Analysis Overview
SHA256
f491801e1e4a8b38f28d939e337436a8650f5d849060854df452eb1b56053b17
Threat Level: Known bad
The file 5e955058a451a655fe87853ab9195363 was found to be: Known bad.
Malicious Activity Summary
Oski
Suspicious use of SetThreadContext
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-22 03:53
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 03:53
Reported
2023-12-23 07:31
Platform
win7-20231215-en
Max time kernel
122s
Max time network
136s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2284 set thread context of 2748 | 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 | N/A |
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\5e955058a451a655fe87853ab9195363.ps1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 496
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
Network
Files
memory/2284-4-0x000000001B240000-0x000000001B522000-memory.dmp
memory/2284-5-0x00000000024E0000-0x00000000024E8000-memory.dmp
memory/2284-6-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp
memory/2284-7-0x0000000002820000-0x00000000028A0000-memory.dmp
memory/2284-8-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp
memory/2284-9-0x0000000002820000-0x00000000028A0000-memory.dmp
memory/2284-10-0x0000000002820000-0x00000000028A0000-memory.dmp
memory/2284-11-0x0000000002800000-0x000000000280A000-memory.dmp
memory/2748-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2748-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2284-21-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp
memory/2748-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2748-24-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 03:53
Reported
2023-12-23 07:30
Platform
win10v2004-20231215-en
Max time kernel
0s
Max time network
107s
Command Line
Signatures
Oski
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 |
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5e955058a451a655fe87853ab9195363.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 432 -ip 432
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 432 -s 1112
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 19.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.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 | 43.58.199.20.in-addr.arpa | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| IE | 20.223.35.26:443 | tcp | |
| IE | 20.223.35.26:443 | tcp | |
| IE | 20.223.35.26:443 | tcp | |
| 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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_do3nwod5.4sj.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4464-12-0x000002359DD70000-0x000002359DD80000-memory.dmp
memory/4464-11-0x000002359DD70000-0x000002359DD80000-memory.dmp
memory/4464-10-0x00007FFCB5020000-0x00007FFCB5AE1000-memory.dmp
memory/4464-0-0x00000235B8470000-0x00000235B8492000-memory.dmp
memory/432-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/432-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4464-18-0x00007FFCB5020000-0x00007FFCB5AE1000-memory.dmp
memory/432-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/432-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4464-13-0x00000235B8460000-0x00000235B846A000-memory.dmp
memory/432-23-0x0000000000400000-0x0000000000438000-memory.dmp