e00cc05db28caecab4318f65f9a7c2.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2600 -ip 2600
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 1100
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.179.89.13.in-addr.arpa | udp |
Files
memory/4576-0-0x000001E8FDD30000-0x000001E8FDD52000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kfzp55r2.3xk.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4576-10-0x000001E8FDD90000-0x000001E8FDD9A000-memory.dmp
memory/2600-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4576-12-0x00007FFC9EBD0000-0x00007FFC9F691000-memory.dmp
memory/2600-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2600-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2600-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2600-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4576-21-0x00007FFC9EBD0000-0x00007FFC9F691000-memory.dmp