Analysis Overview
SHA256
9e8c7b590d35ec86de9d2f1832c2c5291858d6ed8f07ea195074d2dc6cc523bd
Threat Level: Known bad
The file 40b725beab269432755b7015c056a354 was found to be: Known bad.
Malicious Activity Summary
Oski
Suspicious use of SetThreadContext
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-22 01:07
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 01:07
Reported
2023-12-23 03:13
Platform
win7-20231129-en
Max time kernel
120s
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 |
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\40b725beab269432755b7015c056a354.ps1
Network
Files
memory/2852-4-0x000000001B660000-0x000000001B942000-memory.dmp
memory/2852-5-0x0000000002050000-0x0000000002058000-memory.dmp
memory/2852-7-0x0000000002E00000-0x0000000002E80000-memory.dmp
memory/2852-6-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp
memory/2852-10-0x0000000002E00000-0x0000000002E80000-memory.dmp
memory/2852-9-0x0000000002E00000-0x0000000002E80000-memory.dmp
memory/2852-12-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp
memory/2852-11-0x0000000002E00000-0x0000000002E80000-memory.dmp
memory/2852-8-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 01:07
Reported
2023-12-23 03:13
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
151s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2956 set thread context of 2140 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.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 |
| 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\40b725beab269432755b7015c056a354.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
#cmd
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
#cmd
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2140 -ip 2140
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 1120
Network
| Country | Destination | Domain | Proto |
| 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 | 149.177.190.20.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 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.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 | 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 | 180.178.17.96.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 |
| US | 8.8.8.8:53 | 210.143.182.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kfyxs5h3.ri0.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2956-0-0x00000233BC020000-0x00000233BC042000-memory.dmp
memory/2956-11-0x00000233B9EA0000-0x00000233B9EB0000-memory.dmp
memory/2956-10-0x00007FFB516C0000-0x00007FFB52181000-memory.dmp
memory/2956-12-0x00000233B9EA0000-0x00000233B9EB0000-memory.dmp
memory/2956-13-0x00000233B9E80000-0x00000233B9EA6000-memory.dmp
memory/2956-15-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-14-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-21-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-23-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-25-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-29-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-27-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-43-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-49-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-53-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-54-0x00000233A1940000-0x00000233A1941000-memory.dmp
memory/2956-51-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-47-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-45-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-41-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-39-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-37-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-35-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-33-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-31-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-19-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2956-17-0x00000233B9E80000-0x00000233B9EA0000-memory.dmp
memory/2140-55-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2140-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2956-60-0x00007FFB516C0000-0x00007FFB52181000-memory.dmp
memory/2140-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2140-59-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2140-64-0x0000000000400000-0x0000000000438000-memory.dmp