Analysis Overview
SHA256
c66d5ae5f1cc7e8a8c0047e51ce2f5a94de960f63ea2107aaf60bebce75fb2bb
Threat Level: Known bad
The file 67b72b574b52873730e274250feef9ed 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 04:50
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 04:50
Reported
2023-12-23 09:02
Platform
win7-20231215-en
Max time kernel
118s
Max time network
121s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2404 set thread context of 2892 | 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\67b72b574b52873730e274250feef9ed.ps1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 112
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
Network
Files
memory/2404-4-0x000000001B260000-0x000000001B542000-memory.dmp
memory/2404-5-0x000007FEF5830000-0x000007FEF61CD000-memory.dmp
memory/2404-6-0x0000000001F70000-0x0000000001FF0000-memory.dmp
memory/2404-8-0x000007FEF5830000-0x000007FEF61CD000-memory.dmp
memory/2404-9-0x0000000001F70000-0x0000000001FF0000-memory.dmp
memory/2404-10-0x0000000001F70000-0x0000000001FF0000-memory.dmp
memory/2404-7-0x0000000001F40000-0x0000000001F48000-memory.dmp
memory/2404-11-0x0000000001F70000-0x0000000001FF0000-memory.dmp
memory/2404-12-0x0000000002770000-0x000000000277A000-memory.dmp
memory/2892-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2892-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2892-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2404-23-0x000007FEF5830000-0x000007FEF61CD000-memory.dmp
memory/2892-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2892-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2892-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2892-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2892-13-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 04:50
Reported
2023-12-23 09:02
Platform
win10v2004-20231215-en
Max time kernel
157s
Max time network
162s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2816 set thread context of 2864 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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\67b72b574b52873730e274250feef9ed.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.177.190.20.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 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| VN | 103.114.107.28:80 | tcp | |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| VN | 103.114.107.28:80 | tcp | |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.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 |
| VN | 103.114.107.28:80 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| VN | 103.114.107.28:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| VN | 103.114.107.28:80 | tcp | |
| VN | 103.114.107.28:80 | tcp | |
| VN | 103.114.107.28:80 | tcp | |
| US | 8.8.8.8:53 | 195.201.50.20.in-addr.arpa | udp |
Files
memory/2816-0-0x0000025EF0AA0000-0x0000025EF0AC2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t5elkrw5.rgp.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2816-10-0x00007FF994250000-0x00007FF994D11000-memory.dmp
memory/2816-12-0x0000025ED7BE0000-0x0000025ED7BF0000-memory.dmp
memory/2816-11-0x0000025ED7BE0000-0x0000025ED7BF0000-memory.dmp
memory/2816-13-0x0000025EF0E40000-0x0000025EF0E4A000-memory.dmp
memory/2864-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2864-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2816-19-0x00007FF994250000-0x00007FF994D11000-memory.dmp
memory/2864-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2864-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2864-21-0x0000000000400000-0x0000000000438000-memory.dmp